Compare Samsung Galaxy Watch 4 40mm
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Dimensions | 40.4 x 39.3 x 9.8 mm | 38.6 x 33.3 x 11.4 mm | not yet known | not yet known |
Weight | 25.9 grams | 26.7 grams | not yet known | not yet known |
Stand-by | depends on usage | depends on usage | depends on usage | depends on usage |
Talk time | depends on usage | depends on usage | depends on usage | depends on usage |
Watch | ||||
Fitness tracker | ||||
Directional key | ||||
Touchscreen | Capacitive | Capacitive | ||
Voice command | ||||
Wear OS | ||||
watchOS | 4.0 | |||
One UI Watch | ||||
Color display | Adjustable display brightness, 16.777.216 colors (24 bits), Circular Super AMOLED, Always On feature | Adjustable display brightness, 16.777.216 colors (24 bits), AMOLED | AMOLED | Adjustable display brightness, AMOLED, Always On feature |
| 1.2 inch | 1.34 inch | 1.34 inch | 1.04 inch |
| 396 x 396 pixels | 272 x 340 pixels | 300 x 300 pixels | |
| 1:1 | 5:4 | 1:1 | |
| 467 | 325 | 317 | |
| 29.3% | 44% | ||
Integrated antenna | ||||
Processor | Samsung Exynos W920, Dual Core | Dual Core | ||
| 1.18 GHz | |||
Aluminium | ||||
Dust and waterproof | IP68, 5 ATM | IPX7 | 5 ATM | 5 ATM |
Gorilla Glass | DX+ | 3 | ||
Rugged housing | MIL-STD-810G | |||
Glass | ||||
Plastic | ||||
Agenda | ||||
Alarm clock | ||||
Date and time notation | ||||
Stopwatch & countdown timer | ||||
Reminder list | ||||
Pedometer | ||||
Photo album | ||||
Calories | ||||
Instant messaging | ||||
MMS | ||||
SMS | ||||
A-GPS | ||||
Beidou | ||||
Galileo | ||||
GLONASS | ||||
GPS receiver | ||||
Build-in navigation system | Apple Maps | |||
Digital Compass | ||||
Internal memory | ||||
| 1.5 GB | 512 MB | ||
| 16 GB | 16 GB | 4 GB | |
Bluetooth | v5.0 | v4.2 | v4.0 | v4.0 |
NFC | ||||
Wireless Lan (WLAN/Wi-Fi) | Wi-Fi 4 (802.11n) | Wi-Fi 4 (802.11n) | Wi-Fi 4 (802.11n) | |
Synchronisation | ||||
Battery | Li-ion | Li-poly | Li-poly | |
| 247 mAh | 273 mAh | ||
Wireless charging | ||||
Ambient light sensor | ||||
Barometer | ||||
Gesture recognition | ||||
Gyroscope | ||||
Heart rate monitor | ||||
Oxygen saturation (SpO2) | ||||
Altimeter | ||||
With Android | Vanaf 6.0 | 5.0+ | Vanaf 8.0 | |
With iOS | 8.3+ | Vanaf 12 | ||
Integrated handsfree speaker | ||||
Vibrating alert | ||||
Microphone | ||||
USB |