Sony Xperia X Compact (F5321) vs LG Viper 4G LTE (LS840)
Side by side comparison between Sony Xperia X Compact vs LG Viper 4G LTE phones, differences, pros, cons and full specifications. What's the better?
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4.6"
IPS
IPS
720x1280
23
MP
MP
5mp
3GB
RAM
RAM
Hexa-core
2700
mAh
mAh
(Non removable)
vs
What's the better phone? Sony Xperia X Compact (F5321)
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!
26 Advantages 
1 Advantage | 22 Common items in both devices |
| TFT IPS LCD / TFT NOVA IPS |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus |
| Full HD (1920x1080) |
| 4G LTE-A / 4G LTE |
| +15 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 | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| Change model | ||
| Model | Xperia X Compact (F5321) | Viper 4G LTE (LS840) |
| Other model names | Sony Xperia X Compact Single-Sim, Sony Kugo SS | Sprint LG Viper LS840 CDMA + LTE |
| Country or region available |  (Global, International) |  USA |
| Brand | Sony | LG |
| Release date | 9/25/2016 | 4/22/2012 |
| Depth | 9.5 millimeters (0.37 inches) | 11.7 millimeters (0.46 inches) |
| Size (width x height) | 65 x 129 millimeters (2.56 x 5.08 in) | 62 x 116.6 millimeters (2.44 x 4.59 in) |
| Weight | 135 grams (4.73 ounces) | 142 grams (4.97 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| Display type | TFT IPS LCD | TFT NOVA IPS |
| Screen size | 4.6" inches | 4" inches |
| Screen-to-body ratio | ~69.6% (screen-to-body ratio) | ~63% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 319 PPI | 233 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Gorilla Glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| System version | Android 6.0.1 Marshmallow | Android 2.3.6 Gingerbread |
| Firmware update | Android 7.0 Nougat | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| Chipset | 64bit: Qualcomm Snapdragon 650 MSM8956 (28nm) | 32bit: Qualcomm Snapdragon MSM8660 |
| CPU | Hexa-core, 2 processors: 2x 1.8GHz ARM Cortex-A72 (Dual-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core) | Dual-core, 1 processor: 2x 1.2GHz Scorpion (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 510 600Mhz | Qualcomm Adreno 220 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| RAM memory | 3GB LPDDR3 | 1GB LPDDR2 |
| Internal storage | 32GB (22GB available) | 4GB (1.68GB available) |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 300/50 Mbps | 75/25 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Not supported |
| Primary 2G network | GSM 850/900/1800/1900 | CDMA 800/1900 |
| Primary 3G network | UMTS 800/850/900/1700/1900/2100 | CDMA2000 1xEV-DO |
| Primary 4G network | LTE Cat6 700/800/850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8,12,17,19,20,26,28) TD-LTE 1900/2300/2500/2600 (Bands 38,39,40,41) | LTE 1900 |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | CDMA2000 EV-DO Rev A, LTE |
| 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 | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| Back camera (main camera) | 23 megapixels | 5 megapixels |
| Main camera resolution | 5536x4152 pixels | 2560x1920 pixels |
| Video recording (primary) | Full HD (1920x1080) 60 fps | Full HD (1920x1080) 24 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.3" inches | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Supported | Not supported |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video only main camera | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| Front camera (secondary) | 5 megapixels | 0.3 megapixels |
| Front camera resolution | 2592x1944 pixels | 640x480 pixels |
| Video recording (secondary) | Full HD (1920x1080) | VGA (640x480) |
| 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 | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| USB | USB 2.0 Type-C reversible connector | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 3.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging |
| NFC | Supported | Supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) BL-44JS |
| Battery capacity | 2700 mAh | 1700 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 14 hours | 4.8 hours |
| Standby | 750 hours (31.3 days) | 290 hours (12.1 days) |
➕ Other features | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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 | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White, Mist Blue • USB OTG On-The-Go • Triluminos 2.5D curved display • Oleophobic coating • Fingerprint sensor • PDAF on back camera • Sony Exmor RS on back camera • Sony Exmor R on front camera • Fast battery charging • Quick Charge 3.0 • Sony ClearAudio+ • PS4 integration | • Colors: Black • 4GB microSD included Java framework |
☢️ Radiation rate | ||
| Sony Xperia X Compact (F5321) | LG Viper 4G LTE (LS840) | |
| 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 |