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Thermal Imaging, Night Vision, 8GB + 256GB, 6500mAh, 6.78-inch, Android 15, MediaTek Helio G99, Network: 4G, NFC
Ulefone Armor 25T features MediaTek Helio G99, 8GB + 256GB memory and storage, 6.78‑inch (diagonal), 6500mAh battery, Android 15. ThermoVue Thermal Imaging: The advanced ThermoVue sensor delivers real-time thermal monitoring and precise diagnostics for high-efficiency HVAC inspections, circuit analysis, and professional field maintenance. Advanced Triple Camera: A 64MP night vision sensor paired with a 50MP main camera ensures unrivaled clarity for documenting job sites and warehouses in both total darkness and bright daylight.
50MP+64MP Dual Camera
Supports 33W fast charging Supports 30W wireless charging Supports wireless reverse charging
6.78‑inch (diagonal)
8GB + 256GB physical memory and storage

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Ulefone Armor 25T features MediaTek Helio G99, 8GB + 256GB memory and storage, 6.78‑inch (diagonal), 6500mAh battery, Android 15.
The advanced ThermoVue sensor delivers real-time thermal monitoring and precise diagnostics for high-efficiency HVAC inspections, circuit analysis, and professional field maintenance.
A 64MP night vision sensor paired with a 50MP main camera ensures unrivaled clarity for documenting job sites and warehouses in both total darkness and bright daylight.
The 14GB RAM(8GB RAM + 6GB virtual RAM) and 256GB storage architecture, expandable to 2TB, provides the ultimate capacity for high-resolution thermal records and seamless multitasking in demanding work environments.
The adaptive Android 15 interface optimizes app compatibility and privacy controls to ensure a smooth, professional user experience for navigation and specialized technical applications.
Engineered to MIL-STD-810H and IP68/IP69K standards, this device combines a professional aesthetic with ultimate resilience against water, dust, and high-impact drops.
High-efficiency 33W wired and 30W wireless charging capabilities provide versatile power management for continuous operation during long shifts and intensive field inspections.
Unrivaled support for global 4G bands ensures stable, high-speed communication for business travel and remote site operations across diverse GSM networks.
Height: 177.4 mm. Width: 81.4 mm. Depth: 12.5 mm. Weight: 326 grams.
Integrated ThermoVue Thermal Imaging. Thermal Resolution: 160×120. Frame Rate: 25Hz. Pixel Pitch: 12μm. Sensitivity: <50mk. Measurable Temperature Range: -10°C to 550°C. Accuracy: ±3°C. Visualizes heat that is invisible to the naked eye, highlighting temperature contrasts.. Pre-install ThermoVue App.
6500mAh Battery. Built-in lithium-ion polymer battery. USB Type-C port. Supports 33W fast charging Supports 30W wireless charging Supports wireless reverse charging. Battery Life. Standby Time | Up to 487 Hours. Talk Time | Up to 48 Hours.
Splash, Water and Dust Resistant. Rated IP68 (maximum depth of 2.0 metres up to 30 minutes) under IEC standard 60529. Rated IP69K under IEC standard 60529. MIL-STD-810H Certification.
Review the detailed technical specifications and product photographs before selecting this model for your order. Ulefone Armor 25T offers 8GB + 256GB memory and storage. View the colour finishes and device angles in the gallery. Accessories shown in feature illustrations are optional unless listed in the package contents. Contact RuggedMaster to discuss wholesale quantities and the configuration required for your order.
Explore the Ulefone Armor 27T Pro+ rugged phone and review the official Ulefone Armor 25T specifications.
















