New Release Updated: Mar 2026

Ulephone Armor 21

$315 (Expected Price)

Reviewed by the MobGadgets Tech Team

We analyze specs, compare pricing, and aggregate real-world data to bring you unbiased mobile reviews. Learn how we test.

Display 6.58" AMOLED

Processor Helio G99

Battery 9600mAh

RAM & Storage 256GB storage, microSDXC

Full Specs

Should you buy the Ulephone Armor 21?

Reasons to Buy

Massive 6000 mAh battery life
Large 6.7" display for media
Excellent value at $315

Reasons to Avoid

May be bulky due to large battery
Average camera performance in low light

Full Specifications

Network Technology: GSM / HSPA / LTE

Launch Announced: 2023, May 30 Status: Available. Released 2023, May 30

Body Dimensions: 176 x 81.6 x 18.1 mm (6.93 x 3.21 x 0.71 in) Weight: 400 g (14.11 oz) SIM: Nano-SIM + Nano-SIM - : 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)

Display Type: IPS LCD, 120Hz Size: 6.58 inches, 104.3 cm² (~72.6% screen-to-body ratio) Resolution: 1080 x 2408 pixels, 20:9 ratio (~401 ppi density) Protection: Mohs level 4

Platform OS: Android 13 Chipset: Mediatek Helio G99 (6 nm) CPU: Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) GPU: Mali-G57 MC2

Memory Card slot - microSDXC (dedicated slot) Internal: 256GB 8GB RAM

Main Camera Dual: 64 MP, f/1.9, (wide), 0.8µm, PDAF
24 MP, f/1.8, (night vision), 2 infrared night vision lights Features: LED flash, HDR, panorama Video: 4K@30fps, 1080p@30fps

Selfie camera Single: 16 MP, f/2.2, (wide), 1.0µm Video: 1080p@30fps

Sound Loudspeaker : Yes (122dB) 3.5mm jack : Yes

Comms WLAN: Wi-Fi 802.11 a/b/g/n/ac, dual-band Bluetooth: 5.2, A2DP, LE Positioning: GPS, GLONASS, GALILEO, BDS NFC: Yes Infrared port: Yes Radio: Stereo FM radio, RDS, recording USB: USB Type-C 2.0

Features Sensors: Fingerprint (side-mounted), accelerometer, proximity, compass, gyro, barometer

Battery Type: Li-Po 9600 mAh Charging: 33W wired

Misc Colors: Black Price: About 280 EUR

EU LABEL Energy: Class B Battery: 89:48h endurance, 1000 cycles Free fall: Class A (270 falls) Repairability: Class C

Frequently Asked Questions

With its Dimensity 6300 chipset and 6GB of RAM, it handles everyday tasks and moderate gaming efficiently, though extremely graphic-intensive games may require lower settings.

Yes, to complement its massive 6000 mAh battery, it features standard fast charging capabilities to get you back up and running quickly.