Sonim XP400
$0
Overview
Sonim XP400 is a budget Android smartphone released in 2025 with a 6.5-inch IPS LCD, Snapdragon 4 chipset, 50 main camera, and 5000 mAh battery.
Priced at $0, it targets users seeking budget performance.
Specifications of Sonim XP400
The display of Sonim XP400 measures 6.5 inches with IPS LCD technology. Peak brightness reaches 450 nits for excellent outdoor visibility. The screen renders at 720x1612 pixels resolution.
The camera system of Sonim XP400 features 2 rear cameras: 50 main, 5MP ultrawide. Video recording supports up to 1080p.
The battery of Sonim XP400 has 5000mAh capacity with 18 wired charging. A full charge takes approximately 180 min minutes.
The performance of Sonim XP400 is powered by the Snapdragon 4 chipset with Adreno 613 GPU.
The memory of Sonim XP400 offers 6GB RAM with 128GB storage options. RAM uses LPDDR4X technology. Storage is 128GB 6GB RAM.
The connectivity of Sonim XP400 includes 5G support, Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, and Bluetooth 5.1. NFC is supported for contactless payments.
The build of Sonim XP400 weighs 230.0g with Polycarbonate frame and textured-rubber back. Water and dust resistance is rated IP68. Dimensions measure 170 x 78 x 10.2 mm.
The software of Sonim XP400 runs Android 14, up to 2 major Android upgrades. Software support extends 2 years through 2028.
Compare Sonim XP400
Frequently Asked Questions about Sonim XP400
Yes, Sonim XP400 is good for photography with its 50 camera. It handles everyday photography well with solid detail and color accuracy.
Sonim XP400 with Snapdragon 4 can handle casual gaming. For intensive gaming, consider phones with flagship chipsets.
Sonim XP400 receives 2 years of updates through 2028. Consider this when planning long-term device usage.
Yes, Sonim XP400 supports 5G connectivity with both Sub-6GHz and mmWave bands for maximum network compatibility and fastest speeds. It works with major 5G carriers globally.
Yes, Sonim XP400 is water resistant with IP68 rating. It can withstand submersion in 1.5 meters of fresh water for 30 minutes. Avoid saltwater and high-pressure water.
Sonim XP400 has a 5000mAh battery. This provides all-day battery life with typical usage, often lasting into a second day with moderate use.
Sonim XP400 at $0 is a budget device offering 5000mAh battery. It's worth buying if you prioritize affordability over premium features.
Sonim XP400 supports 18 wired charging with full charge in approximately 180 min minutes.
Sonim XP400 is available in 128GB storage options. Storage is not expandable, so choose your capacity based on your needs.
Sonim XP400 has a 6.5-inch IPS LCD with 60Hz refresh rate and 450 nits peak brightness. HDR support includes No.
