Nokia Lumia 638
Discontinued
 |  |  |  |  |
| 1.2 GHz Quad-core Cortex-A7 | 5 MP Front: No | 1830 mAh |
Nokia Lumia 638
Discontinued
| Build | Operating System | Microsoft Windows Phone 8.1 | |
|---|---|---|---|
| User Interface | Nokia X platform 2.0 UI | ||
| Dimensions | 129.5 x 66.7 x 9.2 mm | ||
| Weight | 136 g | ||
| SIM Card | Dual-SIM, Micro-SIM | ||
| Colors | Black | ||
| Frequency | 2G Frequency Bands | GSM 850 / 900 / 1800 / 1900 | |
| 3G Frequency Bands | HSDPA 850 / 900 / 1900 / 2100 | ||
| 4G Frequency Bands | LTE 1800 / 1900 / 2100 / 2300 / 2500 / 2600 | ||
| Processor | Processor (CPU) | 1.2 GHz Quad-core Cortex-A7 | |
| Chipset | Qualcomm Snapdragon 400 | ||
| Graphics Processor (GPU) | Adreno 305 | ||
| Display | Display Technology | IPS LCD capacitive touchscreen, 16M colors, Multitouch | |
| Display Size | 4.5 inches | ||
| Resolution | 480 x 854 pixels (~218 ppi pixel density) | ||
| Display Protection | Corning Gorilla Glass 3 | ||
| Display Extra Features | ClearBlack display | ||
| Memory | Internal Storage | 8GB built-in, 1GB RAM | |
| Expandable Storage | microSD card (supports up to 128GB) | ||
| Camera | Main Camera | 5 MP, 2592 X 1936 pixels, autofocus | |
| Camera Features | 1/4 sensor size, geo-tagging, panorama, Video | ||
| Front Camera | No | ||
| Connectivity | Wi-Fi | Wi-Fi 802.11 b/g/n, DLNA, hotspot | |
| Bluetooth | v4.0 with A2DP, LE, apt-X | ||
| GPS | Yes + A-GPS support & Glonass | ||
| USB Ports | microUSB v2.0 | ||
| NFC | No | ||
| Data Network | GPRS, EDGE, 3G (HSPA 42.2/5.76 Mbps), 4G (LTE Cat4 150/50 Mbps) | ||
| Features | Sensors | Accelerometer | |
| Audio Features | 3.5mm audio jack, Speakerphone | ||
| Browser | HTML5 | ||
| Messaging | SMS (threaded view), MMS, Email, Push Email, IM | ||
| Games | built-in | ||
| Flashlight | No | ||
| Additional Features | Active noise cancellation with dedicated mic, Document viewer/editor, Predictive text input, Speakerphone | ||
| Battery | Battery Capacity | 1830 mAh | |
| Price | |||
| Price (USD) | None | ||
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