Side by side comparison and review of ASUS ZenWatch 3 WI503Q and Apple Watch Series 9 (GPS). 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 | ASUS ZenWatch 3 WI503Q | Apple Watch Series 9 (GPS) |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Android Wear | WatchOS 10 |
| Supported Host Device OS | Android 4.3 (Jelly Bean) or later, iOS 8.2 or later | iOS 17 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: 31.9 g |
| Body Material | 316L stainless steel alloy | 100% recycled aluminium |
| Protection | Waterproof | Water-resistant, dust-resistant, crack-resistant |
| Clock Display | Yes | Yes |
| FEATURES | ASUS ZenWatch 3 WI503Q | Apple Watch Series 9 (GPS) |
|---|
| Sensors | Ambient light sensor, 6-axis accelerometer | Digital compass, electrical heart sensor, blood oxygen sensor, optical heart sensor (3d gen), always-on altimeter, temperature sensor, high-g accelerometer, gyroscope with high dynamic range |
|---|---|---|
| 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, mental wellbeing |
| Goal Setting | Yes | Yes |
| Features | Call handling, camera remote control, phone unlocking | Fall detection, Emergency SOS, brightness: 2000 nits, Family Setup support, International Emergency Calling, Crash Detection, noise monitoring, Compass Waypoint, fast charge, precision finding for iPhone, elevation view |
| Notifications | Calendar, SMS, Email | Calendar, SMS, Email, applications, 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 |
| CONNECTIVITY | ASUS ZenWatch 3 WI503Q | Apple Watch Series 9 (GPS) |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 4.1 | IEEE 802.11b/g/n, Ultra-Wideband (UWB), Bluetooth 5.3 |
|---|
| DISPLAY | ASUS ZenWatch 3 WI503Q | Apple Watch Series 9 (GPS) |
|---|
| 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 9 (GPS) |
|---|
| Touchscreen Technology | Capacitive | - |
|---|---|---|
| Type | Touch sensitive screen (multi-touch) | Touch sensitive screen, side button, double tap gesture |
| CASE | ASUS ZenWatch 3 WI503Q | Apple Watch Series 9 (GPS) |
|---|
| Case Size | 45 mm | 41 mm |
|---|---|---|
| Case Shape | Round | Rectangular |
| Case Back | - | Sapphire crystal and ceramic back |
| Case Details | Gunmetal | Starlight aluminium | Red aluminium | Midnight aluminium | Pink aluminum | Silver aluminium |
| Crown Type | - | Digital with haptic feedback |
| BAND | ASUS ZenWatch 3 WI503Q | Apple Watch Series 9 (GPS) |
|---|
| Band Type | Band | Sport band |
|---|---|---|
| Band Size | - | M/L |
| Band Width | 22 mm | - |
| Fits Wrist with Circumference | - | 150-200 mm |
| Changeable | Yes | Yes |
| Clasp Type | - | Pin-and-tuck |
| Band Material | Leather | Fluoroelastomer |
| Band Colour | Dark brown | Starlight | Red | Midnight | Light pink | Storm blue | Winter blue |
| STORAGE | ASUS ZenWatch 3 WI503Q | Apple Watch Series 9 (GPS) |
|---|
| Storage Capacity | 4 GB | 64 GB |
|---|
| RAM | ASUS ZenWatch 3 WI503Q | Apple Watch Series 9 (GPS) |
|---|
| RAM Size | 512 MB | - |
|---|
| CPU | ASUS ZenWatch 3 WI503Q | Apple Watch Series 9 (GPS) |
|---|
| Manufacturer | Qualcomm | Apple |
|---|---|---|
| CPU Type | Snapdragon Wear 2100 | S9 SiP |
| Features | - | W3 Apple wireless chip, second-generation Ultra Wideband chip, 4-core Neural Engine |
| BATTERY | ASUS ZenWatch 3 WI503Q | Apple Watch Series 9 (GPS) |
|---|
| Technology | Lithium polymer | Lithium Ion |
|---|---|---|
| Capacity | 340 mAh | - |
| Battery Life | - | 18 hours |
| Battery Life Details | - | Typical usage - up to 18 hour(s) Low power mode - up to 36 hour(s) |
| Rechargeable Battery | - | Yes |
| Wireless Charging | - | Yes |
| MISCELLANEOUS | ASUS ZenWatch 3 WI503Q | Apple Watch Series 9 (GPS) |
|---|
| Included Accessories | Power adapter, magnetic charging cable | Magnetic fast charger to USB-C cable (1 m) |
|---|---|---|
| Preloaded Software | Stopwatch, Alarm, Timer | GymKit |
| Compliant Standards | IP67 | IP6X, BFR-free, PVC-free, Beryllium-free, Mercury-free, Arsenic-free |
| Specific Absorption Rate (SAR) | - | 0.12 W/kg (head) 0.29 W/kg (limb) |
| Carbon Footprint | - | 0 kg carbon emissions |
| Max Depth of Water Resistance | 1 m | 50 m |
| Manufacturer Model Number | - | A2978 |
| Warranty | 1-year warranty | - |
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