Nokia Lumia 638 - Specification
| GENERAL | ||
|---|---|---|
| GENERAL | 2G | GSM 850 / 900 / 1800 / 1900 |
| 3G | HSDPA 850 / 900 / 1900 / 2100 | |
| 4G | LTE 1800 / 1900 / 2100 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41) | |
| SIM | Micro-SIM | |
| Announced | 2014, December | |
| Status | Released 2014, December | |
| BODY | ||
| BODY | Dimensions | 129.5 x 66.7 x 9.2 mm (5.10 x 2.63 x 0.36 in) |
| Weight | 136 g (4.80 oz) | |
| DISPLAY | ||
| DISPLAY | Screen-Type | IPS LCD capacitive touchscreen, 16M colors |
| Size | 4.5 inches (~64.6% screen-to-body ratio) 480 x 854 pixels (~218 ppi pixel density) | |
| Multi-Touch | Yes | |
| Protection | Corning Gorilla Glass 3 - ClearBlack display | |
| SOUND | ||
| SOUND | Alert-Type | Vibration; MP3, WAV ringtones |
| Loudspeaker | Yes | |
| Three-Point-Five-mm-Jack | Yes | |
| MEMORY | ||
| MEMORY | ||
| Card-Slot | microSD, up to 128 GB | |
| Internal | 8 GB, 1 GB RAM | |
| DATA | ||
| DATA | GPRS | Yes |
| EDGE | Yes | |
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | |
| WLAN | Wi-Fi 802.11 b/g/n, DLNA, hotspot | |
| Bluetooth | v4.0, A2DP, LE/ apt-X after WP8 Denim update | |
| USB | microUSB v2.0 | |
| CAMERA | ||
| CAMERA | Primary | 5 MP, 2592 х 1944 pixels, autofocus |
| Video | Yes | |
| Secondary | No | |
| FEATURES | ||
| FEATURES | OS | Microsoft Windows Phone 8.1 |
| Chipset | Qualcomm Snapdragon 400 | |
| CPU | Quad-core 1.2 GHz Cortex-A7 | |
| GPU | Adreno 305 | |
| Sensors | Accelerometer | |
| Messaging | SMS (threaded view), MMS, Email, Push Email, IM | |
| Browser | HTML5 | |
| Radio | FM radio | |
| GPS | Yes, with A-GPS, GLONASS | |
| Java | No | |
| Color | Black | |
| Other-Features | Active noise cancellation with dedicated mic MP3/WAV/eAAC+/WMA player MP4/H.264/WMV player OneDrive (15 GB cloud storage) Document viewer Video/photo editor | |
| BATTERY | ||
| BATTERY | Battery-Type | Li-Ion 1830 mAh battery (BL-5H) |
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