Phone Comparison - Microsoft Lumia 640 LTE vs Samsung Galaxy J2 vs Samsung Galaxy J1 (2016)
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| Price Comparison (India) | - | - | |
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| Manufacturer | Microsoft | Samsung | Samsung |
| Announced | March 2015 | September 2015 | January 2016 |
| Status | Available - April 2015 | Available - September 2015 | Available - February 2016 |
| Price | Rs. 7,999 ($117.63) [Similarly Priced] | Rs. 7,590 ($111.62) [Similarly Priced] | Rs. 6,890 ($117.65) [Similarly Priced] |
| Colors | Yes | White, Black | White, Black, Gold |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in) |
136.5 x 69 x 8.4 mm (5.37 x 2.72 x 0.33 in) |
132.6 x 69.3 x 8.9 mm (5.22 x 2.73 x 0.35 in) |
| Weight | 145 g (5.11 oz) | 129 g (4.55 oz) | 131 g (4.62 oz) |
| SIM Type | - | - | Dual-SIM |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) |
| 3G Network | HSDPA 850 / 900 / 2100 | HSDPA 900 / 2100 | HSDPA 900 / 2100 |
| 4G Network | LTE | LTE | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
| Notification LED | - | - | No |
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| OS | Microsoft Windows Phone 8.1 with Lumia Denim | Android OS, v5.1.1 (Lollipop) | Android OS, v5.1.1 (Lollipop) |
| Processor | Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 | Quad-core 1.3 GHz Cortex-A7, Exynos 3475 | Quad-core 1.3 GHz Cortex-A7, Spreadtrum SC9830 |
| GPU | Adreno 305 | Mali-T720 | Mali-400 |
| RAM | 1 GB | 1 GB | 1 GB |
| Internal Memory | 8 GB | 8 GB | 8 GB |
| External Memory | microSD, up to 128 GB | 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 | Super AMOLED Capacitive Touchscreen | Super AMOLED capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.0 inches | 4.7 inches | 4.5 inches |
| Resolution | 720 x 1280 pixels (294 ppi) | 540 x 960 pixels (234 ppi) | 480 x 800 pixels (207 ppi) |
| Screen-to-Body Ratio | 67.43% | 64.85% | 62.92% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | FM radio with RDS; recording | FM radio with RDS; recording |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264 x 2448 pixels | 5 MP, 2592 х 1944 pixels | 5 MP, 2592 х 1944 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, 1/4'' Sensor Size | Auto focus, Geo-tagging, Touch Focus, Face Detection | Autofocus, f/2.2 aperture lens, Geo-tagging, Touch Focus, Face Detection |
| Video | 1080p@30fps | Yes, 720p | Yes |
| Front Camera | 1 MP, 720p [Similar] | 2 MP [Similar] | 2 MP [Similar] |
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| 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 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE |
| 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 b/g/n, Wi-Fi Direct, 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 | HTML | HTML |
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| Internal | 8 GB, 1 GB RAM | 8 GB, 1 GB RAM | 8 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 128 GB | microSD, up to 128 GB | microSD, up to 128 GB |
| USB OTG | - | - | Not Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| NFC | |
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| Type | Li-Ion Battery | Li-Ion Battery | Li-Ion Battery |
| Capacity | 2500 mAh | 2000 mAh | 2050 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) |
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Rs. 7,590 
Rs. 7,450 
Rs. 7,590 
