LG Viper 4G LTE (LS840) vs Sony Ericsson Xperia X10a
Side by side comparison between LG Viper 4G LTE vs Sony Ericsson Xperia X10 phones, differences, pros, cons and full specifications. What's the better?
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What's the better phone? LG Viper 4G LTE (LS840)
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!
18 Advantages 
4 Advantages | 18 Common items in both devices |
| 4" |
| LED flash |
| Only digital zoom |
| Autofocus |
| Capacitive |
| Accelerometer |
| Ambient light sensor |
| +11 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 Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| Change model | ||
| Model | Viper 4G LTE (LS840) | Xperia X10a |
| Other model names | Sprint LG Viper LS840 CDMA + LTE | AT&T Sony Xperia X10, Rogers X10a, Telstra X10a, SE Rachael |
| Country or region available |  USA |     (Latin America), Australia, Canada, USA, Japan |
| Brand | LG | Sony Ericsson |
| Release date | 4/22/2012 | 3/25/2010 |
| Depth | 11.7 millimeters (0.46 inches) | 13 millimeters (0.51 inches) |
| Size (width x height) | 62 x 116.6 millimeters (2.44 x 4.59 in) | 63 x 119 millimeters (2.48 x 4.69 in) |
| Weight | 142 grams (4.97 ounces) | 135 grams (4.73 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| Display type | TFT NOVA IPS | TFT LCD |
| Screen size | 4" inches | 4" inches |
| Screen-to-body ratio | ~63% (screen-to-body ratio) | ~58.8% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 480x854 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Single touch 1-point |
| Pixel density (dot pitch) | 233 PPI | 245 PPI |
| Colors | 16 million | 65 thousand |
| Scratch-resistant glass | Gorilla Glass | Scratch-resistant glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| LG Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| System version | Android 2.3.6 Gingerbread | Android 1.6 Donut |
| Firmware update | feature not registered | Android 2.3.4 Gingerbread |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| Chipset | 32bit: Qualcomm Snapdragon MSM8660 | 32bit: Qualcomm Snapdragon QSD8250 |
| CPU | Dual-core, 1 processor: 2x 1.2GHz Scorpion (Dual-core) | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) |
| GPU graphical controller | Qualcomm Adreno 220 | Qualcomm Adreno 200 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| RAM memory | 1GB LPDDR2 | 384MB |
| Internal storage | 4GB (1.68GB available) | 1GB (465MB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 16GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| 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 | 75/25 Mbps | 7.2/2 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO | UMTS 800/850/1900/2100 |
| Primary 4G network | LTE 1900 | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CDMA2000 EV-DO Rev A, LTE | 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 Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| Back camera (main camera) | 5 megapixels | 8 megapixels |
| Main camera resolution | 2560x1920 pixels | 3264x2448 pixels |
| Video recording (primary) | Full HD (1920x1080) 24 fps | HD (1280x720) 30 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 | Supported |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | 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 Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| Front camera (secondary) | 0.3 megapixels | Not supported |
| Front camera resolution | 640x480 pixels | Not supported |
| Video recording (secondary) | VGA (640x480) | 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 Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.263, H.264, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, eAAC+, WMA, WAV |
🔌 Connectivity | ||
| LG Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| 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) WiFi Direct, hotspot | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| LG Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| Battery type | Li-Ion: lithium-ion (Removable) BL-44JS | LiPo: li-ion polymer (Removable) BST-41 |
| Battery capacity | 1700 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 4.8 hours | 8 hours |
| Standby | 290 hours (12.1 days) | 425 hours (17.7 days) |
➕ Other features | ||
| LG Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS (Swype), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, Flash player | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • 4GB microSD included • Java framework | • Colors: Sensous Black, Luster White • 8GB microSD included • SE UX platform • Open GL 2.0 • PlayNow • Sony Ericsson Timescape • Video recording 720p only via Android 2.1/2.3 update • Java framework |
☢️ Radiation rate | ||
| LG Viper 4G LTE (LS840) | Sony Ericsson Xperia X10a | |
| 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 |