Microsoft Lumia 640 LTE
Xiaomi Redmi 2 PrimeMicrosoft Lumia 640 LTE vs Xiaomi Redmi 2 Prime
General Info
| Manufacturer | |
| Microsoft | Xiaomi |
| Announced | |
| March 2015 | August 2015 |
| Status | |
| Available - April 2015 | Available - August 2015 |
| Price | |
| Rs. 7,999 ($117.63) [Similarly Priced] | Rs. 6,999 ($102.93) [Similarly Priced] |
| Colors | |
| Yes | Black, White |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in) |
134 x 67.2 x 9.4 mm (5.28 x 2.65 x 0.37 in) |
| Weight | |
| 145 g (5.11 oz) | 133 g (4.69 oz) |
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 - SIM 1 & SIM 2 |
| 3G Network | |
| HSDPA 850 / 900 / 2100 | HSDPA 900 / 2100 |
| 4G Network | |
| LTE | LTE |
| Messaging | |
| SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
Hardware and OS
| OS | |
| Microsoft Windows Phone 8.1 with Lumia Denim | Android OS, v4.4.4 (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] | 2 GB [Browse Similar] |
| Internal Memory | |
| 8 GB | 16 GB (13.78 GB for Apps and Phone Storage) |
| External Memory | |
| microSD, up to 128 GB | microSD, up to 32 GB |
Display
| Type | |
| IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display | IPS LCD capacitive touchscreen |
| Colors | |
| 16M colors | 16M colors |
| Size | |
| 5.0 inches [Similar] | 4.7 inches [Similar] |
| Resolution | |
| 720 x 1280 pixels (294 ppi) [Similar] | 720 x 1280 pixels (312 ppi) [Similar] |
| Screen-to-Body Ratio | 67.43% | 67.83% |
| Multi-Touch | |
 |
|
Camera
| Rear Camera | |
| 8 MP, 3264 x 2448 pixels [Similar] | 8 MP, 3264 x 2448 pixels [Similar] |
| Flash | |
| LED flash | LED flash |
| Features | |
| Auto focus, 1/4'' Sensor Size | Auto focus, 1.4 µm Pixel Size, BSI Sensor, Geo-tagging, Touch Focus, Face/smile Detection, HDR |
| Video | |
| 1080p@30fps | 1080p@30fps |
| Front Camera | |
| 1 MP, 720p [Similar] | 2 MP, 720p [Similar] |
Multimedia
| 3.5mm Jack | |
|
|
| Radio | |
| FM radio | FM radio |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
|
|
Connectivity and Data Rate
| 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 | v4.0, A2DP, LE |
| Wi-Fi | |
| Wi-Fi 802.11 b/g/n, DLNA, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | |
| microUSB v2.0 | microUSB v2.0, USB Host |
| GPS | |
| Yes, with A-GPS, GLONASS, Beidou | Yes, with A-GPS, GLONASS, Beidou |
| Browser | |
| HTML5 | HTML5 |
User Memory
| Internal | |
| 8 GB, 1 GB RAM | 16 GB (13.78 GB for Apps and Phone Storage), 2 GB RAM |
| Expandable Storage | |
| microSD, up to 128 GB | microSD, up to 32 GB |
| USB OTG | |
| - | Supported |
Sensors
| Fingerprint | |
|
|
| Proximity Sensor | |
|
|
| Accelerometer Sensor | |
|
|
| NFC | |
|
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Battery
| Type | |
| Li-Ion Battery | Li-Po Battery |
| Capacity | |
| 2500 mAh | 2200 mAh |
| Stand by | |
| Up to 864 h (2G) Up to 864 h (3G) |
- |
| Talk Time | |
| Up to 26 h 30 min (2G) Up to 17 h 30 min (3G) |
- |