| Size and Weight | |
|---|---|
| Height | 177.4 mm |
| Width | 81.4 mm |
| Depth | 12.5 mm |
| Weight | 326 grams |
| *Size and weight vary by configuration and manufacturing process. Actual measurements between individual products may vary. All specifications are subject to the actual product. | |
| Thermal Imaging | |
| Integrated ThermoVue Thermal Imaging | |
| Thermal Resolution | 160x120 |
| Frame Rate | 25Hz |
| Pixel Pitch | 12μm |
| Sensitivity | <50mk |
| Measurable Temperature Range | -10°C to 550°C |
| Accuracy | ±3°C |
| Visualizes heat that is invisible to the naked eye, highlighting temperature contrasts. | |
| Pre-install ThermoVue App | |
| *ThermoVue App support and maintenance provided by ThermoVue Co., Ltd, which should be used in Armor 25T. | |
| Charging and battery | |
| 6500mAh Battery | |
| Built-in lithium-ion polymer battery | |
| USB Type-C port | |
| Supports 33W fast charging Supports 30W wireless charging Supports wireless reverse charging | |
| Battery Life | |
| Standby Time | Up to 487 Hours |
| Talk Time | Up to 48 Hours |
| *Typical value. Actual capacity may vary slightly. This capacity is the nominal battery capacity. The actual battery capacity for each individual product may be slightly above or below the nominal battery capacity. | |
| *Non-removable battery. Removing the battery may cause damage to the device. | |
| *Use with original charger and data cable, the max charging power can reach 33W. The actual charging power will intelligently change with different scenarios, please refer to the actual use. *Under the Ulefone private protocol, the max wireless charging power is 30W, also compatible with Qi protocol with max 15W wireless charging. The actual charging power will intelligently change with different scenarios, please refer to the actual use. | |
| Rugged | |
| Splash, Water and Dust Resistant | |
| Rated IP68 (maximum depth of 2.0 metres up to 30 minutes) under IEC standard 60529 | |
| Rated IP69K under IEC standard 60529 | |
| MIL-STD-810H Certification | |
| *Armor 25T is splash, water, and dust resistant and was tested under controlled laboratory conditions with a rating of IP68 under IEC standard 60529 (maximum depth of 2.0 meters up to 30 minutes). | |
| *Charger and accessories are not water-resistant. | |
| *Splash, water and dust resistance are not permanent and might decrease as a result of normal wear. | |
| *Do not attempt to charge a wet Armor 25T. | |
| *Liquid damage not covered under warranty. | |
| Processor | |
| MediaTek Helio G99 | |
| CPU | MediaTek MTK6789 |
| CPU architecture | 2*Cortex-A76+6*Cortex-A55, 6nm process |
| CPU frequency | Octa Core, up to 2.2GHz |
| GPU | Arm Mali-G57 MC2 |
| Storage and RAM | |
| 8GB + 256GB | |
| RAM | 8GB large memory, LPDDR4X |
| Flash storage | 256GB phone storage, UFS 2.2 |
| microSD memory card Up to 2TB | |
| *Available storage and RAM are less than the total memory due to storage of the operating system and software pre-installed in the device. | |
| *The Virtual Memory Expansion can be activated in Settings and adds up to 6GB of RAM. Some software may not be compatible with this feature. | |
| *microSD card needs to be purchased separately. Recommended to use Class 10 memory cards, other memory cards are not guaranteed to be fully compatible. | |
| Display | |
| 6.78‑inch (diagonal) | |
| Punch-hole Display | |
| All-screen LCD Multi-Touch display with IPS technology | |
| 20.5 | 9, 1080 x 2460 FHD+ |
| 396 ppi | |
| Refresh rate | 120 Hz |
| Touch sampling rate | 240Hz |
| Corning® Gorilla® Glass Victus® | |
| Fingerprint-resistant oleophobic coating | |
| *With a rounded corners design on the display, the diagonal length of the screen is 6.78 inches when measured according to the standard rectangle (the actual viewable area is slightly smaller). | |
| *The resolution measured as a standard rectangle, with a rounded corners design, the effective pixels are slightly less. | |
