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The Ulefone Armor X31 is a rugged unlocked smartphone featuring a powerful MediaTek Helio G91 processor paired with 12GB RAM and 128GB storage, running the latest Android 15. It boasts a versatile quad-camera system including a 48MP main sensor and 20MP night vision camera, perfect for low-light and underwater photography. Built tough with IP68/IP69K waterproof, shockproof, and dustproof certifications, it’s designed for outdoor professionals and adventurers. The 6.56-inch HD+ display with 90Hz refresh rate and Corning Gorilla Glass offers durability and smooth visuals. A massive 6050mAh battery with fast and reverse charging ensures all-day usage without compromise.



















| ASIN | B0DXK8LJJS |
| Additional Features | Dual SIM, Rugged Body, Supports Usb Otg, Versatile LED Light, Water Resistant |
| Average Battery Life Talk Time | 34 Hours |
| Battery Average Life | 5 years |
| Battery Capacity | 6050 Milliamp Hours |
| Battery Description | Lithium-Polymer |
| Battery Power | 6050 Milliamp Hours |
| Best Sellers Rank | #140,374 in Cell Phones & Accessories ( See Top 100 in Cell Phones & Accessories ) #2,988 in Cell Phones |
| Biometric Security Feature | Fingerprint Recognition |
| Brand | Ulefone |
| Built-In Media | AC power charger (100~240V), Lanyard, SIM Tray Ejector, Screen Protector, Type-C to Type-C Data cable (100cm) |
| Cellular Technology | 4G |
| Color | Black |
| Connectivity Technology | Bluetooth, Infrared, NFC, USB, Wi-Fi |
| Connector Type | USB Type C |
| Customer Reviews | 4.0 out of 5 stars 50 Reviews |
| Display Pixel Density | 396 Pixels Per Inch (PPI) |
| Display Resolution Maximum | 720 x 1612 HD+ Pixels |
| Display Type | LCD |
| Flash Memory Supported Size Maximum | 2 TB |
| Form Factor | Touch Screen |
| Frame Rate | 30 fps |
| Front Photo Sensor Resolution | 16 MP |
| GPS Geotagging Functionality | True |
| Headphones Jack | 3.5 mm |
| Human-Interface Input | Touchscreen |
| Item Dimensions | 6.84 x 3.23 x 0.54 inches |
| Item Height | 0.54 inches |
| Item Weight | 301 Grams |
| Manufacturer | Ulefone |
| Material Features | Temperature Resistant |
| Memory Storage Capacity | 128 GB |
| Model Year | 2025 |
| Number of Front Cameras | 1 |
| Number of Rear Facing Cameras | 4 |
| Operating System | Android 15 |
| Phone Talk Time | 34 Hours |
| Processor Series | MediaTek Helio |
| Processor Speed | 2 GHz |
| RAM Memory Installed | 12 GB |
| Rear Facing Camera Photo Sensor Resolution | 48 MP |
| Refresh Rate | 90 Hz |
| Resolution | 720 x 1612 |
| SIM Card Slot Count | Dual SIM |
| Screen Size | 6.56 Inches |
| Shooting Modes | Night Mode |
| Sim Card Size | Nano |
| Specific Uses For Product | Camping, Construct, Outdoor |
| Supported Satellite Navigation System | BeiDou, GLONASS, GPS, QZSS |
| Video Capture Resolution | 2K |
| Warranty Description | 1 Year Warranty |
| Water Resistance Level | Waterproof |
| Wireless Network Technology | GSM |
| Wireless Provider | Unlocked |
H**G
Best Memory and Battery power
Better and more memory than any iPhone or android unless you want to spend $2,000
K**N
UleFone
This phone is amazing!! Camara quality is good, it's responsive, cool pictures, good storage, and the feel of the phone is really good 10/10!! I'm will definitely buy this phone again.
A**R
Very good phone
Very awesome phone battery is very long lasting tough case and fast processing power and very good price
K**C
Perfect for bike and moto navigation!
Up front, I bought this phone only for a very specific purpose: offline bicycle and motorcycle navigation. For that purpose, I am beyond impressed. The phone looks and feels great. It feels premium to hold and use. It's responsive and quick. The screen gets super bright for outdoor use. The GPS works great with all the navigation apps I have used with it and the battery life has been phenomenal. I've also found myself using and appreciating some of the more unique features like the super-bright LED flashlight, the FM radio, and the IR blaster. All of these are useful features for me when I'm out on the road on a bike. So while I can't speak to the normal stuff you see on phone reviews like cell service or camera quality, for my purposes this device is beyond perfect. Highly recommend!
J**Y
Super tough phone screen but not waterproof
I've had speaker problems ever since first week I used it. for sum reason. If its in the same room as the water like if I take to bathroom. its like it draws it in the speaker... It works perfectly fine 6 days out 7 the week but I can't hear a thing on its bad day out the week. Sounds like been dunked in water.. I can say the phone it's self is very durable. I shoulda broken this screen long time ago but she's not got a crack one in her. Could be one of the best phones I've ever had if it weren't for the speaker problems
R**D
Verizon
Verizon does not support the smart phone. It says it does, but it doesn’t. But it is a great phone. You can do a lot of stuff with it if you find the right carrier.
S**A
Great phone
I had originally purchased another phone and immediately hated it. I returned it quickly. My husband said try this brand. So I did and instantly loved it. It is durable and the battery keeps for a full 8hours of watching shows on my phone or listening to music. It came with a screen protector already on it plus an extra in the case. The sound is amazing. I recommend this product fully.
S**T
Ulefone Armor X31
This is a good quality smartphone. It has plenty of storage and you can take good quality photos. Only negative is that battery cannot be replaced/swapped for a new battery.
Trustpilot
3 days ago
1 month ago