Ulefone Armor 25T specifications and in-depth review

Ulefone Armor 25T

Manufacturer: Ulefone

The Ulefone Armor 25T is a rugged Android 14 smartphone built around a physically durable design, carrying an IP68 waterproof rating and a reinforced build intended for demanding environments. It features a 6.78-inch IPS LCD screen with a 1080 x 2460 resolution, 396 ppi pixel density, and a 120Hz refresh rate, protected by Gorilla Glass Victus. At 326 g and 12.5 mm thick, it is a substantial handset, though its dimensions reflect the hardware packed inside.

Under the hood, it runs on a MediaTek Helio G99 chipset built on a 6 nm process, paired with 6 GB of DDR4 RAM and 256 GB of internal storage, with support for external memory expansion. The main camera system uses a dual-lens setup with 64 MP and 50 MP sensors, and the front camera offers 32 MP. The battery comes in at 6500 mAh with 33W fast charging and an included charger. Connectivity covers 5G, Wi-Fi 5, Bluetooth 5.2, NFC, GPS with Galileo support, an infrared sensor, a barometer, and a 3.5 mm headphone jack.

Pros
  • IP68 waterproof rating combined with a rugged build makes it suited for use in wet or physically demanding conditions
  • The 6500 mAh battery provides a large energy reserve for extended use, supported by 33W fast charging and an included charger
  • Gorilla Glass Victus on the display adds meaningful drop and scratch resistance for a physically active use case
  • A dual-lens rear camera with 64 MP and 50 MP sensors, phase-detection autofocus, and a wide manual control set gives considerable shooting flexibility
  • 5G support with download speeds up to 650 Mbits/s, NFC, GPS with Galileo, an infrared sensor, and a barometer make for a well-rounded sensor and connectivity package
  • The 3.5 mm headphone jack and built-in radio offer wired audio and FM listening without relying on Bluetooth or adapters
Cons
  • At 326 g and 12.5 mm thick, the device is noticeably heavy and bulky for everyday carry
  • No wireless charging support despite the listed wireless charging speed spec, as the cable_less field confirms it is absent
  • Only 6 GB of RAM may limit sustained multitasking performance relative to the demands of Android 14
  • The USB port operates at USB 2.0 speeds, which restricts wired data transfer rates despite the Type-C connector
  • No optical image stabilization on the main camera can affect video and low-light photo quality
  • Stereo speakers are absent, limiting audio output to a single channel for media playback
Who is this for?

This phone is a practical fit for users who regularly work or spend time in physically demanding or outdoor environments, thanks to its IP68 waterproof rating and rugged build that can handle exposure to water and rough handling. The 6500 mAh battery with 33W fast charging makes it a reliable option for people who need long usage sessions away from a power source, such as field workers or outdoor enthusiasts. The inclusion of a barometer, GPS with Galileo, an infrared sensor, NFC, 5G, and a 3.5 mm jack also suits users who want a single device that covers a wide range of practical connectivity and sensing needs without sacrificing durability.

Who is this NOT for?

Users who prioritize a slim, lightweight handset for comfortable daily carry will find the 326 g weight and 12.5 mm thickness difficult to overlook, as the device is noticeably bulkier than typical consumer smartphones. Those who rely on wireless charging for daily convenience will be disappointed, as the feature is absent despite the listed wireless charging speed. The USB 2.0 transfer speeds and lack of optical image stabilization also make this a poor match for users who frequently transfer large files over cable or expect stable, sharp video footage from a handheld device without deliberate steadying.

Design:

water resistance Waterproof
weight 326 g
thickness 12.5 mm
width 81.4 mm
height 177.4 mm
volume 180.5045 cm³
Ingress Protection (IP) rating IP68
has a rugged build
can be folded

The Armor 25T has a rugged build with an IP68 waterproof rating, making it resistant to submersion and physical stress. It measures 177.4 × 81.4 mm with a thickness of 12.5 mm and a total volume of 180.5 cm³, weighing in at 326 g. The device does not have a folding form factor.