| Rear Camera | |
| 50MP+64MP Dual Camera | |
| 50MP Main Camera, 1/1.31'' Ultra-large Lens | |
| Samsung S5KGN1 CMOS sensor, 1.2μm, 7 piece lens, FOV 85°, ƒ/1.95 large aperture, EIS | |
| 64MP Night Vision Camera | |
| OV64B1B CMOS sensor, ƒ/1.79 large aperture | |
| Photo resolution | up to 6912x9216 pixels |
| Video resolution | up to 2K |
| Dual LED Flash | |
| Rear camera photography features | |
| Normal mode, Night Vision Mode, Night Mode, Beauty Mode, 50MP Mode, Pro Mode, Portrait, Gif, Panorama, Slow Motion, Mono, Bokeh, QR Code | |
| AI, HDR, ZSD, Self timer, Volume key, Anti flicker, Shutter Sound, Location, Water Mark, Touch Capture, Gridlines, Reset | |
| Rear camera video features | |
| 2K recording | 30fps |
| 1080P recording | 30fps |
| 720P recording | 30fps |
| 480P recording | 30fps |
| *The actual photo and video resolution may vary depending on the shooting mode. | |
| *The camera software functions are subject to actual presence, some functions and names may vary depending on the software version. | |
| Front Camera | |
| 32MP selfie camera | |
| Samsung GD1 Sensor, 0.8µm, 5 piece lens, FOV 80.4°, ƒ/2.45 large aperture | |
| Front camera photography features | |
| Normal mode, Beauty Mode, Portrait, Gif, Mono | |
| ZSD, Self timer, Volume key, Anti flicker, Shutter Sound, Location, Water Mark, Touch Capture, Mirror, Gridlines, Reset | |
| Front camera video features | |
| 1080P recording | 30fps |
| 720P recording | 30fps |
| 480P recording | 30fps |
| *The camera software functions are subject to actual presence, some functions and names may vary depending on the software version. | |
| Underwater Photography | |
| Supports to take photos & video recording | |
| Supports to start/end operation underwater | |
| Supports to quickly switch shooting modes underwater | |
| Unlock Options | |
| Supports Fingerprint Unlock | |
| Side-Mounted Fingerprint, Integrate power key and fingerprint sensor together | |
| Capacitive Touch Sensor | |
| Response speed | Up to 0.1s |
| Supports the enrollment of 5 sets of fingerprint | |
| Supports Face Unlock | |
| Network | |
| Supports use of dual SIM cards from different carriers | |
| Both cards can access 4G connectivity simultaneously | |
| Dual Nano SIM; either card can be set as the primary card | |
| Supports 4G/3G/2G | |
| Supports VoLTE HD calling | |
| Supported network bands | |
| 4G Network | |
| LTE-FDD | B1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28A/28B/66/71 |
| LTE-TDD | B34/38/39/40/41 |
| 3G Network | |
| WCDMA | B1/2/4/5/6/8/19 |
| 2G Network | |
| GSM | B2/3/5/8 |
| CDMA | BC0/BC1/BC10 |
| *Dual 4G SIM requires the support of local telecom operator services, and may not be available in all regions. | |
| *Only supports single SIM for communication service, which means when one of the SIM cards is in calling, the other SIM card will not be able to connect. | |
| *Only certain regions and telecom operators support VoLTE. | |
| Connectivity | |
| WLAN | |
| Supports protocols | 802.11 a/b/g/n/ac |
| Supports 2.4G/5G | |
| Bluetooth | |
| Supports Bluetooth 5.2 | |
| Navigation and positioning | |
| Supports multiple positioning systems | |
| GPS | |
| GLONASS | |
| Galileo | |
| BEIDOU | |
| QZSS | |
| Supports Digital Compass | |
| NFC | |
| Supports Google Pay | |
| Supports Transit, Loyalty Cards, Gift Cards and Plane tickets | |
| *Supported by Google Pay, you should download Google Pay to use it. Google Pay available countries and regions please refer tohttps://pay.google.com/about | |
| Operating System | |
| Android 15 | |
| Pure Android System | |
| No ads | |
| Buttons | |
| Sensors | |
| Thermal Imaging sensor, Infrared sensor, NFC, Proximity sensor, Light sensor, Gravity sensor, Acceleration sensor, Geomagnetic sensor, Gyro sensor, Coulomb counter, Pedometer, Air pressure sensor | |
| Multimedia | |
| Video | MOV/MKV/3GP/MP4 |
