The Ulefone Armor 28 Ultra is a capable upper-mid-range device, powered by the Mediatek Dimensity 9300+ (4 nm) that comfortably covers most everyday use cases, backed by a large 10,600 mAh battery for multi-day use (2025).
2025 · Upper-mid-range · Android 15
Overall
A
Performance
A+
Display
C+
Battery
A
Camera
B+
Charging
A+
Software
B+
ⓘ Grades compare this device against others in its own market segment (Flagship), not against every device on the site.
⚡ Quick Specs
Size6.67" · 174.2 x 83.6 x 19.4 mm (6.86 x 3.29 x 0.76 in)
ChipsetMediatek Dimensity 9300+ (4 nm)
RAM16GB
Storage1TB
Main Camera50 MP · Quad-LED flash
⚖️ Compare With
✓︎ Pros
✓Exceptional 10,600 mAh battery — lasts 2+ days with typical use
✓Flagship-grade Mediatek Dimensity 9300+ (4 nm) — handles any app or game
✓16GB of RAM — plenty for heavy multitasking and keeping many apps open
✓6.67" OLED/AMOLED display with deep blacks and vibrant colours
✓3.5mm headphone jack for wired audio without adapters
⊗ Cons
✗Heavy at 450g — noticeable in pocket over long periods
USB Type-C 3.2 Gen2, Display Port 1.4, OTG, accessory connector pins
🔊 Sound
3.5mm Jack
Yes
Loudspeaker
Yes
Radio
Wireless FM radio, RDS, recording
❓ Frequently Asked Questions
Yes, the Ulefone Armor 28 Ultra supports 5G connectivity.
Yes, the Ulefone Armor 28 Ultra has NFC for contactless payments and pairing.
Yes, the Ulefone Armor 28 Ultra supports wireless charging (120W wired, PPS, 40% in 10 min 50W wireless, 35% in 30 min 10W reverse wired).
Yes, the Ulefone Armor 28 Ultra can wirelessly charge other devices.
Yes, up to 120W (120W wired, PPS, 40% in 10 min 50W wireless, 35% in 30 min 10W reverse wired).
The Ulefone Armor 28 Ultra is rated IP68/IP69K — IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 2m for 30 min) Drop resistant up to 2m MIL-STD-810H compliant Accessory connector (ulefone endoscope, microscope).
Yes, the Ulefone Armor 28 Ultra supports microSDXC expandable storage.
The Ulefone Armor 28 Ultra SIM configuration: Nano-SIM + Nano-SIM.
Yes, the Ulefone Armor 28 Ultra has a 3.5mm headphone jack.
Speaker setup: Yes.
The Ulefone Armor 28 Ultra ships with Android 15.
The Ulefone Armor 28 Ultra uses USB Type-C 3.2 Gen2, Display Port 1.4, OTG, accessory connector pins.
The Ulefone Armor 28 Ultra supports Wi-Fi 802.11 a/b/g/n/ac/6/7, tri-band.
