In depth comparison and review of Apple Watch Series 4 (GPS + Cellular) and Amazfit T-Rex Pro. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.
| GENERAL | Apple Watch Series 4 (GPS + Cellular) | Amazfit T-Rex Pro |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | WatchOS 5 | - |
| Supported Host Device OS | iOS | iOS 10 or later, Android 5.0 (Lollipop) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | - |
| Audio Output | Speaker | - |
| Width | 34 mm | - |
| Height | 40 mm | - |
| Depth | 10.7 mm | - |
| Weight | 39.8 g | - |
| Body Details | - | With band: 59.4 g |
| Body Material | Stainless steel | Polycarbonate |
| Protection | Waterproof | Water-resistant, temperature protection, salt fog protection, freezeproof |
| Colours | - | Desert grey |
| Clock Display | Yes | Yes |
| FEATURES | Apple Watch Series 4 (GPS + Cellular) | Amazfit T-Rex Pro |
|---|
| Sensors | Accelerometer, ambient light sensor, gyro sensor, barometric altimeter, optical heart sensor, electrical heart sensor | Ambient light sensor, 3-axis gyro sensor, geomagnetic sensor, barometric altimeter, 3-axis accelerometer, BioTracker 2 PPG biological tracking optical sensor |
|---|---|---|
| Tracking Data | Distance, time, calories burned, activity, heart rate, steps taken, UV index, Air Quality index | Distance, calories burned, sleep activity, heart rate, blood oxygen saturation |
| 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 | Music remote handling, event reminders |
| Notifications | Calendar, SMS, Email | SMS, incoming calls, applications |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Audio alert, vibration alert, visual interface | - |
| Navigation (GPS) | GPS/GLONASS/Galileo/QZSS receiver | GPS/GLONASS/Galileo/BeiDou receiver |
| Payment Technology | Apple Pay | - |
| IoT Intelligent Assistant | Siri | - |
| CELLULAR | Apple Watch Series 4 (GPS + Cellular) | Amazfit T-Rex Pro |
|---|
| 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 T-Rex Pro |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 5.0 | Bluetooth 5.0 |
|---|
| DISPLAY | Apple Watch Series 4 (GPS + Cellular) | Amazfit T-Rex Pro |
|---|
| Type | LTPO OLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 324 x 394 pixels | 360 x 360 pixels |
| Screen Size | 1.57" | 1.3" |
| Screen Protection | Sapphire glass | Tempered glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Apple Watch Series 4 (GPS + Cellular) | Amazfit T-Rex Pro |
|---|
| Type | Touch sensitive screen (Force Touch) | Touch sensitive screen |
|---|
| CASE | Apple Watch Series 4 (GPS + Cellular) | Amazfit T-Rex Pro |
|---|
| 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 | Meteorite black | Steel blue |
| Crown Type | Digital with haptic feedback | - |
| BAND | Apple Watch Series 4 (GPS + Cellular) | Amazfit T-Rex Pro |
|---|
| Band Type | Milanese loop | Band |
|---|---|---|
| Band Width | - | 22 mm |
| Fits Wrist with Circumference | 130-180 mm | - |
| Clasp Type | Magnetic closure | Buckle |
| Band Material | Steel mesh | Silicone rubber |
| Band Colour | White | Black | Pink sand | Space black | Gold | Seashell | Stone | Meteorite black | Blue steel |
| STORAGE | Apple Watch Series 4 (GPS + Cellular) | Amazfit T-Rex Pro |
|---|
| Storage Capacity | 16 GB | - |
|---|
| CPU | Apple Watch Series 4 (GPS + Cellular) | Amazfit T-Rex Pro |
|---|
| Manufacturer | Apple | - |
|---|---|---|
| CPU Type | S4 | - |
| Features | W3 Apple wireless chip | - |
| BATTERY | Apple Watch Series 4 (GPS + Cellular) | Amazfit T-Rex Pro |
|---|
| Technology | Lithium Ion | Lithium polymer |
|---|---|---|
| Capacity | - | 390 mAh |
| Battery Life | 18 hours | 18 day(s) |
| Battery Life Details | - | Typical usage - up to 18 days Heavy usage - up to 9 days GPS mode - up to 40 hour(s) |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | - | 1.5 hour(s) |
| Wireless Charging | Yes | - |
| MISCELLANEOUS | Apple Watch Series 4 (GPS + Cellular) | Amazfit T-Rex Pro |
|---|
| Included Accessories | Power adapter, magnetic charging cable | Magnetic charging dock |
|---|---|---|
| Preloaded Software | Apple Pay | - |
| SAR Value | 0.27 W/kg (head), 0.26 W/kg (limb) | - |
| Max Depth of Water Resistance | 50 m | 100 m |
| Max Operating Temperature | - | 70 °C |
| Min Operating Temperature | - | -40 °C |
| Warranty | - | 1-year warranty |
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