Side by side comparison and review of Apple Watch Series 4 (GPS + Cellular) and Amazfit GTS 2. 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 GTS 2 |
|---|
| 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 |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | Microphone |
| Audio Output | Speaker | Speaker |
| Width | 34 mm | - |
| Height | 40 mm | - |
| Depth | 10.7 mm | - |
| Weight | 39.8 g | - |
| Body Details | - | Case only: 24.7 g |
| Body Material | Stainless steel | Plastic, aluminium alloy |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTS 2 |
|---|
| Sensors | Accelerometer, ambient light sensor, gyro sensor, barometric altimeter, optical heart sensor, electrical heart sensor | Accelerometer, ambient light sensor, barometer, gyro sensor, geomagnetic sensor, 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, steps taken, blood oxygen saturation, stress level, personal activity intelligence (PAI), REM phases |
| 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 | Making a call, inactivity alert, alarm, store & play music, huami-PAI Health Assessment System, weather information, event reminders |
| Notifications | Calendar, SMS, Email | SMS, Email, social apps, incoming calls |
| 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 receiver |
| Payment Technology | Apple Pay | - |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | Siri | Alexa |
| CELLULAR | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTS 2 |
|---|
| 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 GTS 2 |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 5.0 | Wi-Fi, Bluetooth 5.0 |
|---|
| DISPLAY | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTS 2 |
|---|
| Type | LTPO OLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 324 x 394 pixels | 348 x 442 pixels |
| Screen Size | 1.57" | 1.65" |
| Pixel Density | - | 341 ppi |
| Screen Protection | Sapphire glass | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTS 2 |
|---|
| Type | Touch sensitive screen (Force Touch) | Touch sensitive screen |
|---|
| CASE | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTS 2 |
|---|
| Case Size | 40 mm | - |
|---|---|---|
| Case Shape | Rectangular | Square |
| Case Back | Sapphire crystal and ceramic back | Polymer |
| Case Details | Stainless steel | Space grey aluminium | Space black stainless steel | Silver aluminium | Gold aluminium | Gold stainless steel | Midnight black | Urban grey | Desert gold |
| Crown Type | Digital with haptic feedback | - |
| BAND | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTS 2 |
|---|
| Band Type | Milanese loop | Strap |
|---|---|---|
| Band Width | - | 20 mm |
| Fits Wrist with Circumference | 130-180 mm | - |
| Changeable | - | Yes |
| Clasp Type | Magnetic closure | Buckle |
| Band Material | Steel mesh | Silicone |
| Band Colour | White | Black | Pink sand | Space black | Gold | Seashell | Stone | - |
| STORAGE | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTS 2 |
|---|
| Storage Capacity | 16 GB | - |
|---|---|---|
| User Memory | - | 3 GB |
| CPU | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTS 2 |
|---|
| Manufacturer | Apple | - |
|---|---|---|
| CPU Type | S4 | - |
| Features | W3 Apple wireless chip | - |
| BATTERY | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTS 2 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | - | 246 mAh |
| Battery Life | 18 hours | - |
| Battery Life Details | - | Daily mode - up to 7 days Basic mode - up to 20 days GPS mode - up to 25 hour(s) |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | - | 2 hour(s) |
| Wireless Charging | Yes | - |
| MISCELLANEOUS | Apple Watch Series 4 (GPS + Cellular) | Amazfit GTS 2 |
|---|
| Included Accessories | Power adapter, magnetic charging cable | Magnetic charging stand |
|---|---|---|
| Preloaded Software | Apple Pay | Amazon Alexa |
| SAR Value | 0.27 W/kg (head), 0.26 W/kg (limb) | - |
| Max Depth of Water Resistance | 50 m | 50 m |
| Manufacturer Model Number | - | A1969 |
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