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  3. Find X8 Ultra vs Redmi K80 Ultra

OPPO Find X8 Ultra vs Xiaomi Redmi K80 Ultra

What Find X8 Ultra does better (11) and where Redmi K80 Ultra wins (7) — every spec side by side.

OPPO Find X8 Ultra
OPPO · 2025Find X8 Ultra
9.6Score
11 advantages
Higher score
vs
Xiaomi Redmi K80 Ultra
Xiaomi · 2025Redmi K80 Ultra
9.6Score
7 advantages≈ $330
9.1Display9.7
9.3Performance9.3
9.8Camera9.0
9.4Battery9.5
9.3Features9.3
Dimensions

Size comparison

Find X8 UltraRedmi K80 Ultra
76.8 × 163.18.877.9 × 163.18.2
Find X8 UltraRedmi K80 UltraDifference
Height163.1 mm163.1 mm=
Width76.8 mm77.9 mm−1.1 mm
Thickness8.8 mm8.2 mm+0.6 mm
Weight226 g219 g+7 g

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

Why is Find X8 Ultra better than Redmi K80 Ultra?

  1. Telephoto cameraYes · Redmi K80 Ultra: No
  2. Wireless chargingYes · Redmi K80 Ultra: No
  3. Geekbench 6 (multi-core)9,503 vs 9,174+4%
  4. Rear cameras4 vs 22×
  5. 4K video frame rate120 fps vs 60 fps2×
  6. 4K selfie videoYes · Redmi K80 Ultra: No
  7. CPU frequency4.32 GHz vs 3.63 GHz+19%
  8. Pixel density510 ppi vs 447 ppi+14%
  9. Selfie camera32 MP vs 20 MP+60%
  10. Resolution (width)1,440 px vs 1,280 px+12%
  11. Main camera aperturef/1.8 vs f/1.9+6%

Why is Redmi K80 Ultra better than Find X8 Ultra?

  1. Battery capacity6,100 mAh vs 7,410 mAh+21%
  2. AnTuTu score2,710,432 vs 2,926,668+8%
  3. Refresh rate120 Hz vs 144 Hz+20%
  4. Peak brightness2,500 nits vs 3,200 nits+28%
  5. Max video4K vs 8K
  6. Weight226 g vs 219 g+3%
  7. Thickness8.8 mm vs 8.2 mm+7%
Specifications

Side by side

Design
Weight226 g219 g
Thickness8.8 mm8.2 mm
Height163.1 mm163.1 mm
Width76.8 mm77.9 mm
Frame—Aluminium
BackGlassGlass
Ingress protectionIP68IP68
Water resistance (IPx)IPx8IPx8
Glass protectionCorning Gorilla Glass (unspecified version)Scratch/drop-resistant glass
ColoursMatte Black, Pure White, Shell PinkGray, White, Blue, Green
Display
Screen size6.8″6.8″
PanelLTPO AMOLEDOLED
OLED panelYesYes
LTPO (adaptive 1–120 Hz)Yes—
Resolution (width)1,440 px1,280 px
Resolution (height)3,168 px2,772 px
Pixel density510 ppi447 ppi
Refresh rate120 Hz144 Hz
Peak brightness2,500 nits3,200 nits
Measured brightness1,157 nits—
Screen-to-body ratio90.2%90.2%
HDRYesYes
Performance
ChipsetQualcomm SM8750-AB Snapdragon 8 EliteMediatek Dimensity 9400+
Chip makerQualcommMediaTek
Process3 nm3 nm
CPU cores88
CPU frequency4.32 GHz3.63 GHz
GPUAdreno 830Immortalis-G925
AnTuTu score2,710,4322,926,668
Geekbench 6 (multi-core)9,5039,174
3DMark Wild Life Extreme6,644—
Memory
RAM16 GB16 GB
Storage (max)1,024 GB1,024 GB
Storage (base)256 GB256 GB
Storage typeUFS 4.1UFS 4.1
Memory card slotNoNo
Camera
Main camera50 MP50 MP
Main camera aperturef/1.8f/1.9
Main sensor size1"1/1.55"
Rear cameras42
Optical stabilisationYesYes
Ultra-wide cameraYesYes
Telephoto cameraYesNo
Optical zoom6×—
Max video4K8K
4K video frame rate120 fps60 fps
Selfie camera32 MP20 MP
4K selfie videoYesNo
Battery
Battery capacity6,100 mAh7,410 mAh
Battery typeSi/CSi/C
Active use (test)16.3 h—
Wired charging100 W100 W
Charged in 30 min100%—
Wireless chargingYesNo
Wireless charging power50 W—
Reverse wireless chargingYes—
Connectivity
5GYesYes
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 7Wi-Fi 7
Bluetooth5.45.4
NFCYesYes
USBUSB Type-C 3.2USB Type-C
USB version3.2—
Video outputYes—
Satellite messagingYes—
Infrared portYesYes
Dual-band GPSYesYes
Satellite navigationGLONASS, GALILEO, BDS, QZSSGLONASS, GALILEO, BDS, QZSS, NavIC
Features
Stereo speakersYesYes
3.5 mm headphone jackNoNo
Loudspeaker loudness-26.3 LUFS—
Fingerprint sensorUnder display, ultrasonicUnder display, ultrasonic
SensorsFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compassFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
Software
OS at launchAndroid 15Android 15
PlatformAndroidAndroid
InterfaceColorOS 16HyperOS 2
To compare: 0up to 4 models
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