Phone Comparison - Nokia Lumia 925 vs Samsung Galaxy Alpha vs Microsoft Lumia 950
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| Manufacturer | Nokia | Samsung | Microsoft |
| Announced | May 2013 | August 2014 | October 2015 |
| Status | Available - June 2013 | Available - September 2014 | Available - November 2015 |
| Price | - | - | Rs. 27,300 ($399.00) [Similarly Priced] |
| Colors | Black, White | Black, white, gold, silver, blue | Black, White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
129 x 70.6 x 8.5 mm (5.08 x 2.78 x 0.33 in) |
132.4 x 65.5 x 6.7 mm (5.21 x 2.58 x 0.26 in) |
145 x 73.2 x 8.2 mm (5.71 x 2.88 x 0.32 in) |
| Weight | 139 g (4.9 oz) | 115 g (4.06 oz) | 150 g (5.29 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 - RM-892, RM-893 HSDPA 850 / 900 / 1700 / 1900 / 2100 - RM-910 |
HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | LTE 800 / 900 / 1800 / 2100 / 2600 - RM-892 LTE 700 / 1700 / 2100 - RM-893 |
LTE | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 28(700), 38(2600), 40(2300) |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
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| OS | Microsoft Windows Phone 8 | Android OS, v4.4.4 (KitKat) | Microsoft Windows 10 |
| Processor | Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon | Quad-core 1.8 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5430 | Dual-core 1.82 GHz Cortex-A57 & quad-core 1.44 GHz Cortex-A53, Qualcomm MSM8992 Snapdragon 808 |
| GPU | Adreno 225 | Mali-T628 MP6 | Adreno 418 |
| RAM | 1 GB | 2 GB | 3 GB |
| Internal Memory | 16/32 GB storage | 32 GB | 32 GB |
| External Memory | No | No | microSD, up to 200 GB |
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| Type | AMOLED capacitive touchscreen | Super AMOLED capacitive touchscreen | AMOLED capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.5 inches | 4.7 inches | 5.2 inches |
| Resolution | 768 x 1280 pixels (332 ppi) | 720 x 1280 pixels (320 ppi) | 1440 x 2560 pixels (564 ppi) |
| Screen-to-Body Ratio | 63.18% | 66.95% | 70.44% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | No | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8.7 MP, 3264 x 2448 pixels | 12 MP, 4128 x 3096 pixels | 20 MP, 4992 х 3744 pixels |
| Flash | Dual-LED flash | LED flash | Carl Zeiss optics |
| Features | PureView Technology, Geo-tagging, Touch Focus, Optical image stabilization, Still image editor, Face recognition | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR | 1/2.4' Sensor Size, 1.12 μm Pixel Size, PureView Technology, Dual Capture, Geo-tagging, Face Detection, Panorama, HDR |
| Video | Yes, 1080p@30fps, video stabilization | 2160p@30fps | 2160p@30fps, optical stabilization, stereo sound rec. |
| Front Camera | Yes, 1.2 MP wide Angle, 720p@30fps [Similar] | 2.1 MP [Similar] | 5 MP, 1080p [Similar] |
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| GPRS | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes | Yes |
| Edge | Up to 236.8 kbps | Yes | Yes |
| 3G | HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL | HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL | HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps |
| Bluetooth | Yes, v4.0 with A2DP, EDR | v4.0, A2DP, EDR, LE | v4.1, A2DP |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot |
| USB | Yes, microUSB v2.0 | microUSB v2.0 | Type-C 1.0 reversible connector |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS, Beidou |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 16/32 GB storage, 1 GB RAM | 32 GB, 2 GB RAM | 32 GB, 3 GB RAM |
| Expandable Storage | No | No | microSD, up to 200 GB |
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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 | Non-removable Li-Ion Battery (BL-4YW) | Li-Ion Battery | Li-Ion Battery |
| Capacity | 2000 mAh | 1860 mAh | 3000 mAh |
| Stand by | Up to 440 h (3G) | - | Up to 288 h (2G) Up to 288 h (3G) |
| Talk Time | Up to 18 h 18 min (2G) Up to 12 h 48 min (3G) |
- | Up to 23 h (2G) Up to 18 h (3G) |
