Nokia Lumia 638 is a 2014 smartphone. It measures 129.5 x 66.7 x 9.2 mm and weighs 136 g. It has a IPS LCD display measuring 4.5" inches. The resolution is 480 x 854 and 218 ppi pixel density.
There is front camera with 0 MP. The main camera is Single with 5 MP.
It runs on Quad-core 1.2 GHz Cortex-A7 CPU with 8 GB, 1 GB RAM memory. The battery is 1830 mAh.
Scroll down and discover all the features and specs this device has to offer.
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General specs| Brand and model | Nokia Lumia 638 |
| Release date | 2014, December |
| Dimensions | 129.5 x 66.7 x 9.2 mm (5.1 x 2.63 x 0.36 in) |
| Weight | 136 g (4.8 oz) |
| Colors | Black |
| Battery | 1830 mAh, Removable Li-Ion |
| Approximate price | 100 EUR |
Screen| Technology | IPS LCD |
| Touchscreen | capacitive touchscreen |
| Display colors | 16M |
| Screen size | 4.5" inc |
| Screen area | 55.8 cm2 |
| Screen format | 16:9 (height:width) |
| Screen to body ratio | 64.6% |
| Screen resolution | 480 x 854 px |
| PPI /points per inch/ | 218 PPI |
| Screen protection | Corning Gorilla Glass 3 |
| Other | - ClearBlack display |
Camera and Video| Rear camera, main | 5 MP, Single |
| Camera specs | |
| -5 MP, 1/4'', AF | |
| Functions | Panorama |
| Video | Yes |
| Front camera, selfie | 0 MP, |
| Specifications | |
Performance| Operating system OS | Microsoft Windows Phone 8.1 | |
| Chipset | - Qualcomm Snapdragon 400 (28 nm) | |
| Processor CPU | ||
| - Quad-core 1.2 GHz Cortex-A7 | ||
| Graphics processor GPU | - Adreno 305 | |
| External memory | microSD, up to 256 GB (dedicated slot) | |
| Internal memory | 8 GB, 1 GB RAM | |
Communication and Connectivity| SIM card | Micro-SIM |
| Network | GSM / HSPA / LTE |
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Show all network frequencies:
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| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| GPRS | Yes |
| Edge | Yes |
| Wi-Fi | Wi-Fi 802.11 b/g/n, DLNA, hotspot |
| GPS | Yes, with A-GPS, GLONASS |
| NFC | |
| USB | microUSB 2.0 |
| Bluetooth | 4.0, A2DP, LE/ aptX after WP8 Denim update |
| Harmful irradiation | |
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SAR EU - 1.46 W/kg (head) 0.95 W/kg (body) |
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Music and Audio| Radio | FM radio |
| Headphone jack | Yes |
| Others | |
| - Active noise cancellation with dedicated mic | |
Other features| - Sensors - Accelerometer |