| Audio | MID/FLAC/MKA/MP3/M4A/AAC/AMR/OGG |
| Image | GIF/JPEG/PNG/BMP |
| Ebook | TXT/HTML |
| Ports | |
| USB Type-C, USB 2.0 | |
| Card slot | |
| Three(3), Nano SIM + Nano SIM + microSD | |
| Notification Light | |
| Support, tri-color light, red/green/blue | |
| Supports charging prompt | |
| Language support | |
| Indonesian, Malay, Catalan, Czech, Danish, German, Estonian, English, Spanish, Filipino, French, Croatian, Italian, Latvian, Lithuanian, Hungarian, Dutch, Norwegian, Polish, Portuguese, Romanian, Slovak, Finnish, Swedish, Vietnamese, Greek, Turkish, Bulgarian, Russian, Serb, Ukrainian, Armenian, Hebrew, Urdu, Arabic, Persian, Hindi, Bengali, Thai, Korean, Burmese, Japanese, Simplified Chinese, Traditional Chinese | |
| In the box | |
| Armor 25T | |
| AC power charger (100~240V) | |
| Type-C to Type-C Data cable (100cm) | |
| Protective Film(Pre-installed) | |
| Tempered Glass Screen Protector | |
| SIM Needle | |
| Lanyard | |
| Multi-language User Manual | |
| Thermal Imaging User Manual Access Guide | |
| Multi Function Instruction Card | |
| Charging Instruction card | |
| Safety Prompt card | |
| Accesories Ecosystem Brochure | |
| Service Center Instructions | |
| Warranty card | |
| *The AC power charger's plug type varies according to your region, with optional standard EU/AU/US plugs available. | |
| *May vary in different market. Subject to the actual product. | |
| *The apperance of package and accessories may be different, but the function remain the same, please refer to the actual. | |
| Specifications | |
| The phone pictures and screen content on the above are for illustration only. The actual phone (including but not limited to appearance, color, size) and screen (including but not limited to background, UI, and graphics) may be slightly different. Please refer to the actual product. | |
| The data on the page are theoretical values from Ulefone lab based on specific test environment (see details at specific description). In actual use, there may be slight differences due to product differences, software versions, use conditions and environmental factors, so please refer to actual situation as final. | |
| The preceding specifications are theoretical values based on product design. Some features and specifications may vary across markets. To provide accurate product information, specifications, and features, Ulefone may make real-time adjustments to the preceding specifications, so that they match the product performance, specifications, indexes, and components of the actual product. Product information is subject to such changes and adjustments without notice. | |
| The Android® word mark and logos are registered trademarks owned by Google. | |
| The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. | |
| USB-Type C™ and USB-C™ are trademarks of USB Implementers Forum. | |
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No, direct online purchase is not acceptable now as we want to give our partner more profits at their side
Yes,we can send it to your directly,please just email us and get our latest quotation directly.
Yes,You can email us and we will send you our latest products catalogs to you
Yes,We accept OEM service. We have our own factory and excellent RD team, OEM is a part of our business, in addition, we offer ODM service, we would love to make good ideas happen.
Takes about 30 days for 500pcs OEM order after sample confirmed.
Hello, no, we do not supply any refurbished or reconditioned devices or produucts, if you are interested in our night vision products, you can send your dealer or distributor request information
no, we do not supply the military because our products do not meet military standards and are intended only for civil purposes such as hunting, security, monitoring and other civil fields.
For the civil interest, the customers can send the dealer or distributor request information