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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | February 2011 | January 2011 | February 2013 |
| Status | Available - April 2011 | Available - February 2011 | Available - March 2013 |
| Colors | Black, White, Pink | Black | White, Blue |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
125.3 x 66.1 x 8.5 mm (4.93 x 2.6 x 0.33 in) |
110.4 x 60.8 x 12.1 mm
(4.35 x 2.39 x 0.48 in ) |
113.2 x 61.6 x 11.6 mm (4.46 x 2.43 x 0.46 in) |
| Weight | 116 g (4.09 oz) | 105 g (3.7 oz) | 120.6 g (4.23.0.21 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - GT-S6810 GSM 850 / 900 / 1800 / 1900 - GT-S6812 (SIM 1 & SIM 2) |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 900 / 2100 | HSDPA 900 / 2100 |
| Messaging | SMS, MMS, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v2.3 (Gingerbread), planned upgrade to v4.0 | Android OS, v2.2 (Froyo), upgradable to v2.3 | Android OS, v4.1.2 (Jelly Bean) |
| Processor | Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset | 600 MHz ARMv6, Qualcomm MSM7227 | 1 GHz |
| GPU | Mali-400MP | Adreno 200 | - |
| RAM | 1 GB | 384 MB | 512 MB |
| Internal Memory | 16 GB/32 GB storage | 160 MB storage | 4 GB |
| External Memory | microSD, up to 32GB, 8 GB included | microSD, up to 32GB, 2GB included | microSD, up to 64 GB |
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| Type | Super AMOLED Plus capacitive touchscreen | TFT capacitive touchscreen | TFT capacitive touchscreen |
| Colors | 16M colors | 256K colors | 256K colors |
| Size | 4.3 inches | 3.14 inches | 3.5 inches |
| Resolution | 480 x 800 pixels (217 ppi) | 240 x 320 pixels (127 ppi) | 320 x 480 pixels (165 ppi) |
| Screen-to-Body Ratio | 63.52% | 45.77% | 52.20% |
| Multi-Touch | ![]() |
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| 3.5mm Jack | ![]() |
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| Radio | Stereo FM radio with RDS | Stereo FM radio with RDS | Stereo FM radio with RDS, FM r |
| Games | Yes + Downloadable | Yes + downloadable | Yes + Downloadable |
| Loud Speaker | ![]() |
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| Rear Camera | 8 MP, 3264x2448 pixels | 3.15 MP, 2048x1536 pixels | 5 MP, 2592х1944 pixels |
| Flash | LED flash | No | LED flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization | Geo-tagging | Auto focus, Geo-tagging, Touch Focus, Face Detection |
| Video | Yes, 1080p@30fps | Yes, QVGA@15fps | Yes, VGA@25fps |
| Front Camera | Yes, 2 MP [Similar] | No [Similar] | Yes, VGA [Similar] |
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| GPRS | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes |
| Edge | Class 12 | Yes | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 7.2 Mbps | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes, v3.0+HS | Yes, v2.1 with A2DP | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct |
| USB | Yes, v2.0 microUSB (MHL), USB On-the-go | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS |
| Browser | HTML | HTML | HTML |
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| Internal | 16GB/32GB storage, 1 GB RAM | 160 MB storage, 384MB RAM | 4 GB, 512 MB RAM |
| Expandable Storage | microSD, up to 32GB, 8 GB included | microSD, up to 32GB, 2GB included | microSD, up to 64 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 | Standard battery, Li-Ion | Standard battery, Li-Ion | Li-Ion Battery |
| Capacity | 1650 mAh | 1200 mAh | 1300 mAh |
| Stand by | Up to 710 h (2G) Up to 610 h (3G) |
Up to 570 h | Up to 420 h (2G) Up to 380 h (3G) |
| Talk Time | Up to 18 h 20 min (2G) Up to 8 h 40 min (3G) |
Up to 9 h 30 min | Up to 8 h 40 min (2G) Up to 6 h 10 min (3G) |