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Realme C100 vs Xiaomi Poco M8x

What C100 does better (5) and where Poco M8x wins (5) — every spec side by side.

Realme C100
Realme · 2026C100
6.9Score
5 advantages≈ $220
vs
Xiaomi Poco M8x
Xiaomi · 2026Poco M8x
7.2Score
5 advantages≈ $210
Higher score
7.0Display6.5
3.9Performance5.0
4.1Camera4.6
8.8Battery9.0
5.5Features5.5
Dimensions

Size comparison

C100Poco M8x
78.2 × 166.88.978.4 × 170.18.8
C100Poco M8xDifference
Height166.8 mm170.1 mm−3.3 mm
Width78.2 mm78.4 mm−0.2 mm
Thickness8.9 mm8.8 mm+0.1 mm
Weight224 g232 g−8 g

Drawn to the same scale from the official dimensions (front and side).

Why is C100 better than Poco M8x?

  1. Storage (max)256 GB vs 128 GB2×
  2. Refresh rate144 Hz vs 120 Hz+20%
  3. Weight224 g vs 232 g+4%
  4. Wi-Fi standardWi-Fi 5 vs Wi-Fi 4+25%
  5. Bluetooth5.3 vs 5.1+4%

Why is Poco M8x better than C100?

  1. AnTuTu score478,510 vs 624,021+30%
  2. Battery capacity7,000 mAh vs 7,900 mAh+13%
  3. Geekbench 6 (multi-core)2,081 vs 2,230+7%
  4. Selfie camera5 MP vs 8 MP+60%
  5. Process6 nm vs 4 nm+50%
Specifications

Side by side

Realme C100Realme C100≈ $2206.9
Xiaomi Poco M8xXiaomi Poco M8x≈ $2107.2
Design
Weight224 g232 g
Thickness8.9 mm8.8 mm
Height166.8 mm170.1 mm
Width78.2 mm78.4 mm
FramePlasticPlastic
BackPlasticPlastic
Ingress protectionIP64IP64
Water resistance (IPx)IPx4IPx4
Glass protectionCorning Gorilla GlassCorning Gorilla Glass 7i
ColoursBlooming Purple, Sprouting GreenLeather Green, Black, Blue
Display
Screen size6.8″6.9″
PanelIPS LCDIPS LCD
OLED panelNoNo
Resolution (width)720 px720 px
Resolution (height)1,570 px1,600 px
Pixel density254 ppi254 ppi
Refresh rate144 Hz120 Hz
Peak brightness900 nits—
Screen-to-body ratio86.7%86.2%
Performance
ChipsetMediatek Dimensity 6300Qualcomm Snapdragon 4 Gen 5
Chip makerMediaTekQualcomm
Process6 nm4 nm
CPU cores88
CPU frequency2.4 GHz2.4 GHz
GPUMali-G57 MC2Adreno 613
AnTuTu score478,510624,021
Geekbench 6 (multi-core)2,0812,230
Memory
RAM6 GB6 GB
Storage (max)256 GB128 GB
Storage (base)128 GB128 GB
Storage typeeMMC 5.1UFS 2.2
Memory card slotYesYes
Camera
Main camera50 MP50 MP
Main camera aperturef/1.8f/1.8
Rear cameras11
Optical stabilisationNoNo
Ultra-wide cameraNoNo
Telephoto cameraNoNo
Max video1080p1080p
Selfie camera5 MP8 MP
4K selfie videoNoNo
Battery
Battery capacity7,000 mAh7,900 mAh
Battery typeSi/CSi/C
Wired charging45 W45 W
Charged in 30 min50%—
Wireless chargingNoNo
Connectivity
5GYesYes
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 5Wi-Fi 4
Bluetooth5.35.1
NFCNoNo
USBUSB Type-C 2.0USB Type-C 2.0
USB version22
Satellite navigationGLONASS, GALILEO, BDS, QZSSGLONASS, GALILEO, BDS
Features
Stereo speakersYesYes
3.5 mm headphone jackYesYes
Fingerprint sensorSideSide
SensorsFingerprint (side-mounted), accelerometer, proximity, compassFingerprint (side-mounted), accelerometer, proximity, compass
Software
OS at launchAndroid 16Android 16
PlatformAndroidAndroid
InterfaceRealme UI 7.0HyperOS 3
Major OS updates promised—4
EU label
Energy classA—
Battery charge cycles1,600—
Endurance per cycle71 h—
Repairability classC—
Drop resistance classD—
To compare: 0up to 4 models
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