| Hardware and OS | Samsung I929 Galaxy S II Duos | |
| Operating system | Android 2.3.5 (Gingerbread) | |
| Processor | Dual-core 1.2 GHz Scorpion | |
| Chipset | Qualcomm MSM8660 Snapdragon S3 | |
| GPU | Adreno 220 | |
| Internal memory | 16 GB, 1 GB RAM | |
| External memory | microSD, up to 32 GB (dedicated slot) | |
| Display | Samsung I929 Galaxy S II Duos | other phones |
| Type | Super AMOLED Plus | |
| Size | 4.52" inc | |
| Resolution | 480 x 800 px | |
| Protection | Corning Gorilla Glass | |
| Touchscreen | capacitive touchscreen | |
| Screen-to-Body Ratio | 65.0% | |
| Display area | 58.2 cm2 | |
| Display aspect ratio | 5:3 (height:width) | |
| Pixel Density | 206 PPI | |
| Colors | 16M | |
| Connectivity | Samsung I929 Galaxy S II Duos | other phones |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, hotspot | |
| Network | GSM / CDMA / EVDO | |
| SIM card | Dual SIM (Mini-SIM, dual stand-by) | |
| Bluetooth | 3.0, A2DP, aptX | |
| Edge | Yes | |
| GPRS | Yes | |
| GPS | Yes, with A-GPS | |
| Speed | EV-DO Rev.A 3.1 Mbps | |
| USB | microUSB 2.0 (MHL TV-out), USB Host | |
| Camera | Samsung I929 Galaxy S II Duos | other phones |
| Main camera | 8 MP, Single | |
| Specs | 8 MP, f/2.6, 1/3.2', AF | |
| Features | LED flash | |
| Video | 1080p@30fps | |
| Selfie camera | 2 MP, Single | |
| Multimedia | Samsung I929 Galaxy S II Duos | other phones |
| 3.5 mm Jack | Yes | |
| Radio | Stereo FM radio, RDS | |
| Design | Samsung I929 Galaxy S II Duos | other phones |
| Colors | Black | |
| Dimensions | 129.8 x 68.9 x 9.7 mm | |
| Weight | 138 g | |
| Battery | Samsung I929 Galaxy S II Duos | other phones |
| Battery capacity | 1800 mAh, Removable Li-Ion | |
| Other | Samsung I929 Galaxy S II Duos | other phones |
| SAR | SAR - 0.79 W/kg (head), 0.73 W/kg (body),
SAR EU - 0.85 W/kg (head) | |
| Release date | 2011, December | |
| Sensors | Accelerometer, gyro, proximity, compass | |
