- Tough & Rugged Devices
- Rugged Devices
- Ulefone
- Ulefone Armor 28 Ultra
Ulefone Armor 28 Ultra
The Ulefone Armor 28 Ultra is a rugged smartphone designed for tough conditions, succeeding the Armor 27 series. It is also known as Ulefone Armor 28 Ultra Thermal due to it combination of both night and thermal imaging sensor. It features IP68/IP69K and Mil-STD-810H certifications, making it dustproof, water-resistant (up to 2 meters for 30 minutes), and drop-resistant (up to 2 meters onto concrete).
The phone has a 6.67-inch AMOLED display with 1080 x 2400 pixels resolution, a 120Hz refresh rate, and up to 2200 nits of peak brightness. It also includes a secondary rear display and scratch-resistant glass.
Under the hood, the Amor 28 Ultra is powered by the flagship Mediatek Dimensity 9300+ chipset, an octa-core Cortex-X4 processor that is pegged with Immortalis-G720 MC12 GPU for optimal performance. It also have a 16GB of RAM and 512GB of storage which is expandable up to 2TB via a microSD card.
The camera system features a 50MP main sensor, 50MP ultrawide lens, a 64MP night vision camera with dual IR LEDs, and a 256x192px thermal lens by ThermoVue Pro. The front camera is 50MP, used for selfie and video chatting activities.
On the connectivity wing, the device supports 5G network, Bluetooth 5.4, WiFi 6and 7, NFC, and USB Type-C. Navigation includes A-GPS (HD L1+L5), GLONASS, and BeiDou. It also has a side-mounted fingerprint scanner, accelerometer, and proximity sensor.
The Armor 28 Ultra has a 10600mAh battery with 120W wired fast charging, 50W wireless charging, and a 5W reverse charging. It is available in black, and run on Google Android 14 out of the box. The full specifications and features of the Ulefone Armor 28 Ultra are contained in the table below.
Full Specifications
Details
| Launch This refers to the date when this device was officially introduced into the market. | Announced 2024, September / Released 2024, November |
| Brand / Model These are key identifiers that indicate the manufacturer or company that produces this smartphone, and the specific model of the phone. |
Ulefone / Armor 28 Ultra - Also known as Ulefone Armor 28 Ultra Thermal Edition |
Network Technology
| 2G Bands 2G refers to the second generation of cellular technology and includes various frequency bands for basic voice and text communication. |
GSM Band 850 / 900 / 1800 / 1900 - SIM 1 and SIM 2 - CDMA 800 / 1900 |
| 3G Bands 3G refers to the third generation of cellular technology, encompassing different frequency ranges for faster data speeds, mobile internet, and multimedia capabilities. |
HSDPA Band 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - CDMA2000 1x |
| 4G Bands 4G refers to the fourth generation of cellular technology, operating in specific frequency bands to provide significantly faster data speeds, supporting high-definition video streaming and advanced applications. | LTE Band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66, 71 |
| 5G Bands 5G refers to the fifth generation of cellular technology, utilizing a wide range of frequency bands, including sub-6 GHz and millimeter wave, to deliver ultra-fast data speeds, low latency, and connectivity for innovations like IoT and augmented reality. | 5G Band 1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79 SA/NSA/Sub6 |
Body
| Ruggedity This indicates the device's durability and ability to withstand harsh conditions or impacts. It is a very popular term used with tough or rugged phones. IP68/IP69K are international ratings that measure a smartphone's resistance to dust and water. MIL-STD-810H is a military standard that sets criteria for the environmental and durability testing of electronic devices. It means this device has undergone various tests to demonstrate its resilience in challenging conditions, such as extreme temperatures, humidity, vibration, and shock. |
IP68 / IP69K / Mil-STD-810H - Dust / Water resistant up to 2m for 30 min / drop-to-concrete resistance from 2m |
| Dimensions / Weight: This refers to the physical size and weight of the device, measured in millimeter (mm) and grams (g) respectively. | 174.2 x 83.6 x 19.4 mm / --- |
| SIM SIM stands for "Subscriber Identity Module." It is a small card, typically inserted into a slot in a mobile phone, that contains important information for connecting the device to a mobile network. SIM cards can come in various sizes, including standard SIM, micro SIM, nano SIM, or even electronic (eSIM), depending on the phone's design. | Dual SIM (Nano-SIM, dual stand-by) |
Display
| Screen Display refers to the screen or visual interface of the device. It includes details such as screen size, resolution, and technology (e.g., LCD, OLED, AMOLED). |
6.67-inches / AMOLED touch screen / 120Hz refresh / 2200 nits - Secondary rear display |