Sonim XP400 in Category Rankings
See how Sonim XP400 ranks in these categories:
Verdict
The Sonim XP400 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
6.5"
Main Camera
50
Chipset
Snapdragon 4
Full Specifications
Network
| Technology | GSM / HSPA / LTE / 5G |
| 2G Bands | GSM / |
| 3G Bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G LTE Bands | LTE / |
| 5G Sub-6 Bands | 5G |
| 5G mmWave Bands | |
| Speed | N/A |
| Carrier Aggregation | 4x4 MIMO |
| SIM | Nano-SIM |
| Dual SIM Mode | Dual SIM |
| eSIM Support | |
| VoLTE Support | N/A |
| VoWiFi | N/A |
| NR CA Support | 2CC |
Launch
| Announced | 2025 |
| Status | Available. Released 2025, January 22 |
| Availability | N/A |
| Model Variants | N/A |
| Launch Price | £299.0 |
Body & Design
| Dimensions (mm) | 170 x 78 x 10.2 mm |
| Weight (g) | 230.0 |
| Build Materials | polycarbonate-rubber |
| Frame | Polycarbonate |
| Back Finish | textured-rubber |
| Colors | ["Black"] |
| IP Rating | IP68 |
| Rugged Certifications | IP68, IP69K, MIL-STD-810H |
| 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) | 6.5 |
| Resolution (px) | 720x1612 pixels |
| Aspect Ratio | 4:5 |
| Pixel Density (ppi) | 128 |
| Screen-to-body Ratio (%) | 76.5 |
| 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 | Corning Gorilla Glass Victus 2 |
| Oleophobic Coating | N/A |
| Curvature | Flat |
| Always-on Display | |
| Display Driver IC | N/A |
| Cover Display |
Platform (SoC)
| OS at Launch | Android 14, up to 2 major Android upgrades |
| Update Policy | 2 years |
| Chipset | Snapdragon 4 |
| CPU | Octa-core (2x2.2 GHz Cortex-A78 & 6x1.95 GHz Cortex-A55) |
| GPU | Adreno 613 |
| NPU/AI TOPs | 5 TOPS |
| ISP Features | Basic |
| Modem | Snapdragon X51 |
| 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 | 128GB |
| Storage Type | 128GB 6GB RAM |
| Storage Speed | UFS 2.2 |
| Expandable Storage | microSDXC (uses shared SIM slot) |
| Slot Type | microSD |
| USB OTG | |
| Filesystem Encryption | FIPS 140-2 |
Main Camera System
| Rear Cameras | 2 |
| Main Sensor | 50 |
| Main Sensor Size | 1/2.55" |
| Main Sensor Model | Samsung ISOCELL JN1 |
| Main Lens | f/1.8, 26mm |
| OIS | |
| Autofocus | PDAF |
| Pixel Binning | 4-in-1 |
| Ultrawide | 5MP, FOV: 120° |
| Telephoto | N/A |
| Macro | 2 |
| Depth/ToF/LiDAR | |
| Flicker/Color Sensors | N/A |
| Flash | Dual-LED |
| Video Resolution | 1080p |
| HDR/Dolby Vision Video | |
| Video Codecs | H.264, H.265 |
| Slow Motion | 1080p@120fps |
| Video Stabilization | EIS |
| Night Mode Features | |
| RAW/Pro Controls | N/A |
Selfie Camera
| Resolution | 8 |
| Sensor Size | 1/4" |
| Aperture | f/2.2 |
| AF/OIS | |
| Secondary Front Cam | |
| Front Flash | |
| Video | 1080p@30fps |
| HDR/Dolby Vision | N/A |
| Face Unlock | 2D |
Audio
| Loudspeakers | Yes, with stereo speakers |
| 3.5mm Jack | |
| Hi-Res Audio | |
| Spatial Audio / Dolby Atmos | |
| Microphones | 2 |
| Bluetooth Codecs | AAC, SBC |
| DAC/Amp | Integrated |
Connectivity
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Wi-Fi Features | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Bluetooth | 5.1 |
| NFC | |
| IR Blaster | |
| UWB | N/A |
| Positioning | GPS (L1+L5), GALILEO, GLONASS |
| Dual-Band GNSS | |
| FM Radio | |
| USB | USB Type-C 3.1 |
| Display Out | |
| eSIM Capacity |
Sensors
| Fingerprint Sensor | Fingerprint (Side-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) | 5000 |
| Type | 5000 mAh |
| Removable | |
| Endurance Rating | N/A |
| Wired Charging | 18 |
| 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 | |
| Battery Health Features | Basic |
Software
| OS at Launch | Android 14, up to 2 major Android upgrades |
| Update Window | 2 years |
| UI Skin / Launcher | N/A |
| Feature Drops | N/A |
| App Cloning | N/A |
| Game Mode | |
| Privacy Features | Basic |
| Accessibility | Basic |
| Satellite Messaging UI |
Miscellaneous
| In-Box Contents | charger, cable, 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!