Samsung Galaxy A31 (SM-A315G/DS 128GB/4GB) vs LG Viper 4G LTE (LS840)
Side by side comparison between Samsung Galaxy A31 vs LG Viper 4G LTE phones, differences, pros, cons and full specifications. What's the better?
,
6.4"
AMOLED
AMOLED
1080x2400
48
MP
MP
20mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
What's the better phone? Samsung Galaxy A31 (SM-A315G/DS 128GB/4GB)
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!
25 Advantages 
5 Advantages | 15 Common items in both devices |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Full HD (1920x1080) |
| 4G LTE |
| Capacitive |
| +8 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 | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | LG Viper 4G LTE (LS840) | |
| Model | Galaxy A31 (SM-A315G/DS 128GB/4GB) | Viper 4G LTE (LS840) |
| Other model names | Galaxy A31 SM-A315G/Dual-Sim NFC (128GB + 4GB RAM) | Sprint LG Viper LS840 CDMA + LTE |
| Country or region available |    Australia, New Zealand, Singapore |  USA |
| Brand | Samsung | LG |
| Release date | 4/27/2020, Announced: 3/24/2020 | 4/22/2012 |
| Depth | 8.6 millimeters (0.34 inches) | 11.7 millimeters (0.46 inches) |
| Size (width x height) | 73.1 x 159.3 millimeters (2.88 x 6.27 in) | 62 x 116.6 millimeters (2.44 x 4.59 in) |
| Weight | 185 grams (6.48 ounces) | 142 grams (4.97 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | LG Viper 4G LTE (LS840) | |
| Display type | Super AMOLED | TFT NOVA IPS |
| Screen size | 6.4" inches | 4" inches |
| Screen-to-body ratio | ~84.9% (screen-to-body ratio) | ~63% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 411 PPI | 233 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | LG Viper 4G LTE (LS840) | |
| System version | Android 10 | Android 2.3.6 Gingerbread |
| Firmware update | Android 11 | feature not registered |
| User Interface | One UI 2.5 / 3.1 | feature not registered |
⚙️ Processor | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | LG Viper 4G LTE (LS840) | |
| Chipset | 64bit: MediaTek Helio P65 (MT6768) (12nm) | 32bit: Qualcomm Snapdragon MSM8660 |
| CPU | Octa-core, 2 processors: 2x 2GHz ARM Cortex-A75 (Dual-core) 6x 1.7GHz ARM Cortex-A55 (Hexa-core) | Dual-core, 1 processor: 2x 1.2GHz Scorpion (Dual-core) |
| GPU graphical controller | ARM Mali-G52 MC2 (820MHz) | Qualcomm Adreno 220 |
| Performance (benchmark) | AnTuTu: 151815 (v8) Geekbench: 5096 (v4.4), 1216 (v5.1) GFXBench: 7fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | LG Viper 4G LTE (LS840) | |
| RAM memory | 4GB LPDDR4X | 1GB LPDDR2 |
| Internal storage | 128GB (104GB available) eMMC 5.1 | 4GB (1.68GB available) |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | LG Viper 4G LTE (LS840) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 150/50 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 850/900/1700/1900/2100 | CDMA2000 1xEV-DO |
| Primary 4G network | LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE | LTE 1900 |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | CDMA2000 EV-DO Rev A, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | Not supported |
📷 Camera | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | LG Viper 4G LTE (LS840) | |
| Back camera (main camera) | (quad camera) 48 megapixels 8MP ultrawide f/2.2123°1/4"1.12µm 5MP macro f/2.4 5MP depth f/2.4 | 5 megapixels |
| Main camera resolution | 8000x6000 pixels | 2560x1920 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 24 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/2" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Not supported |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | LG Viper 4G LTE (LS840) | |
| Front camera (secondary) | 20 megapixels | 0.3 megapixels |
| Front camera resolution | 5184x3840 pixels | 640x480 pixels |
| Video recording (secondary) | Full HD (1920x1080) | VGA (640x480) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | 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 | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | LG Viper 4G LTE (LS840) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | LG Viper 4G LTE (LS840) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 3.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging |
| NFC | Supported | Supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | LG Viper 4G LTE (LS840) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Virtual proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | LG Viper 4G LTE (LS840) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) BL-44JS |
| Battery capacity | 5000 mAh | 1700 mAh |
| Charger, watts | 15W Wired fast charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 4.8 hours |
| Standby | feature not registered | 290 hours (12.1 days) |
➕ Other features | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | 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: Prism Black, Prism Blue, Prism Red, Prism White | • Colors: Black • 4GB microSD included • Java framework |
☢️ Radiation rate | ||
| Galaxy A31 (SM-A315G/DS 128GB/4GB) | LG Viper 4G LTE (LS840) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.488W/kg (head), 1.68W/kg (body) | feature not registered |