| Resolution Screen Resolution refers to the number of pixels that make up the display screen and is typically expressed as a combination of horizontal and vertical pixel counts (e.g., 1920 x 1080, 2560 x 1440, or 3840 x 2160). The screen resolution determines the level of detail and sharpness of the visual content displayed on the smartphone's screen. Higher resolutions generally result in crisper and more detailed images and text | 1080 x 2400 pixels / 20:9 aspect ratio / 395 PPI |
| Features Camera features encompass various functionalities and capabilities that enhance the device's photography and videography experience. These features can include Optical Image Stabilization (OIS) Panorama, HDR, Ai Mode, Night Mode, Portrait Mode, etc. | Scratch resistant glass |
Platform
| OS This is the Operating System. It refers to the software platform that runs on the smartphone and manages the device's hardware and software resources. Common smartphone operating systems include Android (developed by Google), iOS (developed by Apple). | Google Android 14 |
| Chipset This refers to the integrated circuit that serves as the device's central processing unit (CPU). It plays a pivotal role in the smartphone's performance, speed, and energy efficiency. |
Mediatek Dimensity 9300+ (4 nm) - Octa-core (1x3.25 GHz Cortex-X4 & 3x2.85 GHz Cortex-X4 & 4x2.0 GHz Cortex-A720) - Immortalis-G720 MC12 GPU |
| Memory This encompasses two components: storage capacity and RAM (Random Access Memory). Storage capacity, typically measured in gigabytes (GB) or terabytes (TB), dictates how much internal space is available for apps, files, and media storage. RAM, measured in gigabytes (GB), is temporary memory crucial for multitasking and app performance, with more RAM generally leading to smoother operation and faster task-switching capabilities. | 16GB RAM + 512GB ROM (UFS 3.1) / SD-card support up to 2TB (uses dedicated slot) |
Camera
| Main The main camera, also known as the rear camera, is the primary camera on the back of the smartphone. It is typically used for capturing photos and videos in various scenarios and is often the more powerful and versatile camera on the device |
Triple cameras: - Main: 50MP, PDAF, F/1.9 - Ultrawide: 50MP - Night Vision: 64MP, dual IR Illumination LED - Thermal Lens: 256x192px by ThermoVue Pro |
| Selfie The selfie camera, also known as the front-facing camera, is the camera on the front of the smartphone, primarily used for capturing selfies and video calls | 50MP selfie camera, No LED flash |
| Features Camera features encompass various functionalities and capabilities that enhance the device's photography and videography experience. These features can include Optical Image Stabilization (OIS) Panorama, HDR, Ai Mode, Night Mode, Portrait Mode, etc. | 4K/1080p@30fps video recording / LED Flash |
Communications
| Connectivity This encompasses the device's ability to connect and communicate with other devices and networks. It includes features such as cellular connectivity, Wi-Fi, Bluetooth, NFC (Near Field Communication), and USB connectivity options. | Bluetooth 5.4 A2DP / WiFi 2.4G-5G, WiFi 6/7 / USB Type-C / NFC |
| Navigation Navigation refers to the device's ability to determine and display location information and provide directions to users. This functionality is usually powered by Global Positioning System (GPS) technology. | A-GPS (HD L1+L5), GLONASS, BeiDou |
| Sensors This refers to the various built-in sensors that enable the device to gather information from its environment and interactions. Common sensors found in rugged smartphones may include fingerprint sensor, light sensor, barometer sensor among others. | Fingerprint scanner (side), accelerometer, proximity |
Battery and Others
| Battery This section refers to the device's power source and its related specifications. This typically includes details such as the battery capacity, measured in milliampere-hours (mAh) or watt-hours (Wh), and it charging details. |
Li-Po 10600mAh, non-removable - 120W fast charging - 50W wireless charging - 10W reverse charging |
| Others This is a catch-all category that includes various additional features, specifications, or capabilities that don't fall under the major categories like display, camera, memory, or connectivity. | Color: Black |
Disclaimer Note:
These specifications were entered manually, hence we CANNOT guarantee 100% accuracy. Also, that your device is listed on this website DOES NOT call for reckless usage! It is crucial to exercise due diligence, as we cannot be held responsible for any damage to your device due to overconfidence in it built quality.
Looks superb as a phone but Ulefone havent confirmed they will offer any Andoid OS upgrades over the life of this phone. Once Android 14 goes EOL in October 2026, no more security updates. Not good enough these days – and not good enough to use with my work.