Side by side comparison and review of Fitbit Surge and Amazfit GTR 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 | Fitbit Surge | Amazfit GTR 4 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | - | Zepp OS |
| Supported Host Device OS | iOS, Android, Windows Phone | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Wrist | Watch style |
| Audio Input | - | Microphone |
| Audio Output | - | Speaker |
| Width | 34 mm | - |
| Lenght | 160 mm - 200 mm | - |
| Body Details | - | With band: 34 g |
| Body Material | - | Aluminium alloy frame |
| Protection | Waterproof | Water-resistant |
| Colours | Black | Blue | Tangerine | - |
| Clock Display | Yes | Yes |
| FEATURES | Fitbit Surge | Amazfit GTR 4 |
|---|
| Sensors | Ambient light sensor, 3-axis gyro sensor, digital compass, altimeter, heart rate, 3-axis accelerometer | Accelerometer, ambient light sensor, geomagnetic sensor, barometric altimeter, gyroscope, BioTracker PPG 4.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, time, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed | Time, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, sleep stages, stress level, menstrual cycle, personal activity intelligence (PAI), recovery time, training load, sleep quality score, nap, sleep breathing quality |
| Modes | - | 154 sports modes |
| Goal Setting | - | Yes |
| Features | Music remote handling | Strength training guidance, camera remote control, find phone function, answering a call, VO2 max, making a call, Find my Device, breathing training function, store & play music, sunrise/sunset times, auto pause, auto lap, realtime location tracking, music playback control, weather information, PeakBeats workout status algorithm, ExerSense algorithm, Dual-band navigation, linear motor, Virtual Pacer, track run mode, smart trajectory correction, route file import |
| Notifications | Missed calls, SMS | SMS, incoming calls, applications, high and low heart rate, low blood-oxygen, high stress level |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Audio alert, vibration alert, visual interface |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| CONNECTIVITY | Fitbit Surge | Amazfit GTR 4 |
|---|
| Wireless Interface | Bluetooth 4.0 | Wi-Fi, Bluetooth 5.0 BLE |
|---|---|---|
| Bluetooth Profiles | Audio/Video Remote Control Profile (AVRCP) | - |
| DISPLAY | Fitbit Surge | Amazfit GTR 4 |
|---|
| Type | LCD - monochrome | AMOLED - colour |
|---|---|---|
| Resolution | - | 466 x 466 pixels |
| Screen Size | - | 1.43" |
| Dimensions (WxH) | 20.88 mm x 24.36 mm | - |
| Pixel Density | - | 326 ppi |
| Screen Protection | - | Fingerprint-resistant coating, tempered glass, anti-glare bezel |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Fitbit Surge | Amazfit GTR 4 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, push buttons |
|---|
| CASE | Fitbit Surge | Amazfit GTR 4 |
|---|
| Case Shape | - | Circular |
|---|---|---|
| Case Back | - | Polycarbonate |
| Case Details | - | Aluminium alloy |
| BAND | Fitbit Surge | Amazfit GTR 4 |
|---|
| Band Type | - | Strap |
|---|---|---|
| Band Size | XL | - |
| Band Width | - | 22 mm |
| Fits Wrist with Circumference | 198-226 mm | 150-215 mm |
| Changeable | - | Yes |
| Clasp Type | - | Pin buckle |
| Band Material | - | Fluoroelastomer |
| Band Colour | - | Superspeed black | Vintage brown leather |
| STORAGE | Fitbit Surge | Amazfit GTR 4 |
|---|
| User Memory | - | 2.3 GB |
|---|
| BATTERY | Fitbit Surge | Amazfit GTR 4 |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Capacity | - | 475 mAh |
| Battery Life | 168 hours | - |
| Battery Life Details | - | Typical usage - up to 14 days Battery Saver Watch Mode - up to 24 days Clock - up to 50 days Heavy usage - up to 7 days Accurate mode (with GPS) - up to 25 hours GPS mode - up to 44 hours Power saving mode (with GPS) - up to 52 hours |
| Rechargeable Battery | - | Yes |
| Recharge Time | 2 hour(s) | 2 hour(s) |
| MISCELLANEOUS | Fitbit Surge | Amazfit GTR 4 |
|---|
| Included Accessories | USB charging cable, wireless sync dongle | Magnetic charging cable |
|---|---|---|
| Preloaded Software | Clock, Silent alarm, Track Log, Caller Name ID | To Do List, Games, Stopwatch, Calendar, World clock, Alarm Clock, Reminders, Timer, Compass, Countdown timer |
| Compliant Standards | Directive 1999/5/EC, FCC Part 15, R&TTE, Nordic Ecolabel, EN60950-1:2006 + A11:2009 + A1:2010 + A12:2011 | - |
| Max Depth of Water Resistance | - | 50 m |
| Max Operating Temperature | 45 °C | 45 °C |
| Min Operating Temperature | -20 °C | 0 °C |
| Warranty | - | 1-year warranty |
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