| Manufacturer | |
| Sony | Samsung |
| Announced | |
| June 2012 | December 2011 |
| Status | |
| Available - September 2012 | Available - February 2012 |
| Colors | |
| Serene black, Classic silver | Black |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
103 x 57 x 13 mm (4.06 x 2.24 x 0.51 in) |
109.8 x 60 x 12 mm (4.32 x 2.36 x 0.47 in) |
| Weight | |
| 99.4 g (3.49.0.14 oz) | 109 g (3.84 oz) |
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | |
| HSDPA 900 / 2100 - ST21i2 HSDPA 850 / 1900 / 2100 - ST21a2 |
HSDPA 900 / 2100 |
| Messaging | |
| SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
| OS | |
| Android OS, v4.0.3 (Ice Cream Sandwich) | Android OS, v2.3 (Gingerbread) |
| Processor | |
| 800 MHz Cortex-A5, Qualcomm MSM7225AA [Similar] | |
| GPU | |
| Adreno 200 [Similar] | |
| RAM | |
| 512 MB [Browse Similar] | 384 MB [Browse Similar] |
| Internal Memory | |
| 2.9 GB storage (2.5 GB user available) | 512 MB ROM |
| External Memory | |
| microSD, up to 32 GB | microSD, up to 32GB, 2 GB included |
| 3.5mm Jack | |
![]() |
![]() |
| Radio | |
| Stereo FM radio with RDS | Stereo FM radio with RDS |
| Games | |
| Yes + Downloadable | Yes |
| Loud Speaker | |
![]() |
![]() |
| GPRS | |
| Up to 86 kbps | Yes |
| Edge | |
| Up to 237 kbps | Yes |
| 3G | |
| HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps | HSDPA, 7.2 Mbps |
| Bluetooth | |
| Yes, v2.1 with EDR | Yes, v3.0 with A2DP |
| Wi-Fi | |
| Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot |
| USB | |
| Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | |
| Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | |
| HTML5, Adobe Flash | HTML, Adobe Flash |
| Internal | |
| 2.9 GB storage (2.5 GB user available), 512 MB RAM | 512 MB ROM, 384 MB RAM |
| Expandable Storage | |
| microSD, up to 32 GB | microSD, up to 32GB, 2 GB included |
| Fingerprint | |
![]() |
![]() |
| Proximity Sensor | |
![]() |
![]() |
| Accelerometer Sensor | |
![]() |
![]() |
| NFC | |
![]() |
![]() |
| Type | |
| Li-Ion Battery | Standard battery, Li-Ion |
| Capacity | |
| 1500 mAh | 1300 mAh |
| Stand by | |
| Up to 350 h (2G) Up to 360 h (3G) |
|
| Talk Time | |
| Up to 5 h (2G) Up to 6 h (3G) |
|