| key specs |
| Display Size | 45mm | 50mm |
| Compatible OS | Android, iOS | - |
| Strap Material | Leather | Synthetic |
| Dial Shape | Round | Curved |
| Display Type | Super AMOLED | Super AMOLED |
| Strap Colour | - | Black |
| Ideal For | - | Unisex |
| general |
| Brand | Samsung | Samsung |
| Model | Galaxy Watch 3 (45mm) | Gear S Smartwatch |
| Release date | August 5, 2020 | - |
| Model Name | Galaxy Watch 3 (45mm) | Gear S |
| Dial Shape | Round | Curved |
| Strap Material | Leather | Synthetic |
| Touchscreen | Yes | Yes |
| Water Resistant | 5ATM + IP68 | Yes |
| Water Resistance Depth | 50 | - |
| Dial Material | Stainless Steel, Titanium | Stainless Steel |
| Dial Colour | Mystic Black, Mystic Bronze, Mystic Silver | Black |
| Usage | - | Notifier |
| Ideal For | - | Unisex |
| Strap Colour | - | Black |
| dimensions |
| Width | 45 | 43.6 |
| Height | 46.2 | 39.9 |
| Thickness | 11.1 | 11.4 mm |
| Weight (g) | 53.80 | 42.00 |
| product details |
| Sensor | Accelerometer, Barometer, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, Electrical Heart Sensor | Accelerometer,Gyro,Heart Rate,Barometer |
| 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 | 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 | - |
| Charger Type | Wireless | - |
| Rechargeable Battery | Yes | Yes |
| Battery Life | - | 3 - 4 Days |
| Other Features | - | Wi-Fi Version: 802.11 B/G/N, Bluetooth Profiles: A2Dp, Avrcp, Battery Capacity: 250 Mah, Ultra Power Saving Mode, S Health, Settings, Music Player, Gallery, Buddy |
| connectivity features |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.0 | v4.1 |
| Wi-Fi | Yes | Yes |
| GPS | Yes | - |
| Other Connectivity Features | Wi-Fi b/g/n, NFC, Glonass, Beidou, Galileo | Supports NFC |
| Call Function | - | Yes |
| Messaging Support | - | Yes |
| Email Support | - | Yes |
| platform and storage features |
| Operating System | Tizen based Wearable OS 5.5 | - |
| Compatible Operating System | Android, iOS | - |
| Number of Cores | dual-core | - |
| RAM | 1GB | 512 MB |
| Processor Name | Exynos 9110 | Exynos 3250 |
| Internal Memory | 8GB | 4 GB |
| camera and display features |
| Display Resolution | 360 x 360 | 360 x 360 pixels |
| Display Size | 45mm | 50mm |
| Display Type | Super AMOLED | Super AMOLED |
| Scratch Resistant | Corning Gorilla Glass DX | - |
| fitness and watch functions |
| Step Count | Yes | - |
| Heart Rate Monitor | Yes | - |
| Calendar | Yes | - |
| Alarm Clock | Yes | - |
| Date & Time Display | Yes | - |
| Number of Buttons | 2 | - |
| Other Fitness Features | - | S Health - 24 Hrs Activity Tracker: Heart Rate Monitor, Exercise Tracker, Caffiene / Water Intake Tracker |
| Other Watch Functions | - | Messages, Ultra Power Saving Mode, S Health, Running, Settings, Schedule, Weather, Alarm, Music Player, Gallery, Buddy, Email, Find My Phone, Voice Memo, Stopwatch, Timer |
| audio and video features |
| Speaker | Yes | - |
| Gesture Control | Yes | - |
| Microphone | Yes | - |