| Physical features | Samsung Galaxy 551 |
| Model | |
| Other model names | Samsung Galaxy i5510M, Samsung Callisto |
| Country or region available |  
(Latin America), Brazil |
| Brand | Samsung |
| Release date | November, 2010 |
| Depth | 15.2 millimeters (0.6 inches) |
| Size (width x height) | 55 x 111 millimeters (2.17 x 4.37 in) |
| Weight | 117 grams (4.1 ounces) |
| Qwerty physical keyboard | Retractable QWERTY keyboard |
| Antenna | Internal antenna |
| Build, materials | feature not registered |
| Protection against water and others | Not supported |
| System (OS) | Samsung Galaxy 551 |
| Operating system | Android 2.2 Froyo |
| Firmware update | Android 2.3.6 Gingerbread |
| Hardware | Samsung Galaxy 551 |
| Chipset | 32bit - Qualcomm Snapdragon S1 MSM7227 (65nm) |
| CPU processor | 600Mhz Single-Core ARM1136EJ-S |
| GPU graphical controller | Qualcomm Adreno 200 |
| RAM memory | 512MB |
| Internal storage | 512MB (173MB available) |
| External storage | Until 32GB microSD, microSDHC
(dedicated slot) |
| Display | Samsung Galaxy 551 |
| Display type | TFT LCD |
| Screen size | 3.2" inches |
| Screen-to-body ratio | ~47.7% (screen-to-body ratio) |
| Display resolution | 240x400 pixels |
| Touchscreen | Capacitive Multitouch |
| Pixel density (dot pitch) | 146 PPI |
| Colors | 16 million |
| Scratch-resistant glass | Not supported |
| Display features | feature not registered |
| Mobile networks | Samsung Galaxy 551 |
| Dual-SIM | Not supported |
| SIM card | 1 slot (Single-SIM)
Standard mini-SIM (2FF) |
| Maximum download/upload | 7.2 Mbps |
| Network technology | 2G, 3G |
| Frequency, bands | Expand band detailsCollapse details |
| GSM Mhz band | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/2100 |
| Primary 4G network | Not supported |
| Primary 5G network | Not supported |
| Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA |
| Secondary 2G network | Not supported |
| Secondary 3G network | Not supported |
| Secondary 4G network | Not supported |
| Secondary data network | Not supported |
| Calling | Samsung Galaxy 551 |
| Messaging | SMS (T9), MMS, E-mail, Push mail |
| Speakerphone | Supported |
| Video calling | Not supported |
| Call control | Voice dialing, Voice recorder, Voice commands |
| Camera | Samsung Galaxy 551 |
| Back camera (main camera) | 3.1 megapixels |
| Main camera resolution | 2048x1536 pixels |
| Video recording (primary) | QVGA (320x240) 15 fps |
| Flash | Not supported |
| Focal aperture | feature not registered |
| Focal length | feature not registered |
| Sensor size | feature not registered |
| Pixel size | feature not registered |
| Autofocus | Autofocus |
| Touch focus | Not supported |
| Image stabilization | Not supported |
| Zoom | Only digital zoom |
| Face/smile detection | Not supported |
| BSI sensor | Not supported |
| HDR | Not supported |
| 2ª camera | Samsung Galaxy 551 |
| Front camera (secondary) | Not supported |
| Front camera resolution | Not supported |
| Video recording (secondary) | Not supported |
| Front flash | Not supported |
| Focal aperture | feature not registered |
| Focal length | feature not registered |
| Sensor size | feature not registered |
| Pixel size | feature not registered |
| Multimedia | Samsung Galaxy 551 |
| Radio | FM (RDS) |
| TV | Not supported |
| Video formats | 3GP, 3G2, MJPG, MP4, WMV, H.263 |
| Audio formats | MP3, WAV, eAAC+ |
| Connectivity | Samsung Galaxy 551 |
| USB | MicroUSB 2.0 |
| TV output | Not supported |
| Audio output | 3.5mm jack |
| Bluetooth | 3.0 + A2DP |
| WiFi | 802.11 b/g/n (2.4Ghz) |
| DLNA | Supported |
| NFC | Not supported |
| GPS | A-GPS, GeoTagging |
| Infrared port | Not supported |
| Other functions | Samsung Galaxy 551 |
| Active noise cancellation | Not supported |
| Vibrating alert | Supported |
| Ringtones | Polyphonic and customized |
| Web browser | HTML, XHTML, Flash player |
| Sensors | Accelerometer
Proximity sensor
Compass
|
| Other features | - Colors: Black
- 1GB microSD included
- Samsung TouchWiz 3.0
- Java framework |
| Power supply | Samsung Galaxy 551 |
| Battery | Li-Ion: Lithium-Ion (Removable) |
| Battery capacity | 1200 mAh |
| Charger, watts | Standard charging |
| Talk time autonomy | 300 minutes | 5 hours | 0.2 day |
| Standby | 22200 minutes | 370 hours | 15.4 days |
| Radiation rate | Samsung Galaxy 551 |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered |