LG Viper 4G LTE (LS840) vs Samsung Gravity TXT (SGH-T379)
Side by side comparison between LG Viper 4G LTE vs Samsung Gravity TXT 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!
23 Advantages 
1 Advantage | 8 Common items in both devices |
| Until 32GB microSD, microSDHC |
| Only digital zoom |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| 3.5mm jack |
| A-GPS, GeoTagging |
| + 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) | Samsung Gravity TXT (SGH-T379) | |
| Change model | ||
| Model | Viper 4G LTE (LS840) | Gravity TXT (SGH-T379) |
| Other model names | Sprint LG Viper LS840 CDMA + LTE | T-Mobile Samsung Gravity TXT T379, Samsung SGH-T379, Triumph |
| Country or region available |  USA | USA |
| Brand | LG | Samsung |
| Release date | 4/22/2012 | 8/24/2011 |
| Depth | 11.7 millimeters (0.46 inches) | 14 millimeters (0.55 inches) |
| Size (width x height) | 62 x 116.6 millimeters (2.44 x 4.59 in) | 53 x 112 millimeters (2.09 x 4.41 in) |
| Weight | 142 grams (4.97 ounces) | 112 grams (3.92 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG Viper 4G LTE (LS840) | Samsung Gravity TXT (SGH-T379) | |
| Display type | TFT NOVA IPS | TFT LCD |
| Screen size | 4" inches | 2.4" inches |
| Screen-to-body ratio | ~63% (screen-to-body ratio) | ~30% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 240x320 pixels |
| Touchscreen | Capacitive Multitouch | Not supported |
| Pixel density (dot pitch) | 233 PPI | 167 PPI |
| Colors | 16 million | 260 thousand |
| 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 Viper 4G LTE (LS840) | Samsung Gravity TXT (SGH-T379) | |
| System version | Android 2.3.6 Gingerbread | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Viper 4G LTE (LS840) | Samsung Gravity TXT (SGH-T379) | |
| Chipset | 32bit: Qualcomm Snapdragon MSM8660 | 32bit |
| CPU | Dual-core, 1 processor: 2x 1.2GHz Scorpion (Dual-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | Qualcomm Adreno 220 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Viper 4G LTE (LS840) | Samsung Gravity TXT (SGH-T379) | |
| RAM memory | 1GB LPDDR2 | feature not registered |
| Internal storage | 4GB (1.68GB available) | 115MB |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG Viper 4G LTE (LS840) | Samsung Gravity TXT (SGH-T379) | |
| 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 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 1700/2100 |
| Primary 4G network | LTE 1900 | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CDMA2000 EV-DO Rev A, LTE | GPRS, EDGE, UMTS, HSDPA |
| 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) | Samsung Gravity TXT (SGH-T379) | |
| Back camera (main camera) | 5 megapixels | 2 megapixels |
| Main camera resolution | 2560x1920 pixels | 1600x1200 pixels |
| Video recording (primary) | Full HD (1920x1080) 24 fps | Supported |
| 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 | Not supported |
| Touch focus | Not supported | feature not registered |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | 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 | ||
| LG Viper 4G LTE (LS840) | Samsung Gravity TXT (SGH-T379) | |
| 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) | Samsung Gravity TXT (SGH-T379) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | feature not registered |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| LG Viper 4G LTE (LS840) | Samsung Gravity TXT (SGH-T379) | |
| 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 | Not supported |
| DLNA | Supported | feature not registered |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | feature not registered | feature not registered |
🧭 Sensors | ||
| LG Viper 4G LTE (LS840) | Samsung Gravity TXT (SGH-T379) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Viper 4G LTE (LS840) | Samsung Gravity TXT (SGH-T379) | |
| Battery type | Li-Ion: lithium-ion (Removable) BL-44JS | Li-Ion: lithium-ion (Removable) EB424255VA |
| Battery capacity | 1700 mAh | 1000 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 4.8 hours | 6.5 hours |
| Standby | 290 hours (12.1 days) | 450 hours (18.8 days) |
➕ Other features | ||
| LG Viper 4G LTE (LS840) | Samsung Gravity TXT (SGH-T379) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS (Swype), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | 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 | Not supported | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Black • 4GB microSD included Java framework | • Colors: Black • Document viewer Java framework |
☢️ Radiation rate | ||
| LG Viper 4G LTE (LS840) | Samsung Gravity TXT (SGH-T379) | |
| 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 |