Samsung Galaxy S II T-Mobile vs Samsung Galaxy S II AT&T
| Type | Touch | Touch | Touch | Touch |
| Dimensions | 129.90 x 69.60 x 9.59 mm | 126.00 x 66.00 x 8.89 mm | 132.65 x 68.80 x 9.50 mm | 129.80 x 68.80 x 9.80 mm |
| Weight | 129.00 g | 122.00 g | 142.00 g | 132.00 g |
| Display size | 4.52" | 4.30" | 4.65" | 4.52" |
| Display | Color / Super AMOLED Plus 16M colors 480 x 800 px (4.52") 206 ppi | Color / Super AMOLED Plus 16M colors (4.30") | Color / Super AMOLED 16M colors 720 x 1280 px (4.65") 316 ppi | Color / Super AMOLED Plus 16M colors 480 x 800 px (4.52") 206 ppi |
| Display protection |   | | | |
| Additional display | | | | |
| Protection of the secondary display | | | | |
| Talk time (max.) |  | 2G: 180 min. (3.0 h) | 2G: 1100 min. (18.3 h) 3G: 520 min. (8.7 h) | |
| Video talk time (max.) | | nd | 220 min. (3.7 h) | |
| Stand-by (max.) | | 2G: 250 h. (10.4 days) | 2G: 710 h. (29.6 days) 3G: 610 h. (25.4 days) | |
| Standard battery | Li-Ion 1850 mAhBuy powerbank
| Li-Ion 1650 mAhBuy powerbank
| Li-Po 1850 mAhBuy powerbank
| Li-Ion 1800 mAhBuy powerbank
|
| Quick battery charging | | | | |
| Wireless battery charging | | | | |
| Internal memory | 16 GB | | 16 GB | 16 GB |
| Memory cards |  microSD, microSDHC up to 32 GBBuy memory card | microSD, microSDHC up to 32 GBBuy memory card | microSD, microSDHC up to 32 GBBuy memory card | microSD, microSDHC up to 32 GBBuy memory card |
| Operating system | Android 2.3.5 Gingerbread | Android 2.3.4 Gingerbread | Android 2.3 Gingerbread | Android 2.3 Gingerbread |
| Processor | Qualcomm APQ8060 | - | - | - |
| Processor clock | 1500 MHz | 1200 MHz | 1500 MHz | 1200 MHz |
| GPU | Adreno 220 | - | - | - |
| Touchscreen | | | | |
| SAR (10g) | 0,99 W/kg | | | |
| DualSIM | | | | |
| Hybrid DualSIM | nd | nd | nd | |
| Announced | 4Q 2011 | | 4Q 2011 | |
| Other names | - | SGH-i777 | SHV-E120S; SHV-E120K; SHV-E120L | SCH-i929 |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 900 1900 2100 | 900 1900 2100 | 900 1900 2100 | |
| LTE standard | | | | |
| CDMA | | | | CDMA2000 1xEV-DO |
| Standard TD-SCDMA | | | | |
| UMA | | | | |
CAMERAS - BACK
| First camera | | | | |
| Photo sensor model | Samsung S5K3H2 | Samsung S5K3H2 | Samsung S5K3H2 | Samsung S5K3H2 |
| Photo matrix | 8 Mpx | 8 Mpx | 8 Mpx | 8 Mpx |
| Resolution | 3264x2448 px | 3264x2448 px | 3264x2448 px | 3264x2448 px |
| Optical zoom | | | | |
| Flash | LED | LED | LED | LED |
| Dual-colour LED flash | | | | |
| Video resolution | 1920x1080 px | 1920x1080 px | 1920x1080 px | 1920x1080 px |
| Video formats | H.263, H.264, MPEG4 - 30 fps | H.263, H.264, MPEG4 | H.263, H.264 - 30 fps | H.263, H.264, MPEG4 - 30 fps |
| Additional | - | - | - | - |
CAMERAS - FRONT
| First camera | | | | |
| Photo sensor model | Samsung S5K5BAF | Samsung S5K5BAF | Samsung S5K5BAF | Samsung S5K5BAF |
