The Ulefone Armor 21 is a balanced everyday device, powered by the Mediatek Helio G99 (6 nm), suited to light-to-moderate use, backed by a large 9,600 mAh battery for multi-day use (2023).
2023 · Mid-range · Android 13
Overall
A
Performance
A
Display
A
Battery
A+
Camera
A+
Charging
A
Software
A
ⓘ Grades compare this device against others in its own market segment (Mid-range), not against every device on the site.
⚡ Quick Specs
Size6.58" · 176 x 81.6 x 18.1 mm (6.93 x 3.21 x 0.71 in)
ChipsetMediatek Helio G99 (6 nm)
RAM8GB
Storage256GB
Main Camera64 MP · LED flash
⚖️ Compare With
✓︎ Pros
✓Exceptional 9,600 mAh battery — lasts 2+ days with typical use
✓Smooth Mediatek Helio G99 (6 nm) for daily use and light gaming
✓8GB of RAM — sufficient for smooth multitasking
✓64 MP main camera for sharp photos
✓Sharp 401 PPI screen
⊗ Cons
✗Heavy at 400g — noticeable in pocket over long periods
No, the Ulefone Armor 21 does not support 5G — it supports GSM / HSPA / LTE.
Yes, the Ulefone Armor 21 has NFC for contactless payments and pairing.
No, the Ulefone Armor 21 charges via cable only — no wireless charging.
Yes, up to 33W (33W wired).
The Ulefone Armor 21 is rated IP68/IP69K — IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) Drop resistant up to 1.5m MIL-STD-810H compliant Accessory connector (ulefone endoscope, microscope).
Yes, the Ulefone Armor 21 supports microSDXC expandable storage.
The Ulefone Armor 21 SIM configuration: Nano-SIM + Nano-SIM.
Yes, the Ulefone Armor 21 has a 3.5mm headphone jack.
Speaker setup: Yes (122dB).
The Ulefone Armor 21 ships with Android 13.
The Ulefone Armor 21 uses USB Type-C 2.0.
The Ulefone Armor 21 supports Wi-Fi 802.11 a/b/g/n/ac, dual-band.
