The 7 Best Smart Scales of 2025: Tested & Reviewed

Smart scales have come a long way in the past few years. In the past, all a bathroom scale could do was show you your weight. Today, the best smart scales provide much more: they track body fat, muscle mass, bone density, hydration levels, and even your metabolic age. These smart scales connect seamlessly to your phone, helping you monitor and analyze your health over time. Whether you’re tracking your fitness goals or just keeping tabs on your overall health, the right smart scale can be a game-changer.

So, how do you pick the best one for your needs? That’s where we come in. In this article, we’ve tested over 50 Most accurate smart scales to bring you the top 10 that excel in performance, accuracy, and value. Read on to find the right smart scale for you.

What Makes Smart Scales Better Than Regular Scales?

Smart scales use something called bioelectrical impedance analysis (BIA). This sounds complicated, but it’s really simple. The scale sends a tiny, safe electrical current through your body. Different tissues resist this current in different ways:

• Muscle tissue conducts electricity easily because it has lots of water
• Fat tissue resists electricity because it has less water
• Bone and organs have their own resistance patterns

Your scale measures this resistance and calculates your body composition. Then it sends all this data to your phone automatically. No more writing down numbers or forgetting yesterday’s weight.

Best Overall: Etekcity Smart Scale for Body Weight

Specs:

• Weight Range: Up to 400 lbs
• Metrics: BMI, body fat, muscle mass, bone density, water percentage
• Connectivity: Bluetooth
• Users: Unlimited user profiles via the app
• Battery: 4 x AAA batteries
• Price: Approximately $30-40

The Etekcity Smart Scale is a top choice for those who want a smart scale that delivers precise body composition data and seamless app integration. It tracks body weight, BMI, body fat, muscle mass, and more, syncing perfectly with your smartphone to help you monitor your health goals.

With advanced sensors and Bluetooth connectivity, this scale offers accurate readings and can be paired with the Etekcity app, Apple Health, Google Fit, and other fitness apps. It’s designed for ease of use, with a clear LCD display and multiple measurement metrics that allow users to track their progress over time.

The Etekcity Smart Scale is ideal for individuals who want a reliable, no-frills scale with accurate data on body composition. It’s perfect for people looking to maintain or improve their fitness, as well as those just starting their health journey.

What Our Testers Said: “The Etekcity Smart Scale impressed us with its accurate readings and ease of use. It syncs well with fitness apps, making it easy to track your health over time.”

Pros:

• Accurate readings across multiple metrics
• Easy app integration with health platforms
• Sleek design and clear display
• Supports unlimited user profiles

Cons:

• No Wi-Fi connectivity for automatic syncing
• Battery-powered (not rechargeable)

Overall Rating: 4.6/5.

Best for Families: RENPHO Smart Scale for Body Weight

Specs:

• Weight Range: Up to 400 lbs
• Metrics: 13 measurements, including BMI, body fat, muscle mass, bone mass
• Connectivity: Bluetooth
• Users: Unlimited user profiles with auto-recognition
• Battery: Rechargeable via USB-C
• Price: Approximately $25-35

The RENPHO Smart Scale offers an excellent balance of affordability and functionality, making it a popular choice for families. It tracks 13 body composition metrics, including body fat, muscle mass, and BMI, and supports multiple users, making it an ideal choice for households with varying health goals.

RENPHO’s Elis 1 Smart Scale is highly regarded for its reliable readings and ability to support unlimited users. It syncs seamlessly with the RENPHO app and works with other health apps like Apple Health and Google Fit. It’s an excellent option for households where more than one person will be using the scale.

This scale is perfect for families or individuals who want to track their health metrics without investing in an expensive model. Its user-friendly design makes it ideal for people of all ages, from fitness enthusiasts to those simply looking to monitor their overall health.

What Our Testers Said: “The RENPHO Smart Scale provides exceptional value for the price. It’s perfect for families, and the rechargeable battery is a huge bonus.”

