LG Optimus 7Q (C900) vs Samsung Galaxy Ace Duos (SCH-i589)
Side by side comparison between LG Optimus 7Q vs Samsung Galaxy Ace Duos phones, differences, pros, cons and full specifications. What's the better?
,
vs
3.5"
TFT
TFT
320x480
3.1
MP
MP
256MB
RAM
RAM
Single-core
1650
mAh
mAh
(Removable)
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!
13 Advantages 
7 Advantages | 17 Common items in both devices |
| TFT LCD |
| 16 million |
| 3.5" |
| Only digital zoom |
| Autofocus |
| Capacitive |
| Multitouch |
| +10 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 Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| Change model | ||
| Model | Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) |
| Other model names | LG Optimus 7Q C900, LG-C900, LG Pacific | Samsung Galaxy Ace Duos i589 CDMA |
| Country or region available | feature not registered |    (Global, International), China, India |
| Brand | LG | Samsung |
| Release date | 11/9/2010 | 2/1/2012 |
| Depth | 15.2 millimeters (0.6 inches) | 12.5 millimeters (0.49 inches) |
| Size (width x height) | 59.5 x 119.5 millimeters (2.34 x 4.7 in) | 59.9 x 112.4 millimeters (2.36 x 4.43 in) |
| Weight | 178 grams (6.23 ounces) | 125 grams (4.38 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.5" inches | 3.5" inches |
| Screen-to-body ratio | ~49% (screen-to-body ratio) | ~54.2% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 320x480 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 267 PPI | 165 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| LG Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| System version | Windows Phone 7.0 | Android 2.2.1 Froyo |
| Firmware update | Windows Phone 7.5 Refresh Tango | Android 2.3.6 Gingerbread |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| Chipset | 32bit: Qualcomm Snapdragon S1 QSD8650 | 32bit: Qualcomm MSM7627T |
| CPU | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) | Single-core, 1 processor: 1x 800MHz ARM1136EJ-S (Single-core) |
| GPU graphical controller | Qualcomm Adreno 200 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| RAM memory | 512MB | 256MB |
| Internal storage | 16GB | 512MB (158MB available) |
| External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 7.2/2 Mbps | 3.1 Mbps |
| Network technology | 2G, 3G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Dual-Band 900/1800 |
| Primary 2G network | GSM 850/900/1800/1900 | CDMA 800/1900 |
| Primary 3G network | UMTS 900/1900/2100 - America: 850/1900/2100 | CDMA2000 1xEV-DO |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA | CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A |
| Secondary 2G network | Not supported | GSM 900/1800 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS |
📷 Camera | ||
| LG Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| Back camera (main camera) | 5 megapixels | 3.1 megapixels |
| Main camera resolution | 2560x1920 pixels | 2048x1536 pixels |
| Video recording (primary) | HD (1280x720) 24 fps | QVGA (320x240) |
| Flash | LED flash | 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 |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Not supported | Not supported |
| Image stabilization | feature not registered | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| 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 Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| 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, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| LG Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| 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 | 3.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1500 mAh | 1650 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) | 300 hours (12.5 days) |
➕ Other features | ||
| LG Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| Call control | Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (Swype), 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, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Retractable QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Black • Bing Maps | • Colors: Black • 2GB microSD included • Samsung TouchWiz UI • Smile Shot/Panorama • WiFi hotspot • Java framework |
☢️ Radiation rate | ||
| LG Optimus 7Q (C900) | Galaxy Ace Duos (SCH-i589) | |
| 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 |