| Brand: | Apple |
| Model: | Watch Series 4 |
| Release Date: | 2018, September |
| Size: | 1.78 inches |
| Resolution: | 448 x 368 pixels (~326 ppi density) |
| Technology: | Retina LTPO OLED, 1000 nits (peak) |
| Protection: | Sapphire crystal glass |
| Capacity: | Li-Ion 292 mAh (1.12 Wh), non-removable |
| Type: | Li-Ion |
| Chipset: | Apple S4 |
| Ram: | 1GB |
| Storage: | 16GB |
| Expandable: | No |
| Os Version: | 5.0 |
| Dimensions: | 44 x 38 x 10.7 mm (1.73 x 1.50 x 0.42 in) |
| Weight: | 48 g (1.69 oz) |
| Wifi: | Wi-Fi 802.11 b/g/n |
| Bluetooth: | 5.0, A2DP, LE |
| Nfc: | Yes |
| Usb: | No |
| Headphone Jack: | No |
| Network: | GSM / HSPA / LTE |
| Sensors: | Accelerometer, gyro, heart rate, barometer |
| Colors: | Space Black, Silver, Gold |