Pros:

• Unlimited user profiles with auto-recognition
• Affordable and reliable
• Rechargeable battery via USB-C
• Syncs with various health apps

Cons:

• Bluetooth-only connectivity (no Wi-Fi)
• Basic display compared to premium models

Overall Rating: 4.5/5.

Best Value : Eufy Digital Bathroom Scale P2 Pro

Specs:

• Weight Range: Up to 397 lbs
• Metrics: 16 measurements, including body fat, heart rate, muscle mass, water percentage, and 3D virtual body model
• Connectivity: Wi-Fi & Bluetooth
• Users: Unlimited profiles
• Battery: 4 x AAA batteries
• Price: $79-99

The eufy Smart Scale P2 Pro is an outstanding scale that combines high-end features with an affordable price tag. It provides 16 body composition measurements, including BMI, body fat, muscle mass, and even heart rate, and uses Wi-Fi and Bluetooth connectivity for seamless data syncing. Plus, it includes a 3D virtual body model feature to visualize your progress.

eufy’s P2 Pro stands out for its impressive range of metrics and easy-to-use app integration. The ability to see a 3D body model lets users track their progress more visually, making this a perfect option for those who want detailed data without spending a fortune. Whether you’re focused on weight loss or fitness progress, this scale covers all the bases.

Ideal for fitness enthusiasts and families who want a comprehensive, value-packed smart scale. It’s also perfect for anyone who loves tech-driven health tools but doesn’t want to break the bank on a premium model.

What Our Testers Said: “The eufy Smart Scale P2 Pro offers a wealth of features typically found in more expensive models. The 3D virtual body model is a fun and helpful tool to track your progress visually.”

Pros:

• 16 body composition measurements
• 3D body model for progress tracking
• Affordable yet feature-packed
• Wi-Fi & Bluetooth connectivity

Cons:

• Shorter battery life compared to some competitors
• Limited app integrations with third-party services

Overall Rating: 4.5/5.

Best for High Precision: Runstar Scale for Body Weight

Specs:

• Weight Range: Up to 400 lbs
• Metrics: 8-in-1 VA display with BMI, body fat, muscle mass, heart rate, and more
• Connectivity: Bluetooth
• Users: Supports multiple profiles
• Battery: 4 x AAA batteries
• Price: $60-80

The Runstar Scale offers high-precision measurements, making it ideal for individuals looking for accuracy in their body composition readings. With its 8-in-1 VA display, this scale provides a wide range of metrics, including BMI, body fat, muscle mass, and heart rate, while syncing easily with its smartphone app.

The Runstar scale is a great option for people who want precise measurements and a larger, easy-to-read display. The 8-in-1 display makes it easier to view multiple metrics at once, and the app integration ensures all your data is available in one place. Whether you’re tracking your health goals or just maintaining your fitness, the Runstar scale has you covered.

Perfect for those who want a scale that is both accurate and easy to use. It’s great for individuals who need high precision and those who like to have a visual display of multiple health metrics.

What Our Testers Said: “The precision of the Runstar scale is impressive, and the 8-in-1 VA display makes it easy to monitor multiple metrics at once. It’s perfect for anyone serious about tracking their health data.”

Pros:

• High precision measurements
• Large, clear VA display
• Easy-to-use app integration

Cons:

• No Wi-Fi connectivity for automatic syncing
• Slightly bulky design compared to other scales

Overall Rating: 4.6/5.

Best for High Capacity: GE Scale for Body Weight Smart

Specs:

• Weight Range: Up to 500 lbs
• Metrics: BMI, body fat, muscle mass, heart rate
• Connectivity: Bluetooth
• Users: Multiple profiles supported
• Display: Large, clear display
• Price: $70-100

The GE Smart Scale offers a large platform and high weight capacity, making it an excellent choice for individuals who need a more spacious and sturdy scale. It supports up to 500 lbs and measures multiple body composition metrics, including BMI, muscle mass, and body fat. With Bluetooth connectivity, it syncs easily with the companion app to track your health data over time.

