Phone Comparison - Samsung Galaxy S Duos S7562 vs Lenovo S820 vs Nokia Lumia 530 Dual SIM
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| Manufacturer | Samsung | Lenovo | Nokia |
| Announced | July 2012 | May 2013 | July 2014 |
| Status | Available - September 2012 | Available - May 2013 | Available - August 2014 |
| Colors | White | Flamingo red | Bright orange, Bright green, White, Dark grey |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
121.5 x 63.1 x 10.5 mm (4.78 x 2.48 x 0.41 in) |
139.5 x 69.7 x 9 mm (5.49 x 2.74 x 0.35 in) |
119.7 x 62.3 x 11.7 mm (4.71 x 2.45 x 0.46 in) |
| Weight | 120 g (4.23 oz) | 143 g (5.04 oz) | 129 g (4.55 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 900 / 2100 | HSDPA 900 / 2100 | HSDPA 900 / 2100 |
| Messaging | SMS, MMS, Push Mail, EMail | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
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| OS | Android OS, v4.0 (Ice Cream Sandwich) | Android OS, v4.2 (Jelly Bean) | Microsoft Windows Phone 8.1 |
| Processor | 1 GHz Cortex-A5, Qualcomm MSM7227A Snapdragon | Quad-core 1.2 GHz, MTK 6589W | Quad-core 1.2 GHz, Qualcomm Snapdragon 200 |
| GPU | Adreno 200 | PowerVR SGX544 | Adreno 302 |
| RAM | 768 MB | 1 GB | 512 MB |
| Internal Memory | 4 GB storage | 4 GB | 4 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 128 GB |
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| Type | TFT capacitive touchscreen | IPS LCD capacitive touchscreen | TFT capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.0 inches | 4.7 inches | 4.0 inches |
| Resolution | 480 x 800 pixels (233 ppi) | 720 x 1280 pixels (312 ppi) | 480 x 854 pixels (245 ppi) |
| Screen-to-Body Ratio | 59.52% | 62.82% | 59.08% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | FM radio; built-in antenna | FM Radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592х1944 pixels | 12 MP, 4000 x 3000 pixels | 5 MP, 2592 x 1936 pixels |
| Flash | LED flash | LED flash | No |
| Features | Auto focus, Geo-tagging | Auto focus, Geo-tagging, Touch Focus, Face Detection | 1/4' Sensor Size |
| Video | Yes, FWVGA@30fps | Yes | 480p@30fps |
| Front Camera | Yes, VGA [Similar] | Yes, 2 MP [Similar] | No [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Up to 236.8 kbps |
| 3G | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps | HSDPA, HSUPA | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes, v3.0 with A2DP | Yes, v3.0 with A2DP | v4.0, A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual band | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support | Yes, with A-GPS, GLONASS |
| Browser | HTML, Adobe Flash Lite | HTML | HTML5 |
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| Internal | 4 GB storage, 768 MB RAM | 4 GB, 1 GB RAM | 4 GB, 512 MB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 128 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 | Standard battery, Li-Ion | Li-Po Battery | Li-Ion Battery (BL-5J) |
| Capacity | 1500 mAh | 2000 mAh | 1430 mAh |
| Stand by | Up to 445 h (2G) Up to 330 h (3G) |
Up to 140 h (2G) Up to 140 h (3G) |
Up to 528 h |
| Talk Time | Up to 13 h (2G) Up to 7 h 25 min (3G) |
Up to 22 h (2G) Up to 10 h (3G) |
Up to 13 h 20 min (2G) Up to 10 h (3G) |
