In depth comparison and review of ASUS ZenWatch 3 WI503Q and Apple Watch Series 8 (GPS + Cellular). 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 | ASUS ZenWatch 3 WI503Q | Apple Watch Series 8 (GPS + Cellular) |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Android Wear | WatchOS |
| Supported Host Device OS | Android 4.3 (Jelly Bean) or later, iOS 8.2 or later | iOS 16 or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | Microphone |
| Audio Output | Speaker | Speaker |
| Body Details | Main unit: 60 g Wrist strap: 20 g |
Case only: 32 g |
| Body Material | 316L stainless steel alloy | Aerospace-grade aluminium alloy |
| Protection | Waterproof | Water-resistant, dust-resistant, crack-resistant |
| Clock Display | Yes | Yes |
| FEATURES | ASUS ZenWatch 3 WI503Q | Apple Watch Series 8 (GPS + Cellular) |
|---|
| Sensors | Ambient light sensor, 6-axis accelerometer | Accelerometer, ambient light sensor, digital compass, electrical heart sensor, blood oxygen sensor, gyroscope, temperature sensing, optical heart sensor (3d gen), always-on altimeter |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, steps taken | Distance, time, calories burned, activity, sleep activity, heart rate, blood oxygen saturation, sleep stages, menstrual cycle, ECG, ovulation phase, rapid eye movement (REM) |
| Goal Setting | Yes | Yes |
| Features | Call handling, camera remote control, phone unlocking | Call handling, Fall detection, Emergency SOS, Family Setup support, International Emergency Calling, Crash Detection, noise monitoring, Compass Waypoint, brightness: 1000 nits, Edge-to-edge display |
| Notifications | Calendar, SMS, Email | Calendar, SMS, Email, high and low heart rate, irregular rhythm, cardio fitness |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | - | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Payment Technology | - | Apple Pay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Siri |
| IoT Voice Controlled | - | Direct |
| CELLULAR | ASUS ZenWatch 3 WI503Q | Apple Watch Series 8 (GPS + Cellular) |
|---|
| Technology | - | WCDMA (UMTS) |
|---|---|---|
| Mobile Broadband Generation | - | 4G |
| SIM Card Type | - | Electronic SIM card (e-SIM) |
| CONNECTIVITY | ASUS ZenWatch 3 WI503Q | Apple Watch Series 8 (GPS + Cellular) |
|---|
| 3M UMTS Band | - | Band 1, Band 2, Band 5, Band 8, Band 10 |
|---|---|---|
| 4G LTE Band | - | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 39, Band 40, Band 41, Band 66 |
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 4.1 | IEEE 802.11b/g/n, LTE, Bluetooth 5.0, Ultra-Wideband (UWB) |
| DISPLAY | ASUS ZenWatch 3 WI503Q | Apple Watch Series 8 (GPS + Cellular) |
|---|
| Type | AMOLED - colour | Retina LTPO OLED - colour |
|---|---|---|
| Resolution | 400 x 400 pixels | 352 x 430 pixels |
| Screen Size | 1.39" | - |
| Pixel Density | 287 ppi | - |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass), 2.5D Arc Glass | Ion-X glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | ASUS ZenWatch 3 WI503Q | Apple Watch Series 8 (GPS + Cellular) |
|---|
| Touchscreen Technology | Capacitive | - |
|---|---|---|
| Type | Touch sensitive screen (multi-touch) | Touch sensitive screen |
| CASE | ASUS ZenWatch 3 WI503Q | Apple Watch Series 8 (GPS + Cellular) |
|---|
| Case Size | 45 mm | 41 mm |
|---|---|---|
| Case Shape | Round | Rectangular |
| Case Back | - | Sapphire crystal and ceramic back |
| Case Details | Gunmetal | Starlight aluminium | Red aluminium | Silver stainless steel | Gold stainless steel | Midnight aluminium | Graphite stainless steel | Silver aluminium |
| Crown Type | - | Digital with haptic feedback |
| BAND | ASUS ZenWatch 3 WI503Q | Apple Watch Series 8 (GPS + Cellular) |
|---|
| Band Type | Band | Sport band |
|---|---|---|
| Band Size | - | Regular |
| Band Width | 22 mm | - |
| Fits Wrist with Circumference | - | 130-200 mm |
| Changeable | Yes | Yes |
| Clasp Type | - | Pin-and-tuck |
| Band Material | Leather | Fluoroelastomer |
| Band Colour | Dark brown | Starlight | Red | White | Midnight | Silver | Gold | Graphite |
| STORAGE | ASUS ZenWatch 3 WI503Q | Apple Watch Series 8 (GPS + Cellular) |
|---|
| Storage Capacity | 4 GB | 32 GB |
|---|
| RAM | ASUS ZenWatch 3 WI503Q | Apple Watch Series 8 (GPS + Cellular) |
|---|
| RAM Size | 512 MB | - |
|---|
| CPU | ASUS ZenWatch 3 WI503Q | Apple Watch Series 8 (GPS + Cellular) |
|---|
| Manufacturer | Qualcomm | Apple |
|---|---|---|
| CPU Type | Snapdragon Wear 2100 | S8 SiP |
| Features | - | W3 Apple wireless chip, U1 chip |
| BATTERY | ASUS ZenWatch 3 WI503Q | Apple Watch Series 8 (GPS + Cellular) |
|---|
| Technology | Lithium polymer | Lithium Ion |
|---|---|---|
| Capacity | 340 mAh | - |
| Battery Life | - | 18 hours |
| Rechargeable Battery | - | Yes |
| Wireless Charging | - | Yes |
| MISCELLANEOUS | ASUS ZenWatch 3 WI503Q | Apple Watch Series 8 (GPS + Cellular) |
|---|
| Included Accessories | Power adapter, magnetic charging cable | Magnetic fast charger to USB-C cable (1 m) |
|---|---|---|
| Preloaded Software | Stopwatch, Alarm, Timer | Apple Pay, GymKit |
| Compliant Standards | IP67 | IP6X |
| SAR Value | - | 0.31 W/kg (head), 0.55 W/kg (head) |
| Max Depth of Water Resistance | 1 m | 50 m |
| Manufacturer Model Number | - | A2773 |
| Warranty | 1-year warranty | 1-year warranty |
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