Phone Comparison - Nokia Lumia 525 vs Samsung Galaxy S Duos 2 S7582 vs Sony Xperia M2
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| Manufacturer | Nokia | Samsung | Sony |
| Announced | November 2013 | November 2013 | February 2014 |
| Status | Available - January 2014 | Available - November 2013 | Available - May 2014 |
| Colors | Yellow, orange, white, black | White, Black | Black, White, Purple |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
119.9 x 64 x 9.9 mm (4.72 x 2.52 x 0.39 in) |
121.5 x 63.1 x 10.57 mm (4.78 x 2.48 x 0.42 in) |
139.6 x 71.1 x 8.6 mm (5.5 x 2.8 x 0.34 in) |
| Weight | 124 g (4.37 oz) | 118 g (4.16 oz) | 148 g (5.22 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 900 / 2100 HSDPA 850 / 1900 / 2100 |
HSDPA 900 / 2100 | HSDPA |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail | SMS, MMS, Push Mail, EMail, IM |
| Build Features | Super sensitive touch for finger nail and glove use, Changeable backcover | - | Scratch-Resistant Glass |
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| OS | Microsoft Windows Phone 8 | Android OS, v4.2 (Jelly Bean) | Android OS, v4.3 (Jelly Bean) |
| Processor | Dual-core 1 GHz, Qualcomm MSM8227 Snapdragon S4 | Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664 | Quad-core 1.2 GHz Cortex-A7, Qualcomm MSM8926 Snapdragon 400 (D2303, D2306)/ MSM8226 (D2305) |
| GPU | Adreno 305 | Broadcom VideoCore IV | Adreno 305 |
| RAM | 1 GB | 768 MB | 1 GB |
| Internal Memory | 8 GB ROM | 4 GB (1.9 GB user available) | 8 GB ROM |
| External Memory | microSD, up to 64 GB | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | IPS LCD Capacitive Touchscreen, 2D Hardened Glass | TFT Capacitive Touchscreen, PLS | TFT Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.0 inches | 4.0 inches | 4.8 inches |
| Resolution | 480 x 800 pixels (233 ppi) | 480 x 800 pixels (233 ppi) | 540 x 960 pixels (229 ppi) |
| Screen-to-Body Ratio | 59.47% | 59.52% | 64.25% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM Radio | Stereo FM radio with RDS | Stereo FM radio with RDS |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592х1944 pixels | 5 MP, 2592х1944 pixels | 8 MP, 3264 x 2448 pixels |
| Flash | No | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face Detection, Nokia Smart Camera, Cinemagraph lens, Panorama lens, Bing vision | Auto focus, Geo-tagging | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR, Panorama |
| Video | Yes, 720p@30fps | Yes, 720p@30fps | Yes, 1080p |
| Front Camera | No [Similar] | Yes, VGA [Similar] | Yes [Similar] |
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| GPRS | Yes | Yes | Up to 86 kbps |
| Edge | Yes | Yes | Up to 237 kbps |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes, v4.0 with A2DP | Yes, v4.0 with A2DP | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0, USB On-the-go |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support and GLONASS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 8 GB ROM, 1 GB RAM | 4 GB (1.9 GB user available), 768 MB RAM | 8 GB ROM, 1 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 32 GB | microSD, up to 32 GB |
| USB OTG | - | - | 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 | Standard battery, Li-Ion | Li-Ion Battery |
| Capacity | 1430 mAh | 1500 mAh | 2300 mAh |
| Stand by | Up to 336 h | Up to 280 h (3G) | Up to 588 h (2G) Up to 633 h (3G) |
| Talk Time | Up to 16 h 54 min (2G) Up to 10 h 36 min (3G) |
Up to 8 h (3G) | Up to 13 h 25 min (2G) Up to 14 h 36 min (3G) |