GE’s Smart Scale stands out due to its extra-large platform and impressive weight capacity, making it a great option for individuals of all body types. The clear, large display makes it easy to read your measurements, and the app integration ensures you can keep track of your health data in one place.

This scale is ideal for those who need a larger platform and higher weight capacity while still benefiting from a comprehensive range of body composition measurements. It’s great for people who want a simple, yet reliable, scale to monitor their health progress.

What Our Testers Said: “The GE Smart Scale’s large platform and high capacity make it a standout choice for those who need more space and weight support. The app integration is also a nice touch.”

Pros:

• High weight capacity (up to 500 lbs)
• Large platform and easy-to-read display
• Reliable Bluetooth connectivity

Cons:

• No Wi-Fi connectivity for syncing data automatically
• Less advanced body composition features compared to higher-end models

Overall Rating: 4.6/5.

Best for High Accuracy: INEVIFIT EROS Bluetooth Body Fat Scale

Specs:

• Weight Range: Up to 400 lbs
• Metrics: BMI, body fat percentage, muscle mass, bone density
• Connectivity: Bluetooth
• Display: Sleek, modern design with clear digital display
• Price: $50-70

The INEVIFIT EROS Smart Scale is designed for accuracy and style. It provides highly precise body composition measurements, including BMI, body fat percentage, muscle mass, and bone density. The sleek, modern design fits seamlessly into any bathroom, and it syncs with a smartphone app via Bluetooth to help you track your health metrics with ease.

The INEVIFIT EROS scale is a great choice for anyone who values both design and performance. Its accuracy is impressive, and the Bluetooth functionality makes tracking your health on the go convenient. Whether you’re monitoring weight loss, building muscle, or simply staying healthy, this scale provides clear insights into your body’s composition.

This scale is perfect for individuals who need a high-precision scale that’s easy to use and looks great in their bathroom. It’s great for people who want to monitor their progress while keeping their space stylish.

What Our Testers Said: “We love the sleek design of the INEVIFIT EROS scale, but what really stood out was its accuracy. It’s easy to set up, and the data syncs smoothly with the app for tracking.”

Pros:

• High accuracy for body composition tracking
• Sleek, modern design
• Bluetooth connectivity for easy data syncing

Cons:

• Only Bluetooth connectivity (no Wi-Fi)
• Some users may find the app limited in features compared to other models

Overall Rating: 4.5/5.

Best for iOS & Android Compatibility: iHealth Nexus Smart Scale

Specs:

• Weight Range: Up to 400 lbs
• Metrics: Body weight, BMI, body fat, muscle mass
• Connectivity: Bluetooth
• Users: Unlimited profiles via the app
• Battery: 4 x AAA batteries
• Price: $40-60

The iHealth Nexus Smart Scale stands out for its compatibility with both iOS and Android devices. It offers accurate body weight measurements along with key metrics like body fat, muscle mass, and BMI. It syncs effortlessly with the iHealth app, providing users with an intuitive and simple way to track their health data over time.

This scale is ideal for users who already use iOS or Android health apps. Its Bluetooth connectivity ensures easy syncing with smartphones, and its sleek white design makes it a stylish addition to any bathroom. The scale provides accurate body composition metrics to help users stay on track with their fitness or health goals.

The iHealth Nexus Smart Scale is perfect for people who use iOS or Android devices and want a reliable scale that integrates seamlessly with their smartphones. It’s suitable for anyone looking to track weight, BMI, and body fat without needing a complicated setup.

What Our Testers Said: “The iHealth Nexus Smart Scale is simple to set up and syncs quickly with both iOS and Android devices. It’s perfect for anyone who prefers a straightforward, hassle-free tracking system.”

