Compare Apple Watch Series 3 GPS + Cellular 38mm with Apple Watch Series 4 GPS 44mm
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 Summary | ||||
|---|---|---|---|---|
| Performance | RAM iPhone 6 or Later | RAM Compatible with IOS | ||
| Display | 1.5 inch 272 x 340 pixels Density | 1.78 inch 368 x 448 pixels 333 PPI Density | ||
| Camera | (Main) (Rear) | (Main) (Rear) | ||
| Battery | No Lithium Ion | No | ||
 Display | ||||
| Screen Size | 1.5 inch | 1.78 inch | ||
| Screen Resolution | 272 x 340 pixels | 368 x 448 pixels | ||
| Pixel Density | 333 PPI | |||
| Display Type | OLED | LTPO OLED | ||
 Chipset | ||||
| Brand | Apple | Apple | ||
| Chipset | ||||
| Processor | Dual core | 64-bit dual-core S4 processor | ||
| RAM | ||||
 Camera | ||||
| Rear Camera Resolution | ||||
 General | ||||
| OS Version | iPhone 6 or Later | Compatible with IOS | ||
| Weight | ||||
| Dimensions | ||||
 Storage | ||||
| Internal Storage | 16 GB | 16 GB | ||
| Other | ||||
 Communication | ||||
| Bluetooth | v4.2 | v5.0 | ||
| 3.5 mm Jack | Yes | Yes | ||
 Connectivity | ||||
| Wi-Fi | 802.11 b/g/n | 802.11b/g/n 2.4GHz | ||
| GPS | Yes | Yes | ||
 Battery | ||||
| Battery Capacity | No | No | ||
| Battery Type | Lithium Ion | |||
| Standby Time | Days | Days | ||
| Talk Time | ||||
 Other Features | ||||
| Sensors | ||||
| Messaging | ||||
