Nokia Lumia 638 |
Xiaomi Redmi 2 |
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General Info |
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Manufacturer | Nokia | Xiaomi |
Announced | December 2014 | January 2015 |
Status | Available - December 2014 | Available - January 2015 |
Price | Rs. 7,999 ($117.63) [Similarly Priced] | Rs. 5,999 ($88.22) [Similarly Priced] |
Colors | Black | Black, White, Yellow, Pink, Green |
Form Factor | Candybar | Candybar |
Dimension |
129.5 x 66.7 x 9.2 mm (5.1 x 2.63 x 0.36 in) |
134 x 67.2 x 9.4 mm (5.28 x 2.65 x 0.37 in) |
Weight | 136 g (4.8 oz) | 133 g (4.69 oz) |
2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 1900 / 2100 TD-SCDMA 1900 / 2100 |
4G Network | LTE 1800 / 1900 / 2100 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41) | LTE 1800 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41) |
Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
Hardware and OS |
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OS | Microsoft Windows Phone 8.1 | Android OS, v4.4 (KitKat) |
Processor | Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 [Similar] | Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 [Similar] |
GPU | Adreno 305 [Similar] | Adreno 306 [Similar] |
RAM | 1 GB [Browse Similar] | 1 GB [Browse Similar] |
Internal Memory | 8 GB | 8 GB |
External Memory | microSD, up to 128 GB | microSD, up to 32 GB |
Display |
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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] | 4.7 inches [Similar] |
Resolution | 480 x 854 pixels (218 ppi) [Similar] | 720 x 1280 pixels (312 ppi) [Similar] |
Screen-to-Body Ratio | 64.43% | 67.83% |
Multi-Touch | ||
Multimedia |
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3.5mm Jack | ||
Radio | FM radio | FM Radio |
Games | Yes + Downloadable | Yes + Downloadable |
Loud Speaker | ||
Camera |
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Rear Camera | 5 MP, 2592 х 1944 pixels [Similar] | 8 MP, 3264 x 2448 pixels [Similar] |
Flash | No | LED flash |
Features | Auto focus, 1/4 | Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Sony Sensor, Panorama, Real-time HDR |
Video | Yes | Yes, 1080p |
Front Camera | No [Similar] | 2 MP, 720p [Similar] |
Connectivity and Data Rate |
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GPRS | Yes | Yes |
Edge | Yes | Yes |
3G | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA, LTE Cat4 150/50 Mbps |
Bluetooth | v4.0, A2DP, LE/ apt-X after WP8 Denim update | v4.0, A2DP |
Wi-Fi | Wi-Fi 802.11 b/g/n, DLNA, hotspot | Wi-Fi 802.11 b/g/n, hotspot |
USB | microUSB v2.0 | microUSB v2.0 |
GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS, Beidou |
Browser | HTML5 | HTML5 |
User Memory |
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Internal | 8 GB, 1 GB RAM | 8 GB, 1 GB RAM / 16 GB, 2 GB RAM |
Expandable Storage | microSD, up to 128 GB | microSD, up to 32 GB |
Sensors |
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Fingerprint | ||
Proximity Sensor | ||
Accelerometer Sensor | ||
NFC | ||
Battery |
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Type | Li-Ion Battery (BL-5H) | Li-Po Battery |
Capacity | 1830 mAh | 2200 mAh |
Stand by | - | - |
Talk Time | - | - |