Display:

Display type LCD, IPS
screen size 6.78"
pixel density 396 ppi
resolution 1080 x 2460 px
refresh rate 120Hz
has branded damage-resistant glass
Gorilla Glass version Gorilla Glass Victus
supports HDR10
supports HDR10+
Always-On Display
supports Dolby Vision
Has a secondary screen
has a touch screen

The display is a 6.78-inch IPS LCD touchscreen with a resolution of 1080 x 2460 px and a pixel density of 396 ppi, paired with a 120Hz refresh rate for smooth on-screen motion. The panel is protected by Gorilla Glass Victus, offering a meaningful layer of scratch and impact resistance. HDR10, HDR10+, Dolby Vision, and Always-On Display are not supported, and there is no secondary screen.

Performance:

internal storage 256GB
RAM 6GB
Chipset (SoC) name Mediatek Helio G99
GPU name Mali G57
CPU speed 2 x 2.2 & 6 x 2 GHz
Geekbench 6 result (multi) 1979
Geekbench 6 result (single) 729
PCMark Work 3.0 performance benchmark 9028
GPU clock speed 950 MHz
Has integrated LTE
RAM speed 4266 MHz
semiconductor size 6 nm
Supports 64-bit
DirectX version DirectX 11
Has integrated graphics
OpenGL ES version 3.2
Uses big.LITTLE technology
CPU threads 8 threads
Uses HMP
Has TrustZone
maximum memory bandwidth 17.1 GB/s
OpenCL version 2
memory channels 2
eMMC version 5.2
maximum memory amount 12GB
CPU temperature 95 °C
GPU turbo 2133 MHz
Thermal Design Power (TDP) 5W
DDR memory version 4
shading units 32
supported displays 2

The device is powered by the MediaTek Helio G99, a 6 nm chipset with an 8-thread CPU configuration running at 2 x 2.2 GHz and 6 x 2 GHz using big.LITTLE and HMP architecture, paired with a Mali G57 GPU clocked at 950 MHz with a turbo speed of 2133 MHz. It comes with 6 GB of DDR4 RAM running at 4266 MHz across two memory channels, offering up to 12 GB maximum memory support and a peak bandwidth of 17.1 GB/s, alongside 256 GB of eMMC 5.2 internal storage. Benchmark results include a Geekbench 6 single-core score of 729, a multi-core score of 1979, and a PCMark Work 3.0 score of 9028. The chip supports integrated LTE, TrustZone security, 64-bit processing, DirectX 11, OpenGL ES 3.2, and OpenCL 2, with a TDP of 5W and a maximum CPU temperature rating of 95°C.

Cameras:

megapixels (main camera) 64 & 50 MP
wide aperture (main camera) 1.7 & 2f
Has a dual-lens (or multi-lens) main camera
megapixels (front camera) 32MP
has built-in optical image stabilization
video recording (main camera) 1440 x 30 fps
number of flash LEDs 2
has a BSI sensor
has a CMOS sensor
has continuous autofocus when recording movies
Has phase-detection autofocus for photos
supports slow-motion video recording
has a built-in HDR mode
has manual exposure
has a flash
optical zoom 0x
has manual ISO
has a serial shot mode
has manual focus
has a front camera
Has laser autofocus
Shoots 360° panorama
has manual white balance
shoots raw
has touch autofocus
has manual shutter speed
can create panoramas in-camera
wide aperture (front camera) 2.5f
Has a front-facing LED flash
has a dual-lens (or multi-lens) front camera
supports HDR10 recording
supports Dolby Vision recording
has a front-facing camera under the display
Has a RGB LED flash
has 3D photo/video recording capabilities

The main camera uses a dual-lens setup with 64 MP and 50 MP sensors, featuring apertures of f/1.7 and f/2 respectively, a CMOS sensor, phase-detection autofocus, touch autofocus, and continuous autofocus during video recording. It supports slow-motion video, HDR mode, burst mode, panorama, and a range of manual controls including exposure, ISO, focus, and white balance, though optical image stabilization, laser autofocus, manual shutter speed, RAW capture, 360° panorama, and HDR10 or Dolby Vision recording are not available. Video recording tops out at 1440p at 30 fps, and two flash LEDs are present on the rear. The front camera offers 32 MP at f/2.5 with a single lens and no front-facing flash or under-display placement.

