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| Apple Watch Series 4 | ||
|---|---|---|
NETWORK | Technology | GSM / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 | |
| 3G bands | HSDPA 850 / 900 / 2100 / 800 - Europe, Australia HSDPA 850 / 1700(AWS) / 1900 / 800 - USA, LATAM, Canada HSDPA 2100 | |
| 4G bands | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850) - Europe, Australia LTE band 2(1900), 4(1700/2100), 5(850), 12(700), 13(700), 17(700), 18(800), 19(800), 25(1900), 26(850), 41(2500) - USA, LATAM, Canada LTE band 1(2100), 3(1800), 39(1900), 40(2300), 41(2500) - China | |
| Speed | HSPA, LTE | |
| GPRS | Yes | |
| EDGE | Yes | |
LAUNCH | Announced | 2018, September |
| Status | Available. Released 2018, September | |
BODY | Dimensions | 44 x 38 x 10.7 mm (1.73 x 1.50 x 0.42 in) |
| Weight | 48 g (1.69 oz) | |
| Build | Stainless Steel frame; all-ceramic/sapphire crystal back | |
| SIM | Electronic SIM card (eSIM) 50m waterproof ECG certified (USA only) | |
DISPLAY | Type | LTPO OLED capacitive touchscreen, 16M colors |
| Size | 1.78 inches, 10.0 cm2 (~60.0% screen-to-body ratio) | |
| Resolution | 448 x 368 pixels (~326 ppi density) | |
| Protection | Sapphire crystal glass 3D Touch display 1000 nits | |
PLATFORM | OS | watchOS 5.0, upgradable to 5.1.3 |
| Chipset | Apple S4 | |
| CPU | Dual-core | |
| GPU | PowerVR | |
MEMORY | Card slot | No |
| Internal | 16 GB | |
CAMERA | No | |
SOUND | Loudspeaker | Yes |
| 3.5mm jack | No | |
COMMS | WLAN | Wi-Fi 802.11 b/g/n |
| Bluetooth | 5.0, A2DP, LE | |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, QZSS | |
| NFC | Yes | |
| Radio | No | |
| USB | No | |
FEATURES | Sensors | Accelerometer, gyro, heart rate (2nd gen), barometer Audio player Photo viewer Siri natural language commands and dictation (talking mode) |
BATTERY | Non-removable Li-Ion battery | |
| Stand-by | Up to 18 h (mixed usage) | |
MISC | Colors | Space Black, Silver, Gold |