Samsung Galaxy M31 Prime
$0
Overview
Samsung Galaxy M31 Prime is a budget Android smartphone released in 2012 with a 6.4-inch TFT, Exynos 9611 chipset, 64 main camera, and 6000 mAh battery.
The device runs One UI with features like Galaxy AI and Samsung DeX. Priced at $0, it targets users seeking budget performance.
Specifications of Samsung Galaxy M31 Prime
The display of Samsung Galaxy M31 Prime measures 6.4 inches with TFT technology. Peak brightness reaches 420 nits for excellent outdoor visibility. The screen renders at 1080x2340 pixels resolution.
The camera system of Samsung Galaxy M31 Prime features 1 rear cameras: 64 main, 8MP ultrawide. Video recording supports up to 2160p.
The battery of Samsung Galaxy M31 Prime has 6000mAh capacity with 15 wired charging. A full charge takes approximately 180 min minutes.
The performance of Samsung Galaxy M31 Prime is powered by the Exynos 9611 chipset with Mali-G72 MP3 GPU.
The memory of Samsung Galaxy M31 Prime offers 6GB RAM with 64GB storage options. RAM uses LPDDR4X technology. Storage is 64GB 6GB RAM, 128GB 6GB RAM.
The connectivity of Samsung Galaxy M31 Prime includes Wi-Fi Wi-Fi 802.11 b/g/n, and Bluetooth 5.0.
The build of Samsung Galaxy M31 Prime weighs 191.0g with Plastic frame and Plastic back. Dimensions measure 129.5 x 64 x 13.5 mm.
The software of Samsung Galaxy M31 Prime runs Android 2.3.4 (Gingerbread) with One UI. Software support extends 2 years through 2028.
Compare Samsung Galaxy M31 Prime
Frequently Asked Questions about Samsung Galaxy M31 Prime
Yes, Samsung Galaxy M31 Prime is good for photography with its 64 camera. It handles everyday photography well with solid detail and color accuracy.
Samsung Galaxy M31 Prime with Exynos 9611 can handle casual gaming. For intensive gaming, consider phones with flagship chipsets.
Samsung Galaxy M31 Prime receives 2 years of updates through 2028. Consider this when planning long-term device usage.
Samsung Galaxy M31 Prime has a 6000mAh battery. This provides all-day battery life with typical usage, often lasting into a second day with moderate use.
Samsung Galaxy M31 Prime at $0 is a budget device offering 6000mAh battery. It's worth buying if you prioritize affordability over premium features.
Samsung Galaxy M31 Prime supports 15 wired charging with full charge in approximately 180 min minutes.
Samsung Galaxy M31 Prime is available in 64GB storage options. Storage is not expandable, so choose your capacity based on your needs.
Samsung Galaxy M31 Prime has a 6.4-inch TFT with 60Hz refresh rate and 420 nits peak brightness. HDR support includes HDR10.
Samsung Galaxy M31 Prime in Category Rankings
See how Samsung Galaxy M31 Prime ranks in these categories:
Verdict
The Samsung Galaxy M31 Prime delivers practical value for users prioritizing affordability over premium features. The phone excels in versatile camera system, all-day battery endurance. Pick this phone for essential smartphone functionality, if you prioritize affordability while still needing core features.
