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Ulefone Smartphone Comparison - August 2025
| 1 Best Choice  9.7Exceptional | 2  9.5Excellent |
| View DealOn Amazon | View DealOn Amazon |
ModelUlefone Armor 21 Android 14 Unlocked Rugged Phone, 122dB Loudest Speaker, MTK G99 16GB + 256GB Outdoor Rugged Smartphone,64MP Main Cam + 24MP Night Vision Cam, 6.58" FHD+, 9600mAh, IP68 Dual SIM | Model Ulefone Armor X31 Pro 5G Rugged Smartphone (2025), 16GB+256GB/2TB SD, MTK Dimensity 6300 64MP Main Cam + 25MP Night Vision Cam, 6050mAh 6.56" 120Hz Android 14 Phone Dual SIM Independent Flashlight |
BrandUlefone | Brand Ulefone |
Reviews | Reviews - |
Available On | Available On |
Our Top 2 Picks
Here are the top 2 recommended products with more information to help you find the right product for you
9.7
1Ulefone10% OffUlefone Armor 21 Android 14 Unlocked Rugged Phone, 122dB Loudest Speaker, MTK G99 16GB + 256GB Outdoor Rugged Smartphone,64MP Main Cam + 24MP Night Vision Cam, 6.58" FHD+, 9600mAh, IP68 Dual SIM
Main highlights- Super Camera: Armor 21 comes with a 64MP Sony IMX686 main sensor, which is quite big in size of 1/1.7" photosensitive element and supports 4-in-1 1.6μm large pixels. The upgraded third generation infrared night vision camera brings higher 24MP pixels, It enables you to shoot great, clear photos in low light and night scenes, and is a nice assistant for some night shooting, wildlife observation and other outdoor activities. And 16MP selfie camera.
- Special Function: Customized connector to link accessories like endoscope(uSmart E02), microscope (uSmart C01), and more improves the stability during the use. Armor 21 is professional for broader fields and industries. (*Expansion devices require additional purchases.) And it have IR remote control feature, Armor 21 turns into an universal remote for televisions, air conditioners, or other appliances compatible with IR remotes.
- MediaTek Helio G99 Soc Android 14 OS: MediaTek Helio G99 chipset brings 8-core CPU, 2.2GHz frequency extremely fluid and smooth experience, no matter for long time gaming or multi-tasking. Android 14 OS- New permission system provides more safer, private environment.
- Infinite Halo: Light plays an important role in our lives. It delivers energy and emotional value for us. The Armor 21 rugged phone with Infinite halo can injects unlimited energy for you. Different mood enables different halo mode, you are the owner of your halo. Whether partying with friends, playing in the pool or doing outdoor activities, the speaker with infinite halo takes relaxed feelings to next level!
- 9600mAh Mighty Battery: Reject battery anxiety but enjoy extended battery life brought by ultra-large 9600mAh capacity. In some low battery emergencies, reverse charging feature recovers your watches, smartphone or earphones. Supports 33W fast charging and Dock Charging. (*The dock charger sold separately.)
- 6.58" FHD+ 120Hz Fluid Display: Armor 21 unlocked phone sports a 6.58-inch FHD+ screen with resolution of 1080 x 2408. 120Hz extra-high refresh rate and 240Hz touch sampling rate make it extremely sensitive for task processing, browsing, game playing. Fine display and operation fluency immerse yourself in it.
- 4G Dual SIM & Warranty: Ulefone Armor 21 with global 4G frequency bands, 3-card slots supports two sim cards and sd card simultaneously. It can work with GSM WCDMA and LTE in most carriers such as T-mobile, Metro PCS &etc. But Not compatible with AT&T or Cricket and CDMA Carriers like Straight Talk,U.S. Cellular, Boost,Cricket Wireless,Sprint and Verizon.