Pros:

• Compatible with both iOS and Android devices
• Easy-to-use app with seamless syncing
• Accurate readings for body composition

Cons:

• Bluetooth-only connectivity (no Wi-Fi syncing)
• Lacks advanced metrics found in premium models

Overall Rating: 4.5/5.

Best for Multi-User Support: WYZE SCALE Ultra

Specs:

• Weight Range: Up to 400 lbs
• Metrics: Weight, BMI, body fat, muscle mass, heart rate
• Connectivity: Wi-Fi & Bluetooth
• Display: 4.3″ color display
• Users: Up to 8 user profiles
• Battery: Rechargeable (USB-C)
• Price: $60-80

The WYZE SCALE Ultra is a versatile and user-friendly smart scale that offers a large 4.3″ color display for clear readings. It supports up to 8 user profiles, making it an excellent choice for families or shared households. It tracks a wide range of body composition metrics, including weight, BMI, body fat, muscle mass, and heart rate.

This scale excels in both functionality and convenience. The large color display makes it easy to view your readings, while the multi-user support allows each family member to track their progress. The inclusion of heart rate monitoring is a nice bonus for users who want more insight into their cardiovascular health.

The WYZE SCALE Ultra is ideal for families, roommates, or anyone who wants to track health data over time. Its large, color display and ability to support multiple profiles make it an excellent option for shared households or people with diverse health needs.

What Our Testers Said: “We were impressed by the large color display on the WYZE SCALE Ultra. It’s a great scale for households with multiple users and offers a comprehensive view of body composition.”

Pros:

• Large, easy-to-read color display
• Supports up to 8 user profiles
• Rechargeable battery (USB-C)
• Wi-Fi & Bluetooth connectivity for seamless syncing

Cons:

• Heart rate feature may not be as accurate as dedicated fitness trackers
• Battery life could be longer for heavy users

Overall Rating: 4.5/5.

Best for Fitness Tracking: OVUTEK Professional Smart Scale

Specs:

• Weight Range: Up to 450 lbs
• Metrics: BMI, body fat, muscle mass, water percentage, and more
• Connectivity: Bluetooth
• Display: Large, clear digital display
• Users: Supports multiple profiles via app syncing
• Battery: 4 x AAA batteries
• Price: $40-60

The OVUTEK Professional Smart Scale is designed for those who demand precision in their body composition readings. It offers highly accurate measurements for weight, body fat, muscle mass, and BMI. The scale also syncs with various fitness apps to help you track your health goals in detail, making it a great choice for fitness enthusiasts.

The OVUTEK scale provides professional-level accuracy at home, making it ideal for people serious about tracking their fitness. It’s simple to use, with an easy-to-read large display, and provides detailed data on body composition, helping you fine-tune your health and fitness plans.

This scale is perfect for anyone who needs precise body composition readings. Whether you’re an athlete, fitness enthusiast, or someone serious about monitoring health metrics, the OVUTEK scale will provide reliable data that you can trust.

What Our Testers Said: “The OVUTEK scale is incredibly accurate and user-friendly. It provides all the necessary metrics for fitness tracking and syncs well with fitness apps for detailed progress tracking.”

Pros:

• High accuracy for body composition metrics
• Large, easy-to-read digital display
• Syncs with fitness apps for comprehensive tracking

Cons:

• Bluetooth-only connectivity (no Wi-Fi)
• No rechargeable battery option

Overall Rating: 4.5/5.

Best for Posture: Posture Scale for Body Weight and Fat Percentage

Specs:

• Weight Range: Up to 400 lbs
• Metrics: 28 body composition measurements, including posture, body fat, muscle mass, BMI
• Connectivity: Bluetooth
• Display: LED display
• Users: Supports multiple profiles
• Battery: 4 x AAA batteries
• Price: $50-70

The Posture Smart Scale is unique because it not only tracks standard body composition metrics like weight, BMI, and body fat percentage but also focuses on posture. With 8 electrodes and a larger platform, this scale provides a more thorough body analysis, including 28 different body composition measurements.

