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Realme C75 5G vs Xiaomi Redmi 15 5G

What C75 5G does better (9) and where Redmi 15 5G wins (4) — every spec side by side.

Realme C75 5G
Realme · 2025C75 5G
7.4Score
9 advantages
Higher score
vs
Xiaomi Redmi 15 5G
Xiaomi · 2025Redmi 15 5G
7.4Score
4 advantages≈ $170
6.4Display7.3
4.6Camera4.6
8.1Battery8.3
6.7Features6.2
Dimensions

Size comparison

C75 5GRedmi 15 5G
76.2 × 165.7880.4 × 169.58.4
C75 5GRedmi 15 5GDifference
Height165.7 mm169.5 mm−3.8 mm
Width76.2 mm80.4 mm−4.2 mm
Thickness8 mm8.4 mm−0.4 mm
Weight196 g217 g−21 g

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

Why is C75 5G better than Redmi 15 5G?

  1. Water resistance (IPx)IPx8 vs IPx42×
  2. Stereo speakersYes · Redmi 15 5G: No
  3. Wired charging45 W vs 33 W+36%
  4. Storage (base)256 GB vs 128 GB2×
  5. Energy classA vs B
  6. Weight196 g vs 217 g+11%
  7. Pixel density392 ppi vs 374 ppi+5%
  8. CPU frequency2.4 GHz vs 2.3 GHz+4%
  9. Thickness8 mm vs 8.4 mm+5%

Why is Redmi 15 5G better than C75 5G?

  1. Battery capacity5,828 mAh vs 7,000 mAh+20%
  2. NFCNo · C75 5G: Yes
  3. Refresh rate120 Hz vs 144 Hz+20%
  4. Screen size6.7″ vs 6.9″+3%
Specifications

Side by side

Design
Weight196 g217 g
Thickness8 mm8.4 mm
Height165.7 mm169.5 mm
Width76.2 mm80.4 mm
Frame—Plastic
Back—Plastic
Ingress protectionIP68IP64
Water resistance (IPx)IPx8IPx4
Glass protection—Gorilla Glass 3
Colours—Black, Gray, Green
Display
Screen size6.7″6.9″
PanelLCDLCD
OLED panelNoNo
Resolution (width)1,080 px1,080 px
Resolution (height)2,400 px2,340 px
Pixel density392 ppi374 ppi
Refresh rate120 Hz144 Hz
Peak brightness690 nits700 nits
Screen-to-body ratio—85.6%
Performance
ChipsetMediatek Dimensity 6300Qualcomm Snapdragon 6s Gen 3
Chip makerMediatekQualcomm
Process—6 nm
CPU cores88
CPU frequency2.4 GHz2.3 GHz
GPUMali G57 MC2Adreno 619
AnTuTu score—632,934
Geekbench 6 (multi-core)—2,183
Memory
RAM8 GB8 GB
Storage (max)256 GB256 GB
Storage (base)256 GB128 GB
Storage type—UFS 2.2
Memory card slotYesYes
Camera
Main camera50 MP50 MP
Main camera aperturef/1.8f/1.8
Main sensor size—1/2.88"
Rear cameras11
Optical stabilisationNoNo
Ultra-wide cameraNoNo
Telephoto cameraNoNo
Max video1080p1080p
Selfie camera8 MP8 MP
4K selfie videoNoNo
Battery
Battery capacity5,828 mAh7,000 mAh
Battery type—Li-Po
Wired charging45 W33 W
Charged in 30 min—33%
Wireless chargingNoNo
Connectivity
5GYesYes
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 5Wi-Fi 5
Bluetooth55.1
NFCNoYes
USBUSB Type-CUSB Type-C
USB version22
Infrared port—Yes
Satellite navigationGPS, GLONASS, GALILEO, BDS, QZSSGPS, GLONASS, BDS, QZSS
Features
Stereo speakersYesNo
3.5 mm headphone jackNoNo
Fingerprint sensorSideSide
Sensorsproximity, accelerometer, gyro, compass, fingerprintproximity, accelerometer, gyro, light, fingerprint
Software
OS at launchAndroid 14Android 15
PlatformAndroidAndroid
Interface—HyperOS 2.2
EU label
Energy classAB
Battery charge cycles—1,000
Endurance per cycle—67 h
Repairability class—C
Drop resistance class—D
To compare: 0up to 4 models
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