Microsoft Lumia 640 XL LTE Dual SIM
Samsung Galaxy J7
Xiaomi Mi 4iMicrosoft Lumia 640 XL LTE Dual SIM vs Samsung Galaxy J7 vs Xiaomi Mi 4i
Price Comparison (India)
| - | - |
Rs. 14,249 
Rs. 14,190 General Info
| Manufacturer | ||
| Microsoft | Samsung | Xiaomi |
| Announced | ||
| March 2015 | June 2015 | April 2015 |
| Status | ||
| Available - April 2015 | Available - June 2015 | Available - April 2015 |
| Price | ||
| Rs. 14,999 ($220.57) [Similarly Priced] | Rs. 13,400 ($197.06) [Similarly Priced] | Rs. 8,999 ($132.34) [Similarly Priced] |
| Colors | ||
| Matte cyan, Orange, Black, Matte white, Glossy white | White, Black | Black, White, Blue, Yellow, Pink |
| Form Factor | ||
| Candybar | Candybar | Candybar |
| Dimension | ||
|
157.9 x 81.5 x 9 mm (6.22 x 3.21 x 0.35 in) |
152.4 x 78.6 x 7.5 mm (6 x 3.09 x 0.3 in) |
138.1 x 69.6 x 7.8 mm (5.44 x 2.74 x 0.31 in) |
| Weight | ||
| 171 g (6.03 oz) | 171 g (6.03 oz) | 130 g (4.59 oz) |
| 2G Network | ||
| GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | ||
| HSDPA 850 / 900 / 1900 / 2100 | HSDPA 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | ||
| LTE | LTE | LTE |
| Messaging | ||
| SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
Hardware and OS
| OS | ||
| Microsoft Windows Phone 8.1 with Lumia Denim | Android OS, v5.1 (Lollipop) | Android OS, v5.0 (Lollipop) |
| Processor | ||
| Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 | Octa-core 1.2 GHz, Exynos 7580 | Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 |
| GPU | ||
| Adreno 305 | Mali-T720 | Adreno 405 |
| RAM | ||
| 1 GB | 1.5 GB | 2 GB |
| Internal Memory | ||
| 8 GB | 16 GB | 16/32 GB |
| External Memory | ||
| microSD, up to 128 GB | microSD, up to 128 GB | No |
Display
| Type | ||
| IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display | Super AMOLED Capacitive Touchscreen | IPS LCD capacitive touchscreen |
| Colors | ||
| 16M colors | 16M colors | 16M colors |
| Size | ||
| 5.7 inches | 5.5 inches | 5.0 inches |
| Resolution | ||
| 720 x 1280 pixels (259 ppi) | 720 x 1280 pixels (267 ppi) | 1080 x 1920 pixels (441 ppi) |
| Screen-to-Body Ratio | ||
| 68.88% | 69.63% | 71.57% |
| Multi-Touch | ||
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Multimedia
| 3.5mm Jack | ||
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| Radio | ||
| FM radio | FM radio with RDS; recording | FM radio |
| Games | ||
| Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | ||
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Camera
| Rear Camera | ||
| 13 MP, 4128 x 3096 pixels | 13 MP, 4128 x 3096 pixels | 13 MP, 4128 x 3096 pixels |
| Flash | ||
| LED Flash | LED flash | LED flash |
| Features | ||
| Carl Zeiss Optics, 1/3'' sensor size | Auto focus, Geo-tagging, Touch Focus, Beauty Face, Continuous Shots, Sensor Size: 1/3.06-inch, F1.9, Interval Shot, Panorama, Sports Mode, Sound and Shot Mode | Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR |
| Video | ||
| 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | ||
| 5 MP, 1080p | 5 MP | 5 MP |
Connectivity and Data Rate
| GPRS | ||
| Yes | Yes | Yes |
| Edge | ||
| Yes | Yes | Yes |
| 3G | ||
| HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA, LTE |
| Bluetooth | ||
| v4.0, A2DP | v4.1, A2DP | v4.0, A2DP |
| Wi-Fi | ||
| Wi-Fi 802.11 b/g/n, DLNA, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, hotspot |
| USB | ||
| microUSB v2.0 | microUSB v2.0 | microUSB v2.0 |
| GPS | ||
| Yes, with A-GPS, GLONASS, Beidou | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS |
| Browser | ||
| HTML5 | HTML5 | HTML5 |
User Memory
| Internal | ||
| 8 GB, 1 GB RAM | 16 GB, 1.5 GB RAM | 16/32 GB, 2 GB RAM |
| Expandable Storage | ||
| microSD, up to 128 GB | microSD, up to 128 GB | No |
Sensors
| Fingerprint | ||
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| Proximity Sensor | ||
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| Accelerometer Sensor | ||
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| NFC | ||
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Battery
| Type | ||
| Li-Ion Battery | Li-Ion Battery | Li-Po Battery |
| Capacity | ||
| 3000 mAh | 3000 mAh | 3120 mAh |
| Stand by | ||
| Up to 936 h (2G) Up to 936 h (3G) |
Up to 354 h | - |
| Talk Time | ||
| Up to 31 h 20 min (2G) Up to 23 h 40 min (3G) |
Up to 18 h (3G) | - |