This scale stands out for its posture feature, which makes it ideal for people who want to maintain a healthy posture along with tracking their weight and body composition. The large display makes it easy to read all your measurements, and it syncs seamlessly with an app to track your progress.

The Posture Scale is best for individuals interested in improving their posture and overall body health. It’s a great option for people looking to track a wide range of body composition metrics while also focusing on posture.

What Our Testers Said: “The addition of posture tracking makes this scale unique. It’s a great choice for anyone who wants to focus on more than just weight and body fat.”

Pros:

• Tracks posture alongside body composition
• 28 different body metrics for a thorough health analysis
• LED display for easy readability

Cons:

• No Wi-Fi syncing (Bluetooth-only)
• Some users may find posture tracking less relevant

Overall Rating: 4.5/5.

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How We Tested & Selected the Best Smart Scales

When choosing the best smart scales, we didn’t just look at what’s trendy or popular. We put each scale through its paces based on a few key criteria that matter most:

Key Testing Criteria

• Accuracy & Consistency: We compared the readings from each scale against medical-grade DEXA scans to ensure that the results were consistent and reliable. Accuracy is critical, especially if you want to track your body composition over time.
• Body Composition Metrics: A good smart scale should do more than just weigh you. We looked at how well each scale measures body fat, muscle mass, bone density, and hydration. The more metrics, the better.
• App Integration: The ability to sync your data with popular health apps like Apple Health, Google Fit, and Fitbit is crucial for seamless tracking.
• Design & Build Quality: We evaluated each scale’s durability, design, and ease of use. No one wants to buy a scale that breaks after a few months or feels too flimsy.
• User Experience: We tested how easy it is to set up each scale, manage multiple user profiles, and view data. Battery life was also a consideration—after all, no one wants to constantly change batteries!

How Do Smart Scales Work?

Smart scales use Bioelectrical Impedance Analysis (BIA) technology to measure body composition. This method sends a small, safe electrical current through your body to calculate body fat percentage, muscle mass, and other metrics based on how the electrical current moves through different tissues. Muscle, being high in water, conducts electricity well, while fat resists the current.

Key BIA Measurements:

• Body Fat Percentage: The most common metric, indicating the amount of fat in your body.
• Muscle Mass: Measures the lean muscle mass in your body.
• Water Percentage: Indicates how much of your body is made up of water.
• Visceral Fat: The fat surrounding your organs.

Smart Scale Technology: How BIA Really Works

Smart scales use Bioelectrical Impedance Analysis (BIA) – a fancy name for a simple process. Here’s what actually happens when you step on the scale:

1. Electrodes in the scale send a weak electrical current through your feet
2. The current travels up one leg, across your pelvis, and down the other leg
3. Different body tissues resist the current differently:
   • Muscle (high water content) = low resistance
   • Fat (low water content) = high resistance
   • Bone = medium resistance
4. The scale measures how much the current slows down
5. Algorithms calculate your body composition based on this resistance

How Accurate Are Smart Scales Really?

Let’s be honest about accuracy. Research shows that smart scales can be off by 2-8 kg when measuring body fat compared to medical DEXA scans. A 2021 study found that while smart scales were accurate for weight (within 1 kg), body composition readings had significant errors.

However, BIA devices showed high reliability with precision errors of only 0.0 to 0.49%. This means that while your exact body fat percentage might not be perfect, the scale will give you consistent readings for tracking changes over time.

The bottom line: Use smart scales to track trends, not absolute numbers. If your scale shows your body fat dropping from 25% to 22% over three months, you’re probably losing fat – even if your actual body fat percentage is different.

Factors That Affect Smart Scale Accuracy

Several things can make your readings less accurate:

• Hydration Level: Being dehydrated can increase body fat readings by 3-5%. Drink water consistently and weigh yourself at the same time each day.
• Time of Day: Morning readings are most consistent because your hydration is stable after sleep. Avoid weighing right after eating or exercising.
• Food and Exercise: Recent meals affect readings for 2-4 hours. Intense workouts can skew results for 12-24 hours.
• Skin Moisture: Dry feet give different readings than wet feet. Keep your feet clean and dry for consistency.
• Body Position: Stand straight with feet properly positioned on the electrodes. Don’t lean or shift your weight.

Features That Actually Matter

When shopping for a smart scale, focus on these key features:

Body Composition Metrics

Essential measurements every good smart scale should have:

• Weight and BMI
• Body fat percentage
• Muscle mass
• Water percentage
• Bone mass

Advanced metrics found on premium models:

• Visceral fat levels
• Heart rate monitoring
• Basal metabolic rate
• Metabolic age
• Segmental body analysis

Connectivity Options

Wi-Fi scales automatically sync data even when your phone isn’t nearby. This is convenient but usually costs more.

Bluetooth scales need your phone nearby to sync data. They’re cheaper but less convenient for daily use.

App Integration is crucial. The best scales work with:

• Apple Health
• Google Fit
• Samsung Health
• Fitbit
• MyFitnessPal
• Garmin Connect

User Management

• Auto-Recognition identifies users automatically based on weight and body composition patterns. This works well for 2-4 regular users.
• Multiple Profiles let family members track their own data separately. Look for scales supporting 8+ users for large families.
• Guest Mode allows visitors to weigh themselves without messing up your data.

Smart Scale Safety and Considerations

Smart scales are generally safe, but keep these points in mind:

• Pregnancy: Most scales have pregnancy modes that disable electrical currents. Always use this mode when pregnant.
• Pacemakers: People with pacemakers should consult their doctor before using BIA scales.
• Children: Many scales aren’t accurate for kids under 10 years old due to different body composition.
• Mental Health: Some people become obsessed with daily weigh-ins. Consider scales with “Eyes Closed” modes if weight visibility is triggering.

The Future of Smart Scales

Smart scale technology keeps improving. Here’s what’s coming:

• AI Integration: Machine learning will provide better accuracy and personalized health insights.
• Advanced Sensors: New technology will measure more health metrics with better precision.
• Health Platform Integration: Scales will connect directly with telehealth services and electronic health records.
• Improved Accuracy: Multi-frequency BIA and better algorithms will provide more accurate body composition data.

The global smart scale market is expected to reach $4.58 billion by 2029, driven by growing health awareness and smartphone adoption.

Smart Scale Buying Guide: What to Look for

When shopping for a smart scale, look for features like accuracy, body composition metrics, and app integration. Don’t forget about user profiles—make sure it supports multiple users if you’re sharing it with family members.

Setting Up Your Smart Scale for Success

• Placement: Put your scale on a hard, flat surface away from other electronics. Avoid carpet unless you have a carpet-friendly model.
• Timing: Weigh yourself at the same time each day, preferably first thing in the morning after using the bathroom.
• Consistency: Use the same conditions each time – same clothes (or none), same hydration level, same time of day.
• Realistic Expectations: Focus on trends over weeks and months, not daily fluctuations. Your weight can vary 2-5 pounds daily due to water, food, and other factors.

FAQs About Smart Scales

Are Smart Scales Accurate?

Smart scales are generally accurate for tracking trends over time. However, they may not be as precise as medical-grade devices like DEXA scans.

Can Multiple Users Use a Smart Scale?

Yes, many smart scales support multiple profiles, and some even have auto-recognition for individual users.

Conclusion

The best smart scales help you track more than just your weight. Whether you’re monitoring your body fat, muscle mass, or hydration levels, these smart scales offer precise insights that can guide you towards your health goals. From the premium Withings Body Scan to the budget-friendly Wyze Scale X, there’s a smart scale for every need.

So, what’s your health goal? Is it to lose weight, build muscle, or simply track your progress? No matter your answer, one of these smart scales will help you along the way. Choose the one that fits your lifestyle and start tracking today!