Home Phone comparison Xiaomi Mix Fold 4 and Xiaomi Mi 9T - Which is better?

Xiaomi Mix Fold 4 vs Xiaomi Mi 9T

84 out 100
Xiaomi Mix Fold 4
VS
47 out 100
Xiaomi Mi 9T
Xiaomi Mix Fold 4
Xiaomi Mi 9T

Compared 2 smartphones : Xiaomi Mix Fold 4 Manufactured in July, 2024, with display 7.98 with chipsetQualcomm Snapdragon 8 Gen 3, vs Xiaomi Mi 9T, Manufactured in June, 2019with chipsetQualcomm Snapdragon 730. 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
  • Higher refresh rate: 120Hz
  • Higher battery capacity: 5100mAh vs 4000mAh
  • Newer Bluetooth version: 5.4 vs 5
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Supports Dolby Atmos
  • Infrared port
  • Includes charger
Reasons to choose Xiaomi Mi 9T
  • Lighter design: 191g vs 228g

Versions

Available versions and configurations
Memory Options - 12/256 GB
- 16/512 GB
- 16/1024 GB		 - 6/64 GB
- 6/128 GB
- 8/256 GB

Review

Key Specs Xiaomi Mix Fold 4 and Xiaomi Mi 9T
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 Mi 9T

Display

Display quality comparison
Type AMOLED AMOLED
Size 7.98 in 6.39 in
Resolution 2224x2488 pixels 1080x2340 pixels
Aspect ratio 10.15:9 19.5:9
Pixel density 418 ppi 403 ppi
Refresh rate 120 Hz 60 Hz
Adaptive refresh rate Yes No
Max brightness 3000 nits 430 nits
HDR support Yes Dolby Vision Yes HDR10
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 89.3 % 86.1 %
Features - DCI-P3
- Always-On Display
- DC dimming		 Always-On Display
Display test
Peak brightness (auto)
Xiaomi Mix Fold 4
1118 nits
Xiaomi Mi 9T
646 nits
sRGB gamut99.9 %95.1 %
PWM (Flicker)120 Hz245 Hz
Response time7 ms3.6 ms
Contrast∞ Infinite∞ Infinite
Sources: NotebookCheck [Xiaomi Mix Fold 4], [Xiaomi Mi 9T]

Design & Build

Design and ergonomics comparison
Height 159.37 mm (6.27 in) 156.7 mm (6.17 in)
Width 143.3 mm (5.64 in) 74.3 mm (2.93 in)
Thickness 4.59 mm (0.18 in) 8.8 mm (0.35 in)
Weight 228 g (8.04 oz) 191 g (6.74 oz)
Water resistance IPX8 No
Cooling system Vapor chamber n/a
Back panel Glass Glass
Frame Metal Metal
Colors - White
- Black
- Blue		 - Black
- Blue
- Red
Fingerprint sensor Yes In-Button Yes In-Display
Screen-to-body ratio
Xiaomi Mix Fold 4
89.3 %
Xiaomi Mi 9T
86.1 %

Performance

Testing Xiaomi Mix Fold 4 and Xiaomi Mi 9T In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Gen 3 Qualcomm Snapdragon 730
Max Frequency 3300 MHz 2200 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)		 - 6/1.8 (Kryo 470 Silver (Cortex-A55))
- 2/2.2 (Kryo 470 Gold (Cortex-A76))
Process TSMC Samsung
Transistor Size 4 nm 8 nm
Neural Processor Hexagon Qualcomm Hexagon 688
Graphics Adreno 750 Adreno 618
GPU Cores 1536 256
GPU Frequency 903-1000 MHz 700 MHz
FLOPS 2774 GFLOPS 358.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Mix Fold 4
2129
Xiaomi Mi 9T
670
Geekbench 6 (Multi-Core)
Xiaomi Mix Fold 4
6630
Xiaomi Mi 9T
1797
Geekbench 6 (Single-Core)2129670
Geekbench 6 (Multi-Core)66301797
Geekbench Compute (GPU)14837n/a
Sources: Geekbench v6 [Xiaomi Mix Fold 4]
AnTuTu 10
AnTuTu 10
Xiaomi Mix Fold 4
1721880
Xiaomi Mi 9T
363688
CPU407725130482
GPU64299064564
Memory39203271242
UX27913397400
NanoReview Score1721880363688
3DMark Wild Life
3DMark Wild Life
Xiaomi Mix Fold 4
n/a
Xiaomi Mi 9T
875
Max Surface Temp.n/a38.6 °C
Stabilityn/a99 %
Graphics Testn/a5 fps
Graphics Scoren/a875
Sources: 3DMark [Xiaomi Mi 9T]
PCMark 3.0
PCMark 3.0
Xiaomi Mix Fold 4
n/a
Xiaomi Mi 9T
8064
Writing scoren/a9099
Web scoren/a6144
Video editingn/a5542
Data manipulationn/a7012
NanoReview Scoren/a8064

