LG Optimus 7 (E900) vs Acer Liquid S1 (S510)
Side by side comparison between LG Optimus 7 vs Acer Liquid S1 phones, differences, pros, cons and full specifications. What's the better?
,
vs
5.7"
TFT
TFT
720x1280
8
MP
MP
2mp
1GB
RAM
RAM
Quad-core
2400
mAh
mAh
(Removable)
What's the better phone? Acer Liquid S1 (S510)
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!
3 Advantages 
17 Advantages | 19 Common items in both devices |
| TFT LCD |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus |
| Capacitive |
| Multitouch |
| +12 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 7 (E900) | Acer Liquid S1 (S510) | |
| Change model | ||
| Model | Optimus 7 (E900) | Liquid S1 (S510) |
| Other model names | LG E900 Optimus 7, LG Optimus 7 E900 | Acer S510, Acer Liquid S1 (Single-Sim) |
| Country or region available | feature not registered |    (Global, International), Canada, USA |
| Brand | LG | Acer |
| Release date | 11/9/2010 | 8/1/2013 |
| Depth | 11.5 millimeters (0.45 inches) | 9.6 millimeters (0.38 inches) |
| Size (width x height) | 59.8 x 125 millimeters (2.35 x 4.92 in) | 83 x 163 millimeters (3.27 x 6.42 in) |
| Weight | 157 grams (5.5 ounces) | 195 grams (6.83 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG Optimus 7 (E900) | Acer Liquid S1 (S510) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.8" inches | 5.7" inches |
| Screen-to-body ratio | ~55% (screen-to-body ratio) | ~66.2% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 246 PPI | 258 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 7 (E900) | Acer Liquid S1 (S510) | |
| System version | Windows Phone 7.0 | Android 4.2.2 Jelly Bean |
| Firmware update | Windows Phone 7.5 Refresh Tango | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Optimus 7 (E900) | Acer Liquid S1 (S510) | |
| Chipset | 32bit: Qualcomm Snapdragon S1 QSD8650 | 32bit: MediaTek MT6589T Turbo (28nm) |
| CPU | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) | Quad-core, 1 processor: 4x 1.5GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 200 | PowerVR SXG544 MP2 357Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Optimus 7 (E900) | Acer Liquid S1 (S510) | |
| RAM memory | 512MB | 1GB LPDDR2 |
| Internal storage | 16GB | 8GB (5.59GB available) |
| External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG Optimus 7 (E900) | Acer Liquid S1 (S510) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 7.2/5.76 Mbps | 42/5.76 Mbps |
| Network technology | 2G | 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 | Not supported | UMTS 900/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| 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 Optimus 7 (E900) | Acer Liquid S1 (S510) | |
| Back camera (main camera) | 5 megapixels | 8 megapixels |
| Main camera resolution | 2560x1920 pixels | 3264x2448 pixels |
| Video recording (primary) | HD (1280x720) 24 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| 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 | feature not registered | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Face detection, Smile detection |
| BSI sensor | feature not registered | Supported |
| HDR | feature not registered | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG Optimus 7 (E900) | Acer Liquid S1 (S510) | |
| Front camera (secondary) | Not supported | 2 megapixels |
| Front camera resolution | Not supported | 1600x1200 pixels |
| Video recording (secondary) | Not supported | HD (1280x720) |
| 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 7 (E900) | Acer Liquid S1 (S510) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | Not supported |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, AAC |
🔌 Connectivity | ||
| LG Optimus 7 (E900) | Acer Liquid S1 (S510) | |
| 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 | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| LG Optimus 7 (E900) | Acer Liquid S1 (S510) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Optimus 7 (E900) | Acer Liquid S1 (S510) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Removable) BAT-E10 |
| Battery capacity | 1500 mAh | 2400 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5 hours | 11 hours |
| Standby | 330 hours (13.8 days) | 450 hours (18.8 days) |
➕ Other features | ||
| LG Optimus 7 (E900) | Acer Liquid S1 (S510) | |
| 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 | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | feature not registered | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • LG S-Class UI • DLNA • Bing Maps | • Colors: White, Black • DTS sound • Acer Float UI • WiFi hotspot |
☢️ Radiation rate | ||
| LG Optimus 7 (E900) | Acer Liquid S1 (S510) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.44W/kg (head), 0.41W/kg (body) |