Phone Comparison - Nokia Lumia 638 vs Nokia Lumia 630 Dual SIM
Nokia Lumia 638.jpg)
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Nokia Lumia 630 Dual SIM.jpg)
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| Manufacturer | Nokia | Nokia |
| Announced | December 2014 | April 2014 |
| Status | Available - December 2014 | Available - May 2014 |
| Price | Rs. 7,999 ($117.63) [Similarly Priced] | - |
| Colors | Black | Green, yellow, white, black |
| Form Factor | Candybar | Candybar |
| Dimension |
129.5 x 66.7 x 9.2 mm (5.1 x 2.63 x 0.36 in) |
129.5 x 66.7 x 9.2 mm (5.1 x 2.63 x 0.36 in) |
| Weight | 136 g (4.8 oz) | 134 g (4.73 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 900 / 2100 |
| 4G Network | LTE 1800 / 1900 / 2100 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41) | - |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
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| OS | Microsoft Windows Phone 8.1 | Microsoft Windows Phone 8.1 |
| Processor | Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 [Similar] | Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 [Similar] |
| GPU | Adreno 305 [Similar] | - |
| RAM | 1 GB [Browse Similar] | 512 MB [Browse Similar] |
| Internal Memory | 8 GB | 8 GB ROM |
| External Memory | microSD, up to 128 GB | microSD, up to 128 GB |
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| Type | IPS LCD capacitive touchscreen, Corning Gorilla Glass 3, ClearBlack Display | IPS LCD Capacitive Touchscreen |
| Colors | 16M colors | 16M colors |
| Size | 4.5 inches [Similar] | 4.5 inches [Similar] |
| Resolution | 480 x 854 pixels (218 ppi) [Similar] | 480 x 854 pixels (218 ppi) [Similar] |
| Screen-to-Body Ratio | 64.43% | 64.43% |
| Multi-Touch |  |
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| Radio | FM radio | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable |
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| Rear Camera | 5 MP, 2592 х 1944 pixels [Similar] | 5 MP, 2592 х 1944 pixels [Similar] |
| Flash | No | No |
| Features | Auto focus, 1/4 | Auto focus, 1/4' Sensor Size, Geo-tagging, Panorama |
| Video | Yes | Yes, 720p@30fps |
| Front Camera | No [Similar] | No [Similar] |
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| GPRS | Yes | Yes |
| Edge | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | v4.0, A2DP, LE/ apt-X after WP8 Denim update | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, DLNA, hotspot | Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot |
| USB | microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS support and GLONASS |
| Browser | HTML5 | HTML5 |
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| Internal | 8 GB, 1 GB RAM | 8 GB ROM, 512 MB RAM |
| Expandable Storage | microSD, up to 128 GB | microSD, up to 128 GB |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| Type | Li-Ion Battery (BL-5H) | Li-Ion Battery (BL-5H) |
| Capacity | 1830 mAh | 1830 mAh |
| Stand by | - | Up to 648 h |
| Talk Time | - | Up to 16 h 24 min (2G) Up to 13 h 6 min (3G) |
