Umidigi G100x

Name: Umidigi G100x
Brand: Umidigi

Display6.9" 720 x 1640 pixels (~260 ppi density)

ChipsetMediatek Helio G81 (12 nm)

Main camera32MP

Battery5200 mAh

5.4GoSolo score

ReviewMore Umidigi

Network

Technology

GSM / HSPA / LTE

2G bands

GSM 850 / 900 / 1800 / 1900

3G bands

HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100

4G bands

1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 38, 40, 41, 66

Speed

HSPA, LTE

Launch

Announced

2026

Status

Available

Body

Dimensions

171 x 78 x 8.1 mm (6.73 x 3.07 x 0.32 in)

Weight

193 g (6.81 oz)

Build

Glass front, plastic back, plastic frame

SIM

Nano-SIM + Nano-SIM

Display

Type

IPS LCD, 120Hz

Size

6.9 inches, 113.1 cm2 (~84.8% screen-to-body ratio)

Resolution

720 x 1640 pixels (~260 ppi density)

Platform

Android 15

Chipset

Mediatek Helio G81 (12 nm)

CPU

Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)

GPU

Mali-G52 MC2

Memory

Card slot

microSDXC (uses shared SIM slot)

Internal

128GB 4GB RAM

Main Camera

Modules

32 MP, (wide) Auxiliary lens

Features

LED flash

Video

1080p@30fps

Selfie Camera

Module

8 MP, (wide)

Features

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

Radio

FM radio

USB

USB Type-C, OTG

Features

Sensors

Fingerprint (side-mounted), accelerometer, proximity, compass

Battery

Type

5200 mAh

Misc

Colors

Sand Black, Sand Silver, Sand Green

GoSolo Score Breakdown

Design62

Display67

Performance41

Camera52

Battery58

Value54

GoSolo Verdict

The Umidigi G100x is a 6.9-inch budget phone that prioritizes battery size and basic durability over modern performance, using a 2020-era chipset paired with 4GB RAM and a soft 720p display. It's competent for calls, messaging, and light apps, but slow for games and anything demanding—a work phone or backup device rather than a daily driver in 2026.

Strengths · 4

5200 mAh battery lasts two full days on light use, a genuine comfort for travelers and field work
Side-mounted fingerprint is responsive and more reliable than in-display sensors at this price
Thin and light at 193g and 8.1mm, pocketable without feeling cheap—glass front gives it a solid feel
Dual SIM and microSD expansion keep you flexible on networks and storage without sacrificing one for the other

Trade-offs · 3

Helio G81 is three generations old and noticeably slow; everyday tasks stutter, apps take time to open, and gaming is not realistic
720p display at 260ppi on a 6.9-inch screen is soft and dated—text reads blurry compared to 1080p phones at this price in 2026
4GB RAM guarantees stutters when juggling more than a few apps; multitasking is a patience test