LG K31
$120
Overview
LG K31 is a budget Android smartphone released in 2020 with a 5.7-inch IPS LCD, MediaTek Helio P22 chipset, 13 main camera, and 3000 mAh battery.
Priced at $120, it targets users seeking budget performance.
Specifications of LG K31
The display of LG K31 measures 5.7 inches with IPS LCD technology. Peak brightness reaches 450 nits for excellent outdoor visibility. The screen renders at 720x1520 pixels resolution.
The camera system of LG K31 features 2 rear cameras: 13 main. Video recording supports up to 1080p.
The battery of LG K31 has 3000mAh capacity with 5 wired charging. A full charge takes approximately 180 min minutes.
The performance of LG K31 is powered by the MediaTek Helio P22 chipset with PowerVR GE8320 GPU. Geekbench scores reach 150 single-core and 550 multi-core. AnTuTu benchmark achieves 93500.
The memory of LG K31 offers 2GB RAM with 32GB storage options. RAM uses LPDDR3 RAM technology. Storage is Expandable. Storage can be expanded via microSD card.
The connectivity of LG K31 includes Wi-Fi Wi-Fi 802.11 b/g/n, and Bluetooth 5.0.
The build of LG K31 weighs 146g with Plastic frame and Glossy plastic back. Dimensions measure 147.8 x 71.1 x 8.6 mm.
The software of LG K31 runs Android 10, LG UX 9.1 with LG UX 9.1. Software support extends 2 years through 2028.
Compare LG K31
Frequently Asked Questions about LG K31
LG K31 has a 13 camera suitable for casual photography. For professional photography, consider phones with higher-resolution sensors.
LG K31 with MediaTek Helio P22 can handle casual gaming. For intensive gaming, consider phones with flagship chipsets.
LG K31 receives 2 years of updates through 2028. Consider this when planning long-term device usage.
LG K31 has a 3000mAh battery. Battery life varies based on usage patterns.
LG K31 at $120 is a budget device. It's worth buying if you prioritize affordability over premium features.
LG K31 supports 5 wired charging with full charge in approximately 180 min minutes.
LG K31 is available in 32GB storage options. Storage can be expanded via microSD card for additional capacity.
LG K31 has a 5.7-inch IPS LCD with 60Hz refresh rate and 450 nits peak brightness. HDR support includes No.
LG K31 in Category Rankings
See how LG K31 ranks in these categories:
Verdict
The LG K31 delivers practical value for users prioritizing affordability over premium features. Pick this phone for essential smartphone functionality, if you prioritize affordability while still needing core features.
Key Specifications
Display
5.7"
Main Camera
13
Chipset
MediaTek Helio P22
Full Specifications
Network
| Technology | GSM / HSPA |
| 2G Bands | GSM / |
| 3G Bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G LTE Bands | 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 |
| 5G Sub-6 Bands | N/A |
| 5G mmWave Bands | N/A |
| Speed | N/A |
| Carrier Aggregation | 4G LTE |
| SIM | Nano-SIM |
| Dual SIM Mode | Dual SIM |
| eSIM Support | |
| VoLTE Support | N/A |
| VoWiFi | N/A |
| NR CA Support | N/A |
Launch
| Announced | 2020 |
| Status | available |
| Availability | N/A |
| Model Variants | N/A |
| Launch Price | $132.82 |
Body & Design
| Dimensions (mm) | 147.8 x 71.1 x 8.6 mm |
| Weight (g) | 146 |
| Build Materials | Plastic |
| Frame | Plastic |
| Back Finish | Glossy plastic |
| Colors | ["Gray"] |
| IP Rating | N/A |
| Rugged Certifications | N/A |
| Ingress Gaskets | N/A |
| Form Factor | Candybar |
| Hinge Type | N/A |
| Folded Dimensions | N/A |
| Thermal Solution | Passive |
| Notification/Alert | |
| Haptics | Basic |
Display
| Panel Type | IPS LCD |
| Size (inches) | 5.7 |
| Resolution (px) | 720x1520 pixels |
| Aspect Ratio | 9:19 |
| Pixel Density (ppi) | 295 |
| Screen-to-body Ratio (%) | 77 |
| Refresh Rate (Hz) | 60 |
| Adaptive Refresh Rate | |