- 360° Protection: Armor 21 certified by IP68/IP69K, MIL-STD-810H standard survives water submersion into 1.5m deep, invasion of dust and dirt, drops from 1.5m high, extreme low or high temperature. And a portable sharp tool for reckless work under harsh working conditions such as railways, mines, electric power, petrochemicals, and construction.
- 3.5W Peak Wattage&122dB Max Loudness: Up to 36mm in diameter and bulky 11.5 CC in sound cavity, this 122dB full frequency shock speaker plays extra-loud sound with 3.5W huge power, offering unprecedented super loud HiFi quality sound.And all-new notifications tones are tailored for Armor 21! Distinctive from any previous models, special Armor 21 encounters unique you.
- 16GB + 256GB + 2TB Expansion: The Armor 21 phone with base memory of 8GB RAM and 256GB ROM, but the ulefone 21 outdoor smartphone with RAM expansion technology, you can get additional 8GB virtual RAM via the settings, up to 16GB of memory. In addition, it also supports a microSD card with up to 2TB.
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9.5
2Ulefone
Ulefone Armor X31 Pro 5G Rugged Smartphone (2025), 16GB+256GB/2TB SD, MTK Dimensity 6300 64MP Main Cam + 25MP Night Vision Cam, 6050mAh 6.56" 120Hz Android 14 Phone Dual SIM Independent Flashlight
Why we love it
Rugged design for extreme conditions.
Expandable storage up to 2TB.
Long-lasting 6050mAh battery.
Main highlights- 【Support NFC/Fingerprint ID】: With 3 card slots (1x Nano SIM + 1x Nano SIM + 1x microSD), the Armor X31 Pro android phone supports 5G 5G/4G/3G/2G Dual SIM Dual Standby. Use a variety of built-in functions, including ️NFC function, ️Fingerprint, ️Face ID, ️GPS, ️Custom key, ️FM radio, ️FM radio, ️3.5mm headphone jack, ️Notification LED, ️Exclusive Service Center App and more. ️Not compatible with AT&T, Cricket or CDMA carriers such as Sprint & Verizon.
- 【IP68/IP69K Waterproof, Shockproof, Dustproof】: The robust Ulefone Armor X31 Pro 5G unlocked phones is IP68/IP69K waterproof and can be worked up to 2 meters deep and underwater for up to 30 minutes; shockproof, it drops from a height of 2 meters without causing damage; dustproof, protects it from dust, dirt and sand.
- 【64MP Main Camera + 25MP Night Vision Camera + 16MP Front Camera】: With the Ulefone Armor X31 Pro 5G cell phone, you can capture sharp photos every moment with the 64MP main camera, equipped with a Sony IMX682 sensor. The 25MP night vision camera allows you to easily navigate and capture targets in dimly lit or non-lit areas. The 16MP front camera helps to make your selfies an eye, and the underwater mode allows you to take photos and videos underwater, even when swimming or diving.
- 【6050 mAh Battery + 18W Fast Charge】: Equipped with a strong 6050 mAh battery, the Armor X31 Pro 5G mobile phone offers an impressive 336 hours standby time, 34 hours talk time and 25 hours of music playback. Fast charging with 18W and the recharge function allows you to charge other devices and makes your phone a portable power bank.
- 【5G MTK Dimensity 6300, Android 14, 16GB + 256GB/2TB】: The Ulefone Armor X31 Pro 5G phone is equipped with MediaTek Dimensity 6300 Octa-Core 2.4GHz processor and uses Android 14 to provide a smooth and low-delay experience. Provides up to 16GB RAM (8GB RAM + 8GB virtual RAM) and 256GB ROM, expandable to 2TB with a microSD card to make downloading and sharing a breeze.
- 【120 Lumen Flashlight + Google Lens Support】: Luminate your world with the independent 120 lumen flashlight, perfect for evening adventures or working in dimly lit environments. Google Lens support turns your camera into a smart tool for instant translation, searching for similar images, and identifying plants and animals.
Our ranking system
At BestChoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