Operating system:

Android version Android 14
has clipboard warnings
has location privacy options
has camera/microphone privacy options
has Mail Privacy Protection
has theme customization
can block app tracking
blocks cross-site tracking
has on-device machine learning
has notification permissions
has media picker
Can play games while they download
has dark mode
has Wi-Fi password sharing
has battery health check
has an extra dim mode
has focus modes
has dynamic theming
can offload apps
Has customizable notifications
has Live Text
has full-page screenshots
supports split screen
gets direct OS updates
has PiP
Can be used as a PC
Has sharing intents
has a child lock
Supports widgets
Is free and open source
Has offline voice recognition
has voice commands
Tracks the current position of a mobile device
is a multi-user system
has Quick Start

The device runs Android 14 and includes a broad set of privacy controls, covering clipboard warnings, location privacy options, camera and microphone access management, and app tracking blocking, though Mail Privacy Protection and cross-site tracking blocking are absent. Customization is well covered through theme customization, dynamic theming, dark mode, extra dim mode, and customizable notifications, while productivity features include split-screen multitasking, Picture-in-Picture, full-page screenshots, a media picker, widgets, sharing intents, and the ability to play games while downloading. Offline voice recognition, voice commands, on-device machine learning, phone tracking, multi-user support, child lock, and battery health check are all present. OS updates do not come directly from the vendor, and focus modes, Wi-Fi password sharing, app offloading, and Quick Start are not supported.

Battery:

battery power 6500 mAh
has wireless charging
Supports fast charging
charging speed 33W
wireless charging speed 30W
comes with a charger
has a removable battery
has a battery level indicator
has a rechargeable battery

The Armor 25T is equipped with a 6500 mAh rechargeable battery that supports 33W fast charging, and a charger is included in the box. Wireless charging is not supported, and the battery is not removable. A battery level indicator is present to help monitor remaining charge.

Audio:

has a socket for a 3.5 mm audio jack
has stereo speakers
has aptX
has LDAC
has aptX HD
has aptX Adaptive
has aptX Lossless
Has a radio

The device includes a 3.5 mm headphone jack and a built-in radio, offering wired audio connectivity and FM listening without additional accessories. Stereo speakers are not present, and high-quality Bluetooth audio codecs including aptX, aptX HD, aptX Adaptive, aptX Lossless, and LDAC are all absent.

Connectivity & Features:

has 5G support
Wi-Fi version Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
SIM cards 2 SIM
Bluetooth version 5.2
has an external memory slot
Has USB Type-C
USB version 2
has NFC
download speed 650 MBits/s
upload speed 150 MBits/s
Has a fingerprint scanner
has emergency SOS via satellite
has crash detection
is DLNA-certified
has a gyroscope
supports ANT+
Has a heart rate monitor
has GPS
has a compass
supports Wi-Fi
Has an infrared sensor
has an accelerometer
has a cellular module
Has a barometer
has an HDMI output
Uses 3D facial recognition
Has an iris scanner
Stylus included
supports Galileo
Has motion tracking
Has optical tracking
Has a built-in projector

The device supports 5G connectivity with download speeds of up to 650 Mbits/s and upload speeds of up to 150 Mbits/s, and accommodates two SIM cards alongside an external memory slot. Wireless connectivity covers Wi-Fi 5 (802.11ac), Bluetooth 5.2, and NFC, while the USB port is Type-C running at USB 2.0 speeds. On the sensor side, it includes a fingerprint scanner, GPS with Galileo support, a gyroscope, accelerometer, compass, barometer, and an infrared sensor. Features such as crash detection, satellite SOS, ANT+, a heart rate monitor, DLNA certification, 3D facial recognition, iris scanner, HDMI output, motion tracking, optical tracking, and a built-in projector are all absent.

Miscellaneous:

has a video light
Has sapphire glass display
Has a curved display
Has an e-paper display

The device includes a video light for illumination during video recording. The display is flat rather than curved, and neither sapphire glass nor an e-paper screen are featured.

Final Verdict

The Ulefone Armor 25T is a rugged smartphone built around a clear and consistent purpose: reliable operation in environments where a standard handset would struggle. Its IP68 waterproofing, rugged construction, and 6500 mAh battery form the backbone of a device clearly aimed at field use, outdoor work, and extended off-grid scenarios, and the broad sensor suite — barometer, infrared, GPS with Galileo, NFC, and 5G — adds genuine utility beyond basic communication. Trade-offs exist, particularly around bulk, wired transfer speeds, and the absence of wireless charging, which means it is not a device for every type of user. For those whose priority is durability and sustained uptime in demanding conditions, however, the Armor 25T delivers a well-specified and purposeful package that holds together consistently across its feature set.

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