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| Display Size | |||
| 42mm | 34mm | ||
| Compatible OS | |||
| Android | Android, iOS | ||
| Dial Shape | |||
| Round | Round | ||
| Display Type | |||
| AMOLED | Super AMOLED | ||
| Ideal For | |||
| Unisex | Unisex | ||
| Strap Material | |||
| - | Leather | ||
| Brand | |||
| Samsung | Samsung | ||
| Model | |||
| Galaxy Watch 4 Classic (42mm) | Galaxy Watch Active 2 (44mm) | ||
| Release date | |||
| August 11, 2021 | - | ||
| Model Name | |||
| Galaxy Watch 4 Classic | Galaxy Watch Active 2 | ||
| Dial Shape | |||
| Round | Round | ||
| Size | |||
| Regular | - | ||
| Touchscreen | |||
| Yes | Yes | ||
| Interchangeable Strap | |||
| Yes | - | ||
| Water Resistant | |||
| IP68 | IP68 | ||
| Water Resistance Depth | |||
| 5 ATM | 50 | ||
| Dial Material | |||
| Stainless Steel | Stainless Steel, Aluminium | ||
| Ideal For | |||
| Unisex | Unisex | ||
| Strap Material | |||
| - | Leather | ||
| Dial Colour | |||
| - | Cloud Silver, Aqua Black, Pink Gold | ||
| Width | |||
| 41.5 | 44 | ||
| Height | |||
| 41.5 | 44 | ||
| Thickness | |||
| 11.2 | 10.9 | ||
| Weight (g) | |||
| 46.50 | 30.00 | ||
| Sensor | |||
| Samsung BioActive Sensor (Optical Heart Rate + Electrical Heart + Bioelectrical Impedance Analysis), Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor | Accelerometer, Gyrometer, Barometer, Heart Rate Monitor, Ambient Light | ||
| Compatible Device | |||
| Android | Android 5.0 or higher & RAM 1.5GB above, iOS 9.0 or above | ||
| Notification | |||
| Yes | Yes | ||
| Rechargeable Battery | |||
| Yes | Yes | ||
| Charger Type | |||
| - | Wireless | ||
| Bluetooth | |||
| Yes | Yes | ||
| Bluetooth Version | |||
| 5.0 | 5.0 | ||
| Wi-Fi | |||
| Yes | Yes | ||
| GPS | |||
| Yes | Yes | ||
| Call Function | |||
| - | Yes | ||
| Operating System | |||
| One UI Watch 3 | Tizen based Wearable OS 4.0 | ||
| Compatible Operating System | |||
| Android | Android, iOS | ||
| RAM | |||
| 1.5GB | 768MB | ||
| Processor Name | |||
| Exynos W920 | Exynos 9110 | ||
| Internal Memory | |||
| 16GB | 4GB | ||
| Number of Cores | |||
| - | dual-core | ||
| Processor Speed | |||
| - | 1.15GHz | ||
| Display Resolution | |||
| 396x396 | 360 x 360 | ||
| Display Size | |||
| 42mm | 34mm | ||
| Display Type | |||
| AMOLED | Super AMOLED | ||
| Scratch Resistant | |||
| Gorilla Glass DX | Corning Gorilla Glass DX+ | ||
| Step Count | |||
| Yes | Yes | ||
| Calorie Count | |||
| Yes | - | ||
| Heart Rate Monitor | |||
| Yes | Yes | ||
| Compass | |||
| Yes | - | ||
| Calendar | |||
| Yes | Yes | ||
| Alarm Clock | |||
| Yes | Yes | ||
| Date & Time Display | |||
| Yes | Yes | ||
| Language | |||
| English | - | ||
| Number of Buttons | |||
| 2 | 2 | ||
| Other Watch Functions | |||
| Heart rate, blood oxygen, SpO2 Sensor | - | ||
| Speaker | |||
| Yes | Yes | ||
| Microphone | |||
| - | Yes | ||
