Specifications Table
| Specification | Detail |
|---|---|
| Brand | Ulefone |
| Model | Armor 21 |
| Operating System | Android 14 |
| Display | 6.58″ FHD+ 120Hz (1080×2408) |
| Processor & RAM | MediaTek Helio G99, 16GB RAM (8GB + 8GB virtual RAM) |
| Storage | 256GB (expandable up to 2TB with microSD) |
| Cameras | Front: 16MP / Rear: 64MP main + 24MP night vision |
| Connectivity | WiFi, Bluetooth, NFC, 4G, Dual SIM |
| Ports & Sensors | USB-C, 3.5mm audio jack, fingerprint sensor, face recognition, IR Blaster |
| Battery | 9600mAh, 33W fast charging (4.5h), reverse charging, up to 39h talk time |
| Dimensions & Weight | 6.93 x 3.21 x 0.71 inches, 14.1 ounces |
| Additional Features | IP68/IP69K water and dust resistance, 122dB loudspeaker, rugged build, customizable Halo LED |
| Customer Ratings | 4.3 out of 5 ⭐ (based on +30 reviews) |
| Price | Approximately $300🏷️ |
Key Features
🔋 Monster Battery: 9600mAh capacity provides up to 39 hours of talk time and 522 hours of standby. Fast charge (33W) and reverse charging supported.
📸 Night Vision Camera: 24MP night vision camera for capturing clear shots in complete darkness.
🎶 Loud 122dB Speaker: The loudest phone speaker on the market, great for outdoor environments and noisy settings.
🌍 Extreme Durability: Certified with IP68/IP69K and MIL-STD-810H, it survives water, dust, and drops from up to 1.5 meters.
⚡ High Performance: Powered by the MediaTek Helio G99 octa-core processor with 16GB of RAM for smooth multitasking and gaming.
📱 Immersive 120Hz Display: 6.58″ FHD+ screen with 120Hz refresh rate for fluid visuals, perfect for gaming and video streaming.
Pros and Cons
👍 Large battery capacity: Can last multiple days without recharging.
👍 Rugged design: Built to withstand extreme conditions, making it perfect for outdoor work or adventure.
👍 Night vision camera: Allows for photos in complete darkness, useful for low-light situations.
👎 Heavy and bulky: Weighs 14.1 ounces, making it significantly heavier than most smartphones.
👎 Limited carrier compatibility: Not compatible with AT&T, Verizon, or other CDMA carriers in the U.S.
👎 Fingerprint sensor issues: Some users report inconsistency with the fingerprint sensor.
Ulefone Armor 21 Customer Reviews
See what users are saying about the Ulefone Armor 21:
bifi2010 (5.0 out of 5): “Heavy, but the battery lasts 2-3 days. The loudspeaker is perfect for construction sites.”
NailFee (5.0 out of 5): “The photos are beautiful, and the sound quality is excellent. Fast delivery.”
Masuch Michael (4.0 out of 5): “Very loud speaker, but I wish it could go quieter at the lowest volume. Otherwise, very happy.”
Sven Ernert (5.0 out of 5): “Bought it for the battery and speaker. Both are impressive. Very happy with the purchase.”
Fabian (1.0 out of 5): “The night vision camera has issues. Also, the fingerprint sensor doesn’t work well.”
General Reviews
The Ulefone Armor 21 delivers an unparalleled rugged smartphone experience, positioning itself as an ideal choice for users who prioritize durability, functionality, and long battery life. Having tested the phone in various conditions, I can confidently say that this device is built like a tank, ready to take on whatever the environment throws at it. Right out of the box, its weight is the first thing that stands out—hefty at 14.1 ounces, but reassuringly solid. This is a phone that inspires confidence for outdoor professionals, adventure enthusiasts, and those who simply need a phone that won’t break under pressure.
One of the most striking features of the Armor 21 is its battery life. Equipped with a massive 9600mAh battery, I was able to go for nearly three days of moderate use before needing a charge, which is exceptional for a smartphone of this caliber. Whether you’re hiking, camping, or simply working long shifts without access to a charger, the longevity of this battery ensures that you won’t be stranded with a dead phone. Plus, the addition of 33W fast charging means that even when you do need to top up, you’ll be back in action within just a few hours.
The camera system is another standout, particularly the 24MP night vision camera. I tested this in a completely dark setting, and while it may not offer the crispest images compared to daytime shots, it performs impressively well for its niche use. For anyone working in low-light conditions or simply needing to capture moments when the sun is down, this feature is invaluable. The main camera, a 64MP shooter, is also no slouch, offering clear and vibrant photos in well-lit settings, though it might not rival flagship cameras in terms of finesse.
Let’s talk about the 122dB loudspeaker. It’s possibly one of the loudest I’ve ever encountered in a smartphone. This feature will shine in outdoor environments where background noise is constant, such as construction sites or bustling outdoor settings. During my tests, I found that the sound quality holds up well even at high volumes, though it does lose a bit of clarity when pushed to its absolute max. Still, for outdoor gatherings or just blasting music while on the go, this speaker will not disappoint.
Performance-wise, the Armor 21 doesn’t lag behind. Powered by the MediaTek Helio G99 processor and boasting 16GB of RAM (including virtual memory), it breezes through daily tasks, from web browsing to gaming. Running the latest Android 14 out of the box is a plus, offering better privacy features and smoother overall functionality. However, for those who are used to super sleek devices, the weight and bulk of the Armor 21 could be a downside, as it’s not exactly pocket-friendly or ideal for one-handed use.
In terms of durability, the phone’s ruggedness is unmatched. It has certifications for both IP68 and IP69K, meaning it can handle submersion in water, resist dust, and survive drops from up to 1.5 meters. I tested it with a few drops, and not a scratch was left on the device. It also performs in extreme temperatures, making it a great option for those working in harsh conditions like construction, mining, or outdoor adventures. The Halo LED feature, which doubles as a notification system and customizable light show, adds a nice touch of personality to an otherwise tough device.
Overall, the Ulefone Armor 21 is a niche powerhouse. It excels in areas where durability, battery life, and outdoor usability are essential. While its weight and size may be drawbacks for some, it’s a small price to pay for a phone that is built to last. If you’re in the market for a smartphone that can handle anything from rugged job sites to weekend camping trips, the Armor 21 is worth every penny.
