| key specs |
| Display Size | 45mm | - |
| Compatible OS | Android, iOS | - |
| Strap Material | Leather | Silicone |
| Dial Shape | Round | Round |
| Display Type | Super AMOLED | - |
| general |
| Brand | Samsung | Huami |
| Model | Galaxy Watch 3 (45mm) | Amazfit Stratos 3 |
| Release date | August 5, 2020 | August 27, 2019 |
| Model Name | Galaxy Watch 3 (45mm) | Stratos 3 |
| Dial Shape | Round | Round |
| Strap Material | Leather | Silicone |
| Touchscreen | Yes | Yes |
| Water Resistant | 5ATM + IP68 | 5ATM |
| Water Resistance Depth | 50 | 50 Meters |
| Dial Material | Stainless Steel, Titanium | Stainless Steel |
| Dial Colour | Mystic Black, Mystic Bronze, Mystic Silver | - |
| Usage | - | For Sports |
| dimensions |
| Width | 45 | - |
| Height | 46.2 | - |
| Thickness | 11.1 | 13.4 mm |
| Weight (g) | 53.80 | 40.40 |
| Diameter | - | 48.6mm |
| product details |
| Sensor | Accelerometer, Barometer, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, Electrical Heart Sensor | BioTracker PPG Bio-Tracking optical sensor, 6-axis acceleration sensor, 3-axis geomagnetic sensor, Air pressure sensor |
| Compatible Device | Android 5.0 or later and with more than 1.5GB of RAM, iPhone 5 or later models with iOS 9.0 or later | Android 5.0 or iOS 10.0 and above |
| Notification | Yes | Yes |
| Charger Type | Wireless | - |
| Rechargeable Battery | Yes | - |
| Notification Type | - | Calls, Messages, App Alerts |
| Battery Type | - | Lithium-ion polymer battery |
| Battery Life | - | 7 days in smart mode |
| Charge Time | - | 2.5 hours |
| connectivity features |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.0 | 5.0 |
| Wi-Fi | Yes | Yes |
| GPS | Yes | Yes |
| Other Connectivity Features | Wi-Fi b/g/n, NFC, Glonass, Beidou, Galileo | - |
| platform and storage features |
| Operating System | Tizen based Wearable OS 5.5 | Amazfit OS |
| Compatible Operating System | Android, iOS | - |
| Number of Cores | dual-core | dual-core |
| RAM | 1GB | 512MB |
| Processor Name | Exynos 9110 | - |
| Internal Memory | 8GB | 2GB |
| Processor Speed | - | 1200 |
| camera and display features |
| Display Resolution | 360 x 360 | 320x320 |
| Display Size | 45mm | - |
| Display Type | Super AMOLED | - |
| Scratch Resistant | Corning Gorilla Glass DX | - |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Calendar | Yes | - |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | - |
| Number of Buttons | 2 | 4 |
| Calorie Count | - | Yes |
| Other Fitness Features | - | 80 Sports Modes |
| audio and video features |
| Speaker | Yes | - |
| Gesture Control | Yes | - |
| Microphone | Yes | - |
| Audio Features | - | Standalone Music Playback |