In depth comparison and review of ASUS ZenWatch 3 WI503Q and Amazfit Stratos 2S. 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 | Amazfit Stratos 2S |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Android Wear | - |
| Supported Host Device OS | Android 4.3 (Jelly Bean) or later, iOS 8.2 or later | Android 4.4 (KitKat) or later, iOS 9 or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | - |
| Audio Output | Speaker | - |
| Body Details | Main unit: 60 g Wrist strap: 20 g |
- |
| Body Material | 316L stainless steel alloy | - |
| Protection | Waterproof | Dustproof, waterproof |
| Clock Display | Yes | Yes |
| FEATURES | ASUS ZenWatch 3 WI503Q | Amazfit Stratos 2S |
|---|
| Sensors | Ambient light sensor, 6-axis accelerometer | Ambient light sensor, gyro sensor, heart rate, geomagnetic sensor, 3-axis accelerometer |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, steps taken | Distance, time, speed, calories burned, sleep activity, heart rate, pace, cadence, oxygen level |
| Goal Setting | Yes | - |
| Features | Call handling, camera remote control, phone unlocking | Listening to music, idle alert |
| Notifications | Calendar, SMS, Email | Missed calls, SMS, Email, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| CONNECTIVITY | ASUS ZenWatch 3 WI503Q | Amazfit Stratos 2S |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 4.1 | IEEE 802.11b/g/n, Bluetooth 4.0 |
|---|
| DISPLAY | ASUS ZenWatch 3 WI503Q | Amazfit Stratos 2S |
|---|
| Type | AMOLED - colour | LCD - colour - transflective |
|---|---|---|
| Resolution | 400 x 400 pixels | 320 x 300 pixels |
| Screen Size | 1.39" | 1.34" |
| Pixel Density | 287 ppi | - |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass), 2.5D Arc Glass | Dinorex Glass (scratch resistant glass) |
| INPUT DEVICE | ASUS ZenWatch 3 WI503Q | Amazfit Stratos 2S |
|---|
| Touchscreen Technology | Capacitive | - |
|---|---|---|
| Type | Touch sensitive screen (multi-touch) | Touch sensitive screen |
| CASE | ASUS ZenWatch 3 WI503Q | Amazfit Stratos 2S |
|---|
| Case Size | 45 mm | - |
|---|---|---|
| Case Shape | Round | Round |
| Bezel | - | Ceramic black |
| Case Details | Gunmetal | Carbon fibre |
| BAND | ASUS ZenWatch 3 WI503Q | Amazfit Stratos 2S |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Width | 22 mm | 22 mm |
| Changeable | Yes | Yes |
| Clasp Type | - | Buckle |
| Band Material | Leather | Leather |
| Band Colour | Dark brown | Black |
| STORAGE | ASUS ZenWatch 3 WI503Q | Amazfit Stratos 2S |
|---|
| Storage Capacity | 4 GB | 4 GB |
|---|---|---|
| User Memory | - | 2 GB |
| RAM | ASUS ZenWatch 3 WI503Q | Amazfit Stratos 2S |
|---|
| RAM Size | 512 MB | 512 MB |
|---|
| CPU | ASUS ZenWatch 3 WI503Q | Amazfit Stratos 2S |
|---|
| Manufacturer | Qualcomm | - |
|---|---|---|
| CPU Type | Snapdragon Wear 2100 | - |
| Clock Speed | - | 1.2 GHz |
| BATTERY | ASUS ZenWatch 3 WI503Q | Amazfit Stratos 2S |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Capacity | 340 mAh | 290 mAh |
| Standby Time | - | 5 days |
| MISCELLANEOUS | ASUS ZenWatch 3 WI503Q | Amazfit Stratos 2S |
|---|
| Included Accessories | Power adapter, magnetic charging cable | - |
|---|---|---|
| Preloaded Software | Stopwatch, Alarm, Timer | - |
| Compliant Standards | IP67 | - |
| Max Depth of Water Resistance | 1 m | 50 m |
| Warranty | 1-year warranty | - |
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