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Ulefone Armor X31 Rugged Smartphone with Android 15, MediaTek Helio G91, 6GB+128GB, 6050mAh, 48MP + 20MP Night Vision Triple Cameras, 6.56″ 90Hz Display
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Original price was: $449.99.$299.99Current price is: $299.99.
Why You’ll Love It?
[A practical screen for daily use] The 6.56-inch 90Hz display gives navigation, messages and reference material a comfortable viewing area.
[Camera tools for changing light] A 48MP main camera and 20MP infrared night-vision camera handle ordinary photos and dark scenes, with macro photography for close subjects.
[An uncomplicated work phone] Helio G91, 6GB physical RAM and 128GB storage power everyday Android apps and local files.
[Useful battery capacity] The 6,050mAh battery supports 18W wired charging, suited to work calls, route planning and daily use.
[Conveniences that travel with you] Dual-SIM 4G, NFC, navigation, torch and infrared remote control complement the IP68/IP69K rugged body.
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RUGGEDZONE.COM is an authorized distributor on all brands we sell. As an authorized distributor we have extensive knowledge and insight about the products and can provide you with the necessary education for using the products. Also as an authorized dealer this will give you a peace of mind knowing that you have a full warranty on all the products that you buy from us.
Two Years Warranty
We double all 2-year manufacturer warranty’s and take care of everything for you. No waiting on hold with the manufacturer.
2-year warranty and 100% authentic products
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Expert Optinion For Your Selection
Score Breakdown
-
Night Vision & Low-Light Imaging - 88%
88%
-
Battery & Charging - 86%
86%
-
Rugged Protection & Field Use - 93%
93%
-
Performance & Connectivity - 85%
85%
-
Portability & Everyday Comfort - 92%
92%
89%
Who Should Buy It?
Best for: security teams, wildlife observers and field users who need infrared imaging after dark.
Not ideal for: casual users who will not regularly use its specialist hardware; a simpler rugged phone may offer better value.
Quick buying question: Is the Ulefone Armor X31 Rugged Smartphone right for you? Do you need to document people, wildlife or equipment in near-total darkness? Compare night-vision rugged phones.
Based on manufacturer specifications, current RuggedZone catalog data and RuggedZone’s rugged-device evaluation criteria. This is an editorial score, not a customer-review average.
Pros
- Infrared night-vision camera supports low-light field documentation without relying on normal scene lighting
- 6,050mAh battery with 18W fast charging
- IP68/IP69K/MIL-STD-810H rugged protection
- MediaTek Helio G91 with 6GB RAM and 128GB storage
- 90Hz display plus 20MP night-vision camera
Cons
- 4G-only connectivity may be limiting for buyers who specifically need a 5G device
- Specialist hardware offers the best value only when its dedicated field features will be used regularly
- Camera, battery and performance results vary with lighting, signal strength, temperature and workload
Ulefone Armor X31: Everyday Rugged, Ready After Sunset
Ulefone Armor X31 is a rugged 4G phone for buyers who want a readable screen and useful cameras for everyday work. The 6.56-inch display gives messages and navigation more room than a compact handset. Infrared night vision adds a different way to record a dark scene. With familiar Android apps and practical outdoor features, the phone fits a routine built around communication, moving between places and getting small jobs done.
The 90Hz screen keeps scrolling comfortable when you read a guide or follow a route. It is a sensible size for a buyer who wants a smartphone workspace rather than a tiny backup handset. For example, keep a repair reference on screen while taking a normal photo for your notes. That mix of viewing and recording makes the X31 useful during hands-on projects at home or on a work visit.
Helio G91, 6GB physical RAM and 128GB storage focus the hardware on common Android tasks. Compatible microSD expansion gives additional room for files and media. Storage-based memory expansion is not extra physical RAM. In addition, dual-SIM 4G capability can help with separate services when your regional network supports the phone. Our 4G rugged phones provide other choices around this familiar connectivity setup.
Practical tools for work and weekends
The 6,050mAh battery supports 18W wired charging, providing a useful reserve for the everyday screen and app routine. Runtime varies with brightness, signal and camera activity, so it is better to think about your own usage than rely on standby hours. Meanwhile, downloading a route before a trip and reducing unnecessary background activity can make a working phone more convenient in areas with uneven coverage.
Ulefone Armor X31 uses a 48MP main camera and a separate 20MP infrared night-vision camera. The latter records dark surroundings using infrared illumination; it does not detect heat. Macro photography covers close subjects, while the torch provides nearby visible light. Its infrared remote-control function is also separate from the camera. These are useful extras when a daily phone regularly accompanies you outside or into a dim workspace.
This model suits buyers who want the larger X31 screen size with straightforward 4G Android functionality. NFC, navigation and rugged IP68/IP69K protection complete the practical picture. If a 5G platform and faster-refresh screen are more relevant, compare Ulefone Armor X31 Pro. Choose the standard version for the daily jobs you actually do rather than treating every Pro feature as essential.
Ulefone Armor X31: practical questions
Is the screen the same size as X31 Pro?
Yes. Both use a 6.56-inch display. This standard X31 has a 90Hz refresh rate; the Pro has 120Hz.
What is the night-vision camera useful for?
