Ulefone Armor 28 Ultra

The Ulefone Armor 28 Ultra is a rugged powerhouse designed for extreme conditions. Announced in February 2025 and officially released on March 17, 2025, this smartphone is built to withstand the harshest environments while offering flagship-level performance. Featuring 5G connectivity, a massive 10,600mAh battery, a powerful triple-camera system, and an AMOLED display with a secondary rear screen, the Armor 28 Ultra is the ultimate device for adventurers, field workers, and tech enthusiasts who demand durability without compromise.

Durability & Design

Ulefone has established itself as a leader in rugged smartphones, and the Armor 28 Ultra is no exception.

Key Durability Features:

• IP68/IP69K certified: Dust-tight and resistant to high-pressure water jets.
• MIL-STD-810H compliance: Built to withstand extreme temperatures, shocks, and drops up to 2 meters.
• Drop-resistant: Engineered to survive accidental falls.
• Accessory connector: Supports Ulefone’s endoscope and microscope for specialized use cases.
• Weight & Build:
• 450g – Hefty but solid for rugged use.
• Nano-SIM + Nano-SIM for dual-network support.

Display

The Ulefone Armor 28 Ultra features a 6.67-inch AMOLED display that provides vivid colors and high brightness for outdoor visibility.

Display Highlights:

• Resolution: 1080 x 2400 pixels (~395 ppi) for crisp visuals.
• 120Hz refresh rate for smooth navigation.
• 2200 nits peak brightness for excellent readability under sunlight.
• Gorilla Glass Victus protection for scratch and impact resistance.

Secondary Rear Display:

• 1.04-inch AMOLED mini-screen.
• Resolution: 340 x 340 pixels, 500 nits brightness.
• Purpose: Displays notifications, time, battery, and quick controls.

Performance

The Armor 28 Ultra is a performance beast, powered by MediaTek’s flagship Dimensity 9300+ (4nm) chipset.

Hardware & Performance:

• Octa-core CPU:
• 1x 3.4GHz Cortex-X4
• 3x 2.85GHz Cortex-X4
• 4x 2.0GHz Cortex-A720
• Immortalis-G720 MC12 GPU for smooth gaming and graphics processing.
• 1TB UFS 4.0 storage + 16GB RAM for fast performance and ample storage.
• Dedicated microSDXC slot for expandable storage.
• Android 14 (upgradable to Android 15) with optimized software experience.

Camera System

The Ulefone Armor 28 Ultra is designed for photography in any condition, featuring a powerful triple-camera setup.

Rear Camera System:

• 50MP (f/1.9, wide) dual-pixel PDAF for sharp, detailed shots.
• 64MP (f/1.8, night vision) with 4 infrared lights for clear images in complete darkness.
• 50MP (f/2.2, 117° ultrawide) for expansive shots.
• Quad-LED flash, HDR, panorama support.
• Video Recording:
• 8K @ 30fps for ultra-high-resolution videos.
• 4K @ 30/60fps for cinematic quality.
• 1080p @ 30/60fps with gyro-EIS for smooth footage.

Selfie Camera:

• 50MP (f/2.5, wide) for high-resolution selfies.
• 1080p @ 30fps video recording.

Battery Life & Charging Speed

One of the Armor 28 Ultra’s biggest strengths is its massive 10,600mAh battery, ensuring days of usage on a single charge.

Battery & Charging Highlights:

• 120W wired charging:
• 40% charge in just 10 minutes.
• 50W wireless charging:
• 35% charge in 30 minutes.
• 10W reverse wired charging:
• Can charge other devices like a power bank.

Advanced Connectivity & Smart Features

Equipped with cutting-edge connectivity features, the Armor 28 Ultra supports 5G and a variety of global positioning systems.

Connectivity & Network:

• 5G, LTE, CDMA, GSM, HSPA, CDMA2000 for global network support.
• Wi-Fi 7 tri-band for ultra-fast internet speeds.
• Bluetooth 5.4 (A2DP, LE) for seamless pairing.
• GPS, GALILEO, GLONASS, QZSS, BDS, NavIC for precise navigation.
• Infrared port for remote control functionality.
• Wireless FM radio (RDS & recording).
• USB Type-C 3.2 Gen2 with DisplayPort 1.4 for fast data transfer and video output.

Sensors & Additional Features:

• Side-mounted fingerprint sensor for quick unlocking.
• Accelerometer, gyro, barometer, proximity, compass for enhanced tracking and usability.
• Accessory connector pins for Ulefone’s ecosystem (endoscope, microscope, etc.).

Conclusion

The Ulefone Armor 28 Ultra is the ultimate smartphone for professionals, adventurers, and outdoor enthusiasts. Combining military-grade durability, a flagship processor, a massive battery, and a versatile camera system, this device is perfect for those who need power and endurance in extreme conditions. If you want a rugged phone without compromising on performance, the Armor 28 Ultra is your best bet in 2025.