Nokia Lumia 638
| Category | Feature | Value |
|---|---|---|
| Specifications | RAM | 1GB |
| Colors | white, yellow, Black, orange | |
| Weight | 134g | |
| Dimensions | 129.5 x 66.7 x 9.2 mm | |
| Connectivity | 4G LTE, Wi-Fi 802.11 b/g/n, Bluetooth 4.0, GPS | |
| Processor Cores | quad-core | |
| Processor Model | Qualcomm Snapdragon 400 | |
| Processor Speed | 1.2 GHz | |
| Storage Internal | 8GB | |
| Storage Expandable | microSD (up to 128GB) | |
| Camera | Camera Rear | 5MP (no flash) |
| Camera Front | None | |
| Display | Display Size | 4.5-inch |
| Display Type | IPS LCD | |
| Display Resolution | 480 x 854 | |
| Display Pixel Density | ~218 ppi | |
| Battery | Battery Type | removable |
| Battery Capacity | 1830 mAh | |
| Operating System | Operating System | Windows Phone 8.1 |
| Customer Reviews | Cons | Limited app selection due to Windows OS., Low-resolution display compared to competitors., No front camera for selfies or video calls., Limited internal storage (8GB)., Basic 5MP rear camera lacks flash, performs poorly in low light. |
| Pros | Bright, colorful display for its price range., Affordable 4G LTE support., Smooth performance with Windows Phone 8.1., Good battery life for moderate usage., Lightweight and comfortable to hold. | |
| Summary | Overall, the Lumia 638 was praised as a budget-friendly 4G device with decent performance but criticized for its hardware limitations and outdated OS ecosystem. |