Home Phone comparison Xiaomi Mix Fold 4 and Oppo Find X8 Ultra - Which is better?

Xiaomi Mix Fold 4 vs Oppo Find X8 Ultra

84 out 100
Xiaomi Mix Fold 4
VS
93 out 100
Oppo Find X8 Ultra
Xiaomi Mix Fold 4
Oppo Find X8 Ultra

Compared 2 smartphones : Xiaomi Mix Fold 4 Manufactured in July, 2024, with display 7.98 with chipsetQualcomm Snapdragon 8 Gen 3, vs Oppo Find X8 Ultra, Manufactured in April, 2025 with chipsetQualcomm Snapdragon 8 Elite. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Xiaomi Mix Fold 4
  • Larger display: 7.98in
  • Supports Dolby Atmos
Reasons to choose Oppo Find X8 Ultra
  • Higher pixel density: 510ppi
  • Lighter design: 226g vs 228g
  • Higher battery capacity: 6100mAh vs 5100mAh

Versions

Available versions and configurations
Memory Options - 12/256 GB
- 16/512 GB
- 16/1024 GB		 - 12/256 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Xiaomi Mix Fold 4 and Oppo Find X8 Ultra
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Xiaomi Mix Fold 4
vs
Oppo Find X8 Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 7.98 in 6.82 in
Resolution 2224x2488 pixels 1440x3168 pixels
Aspect ratio 10.15:9 20:9
Pixel density 418 ppi 510 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes Yes (1-120 Hz)
Max brightness 3000 nits 1600 nits
HDR support Yes Dolby Vision Yes Dolby Vision
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 89.3 % 89.7 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi Mix Fold 4
1118 nits
Oppo Find X8 Ultra
1168 nits
sRGB gamut99.9 %n/a
PWM (Flicker)120 Hzn/a
Response time7 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Xiaomi Mix Fold 4]

Design & Build

Design and ergonomics comparison
Height 159.37 mm (6.27 in) 163.09 mm (6.42 in)
Width 143.3 mm (5.64 in) 76.8 mm (3.02 in)
Thickness 4.59 mm (0.18 in) 8.78 mm (0.35 in)
Weight 228 g (8.04 oz) 226 g (7.97 oz)
Water resistance IPX8 IP69
Cooling system Vapor chamber Vapor chamber
Back panel Glass Glass
Frame Metal Metal
Colors - White
- Black
- Blue		 - White
- Black
- Pink
Fingerprint sensor Yes In-Button Yes In-Display
Screen-to-body ratio
Xiaomi Mix Fold 4
89.3 %
Oppo Find X8 Ultra
89.7 %

Performance

Testing Xiaomi Mix Fold 4 and Oppo Find X8 Ultra In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Gen 3 Qualcomm Snapdragon 8 Elite
Max Frequency 3300 MHz 4320 MHz
CPU Cores 8 (1 + 3 + 2 + 2) 8 (2 + 6)
Architecture - 2/2.27 (Cortex-A520)
- 2/2.96 (Cortex-A720)
- 3/3.15 (Cortex-A720)
- 1/3.3 (Cortex-X4)		 - 6/3.53 (Oryon (Phoenix M))
- 2/4.32 (Oryon (Phoenix L))
Process TSMC TSMC
Transistor Size 4 nm 3 nm
Neural Processor Hexagon Hexagon
Graphics Adreno 750 Adreno 830
GPU Cores 1536 1536
GPU Frequency 903-1000 MHz 1100 MHz
FLOPS 2774 GFLOPS 3379.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Mix Fold 4
2129
Oppo Find X8 Ultra
3103
Geekbench 6 (Multi-Core)
Xiaomi Mix Fold 4
6630
Oppo Find X8 Ultra
9772
Geekbench 6 (Single-Core)21293103
Geekbench 6 (Multi-Core)66309772
Geekbench Compute (GPU)1483725197
Sources: Geekbench v6 [Xiaomi Mix Fold 4], [Oppo Find X8 Ultra]
AnTuTu 10
AnTuTu 10
Xiaomi Mix Fold 4
1721880
Oppo Find X8 Ultra
2792179
CPU407725628981
GPU6429901214565
Memory392032507469
UX279133441164
NanoReview Score17218802792179

Memory

RAM
RAM Size - 12 GB
- 16 GB		 - 12 GB
- 16 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency 4200 MHz 5333 MHz
Channels 4 2
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		- 256 GB
- 512 GB
- 1024 GB
Storage TypeUFS 4.0UFS 4.0
Memory CardNoNo

Software

OS Android 14 Android 15
OS Size 31 GB n/a
UI Skin HyperOS 1.0 ColorOS 15

Battery

Volume 5100 mAh 6100 mAh
Max Charging Power 67 W 100 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (50 W) Yes (50 W)
Reverse Charging Yes (Wireless) Yes (Wireless)
Fast Charging Yes (31% in 10 min) Yes (58% in 15 min)
Full Charge Time 0:55 h 0:37 h
Battery Life Test
Battery Life
Xiaomi Mix Fold 4
23:22
Oppo Find X8 Ultra
25:30
Web Browsing09:24 h11:48 h
Video Playback15:08 h15:21 h
Games05:24 h06:29 h
Standby Mode108 h109 h

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Optical, 5x Optical, 6x
Flash LED Dual LED
Stabilization Optical Optical
8K Recording Up to 24FPS No
4K Recording Yes (Up to 60 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 120 fps)
Slow Motion 1920 fps (1080p) 480 fps (720p)
Wide-angle lens 120 ° 120 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Telephoto: 10 MP
Ultra-wide: 12 MP		 Standard: 50 MP
Telephoto: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.7f/1.8
Focal length23 mm23 mm
SensorOmnivision OV50 Light Hunter 800Sony LYT-900
Sensor size1/1.551/0
Pixel size1 μm1.6 μm
AutofocusPhase autofocusPhase autofocus (Dual Pixel)
StabilizationOpticalOptical
Telephoto
Matrix50 MP50 MP
Aperturef/2.9f/2.1
Focal length47 mm70 mm
SensorOmnivision OV60ASony LYT-700C
Sensor size1/2.81/1.56
Pixel size1.12 μm1 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix12 MP50 MP
Aperturef/2.2f/2.0
Focal length15 mm15 mm
SensorOmnivision OV13B10Samsung S5KJN5
Sensor size1/3.061/2.75
Pixel size1.12 μm0.64 μm
StabilizationDigitalDigital

Front camera

Matrix 16 MP 32 MP
Photo resolution n/a 6560x4928 pixels
Aperture n/a f/2.4
Focal length n/a 21 mm
Sensor Omnivision OV16F Sony IMX809
Sensor size n/a 1/2.74
Pixel size n/a 0.8 μm
Autofocus No Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 5.4
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes DP 1.4 Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM B2 / B3 / B5 / B8GSM 850/900/1800MHz
3G BandsWCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19WCDMA 1/4/5/8
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B34/B38/B39/B40/B41/B42/B48/B66)LTE (B1/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B34/B38/B39/B40/B41/B42/B48/B66)
LTE category20n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes n/a
Speaker Test
Max Volume
Xiaomi Mix Fold 4
79.2 dB
Oppo Find X8 Ultra
n/a

Other

Class Flagship Flagship
Announced July, 2024 yr April, 2025 yr
Release Date July, 2024 yr April, 2025 yr
Launch Price ($) 1300 n/a
Sensors - Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 67 W Yes 100 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

No clear favorite identified yet; updates may follow as new data arrives.

Survey

Which smartphone would you pick?
0 (0%)
0 (0%)
Total Votes: 0

User comments

Share your opinion or ask questions below