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| Manufacturer | Samsung | Sony | ZTE |
| Announced | February 2012 | June 2012 | September 2012 |
| Status | Available - March 2012 | Available - August 2012 | Available - September 2012 |
| Colors | Black/Orange | Classic Black, Classic White, Deep Red, Navy Blue | Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
109.4 x 58.6 x 11.6 mm (4.31 x 2.31 x 0.46 in) |
103 x 57 x 13 mm (4.06 x 2.24 x 0.51 in) |
123 x 63.5 x 10 mm (4.84 x 2.5 x 0.39 in) |
| Weight | 105.3 g (3.7.0.11 oz) | 99.4 g (3.49.0.14 oz) | 130 g (4.59 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 / 1900 |
| 3G Network | HSDPA 900 / 1900 / 2100 | HSDPA 900 / 2100 - ST21i HSDPA 850 / 1900 / 2100 - ST21a |
HSDPA 900 / 2100 |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
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| OS | Android OS, v2.3 (Gingerbread) | Android OS, v4.0.3 (Ice Cream Sandwich) | Android OS, v4.0 (Ice Cream Sandwich) |
| Processor | 800 MHz | 800 MHz, Qualcomm MSM7227A | 1 GHz, Qualcomm MSM7227A Snapdragon |
| GPU | Adreno 200 | Adreno 200 | |
| RAM | N/A | 512 MB | 512 MB |
| Internal Memory | 3 GB | 2.9 GB storage (2.5 GB user available) | 4 GB storage (2.5 GB user available) |
| External Memory | microSD, up to 32GB | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | Super AMOLED capacitive touchscreen | TFT capacitive touchscreen | TFT capacitive touchscreen |
| Colors | 16M colors | 256K colors | 256K colors |
| Size | 3.3 inches | 3.2 inches | 4.0 inches |
| Resolution | 320 x 480 pixels (175 ppi) | 320 x 480 pixels (180 ppi) | 480 x 800 pixels (233 ppi) |
| Screen-to-Body Ratio | 50.47% | 52.10% | 58.43% |
| Multi-Touch | ![]() |
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| 3.5mm Jack | ![]() |
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| Radio | Stereo FM radio with RDS | FM radio | |
| Games | Yes | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | ![]() |
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| Rear Camera | 3.15 MP, 2048x1536 pixels | 3.15 MP, 2048x1536 pixels | 5 MP, 2592х1944 pixels |
| Flash | No | No | No |
| Features | Geo-tagging | Geo-tagging | Auto focus, Geo-tagging |
| Video | Yes | Yes, VGA | Yes |
| Front Camera | No [Similar] | No [Similar] | Yes [Similar] |
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| GPRS | Yes | Up to 86 kbps | Yes |
| Edge | Yes | Up to 237 kbps | Yes |
| 3G | HSDPA, 7.2 Mbps; HSUPA, 2 Mbps | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes, v2.1 with A2DP, EDR | Yes, v2.1 with A2DP | Yes, v2.1 with A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot, DLNA |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | HTML | HTML | HTML5 |
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| Internal | 3 GB | 2.9 GB storage (2.5 GB user available), 512 MB RAM | 4 GB storage (2.5 GB user available), 512 MB RAM |
| Expandable Storage | microSD, up to 32GB | microSD, up to 32 GB | microSD, up to 32 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 | Standard battery, Li-Ion | Standard battery, Li-Ion |
| Capacity | 1500 mAh | 1600 mAh | |
| Stand by | Up to 470 h (2G) Up to 545 h (3G) |
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| Talk Time | Up to 5 h (2G) Up to 4 h 30 min (3G) |
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