Memory

RAM
RAM Size - 12 GB
- 16 GB		 6 GB
Memory Type LPDDR5X LPDDR4X
Memory Frequency 4200 MHz 1866 MHz
Channels 4 2
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		- 64 GB
- 128 GB
Storage TypeUFS 4.0UFS 2.1
Memory CardNoNo

Software

OS Android 14 Android 9.0 (Upgradeable to Android 11)
OS Size 31 GB 11.3 GB
UI Skin HyperOS 1.0 MIUI 12.5

Battery

Volume 5100 mAh 4000 mAh
Max Charging Power 67 W 18 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging Yes (50 W) No
Reverse Charging Yes (Wireless) No
Fast Charging Yes (31% in 10 min) Yes (45% in 30 min)
Full Charge Time 0:55 h 1:25 h
Battery Life Test
Battery Life
Xiaomi Mix Fold 4
23:22
Xiaomi Mi 9T
21:41
Web Browsing09:24 h08:09 h
Video Playback15:08 h12:36 h
Games05:24 h04:15 h
Standby Mode108 h114 h

Main camera

Matrix 50 MP 48 MP
Photo resolution 8192x6144 pixels 8000x6000 pixels
Zoom Optical, 5x Optical, 2x
Flash LED Dual LED
Stabilization Optical Digital
8K Recording Up to 24FPS No
4K Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 1920 fps (1080p) 960 fps (720p)
Wide-angle lens 120 ° 124 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Telephoto: 10 MP
Ultra-wide: 12 MP		 Standard: 48 MP
Telephoto: 8 MP
Ultra-wide: 13 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP48 MP
Aperturef/1.7f/1.8
Focal length23 mm26 mm
SensorOmnivision OV50 Light Hunter 800Sony IMX582
Sensor size1/1.551/2
Pixel size1 μm0.8 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalDigital
Telephoto
Matrix50 MP8 MP
Aperturef/2.9f/2.4
Focal length47 mm53 mm
SensorOmnivision OV60AOmnivision OV8865
Sensor size1/2.81/4
Pixel size1.12 μm1.12 μm
StabilizationOpticalDigital
Ultra-wide lens
Matrix12 MP13 MP
Aperturef/2.2f/2.4
Focal length15 mm12 mm
SensorOmnivision OV13B10Samsung S5K3L6
Sensor size1/3.061/3.1
Pixel size1.12 μm1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 16 MP 20 MP
Photo resolution n/a 5184x3880 pixels
Aperture n/a f/2.2
Focal length n/a 18 mm
Sensor Omnivision OV16F Samsung S5K3T2
Sensor size n/a 1/3.4
Pixel size n/a 0.8 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 5
Bluetooth features LE LE, A2DP
USB type USB Type-C USB Type-C
USB version 3.2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- USB-Host mode
- OTG
DisplayPort Yes DP 1.4 n/a
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
NFC* Yes Yes
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM B2 / B3 / B5 / B8GSM 850, GSM 900, GSM 1800, GSM 1900
3G BandsWCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19HSDPA 850, HSDPA 900, HSDPA 1900, HSDPA 2100
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 (B800/B850/B900/B1800/B2100/B2300/B2500/B2600)
LTE category2015
5G SupportYesNo

Sound

Speakers Stereo Mono
3.5 mm Jack No Yes
FM Radio No Yes
Dolby Atmos Yes No
Speaker Test
Max Volume
Xiaomi Mix Fold 4
79.2 dB
Xiaomi Mi 9T
89 dB

Other

Class Flagship Mid-range
Announced July, 2024 yr May, 2019 yr
Release Date July, 2024 yr June, 2019 yr
Launch Price ($) 1300 290
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 n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi Mix Fold 4 the clear winner in this comparison.

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