Home Phone comparison Xiaomi Mix Fold 4 and Xiaomi 17 Ultra - Which is better?

Xiaomi Mix Fold 4 vs Xiaomi 17 Ultra

84 out 100
Xiaomi Mix Fold 4
VS
95 out 100
Xiaomi 17 Ultra
Xiaomi Mix Fold 4
Xiaomi 17 Ultra

Compared 2 smartphones : Xiaomi Mix Fold 4 Manufactured in July, 2024, with display 7.98 with chipsetQualcomm Snapdragon 8 Gen 3, vs Xiaomi 17 Ultra, Manufactured in December, 2025 with chipsetQualcomm Snapdragon 8 Elite Gen 5. 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
  • Higher pixel density: 418ppi
Reasons to choose Xiaomi 17 Ultra
  • Lighter design: 224g vs 228g
  • Higher battery capacity: 6800mAh vs 5100mAh
  • Built-in eSIM

Versions

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

Review

Key Specs Xiaomi Mix Fold 4 and Xiaomi 17 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
Xiaomi 17 Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 7.98 in 6.9 in
Resolution 2224x2488 pixels 1200x2608 pixels
Aspect ratio 10.15:9 19.5:9
Pixel density 418 ppi 416 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes Yes (1-120 Hz)
Max brightness 3000 nits 1200 nits
HDR support Yes Dolby Vision Yes, Dolby Vision
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 89.3 % 92.4 %
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
Xiaomi 17 Ultra
n/a
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) 162.9 mm (6.41 in)
Width 143.3 mm (5.64 in) 77.6 mm (3.06 in)
Thickness 4.59 mm (0.18 in) 8.29 mm (0.33 in)
Weight 228 g (8.04 oz) 224 g (7.9 oz)
Water resistance IPX8 IP69
Cooling system Vapor chamber Vapor chamber
Back panel Glass Eco Leather
Frame Metal Metal
Colors - White
- Black
- Blue		 - White
- Black
- Green
- Purple
Fingerprint sensor Yes In-Button Yes, In-Display
Screen-to-body ratio
Xiaomi Mix Fold 4
89.3 %
Xiaomi 17 Ultra
92.4 %

Performance

Testing Xiaomi Mix Fold 4 and Xiaomi 17 Ultra In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Gen 3 Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 3300 MHz 4610 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)		 6/3.63 ()
Process TSMC TSMC
Transistor Size 4 nm 3 nm
Neural Processor Hexagon Hexagon
Graphics Adreno 750 Adreno 840
GPU Cores 1536 1536
GPU Frequency 903-1000 MHz 1200 MHz
FLOPS 2774 GFLOPS 3686.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Mix Fold 4
2129
Xiaomi 17 Ultra
3510
Geekbench 6 (Multi-Core)
Xiaomi Mix Fold 4
6630
Xiaomi 17 Ultra
10993
Geekbench 6 (Single-Core)21293510
Geekbench 6 (Multi-Core)663010993
Geekbench Compute (GPU)14837n/a
Sources: Geekbench v6 [Xiaomi Mix Fold 4]
AnTuTu 10
AnTuTu 10
Xiaomi Mix Fold 4
1721880
Xiaomi 17 Ultra
3963774
CPU4077251198653
GPU6429901458267
Memory392032501472
UX279133805382
NanoReview Score17218803963774

Memory

RAM
RAM Size - 12 GB
- 16 GB		 12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency 4200 MHz 5300 MHz
Channels 4 4
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		512 GB
Storage TypeUFS 4.0UFS 4.1
Memory CardNoNo

Software

OS Android 14 Android 16
OS Size 31 GB n/a
UI Skin HyperOS 1.0 HyperOS 3

Battery

Volume 5100 mAh 6800 mAh
Max Charging Power 67 W 90 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
Full Charge Time 0:55 h n/a
Battery Life Test
Battery Life
Xiaomi Mix Fold 4
23:22
Xiaomi 17 Ultra
n/a
Web Browsing09:24 hn/a
Video Playback15:08 hn/a
Games05:24 hn/a
Standby Mode108 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Optical, 5x Optical, 4.3x
Flash LED Dual LED
Stabilization Optical Optical
8K Recording Up to 24FPS Yes (Up to 30 fps)
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) 1920 fps (720p)
Wide-angle lens 120 ° 115 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Telephoto: 10 MP
Ultra-wide: 12 MP		 Standard: 50 MP
Telephoto: 200 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/1.7
Focal length23 mm23 mm
SensorOmnivision OV50 Light Hunter 800n/a
Sensor size1/1.551/1 (1)
Pixel size1 μm1.6 μm
AutofocusPhase autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP200 MP
Aperturef/2.9f/2.4 - 3.0
Focal length47 mm100 mm
SensorOmnivision OV60An/a
Sensor size1/2.81/1.4 (0.71)
Pixel size1.12 μm0.56 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix12 MP50 MP
Aperturef/2.2f/2.2
Focal length15 mm14 mm
SensorOmnivision OV13B10OmniVision OV50M40
Sensor size1/3.061/2.88 (0.35)
Pixel size1.12 μm0.61 μm
StabilizationDigitalDigital

Front camera

Matrix 16 MP 50 MP
Photo resolution n/a 8192x6144 pixels
Aperture n/a f/2.2
Sensor Omnivision OV16F CMOS
Sensor size n/a 1/2.88 (0.35)
Pixel size n/a 0.61 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
- NAVIC
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM B2 / B3 / B5 / B8GSM B2 / B3 / B5 / B8
3G BandsWCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19WCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19
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/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B66/B71)
LTE category20n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Xiaomi Mix Fold 4
79.2 dB
Xiaomi 17 Ultra
n/a

Other

Class Flagship Flagship
Announced July, 2024 yr December, 2025 yr
Release Date July, 2024 yr December, 2025 yr
Launch Price ($) 1300 n/a
Sensors - Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Barometer
- 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

After analyzing the data, we consider Xiaomi 17 Ultra the clear winner in this comparison.

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