Ulefone Armor X31

Specifications

Warranty

2 years

Chipset

Helio G91 · TSMC 12FFC · up to 2 GHz

CPU cores

8 total (2 P + 6 E)

GPU

Mali-G52

RAM

6 GB

Storage

128 GB/2 TB

Display

6.56″ · 90 Hz

Screen-to-body ratio

72.5 %

Resolution

720 × 1612 · 20:9 · 269 ppi

Glass

front: Corning Gorilla Glass 5 · back: Corning Gorilla Glass 5

Dimensions

173.78 × 82 × 13.65 mm

Body volume

194.5 cm³

Color options

Classic Black, Few Orange, water, 12nm process CPU frequency: Octa Core, 90Hz, with a rounded corners design, FOV 79.1° ƒ, 1.8 large aperture, Normal Mode, Film Mode, 48MP Mode, Macro Mode, Night Mode, Document Correction, Group Photo, Ai Emoji, Gif, Portrait, Sports, Pro Mode, Panorama, Slow Motion, Time Lapse HDR, AI, Filters, Location Info, Watermark, Camera Mute, Touch Shooting, Self Timer, Grid Line, Volume Key Feature, Anti Flicker, Long Press, FOV 73.7° ƒ, 2.25 large aperture, AI Emoji, Portrait Filter, Mirror, 3G, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19 20, 25, 26, 28A, 28B, 32, 66, 71 TDD-LTE: B34, 38, 39, 40, 41 3G Network WCDMA: B1, 6, 19 2G Network GSM: B2, 8 CDMA: BC0, BC1, ac, b, g, n Supports 2.4G Wi-Fi, Loyalty Cards, pay.google.com, Gravity sensor, Light sensor, Acceleration sensor, Geomagnetic sensor, Gyro sensor, Pedometer, Air pressure sensor, NFC Multimedia Video MID, FLAC, MKA, MP3, M4A AAC, AMR, OGG, MP2 Audio MOV, MKV, 3GP, MP4 Image GIF, JPEG, PNG, BMP Ebook TXT, HTML Ports USB 2.0, tri-color light, red, green, Malay, Catalan, Czech, Danish, German, Estonian, English, Spanish, Filipino, French, Croatian, Italian, Latvian, Lithuanian, Hungarian, Dutch, Norwegian, Polish, Portuguese, Romanian, Slovak, Finnish, Swedish, Vietnamese, Greek, Turkish, Bulgarian, Russian, Serb, Ukrainian, Armenian, Hebrew, Urdu, Arabic, Persian, Hindi, Bengali, Thai, Korean, Burmese, Japanese, Simplified Chinese, but the function remain the same, color, UI, software versions, use conditions and environmental factors, specifications, and features, indexes

Battery

6,050 mAh · Li-Ion · 18 W wired · 50 W wireless · EU energy A

OS

Android 15

Weight

306 g

IP rating

IP68

5G

Yes

Biometrics

face unlock 2d

Connectivity

NFC · microSD

IR blaster

Yes

Wi-Fi

802.11a, 802.11ac, 802.11b, 802.11g, 802.11n

Bluetooth

v5.2 · AAC

USB

USB-C 2.0

SIM

Dual Nano SIM; either card can be set as th

GNSS systems

BeiDou, GLONASS, GPS, Galileo

Sensors

Compass, Proximity

Camera features

Face Detection · Flash · HDR · Macro · Night Mode · OIS · Panorama · Slow-motion · Time-lapse

Video recording

1080p30 · 720p30

Minimum updates (EU)

5 years EPREL

Repairability

2.9 / 10 EPREL

Cameras

Cellular bands

Available variants

• 6/128 GB

Sources and calculations

Chipset

Helio G91 ulefone-cz-phones · 2026-09-17 Source

RAM EU · 6 GB · 128 GB

6 GB ulefone-cz-phones · 2026-09-17 Source

Storage EU · 6 GB · 128 GB

128 GB ulefone-cz-phones · 2026-09-17 Source

Battery

6,050 mAh ulefone-cz-phones · 2026-09-17 Source

Display diagonal

6.56″ ulefone-cz-phones · 2026-09-17 Source

Display refresh rate

90 Hz ulefone-cz-phones · 2026-09-17 Source

IP rating

IP68 ulefone-cz-phones · 2026-09-17 Source

5G

Yes ulefone-cz-phones · 2026-09-17 Source

hasNfc

true ulefone-cz-phones · 2026-09-17 Source

hasMicroSdSlot

true ulefone-cz-phones · 2026-09-17 Source

Resolution

720 px ulefone-cz-phones · 2026-09-17 Source

Resolution

1,612 px ulefone-cz-phones · 2026-09-17 Source

os

Android 15 ulefone-cz-phones · 2026-09-17 Source

osVersion

Android 15 ulefone-cz-phones · 2026-09-17 Source

Rear camera · Main

48 Mpx ulefone-cz-phones · 2026-09-17 Source

Rear camera · Night vision

20 Mpx ulefone-cz-phones · 2026-09-17 Source

Rear camera · Macro

2 Mpx ulefone-cz-phones · 2026-09-17 Source

Front camera · Selfie

16 Mpx ulefone-cz-phones · 2026-09-17 Source

PPI

269 PPI calculated · 2026-09-27 Calculated

ppi = hypot(resolutionWidth, resolutionHeight) / displaySizeInches

Inputs: resolutionWidth=720, resolutionHeight=1612, displaySizeInches=6.56

launchYear

2025 curated-launch-dates · 2026-09-25 Source

launchMonth

4 curated-launch-dates · 2026-09-25 Source