Realme C75x

Name: Realme C75x
Brand: Realme

Display6.67" 720 x 1604 pixels

ChipsetMediatek Helio G81 Ultra (12 nm)

Main camera50MP

Battery5600 mAh

5.7GoSolo score

ReviewMore Realme

Network

Technology

GSM / HSPA / LTE

2G bands

GSM 850 / 900 / 1800 / 1900

3G bands

HSDPA 850 / 900 / 2100

4G bands

1, 3, 5, 7, 8, 20, 28, 38, 40, 41

Speed

HSPA, LTE

Launch

Announced

2025, March 07

Status

Available

Body

Dimensions

165.7 x 76.2 x 8 mm (6.52 x 3.00 x 0.31 in)

Weight

196 g (6.91 oz)

SIM

Nano-SIM + Nano-SIM

Durability

IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 2m for 60 hours) Drop resistant up to 1.8m MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions

Display

Type

IPS LCD, 120Hz, 500 nits (typ), 625 nits (HBM)

Size

6.67 inches, 107.2 cm2 (~84.9% screen-to-body ratio)

Resolution

720 x 1604 pixels, 20:9 ratio (~264 ppi density)

Protection

ArmorShell glass

Platform

Android 15, Realme UI 6.0

Chipset

Mediatek Helio G81 Ultra (12 nm)

CPU

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

GPU

Mali-G52 MC2

Memory

Card slot

microSDXC (dedicated slot)

Internal

128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM

Main Camera

Modules

50 MP, f/1.8, (wide), 1/2.88", PDAF

Features

LED flash, panorama

Video

1080p@30fps

Selfie Camera

Module

5 MP, f/2.2, (wide), 1/5"

Features

Panorama · 1080p@30fps

Comms

WLAN

Wi-Fi 802.11 a/b/g/n/ac, dual-band

Bluetooth

5.0, A2DP, LE

Positioning

GPS, GALILEO, GLONASS, QZSS, BDS

NFC

Radio

Unspecified

USB

USB Type-C 2.0

Features

Sensors

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

Battery

Type

5600 mAh

Misc

Colors

Coral Pink, Oceanic Blue

GoSolo Read / what it means5 takeaways

performance

Helio G81, 8 cores at 2.0 GHzHandles everyday apps and lighter games smoothly, but will struggle with demanding titles or heavy multitasking.

display

120Hz, 625 nits peak brightnessScrolling is smooth and the screen stays readable in strong sunlight, though bright outdoor use will still require some angle adjustment.

battery

5600 mAh, about 1.5 to 2 days light useA full day of moderate use (messaging, social media, calls) is realistic; heavy video streaming or gaming will cut that in half.

durability

IP66, IP68, IP69 rated, 7.99mm thinCan survive submersion and high-pressure water jets, so casual splashes and brief accidental dunks pose no risk.

storage

128GB internal, microSD expandableYou can hold a moderate app library and media collection; for heavy users, a microSD card adds extra storage without cost.

GoSolo Score Breakdown

Design69

Display67

Performance41

Camera60

Battery58

Value57

GoSolo Verdict

The Realme C75x is a lean midrange phone for everyday users who value durability and all-day battery life over raw power. It delivers a sharp 120Hz display, a hefty 5600 mAh battery, and IP68 ruggedness in a light 196g frame, but the entry-level Helio G81 and 720p resolution mean it won't handle demanding games or fine detail.

Strengths · 4

IP68/IP69 rating with MIL-STD-810H compliance, plus 1.8m drop resistance—genuine peace of mind in a $319 phone
5600 mAh battery easily lasts a full day of moderate use, and the lightweight 196g design means you won't tire carrying it
120Hz IPS LCD with 625 nits peak brightness keeps scrolling smooth and screen readable in direct sun
Dedicated microSD slot lets you add storage without sacrificing a SIM, a rarity at this price now

Trade-offs · 3

720p resolution on a 6.67-inch screen yields only 264 ppi—text and photos lack the sharpness you'd expect from a 2025 midrange phone
Helio G81 is entry-level even for its tier; only light games and everyday apps run comfortably, anything demanding will stutter or lag
No charging speed listed in the spec sheet, and at this price and capacity, 45W would be ordinary at best—likely a slow charge cycle