| key specs |
| Display Size | 36mm | 30mm |
| Compatible OS | Android, iOS | - |
| Dial Shape | Round | Round |
| Display Type | AMOLED | Super AMOLED |
| Ideal For | Unisex | Unisex |
| Strap Colour | - | Black |
| Strap Material | - | Leather |
| general |
| Brand | Huawei | Samsung |
| Model | Watch 3 Pro | Gear S2 Classic Smartwatch |
| Release date | June 2, 2021 | - |
| Model Name | Huawei Watch 3 Pro | Gear S2 Classic |
| Dial Shape | Round | Round |
| Size | Regular | Regular |
| Touchscreen | Yes | Yes |
| Interchangeable Strap | Yes | - |
| Water Resistant | Yes | Yes |
| Water Resistance Depth | 5 ATM | - |
| Dial Material | Titanium | Stainless Steel |
| Ideal For | Unisex | Unisex |
| Strap Material | - | Leather |
| Usage | - | Notifier |
| Strap Colour | - | Black |
| Dial Colour | - | Black |
| dimensions |
| Width | 48 | 43.6 |
| Height | 49.6 | 39.9 |
| Thickness | 14 | 11.4 mm |
| Weight (g) | 63.00 | 42.00 |
| product details |
| Sensor | accelerometer, ambient light, barometric altimeter, gyroscope, electronic compass, optical heart rate, temperature sensor | Accelerometer, Gyro, Heart Rate, Barometer |
| Compatible Device | Android, iPhone | Gear S2 Pairs With Samsung Smartphones Running On Android 4.3 Or Above, And At Least 1.5 Gb Of Ram/ Gear S2 Pairs With Non-Samsung Smartphones Running On Android 4.4 Or Above, And At Least 1.5 Gb Of Ram |
| Notification | Yes | - |
| Battery Life | 21 days | - |
| Rechargeable Battery | Yes | Yes |
| Other Features | - | Messages, Ultra Power Saving Mode, S Health, Running, Settings, Schedule, Weather, Alarm, Music Player, Gallery, Buddy, Email, Find My Phone, Voice Memo, Stopwatch, Timer |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Bluetooth | Yes |
| Bluetooth Version | 5.2 | v4.1 |
| Wi-Fi | Yes | Yes |
| GPS | Yes | - |
| Third Party App Support | Yes | - |
| Messaging Support | - | Yes |
| platform and storage features |
| Operating System | HarmonyOS | Tizen |
| Compatible Operating System | Android, iOS | - |
| RAM | 2MB | 512 MB |
| Internal Memory | 16 | 4 GB |
| Processor Name | - | Exynos 3250 |
| camera and display features |
| Display Size | 36mm | 30mm |
| Display Type | AMOLED | Super AMOLED |
| Backlight Display | Yes | - |
| Display Resolution | - | 360 x 360 pixels |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Compass | Yes | - |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Other Fitness Features | 19 pro sports modes, 85 custom modes, automatic exercise detection for six most common workout types | S Health - 24 Hrs Activity Tracker: Heart Rate Monitor, Exercise Tracker, Caffiene / Water Intake Tracker |
| Calorie Count | - | Yes |
| audio and video features |
| Speaker | Yes | - |
| Microphone | Yes | - |