| Photo matrix | 2 Mpx | 2 Mpx | 2 Mpx | 2 Mpx |
| Resolution | 1600x1200 px | 1600x1200 px | 1600x1200 px | 1600x1200 px |
| Optical zoom | | | | |
| Flash | | | | |
| Dual-colour LED flash | | | | |
| Video formats | H.263, H.264, MPEG4 - 30 fps | H.263, H.264, MPEG4 | H.263, H.264 - 30 fps | H.263, H.264, MPEG4 - 30 fps |
| Additional | - | - | - | - |
SENSORS
| Accelerometer | | | | |
| Proximity | | | | |
| Light | | | | |
| Magnetometer | | | | |
| Gyroscope | | | | |
| Barometer | | | | |
| Altimeter | | | | |
| Gravity | | | | |
| Hall-effect | | | | |
| Iris scanner | | | | |
| Fingerprint scanner | | | | |
| Thermometer | | | | |
| Hygrometer | | | | |
Data transfer
| xHTML | | | | |
| WAP | v2.0 | v2.0 | v2.0 | v2.0 |
| HSCSD | | | | |
| HSDPA | 42.00 Mbit/s | 14.40 Mbit/s | 21.00 Mbit/s | |
| HSUPA | 5.76 Mbit/s | 5.76 Mbit/s | 5.76 Mbit/s | |
| HSPA | | | | |
| HSPA+ | | | | |
| LTE DL | | | | |
| LTE UP | | | | |
| WIMAX+ | | | | |
| GPRS | class 12 | class 12 | class 12 | class 12 |
| EDGE | class 12 | class 12 | class 12 | class 12 |
| Bluetooth | v3.0 | v3.0 | v3.0 | v3.0 |
| A2DP Profile | | | | |
| HDMI | | | | |
| WiFi | v802.11 b/g/n | v802.11 a/b/g/n | v802.11 a/b/g/n | v802.11 a/b/g/n |
| WiFi frequencies | 2,4 GHz | 2,4 GHz | 2,4 GHz | 2,4 GHz |
| WiFi Direct | | | | |
| WiFi Display | | | | |
| DLNA | | | | |
| Miracast | | | | |
| WiFi hotspot | | | | |
| IrDA | | | | |
| USB | v2.0 | v2.0 | v2.0 | v2.0 |
| GPS | | | | |
| A-GPS | | | | |
| Beidou | | | | |
| NFC | | | | |
COMMUNICATION AND MESSAGING
| Call waiting | | | | |
| Conferency | | | | |
| Call forwarding | | | | |
| Push To Talk | | | | |
| Instant Messenger | | | | |
| SMS | | | | |
| EMS | | | | |
| MMS | | | v1.2 | |
| Dictionary | T9 | T9 | T9 | T9 |
| Swype | | | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | | | |
| RSS Reader | | | | |
Multimedia
| Radio | z RDS | z RDS | z RDS | z RDS |
| MP3 | | | | |
| Stereo speakers | | | | |
| Audio Jack | 3.5 mm | 3.5 mm | 3.5 mm | 3.5 mm |
| HD Voice | | | | |
| Sound formats | AAC, AAC+, AMR, OGG, RA, WAV, WMA, eAAC+ | | AAC, AAC+, AMR, FLAC, OGG, WAV, WMA, eAAC+ | AAC, AAC+, AMR, FLAC, OGG, RA, WMA, eAAC+ |
| Polyphony | | | 72 voices | |
| Video ringtone | | | | |
| Ring composer | | | | |
| Games | | | | |
| Java | Dalvik | Dalvik | Dalvik | Dalvik |
| Videophone | | | | |
| DVB-H television | | | | |
| TV-Out | | | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | | | |
| Stopwatch | | | | |
| Alarm | | | | |
| Calculator | | | | |
| Currency converter | | | | |
| Organizer | | | | |
| Calendar | | | | |
| Flight mode | | | | |
| SyncML | | | | |
| Data and fax | | | | |
| Screensaver | | | | |
| Themes | | | | |
| Interchangeable covers | | | | |
| Voice dial | | | | |
| Speakerphone | | | | |
| Recorder | | | | |
| Vibrations | | | | |