Compare Apple Watch Series 4 44mm
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| Dimensions | 38 x 44 x 10 mm | 45.4 x 45.4 x 10.5 mm | 43.3 x 44.4 x 9.8 mm | 44.4 x 43.3 x 9.8 mm | 42.8 x 44.4 x 9 mm |
| Weight | 36.7 grams | 46.5 grams | 33.5 grams | 30.3 grams | 33.3 grams |
| Stand-by | depends on usage | 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 | depends on usage |
| Watch | |||||
| Touchscreen | Capacitive | Capacitive | Capacitive | Capacitive | Capacitive |
| Voice command | |||||
| Directional key | |||||
| watchOS | 4.0 | ||||
| Wear OS | 3.5 | 3.5 | 4.0 | ||
| Color display | Adjustable display brightness, 16.777.216 colors (24 bits), OLED | Adjustable display brightness, 16.777.216 colors (24 bits), Circular Super AMOLED, Always On feature | Adjustable display brightness, 16.777.216 colors (24 bits), Circular Super AMOLED, Always On feature | Adjustable display brightness, 16.777.216 colors (24 bits), Circular Super AMOLED, Always On feature | Adjustable display brightness, 16.777.216 colors (24 bits), Circular Super AMOLED, Always On feature |
| 1.65 inch | 1.4 inch | 1.4 inch | 1.4 inch | 1.5 inch |
| 312 x 390 pixels | 450 x 450 pixels | 450 x 450 pixels | 450 x 450 pixels | 480 x 480 pixels |
| 5:4 | 1:1 | 1:1 | 1:1 | 1:1 |
| 303 | 455 | 455 | 455 | 453 |
| 51.2% | 30.7% | 32.9% | 32.9% | 38.2% |
| Processor | Apple S4, Dual Core | Samsung Exynos W920, Dual Core | Samsung Exynos W920, Dual Core | Samsung Exynos W920, Dual Core | Samsung Exynos W930, Dual Core |
| 1.18 GHz | 1.18 GHz | 1.18 GHz | 1.4 GHz | |
| Integrated antenna | |||||
| Dust and waterproof | IPX7 | IP68, 5 ATM | IP68, 5 ATM | IP68, 5 ATM | IP68, 5 ATM |
| Rugged housing | MIL-STD-810H | MIL-STD-810H | MIL-STD-810G | MIL-STD-810H | |
| Sapphire Crystal | |||||
| Titanium | |||||
| Aluminium | |||||
| Gorilla Glass | DX+ | ||||
| Integrated handsfree speaker | |||||
| Vibrating alert | |||||
| eSIM | |||||
| Flight mode | |||||
| Alarm clock | |||||
| Date and time notation | |||||
| Reminder list | |||||
| Stopwatch & countdown timer | |||||
| Agenda | |||||
| Pedometer | |||||
| Photo album | |||||
| Build-in navigation system | Apple Maps | ||||
| GLONASS | |||||
| GPS receiver | |||||
| A-GPS | |||||
| Beidou | |||||
| Galileo | |||||
| Digital Compass | |||||
| Microphone | |||||
| Internal memory | |||||
| 512 MB | 1.5 GB | 1.5 GB | 1.5 GB | 2 GB |
| 16 GB | 16 GB | 16 GB | 16 GB | 16 GB |
| Bluetooth | v5.0 | v5.2 | v5.2 | v5.0 | v5.3 |
| Synchronisation | |||||
| Wireless Lan (WLAN/Wi-Fi) | Wi-Fi 4 (802.11n) | Wi-Fi 4 (802.11n) | Wi-Fi 4 (802.11n) | Wi-Fi 4 (802.11n) | Wi-Fi 4 (802.11n) |
| NFC | |||||
| Battery | Li-ion | ||||
| 273 mAh | 590 mAh | 410 mAh | 361 mAh | 425 mAh |
| Wireless charging | |||||
| Ambient light sensor | |||||
| Barometer | |||||
| Gesture recognition | |||||
| Gyroscope | |||||
| Heart rate monitor | |||||
| Oxygen saturation (SpO2) | |||||
| Thermometer | |||||
| With iOS | 8.3+ | ||||
| With Android | Vanaf 8.0 | Vanaf 8.0 | Vanaf 6.0 | Vanaf 10.0 | |
| One UI Watch | 4.5 | 4.5 | 5.0 | ||
| 4G (LTE) | |||||
| Instant messaging | |||||
| MMS | |||||
| SMS | |||||