| Touch Sampling Rate (Hz) | 120 |
| Peak Brightness (nits) | 450 |
| HDR Standards | |
| Color Gamut | sRGB |
| Color Depth | 16 |
| PWM Dimming (Hz) | N/A |
| Glass Protection | N/A |
| Oleophobic Coating | N/A |
| Curvature | Flat |
| Always-on Display | |
| Display Driver IC | N/A |
| Cover Display |
Platform (SoC)
| OS at Launch | Android 10, LG UX 9.1 |
| Update Policy | 2 years |
| Chipset | MediaTek Helio P22 |
| CPU | 4x Cortex • A53 2.0 GHz + 4x Cortex • A53 1.5 GHz |
| GPU | PowerVR GE8320 |
| NPU/AI TOPs | 0.5 TOPS |
| ISP Features | Basic |
| Modem | Mediatek MT6762V/WD |
| Wi-Fi/Bluetooth Chip | N/A |
| Throttling Behavior | N/A |
| Geekbench Single-Core | 150 |
| Geekbench Multi-Core | 550 |
| AnTuTu Score | 93500 |
| 3DMark Scores | N/A |
Memory & Storage
| RAM | 2GB |
| RAM Type | LPDDR3 RAM |
| Storage | 32GB |
| Storage Type | Expandable |
| Storage Speed | eMMC 5.1 |
| Expandable Storage | |
| Slot Type | microSD |
| USB OTG | |
| Filesystem Encryption |
Main Camera System
| Rear Cameras | 2 |
| Main Sensor | 13 |
| Main Sensor Size | CMOS |
| Main Sensor Model | N/A |
| Main Lens | f/1.8, 26mm |
| OIS | |
| Autofocus | PDAF |
| Pixel Binning | 1.12 um |
| Ultrawide | N/A |
| Telephoto | N/A |
| Macro | 2 |
| Depth/ToF/LiDAR | |
| Flicker/Color Sensors | N/A |
| Flash | LED |
| Video Resolution | 1080p |
| HDR/Dolby Vision Video | |
| Video Codecs | H.264, H.265 |
| Slow Motion | 720p@120fps |
| Video Stabilization | EIS |
| Night Mode Features | basic |
| RAW/Pro Controls | N/A |
Selfie Camera
| Resolution | 5 |
| Sensor Size | 5 Mpx |
| Aperture | f/2.0 |
| AF/OIS | N/A |
| Secondary Front Cam | |
| Front Flash | |
| Video | 1080p@30fps |
| HDR/Dolby Vision | N/A |
| Face Unlock | 2D |
Audio
| Loudspeakers | |
| 3.5mm Jack | |
| Hi-Res Audio | |
| Spatial Audio / Dolby Atmos | |
| Microphones | 1 |
| Bluetooth Codecs | AAC, SBC |
| DAC/Amp | Basic DAC |
Connectivity
| Wi-Fi | Wi-Fi 802.11 b/g/n |
| Wi-Fi Features | Wi-Fi 802.11 b/g/n, Wi-Fi Direct |
| Bluetooth | 5.0 |
| NFC | |
| IR Blaster | |
| UWB | N/A |
| Positioning | GPS |
| Dual-Band GNSS | |
| FM Radio | |
| USB | 2.0 |
| Display Out | |
| eSIM Capacity |
Sensors
| Fingerprint Sensor | Rear-mounted |
| 3D Face ID | N/A |
| Accelerometer | |
| Gyroscope | |
| Magnetometer | |
| Proximity Sensor | |
| Ambient Light | N/A |
| Barometer | |
| Thermo/Hygrometer | N/A |
| UV Sensor | N/A |
| Hall Sensor | |
| Color Temp Sensor | |
| Health Sensors | Basic |
| Satellite SOS |
Battery & Charging
| Capacity (mAh) | 3000 |
| Type | Li-Ion |
| Removable | |
| Endurance Rating | N/A |
| Wired Charging | 5 |
| Wired Standard | USB Power Delivery |
| 0-50% Time (mins) | 90 min |
| Full Charge Time | 180 min |
| Wireless Charging | N/A |
| Wireless Standard | N/A |
| Reverse Wireless | N/A |
| Reverse Wired | |
| Charger in Box | 5W |
| Battery Health Features | Basic |
Software
| OS at Launch | Android 10 |
| Update Window | 2 years |
| UI Skin / Launcher | LG UX 9.1 |
| Feature Drops | N/A |
| App Cloning | N/A |
| Game Mode | Basic |
| Privacy Features | Basic |
| Accessibility | Basic |
| Satellite Messaging UI |
Miscellaneous
| In-Box Contents | Phone, Charger, USB Cable, SIM Ejector Tool, User Manual |
| Recycled Materials (%) | N/A |
| Repairability Score | N/A |
| Warranty | N/A |
Reviews & Ratings
186 ratings
Showing 3 of 186 reviews
Alex R.
2 weeks ago
Absolutely love the camera on this phone! The zoom is incredible and the photos are so crisp. Battery life is also a huge plus.
Ben C.
1 month ago
Great performance and beautiful display. My only complaint is that it feels a bit heavy, but you get used to it. Solid phone overall.
Chloe D.
3 months ago
The best phone I've ever owned. It's fast, the software is clean, and the build quality is top-notch. Highly recommend!