Key Specifications
Display
6.4"
Main Camera
64
Chipset
Exynos 9611
Full Specifications
Network
| Technology | GSM / UMTS |
| 2G Bands | GSM / |
| 3G Bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G LTE Bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66 |
| 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 |
Launch
| Announced | 2012 |
| Status | Discontinued |
| Availability | N/A |
| Model Variants | N/A |
| Launch Price | N/A |
Body & Design
| Dimensions (mm) | 129.5 x 64 x 13.5 mm |
| Weight (g) | 191.0 |
| Build Materials | Glass front (Gorilla Glass 3), plastic back, plastic frame |
| Frame | Plastic |
| Back Finish | Plastic |
| Colors | ["Black"] |
| IP Rating | N/A |
| Rugged Certifications | N/A |
| Ingress Gaskets | N/A |
| Form Factor | Bar |
| Hinge Type | N/A |
| Folded Dimensions | N/A |
| Thermal Solution | Passive Cooling |
| Notification/Alert | |
| Haptics | Basic Vibration |
Display
| Panel Type | TFT |
| Size (inches) | 6.4 |
| Resolution (px) | 1080x2340 pixels |
| Aspect Ratio | 2:3 |
| Pixel Density (ppi) | 154 |
| Screen-to-body Ratio (%) | 84.1 |
| Refresh Rate (Hz) | 60 |
| Adaptive Refresh Rate | |
| Touch Sampling Rate (Hz) | 120 |
| Peak Brightness (nits) | 420 |
| HDR Standards | HDR10 |
| Color Gamut | sRGB |
| Color Depth | 16 |
| PWM Dimming (Hz) | 240 |
| Glass Protection | Corning Gorilla Glass 3 |
| Oleophobic Coating | N/A |
| Curvature | Flat |
| Always-on Display | |
| Display Driver IC | N/A |
| Cover Display |
Platform (SoC)
| OS at Launch | Android 2.3.4 (Gingerbread) |
| Update Policy | 2 years |
| Chipset | Exynos 9611 |
| CPU | Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) |
| GPU | Mali-G72 MP3 |
| NPU/AI TOPs | 5 TOPS |
| ISP Features | Single-camera ISP |
| Modem | Exynos Modem 618 |
| Wi-Fi/Bluetooth Chip | N/A |
| Throttling Behavior | N/A |
| Geekbench Single-Core | N/A |
| Geekbench Multi-Core | N/A |
| AnTuTu Score | N/A |
| 3DMark Scores | N/A |
Memory & Storage
| RAM | 6GB |
| RAM Type | LPDDR4X |
| Storage | 64GB |
| Storage Type | 64GB 6GB RAM, 128GB 6GB RAM |
| Storage Speed | UFS 2.1 |
| Expandable Storage | microSDHC (dedicated slot) |
| Slot Type | microSD |
| USB OTG | |
| Filesystem Encryption | F2FS |
Main Camera System
| Rear Cameras | 1 |
| Main Sensor | 64 |
| Main Sensor Size | 1/1.72" |
| Main Sensor Model | Samsung GW1 |
| Main Lens | f/1.8, 26mm |
| OIS | |
| Autofocus | PDAF |
| Pixel Binning | 4-in-1 |
| Ultrawide | 8MP, FOV: 123° |
| Telephoto | N/A |
| Macro | 5 |
| Depth/ToF/LiDAR | |
| Flicker/Color Sensors | N/A |
| Flash | LED |
| Video Resolution | 2160p |
| HDR/Dolby Vision Video | |
| Video Codecs | H.264, H.265 |
| Slow Motion | 720p@240fps |
| Video Stabilization | |
| Night Mode Features | |
| RAW/Pro Controls | N/A |
Selfie Camera
| Resolution | N/A |
| Sensor Size | 1/4.9" |
| Aperture | f/2.2 |
| AF/OIS | |
| 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 | 2 |
| Bluetooth Codecs | AAC, SBC |
| DAC/Amp | N/A |
Connectivity
| Wi-Fi | Wi-Fi 802.11 b/g/n |
| Wi-Fi Features | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth | 5.0 |
| NFC | |
| IR Blaster | |
| UWB | N/A |
| Positioning | GPS, GLONASS, GALILEO, BDS |
| Dual-Band GNSS | |
| FM Radio | |
| USB | USB Type-C 2.0 |
| Display Out | |
| eSIM Capacity |
Sensors
| Fingerprint Sensor | Rear-mounted |
| 3D Face ID | N/A |
| Accelerometer | |
| Gyroscope | |
| Magnetometer | |
| Proximity Sensor | |
| Ambient Light | |
| Barometer | |
| Thermo/Hygrometer | N/A |
| UV Sensor | N/A |
| Hall Sensor | |
| Color Temp Sensor | |
| Health Sensors | N/A |
| Satellite SOS |
Battery & Charging
| Capacity (mAh) | 6000 |
| Type | Li-Ion |
| Removable | |
| Endurance Rating | N/A |
| Wired Charging | 15 |
| 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 | 15W |
| Battery Health Features | Adaptive Charging |
Software
| OS at Launch | Android 2.3.4 (Gingerbread) |
| Update Window | 2 years |
| UI Skin / Launcher | One UI |
| Feature Drops | N/A |
| App Cloning | N/A |
| Game Mode | |
| Privacy Features | App Permissions |
| Accessibility | screen reader, magnification |
| Satellite Messaging UI |
Miscellaneous
| In-Box Contents | Phone, Charger, Cable, SIM ejector |
| 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!
Samsung Galaxy M31 Prime Review: Solid Performance for the Price
Our comprehensive review of the Samsung Galaxy M31 Prime covers display quality, camera performance, battery life, and overall value. A solid choice in its price segment.
- + Long-lasting 6000mAh battery
- - Display could be brighter or smoother
- - Performance may struggle with demanding tasks