Samsung Galaxy 551 (GT-i5510M) vs LG Optimus 7 (E900)
Side by side comparison between Samsung Galaxy 551 vs LG Optimus 7 phones, differences, pros, cons and full specifications. What's the better?
,
3.2"
TFT
TFT
240x400
3.1
MP
MP
512MB
RAM
RAM
Single-core
1200
mAh
mAh
(Removable)
vs
What's the better phone? LG Optimus 7 (E900)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
4 Advantages 
12 Advantages | 20 Common items in both devices |
| 512MB |
| TFT LCD |
| 16 million |
| Only digital zoom |
| Autofocus |
| 3G HSUPA |
| 7.2 Mbps |
| +13 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| Model | Galaxy 551 (GT-i5510M) | Optimus 7 (E900) |
| Other model names | Samsung Galaxy i5510M, Samsung Callisto | LG E900 Optimus 7, LG Optimus 7 E900 |
| Country or region available |   (Latin America), Brazil | feature not registered |
| Brand | Samsung | LG |
| Release date | 11/1/2010 | 11/9/2010 |
| Depth | 15.2 millimeters (0.6 inches) | 11.5 millimeters (0.45 inches) |
| Size (width x height) | 55 x 111 millimeters (2.17 x 4.37 in) | 59.8 x 125 millimeters (2.35 x 4.92 in) |
| Weight | 117 grams (4.1 ounces) | 157 grams (5.5 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.2" inches | 3.8" inches |
| Screen-to-body ratio | ~47.7% (screen-to-body ratio) | ~55% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 146 PPI | 246 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| System version | Android 2.2 Froyo | Windows Phone 7.0 |
| Firmware update | Android 2.3.6 Gingerbread | Windows Phone 7.5 Refresh Tango |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| Chipset | 32bit: Qualcomm Snapdragon S1 MSM7227 (65nm) | 32bit: Qualcomm Snapdragon S1 QSD8650 |
| CPU | Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core) | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) |
| GPU graphical controller | Qualcomm Adreno 200 | Qualcomm Adreno 200 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| RAM memory | 512MB | 512MB |
| Internal storage | 512MB (173MB available) | 16GB |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 7.2 Mbps | 7.2/5.76 Mbps |
| Network technology | 2G, 3G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/2100 | Not supported |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| Back camera (main camera) | 3.1 megapixels | 5 megapixels |
| Main camera resolution | 2048x1536 pixels | 2560x1920 pixels |
| Video recording (primary) | QVGA (320x240) 15 fps | HD (1280x720) 24 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Not supported | feature not registered |
| Image stabilization | Not supported | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | feature not registered |
| BSI sensor | Not supported | feature not registered |
| HDR | Not supported | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| Video recording (secondary) | Not supported | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | feature not registered |
| Radio | FM (RDS) | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | 3GP, 3G2, MJPG, MP4, WMV, H.263 | MP4, WMV |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 3.0 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Supported | feature not registered |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| Sensors | Accelerometer Compass Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1200 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5 hours | 5 hours |
| Standby | 370 hours (15.4 days) | 330 hours (13.8 days) |
➕ Other features | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, Flash player | feature not registered |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Retractable QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Black • 1GB microSD included • Samsung TouchWiz 3.0 Java framework | • Colors: Black • LG S-Class UI • DLNA • Bing Maps |
☢️ Radiation rate | ||
| Galaxy 551 (GT-i5510M) | LG Optimus 7 (E900) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |