Side by side comparison and review of Amazfit Stratos and Fitbit Versa 4. Compare design, displays, functions, batteries and other key specifications and features to simplify the choice of your perfect smartwatch. Our goal is to make it easier for you to decide on the watch that will best meet your expectations by revealing the main differences between the products.
| GENERAL | Amazfit Stratos | Fitbit Versa 4 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | Android 10 or later, iOS 13.4 or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Audio Output | - | Speaker |
| Width | - | 40.5 mm |
| Height | - | 40.5 mm |
| Depth | - | 11.2 mm |
| Weight | 70 g | - |
| Protection | Dustproof, waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Amazfit Stratos | Fitbit Versa 4 |
|---|
| Sensors | Accelerometer, heart rate | Ambient light sensor, altimeter, SpO2 sensor, 3-axis accelerometer, optical heart sensor, vibration motor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, sleep activity, heart rate, pace, cadence, oxygen level | Distance, calories burned, activity, sleep activity, heart rate, steps taken, pace, stress level, menstrual cycle, Resting Heart Rate (RHR), breathing rate, sleep quality score |
| Modes | - | 40+ sports modes |
| Goal Setting | - | Yes |
| Features | Listening to music, idle alert | Find phone function, VO2 max, Heart Rate Variability (HRV) monitoring, HR zones, automatic exercise recognition, smart Wake-Up, Active Zone Minutes, guided breathing session, Always-on display, Sleep Score, Sleep Profile, Stress Management Score, Daily Readiness Score |
| Notifications | Missed calls, SMS, Email, social apps, incoming calls | SMS, incoming calls, applications, high and low heart rate |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | - | GPS/GLONASS receiver |
| Payment Technology | - | FitBit Pay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| CONNECTIVITY | Amazfit Stratos | Fitbit Versa 4 |
|---|
| Wireless Interface | Bluetooth 4.0, IEEE 802.11a/b/g/n | NFC, Bluetooth 5.0 |
|---|
| DISPLAY | Amazfit Stratos | Fitbit Versa 4 |
|---|
| Type | LCD - colour - transflective | Colour |
|---|---|---|
| Resolution | 320 x 300 pixels | - |
| Screen Size | 1.34" | - |
| Screen Protection | Corning Concore Glass, 2.5D Arc Glass | - |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Amazfit Stratos | Fitbit Versa 4 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Amazfit Stratos | Fitbit Versa 4 |
|---|
| Case Size | - | 40 mm |
|---|---|---|
| Case Shape | Round | Square |
| Bezel | Ceramic black | - |
| Case Details | Carbon fibre | Copper rose | Graphite | Platinum |
| BAND | Amazfit Stratos | Fitbit Versa 4 |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Size | - | S/L |
| Fits Wrist with Circumference | - | Up to 209 mm |
| Changeable | - | Yes |
| Clasp Type | Buckle | Pin-and-tuck |
| Band Colour | Black | Pink sand | Black | Waterfall blue |
| STORAGE | Amazfit Stratos | Fitbit Versa 4 |
|---|
| Storage Capacity | 4 GB | - |
|---|
| CPU | Amazfit Stratos | Fitbit Versa 4 |
|---|
| Clock Speed | 1.2 GHz | - |
|---|
| BATTERY | Amazfit Stratos | Fitbit Versa 4 |
|---|
| Technology | - | Lithium polymer |
|---|---|---|
| Battery Life | - | 6 day(s) |
| Battery Life Details | - | Typical usage - up to 6 days GPS mode - up to 12 hour(s) |
| Rechargeable Battery | - | Yes |
| Recharge Time | - | 2 hour(s) |
| MISCELLANEOUS | Amazfit Stratos | Fitbit Versa 4 |
|---|
| Included Accessories | - | Charging cable, 6-month Fitbit Premium membership, wristband (129 - 175 mm), wristband (158 - 209 mm) |
|---|---|---|
| Preloaded Software | - | Google Maps, FitBit Pay, Google Wallet |
| Max Depth of Water Resistance | 50 m | 50 m |
| Max Operating Temperature | - | 45 °C |
| Min Operating Temperature | - | -10 °C |
| Warranty | - | 2-year warranty |
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