Side by side comparison and review of Apple Watch Series 4 (GPS + Cellular) and Amazfit GTR 3. 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 | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTR 3 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | WatchOS 5 | Zepp OS |
| Supported Host Device OS | iOS | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | Microphone |
| Audio Output | Speaker | - |
| Width | 34 mm | - |
| Height | 40 mm | - |
| Depth | 10.7 mm | - |
| Weight | 39.8 g | - |
| Body Details | - | Case only: 32 g |
| Body Material | Stainless steel | Aluminium alloy |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTR 3 |
|---|
| Sensors | Accelerometer, ambient light sensor, gyro sensor, barometric altimeter, optical heart sensor, electrical heart sensor | Accelerometer, ambient light sensor, gyro sensor, geomagnetic sensor, barometric altimeter, temperature, BioTracker PPG 3.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, time, calories burned, activity, heart rate, steps taken, UV index, Air Quality index | Distance, calories burned, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, ECG accurate heart rate, listening to music, Retina Display technology, call alerts, automatic exercise recognition, Fall detection, Emergency SOS | Camera remote control, find phone function, automatic exercise recognition, weather information, PAI Health Assessment System |
| Notifications | Calendar, SMS, Email | Calendar |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Audio alert, vibration alert, visual interface | Vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo/QZSS receiver | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Payment Technology | Apple Pay | - |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | Siri | Alexa |
| IoT Voice Controlled | - | Direct |
| CELLULAR | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTR 3 |
|---|
| Technology | WCDMA (UMTS) / GSM | - |
|---|---|---|
| Mobile Broadband Generation | 4G | - |
| SIM Card Type | Electronic SIM card (e-SIM) | - |
| Messaging Services | SMS | - |
| Supported Mobile Messaging Services | SMS | - |
| CONNECTIVITY | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTR 3 |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 5.0 | Bluetooth 5.1 |
|---|
| DISPLAY | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTR 3 |
|---|
| Type | LTPO OLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 324 x 394 pixels | 454 x 454 pixels |
| Screen Size | 1.57" | 1.39" |
| Aspect Ratio | - | Full circle |
| Pixel Density | - | 326 ppi |
| Screen Protection | Sapphire glass | Tempered glass |
| INPUT DEVICE | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTR 3 |
|---|
| Type | Touch sensitive screen (Force Touch) | Touch sensitive screen, push button |
|---|
| CASE | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTR 3 |
|---|
| Case Size | 40 mm | - |
|---|---|---|
| Case Shape | Rectangular | Round |
| Case Back | Sapphire crystal and ceramic back | - |
| Case Details | Stainless steel | Space grey aluminium | Space black stainless steel | Silver aluminium | Gold aluminium | Gold stainless steel | - |
| Crown Type | Digital with haptic feedback | Classic crown |
| BAND | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTR 3 |
|---|
| Band Type | Milanese loop | Strap |
|---|---|---|
| Band Width | - | 22 mm |
| Fits Wrist with Circumference | 130-180 mm | 155-218 mm |
| Changeable | - | Yes |
| Clasp Type | Magnetic closure | Buckle |
| Band Material | Steel mesh | Silicone |
| Band Colour | White | Black | Pink sand | Space black | Gold | Seashell | Stone | Moonlight grey | Thunder black |
| STORAGE | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTR 3 |
|---|
| Storage Capacity | 16 GB | - |
|---|
| CPU | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTR 3 |
|---|
| Manufacturer | Apple | - |
|---|---|---|
| CPU Type | S4 | - |
| Features | W3 Apple wireless chip | - |
| BATTERY | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTR 3 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | - | 450 mAh |
| Battery Life | 18 hours | - |
| Battery Life Details | - | Battery safe mode - up to 35 days Heavy usage - up to 10 days Typical usage - up to 21 days GPS mode - up to 35 hour(s) |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | - | 2 hour(s) |
| Wireless Charging | Yes | - |
| MISCELLANEOUS | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTR 3 |
|---|
| Included Accessories | Power adapter, magnetic charging cable | Magnetic charging stand |
|---|---|---|
| Preloaded Software | Apple Pay | Zepp App |
| SAR Value | 0.27 W/kg (head), 0.26 W/kg (limb) | - |
| Max Depth of Water Resistance | 50 m | 50 m |
| Warranty | - | 1-year warranty |
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