LG Quantum (C900K) vs LG Optimus 7Q (C900)
Side by side comparison between LG Quantum vs LG Optimus 7Q phones, differences, pros, cons and full specifications. What's the better?
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What's the better phone? LG Optimus 7Q (C900)
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!
 1 Advantage LG Quantum (C900K) | vs | 1 Advantage LG Optimus 7Q (C900) |
| +176 grams (6.16 ounces)1% Lighter | vs | 178 grams (6.23 ounces) |
| Not supported | vs | +Gorilla GlassAdvantage Protection against scratches on the screen lets you carry your phone with your keys |
| 35 Common items in both devices |
| 1GHz 32bit Single-core |
| 512MB |
| 16GB |
| 15.2 millimeters (0.6 inches) |
| TFT LCD |
| 16 million |
| 480x800 pixels |
| +28 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 | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| Change model | ||
| Model | Quantum (C900K) | Optimus 7Q (C900) |
| Other model names | AT&T LG Quantum C900K, LG-C900K, LG Pacific | LG Optimus 7Q C900, LG-C900, LG Pacific |
| Country or region available | feature not registered | feature not registered |
| Brand | LG | LG |
| Release date | 11/9/2010 | 11/9/2010 |
| Depth | 15.2 millimeters (0.6 inches) | 15.2 millimeters (0.6 inches) |
| Size (width x height) | 59.5 x 119.5 millimeters (2.34 x 4.7 in) | 59.5 x 119.5 millimeters (2.34 x 4.7 in) |
| Weight | 176 grams (6.16 ounces) | 178 grams (6.23 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.5" inches | 3.5" inches |
| Screen-to-body ratio | ~49% (screen-to-body ratio) | ~49% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 267 PPI | 267 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 | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| System version | Windows Phone 7.0 | Windows Phone 7.0 |
| Firmware update | Windows Phone 7.5 Refresh Tango | Windows Phone 7.5 Refresh Tango |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| Chipset | 32bit: Qualcomm Snapdragon S1 QSD8650 | 32bit: Qualcomm Snapdragon S1 QSD8650 |
| CPU | Single-core, 1 processor: 1x 1GHz Scorpion (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 | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| RAM memory | 512MB | 512MB |
| Internal storage | 16GB | 16GB |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| 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 | 7.2/2 Mbps | 7.2/2 Mbps |
| Network technology | 2G, 3G | 2G, 3G |
| 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 850/1900/2100 | UMTS 900/1900/2100 - America: 850/1900/2100 |
| 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 | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| Back camera (main camera) | 5 megapixels | 5 megapixels |
| Main camera resolution | 2560x1920 pixels | 2560x1920 pixels |
| Video recording (primary) | HD (1280x720) 24 fps | HD (1280x720) 24 fps |
| Flash | LED flash | 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 | Not supported |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | feature not registered |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| 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 | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM (RDS) | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, WMV | MP4, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1500 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 7 hours | 7 hours |
| Standby | 350 hours (14.6 days) | 350 hours (14.6 days) |
➕ Other features | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| Call control | Voice recorder | 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 | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Retractable QWERTY keyboard | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Black • Bing Maps | • Colors: Black • Bing Maps |
☢️ Radiation rate | ||
| LG Quantum (C900K) | LG Optimus 7Q (C900) | |
| 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 |