It records a dark scene using infrared light, useful for after-dark visual records. It does not produce a thermal heat map.
Can I keep maps and files offline?
Yes. Store them in the 128GB internal storage or on a supported microSD card, subject to the app’s own offline-download options.
Color: Classic Black/ Few Orange/ Lightsome Green
Size and Weight
Charging and battery
| Standby Time | Up to 336 Hours |
| Talk Time | Up to 34Hours |
Splash, Water and Dust Resistant
Processor
Storage and RAM
Display
Rear Camera
| 2K recording | 30fps |
| 1080P recording | 30fps |
| 720P recording | 30fps |
| 480P recording | 30fps |
Front Camera
| 1080P recording | 30fps |
| 720P recording | 30fps |
| 480P recording | 30fps |
Underwater Photography
Sensors
Multimedia
| Video | MID/FLAC/MKA/MP3/M4A AAC/AMR/OGG/MP2 |
| Audio | MOV/MKV/3GP/MP4 |
| Image | GIF/JPEG/PNG/BMP |
| Ebook | TXT/HTML |
Ports
Card slot
Notification Light
SAR
Language support
In the box
Network
In the box
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Ulefone Armor X31 Rugged Smartphone with Android 15, MediaTek Helio G91, 6GB+128GB, 6050mAh, 48MP + 20MP Night Vision Triple Cameras, 6.56" 90Hz Display
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Discover Ulefone Rugged Smartphones Built for Real-World Challenges
Ulefone is a globally recognized rugged smartphone manufacturer known for developing durable mobile devices designed for demanding environments. Since its establishment, the brand has focused on combining advanced mobile technology with exceptional durability, creating smartphones that perform reliably in outdoor, industrial, travel, and professional applications. Ulefone’s product portfolio is centered around its popular Armor Series, which has earned a strong reputation among users who require dependable devices beyond ordinary consumer smartphones.
Unlike traditional phones that prioritize slim designs over durability, Ulefone focuses on practical performance. Its devices are engineered to withstand water, dust, drops, vibration, and harsh weather conditions while still delivering modern smartphone features such as high-performance processors, large batteries, advanced camera systems, 5G connectivity, thermal imaging technology, and night vision capabilities. Today, Ulefone products are used by outdoor enthusiasts, field technicians, construction professionals, travelers, emergency personnel, and everyday users seeking greater reliability from their mobile devices.
| Detail Specs | |
|---|---|
| MODEL: | Ulefone Armor X31 |
| Color | Classic Black / Few Orange / Lightsome Green |
| Operating System | Android 15 |
| CPU | MediaTek Helio G91 |
| CPU Architecture | 2× Cortex-A75 + 6× Cortex-A55 |
| Process Technology | 12nm |
| CPU Frequency | Up to 2.0GHz |
| GPU | Arm Mali-G52 |
| RAM | 6GB |
| Storage | 128GB |
| External Storage | microSD up to 2TB |
| Display Size | 6.56-inch |
| Display Type | IPS LCD |
| Resolution | 720 × 1612 HD+ |
| Refresh Rate | 90Hz |
| Brightness | Up to 800 nits |
| Protection Coating | Oleophobic coating |
| Battery Capacity | 6050mAh |
| Charging | 18W wired charging |
| Standby Time | Up to 336 hours |
| Talk Time | Up to 34 hours |
| Rear Camera System | 48MP + 20MP + 2MP |
| Main Camera | 48MP OV48B2Q |
| Night Vision Camera | 20MP Sony IMX350 |
| Macro Camera | 2MP |
| Front Camera | 16MP Samsung S5K3P8SP |
| Rear Video Recording | 2K / 1080p / 720p / 480p @30fps |
| Front Video Recording | 1080p / 720p / 480p @30fps |
| SIM Type | Dual Nano SIM |
| Network | 4G / 3G / 2G |
| VoLTE | Supported |
| Wi-Fi | 802.11 a/b/g/n/ac |
| Bluetooth | Bluetooth 5.2 |
| NFC | Supported |
| Navigation | GPS / GLONASS / Galileo / Beidou |
| Digital Compass | Supported |
| USB Port | USB Type-C |
| USB Version | USB 2.0 |
| Headphone Jack | 3.5mm supported |
| Waterproof Rating | IP68 / IP69K |
| Military Standard | MIL-STD-810H |
| Fingerprint Unlock | Not specified / Face unlock supported |
| Face Unlock | Supported |
| Underwater Photography | Supported |
| Sensors | Proximity / Gravity / Light / Acceleration / Geomagnetic / Gyro / Pedometer / Air pressure / NFC |
| Audio Formats | MP3 / FLAC / AAC / AMR / OGG |
| Video Formats | MP4 / MKV / MOV / 3GP |
| Image Formats | JPEG / PNG / GIF / BMP |
| Card Slot | Nano SIM + Nano SIM + microSD |
| Dimensions | 173.78 × 82 × 13.65 mm |
| Weight | 305.5 g |
| Factory Warranty | 2 Years |
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Ulefone Armor X31 Rugged Smartphone with Android 15, MediaTek Helio G91, 6GB+128GB, 6050mAh, 48MP + 20MP Night Vision Triple Cameras, 6.56" 90Hz Display
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