Xiaomi Mi Mix 4 vs Samsung Galaxy Z Fold 4 Specs Comparison

Availability

Officially announced
Aug 10, 2021	Aug 10, 2022
Prices (MSRP)
	$1799

Design

Dimensions
6.40 x 2.97 x 0.31 inches 162.6 x 75.4 x 8 mm	6.11 x 5.12 x 0.25 inches 155.1 x 130.1 x 6.3 mm
Folded
	6.1062992 x2.64 x0.62 inches (155.1 x 67.1 x 15.8 mm)
Weight
7.94 oz / 225.0 g	9.28 oz / 263.0 g
Materials
Back: Ceramic Frame: Aluminum	Back: Glass Frame: Aluminum
Resistance
Splash, Dust; IP53	Water; IPX8
Biometrics
Optical in-screen fingerprint	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Ceramic Black, Ceramic White, Shadow Gray	Graygreen, Phantom Black, Beidge

Display

Size
6.7-inch, 87.59% screen-to-body	7.6-inch, 90.79% screen-to-body
Type
AMOLED, 120Hz, HDR	Dynamic AMOLED, 120Hz, HDR, 1200 nits
Resolution
2400x1080px, 20:9 ratio, 395 PPI	2176x1812px, 6:5 ratio, 373 PPI
Protection
Corning Gorilla Glass Victus
Features
	Folding inside the device, HDR support, Ambient light sensor, Proximity sensor
Front cover display
	6.2 inches 2316 x904 px Dynamic AMOLED 120Hz refresh rate, HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus 2), Ambient light sensor, Proximity senso

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
Untested	0.8 (Excellent)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 888+ SM8350-AC (5 nm)	Snapdragon 8+ Gen 1 SM8475 (4 nm)
Processor
Octa-core Kryo 680 Prime	Octa-core 1x3.19GHz Cortex-X2 3x2.75G​Hz Cortex-A710 4x1.8​0GHz Cortex-A510
GPU
Adreno 660	Adreno 670
Memory
8GB (LPDDR5)/128GB (UFS 3.1) 8GB/256GB 12GB/256GB 12GB/512GB	12GB (LPDDR5)/256GB (UFS 3.1) 12GB/512GB 12GB/1024GB
Storage expansion
not expandable	not expandable
OS
Android (11)	Android (14, 13, 12)

PhoneArena Performance Test

GeekBench 6 Single
Untested	1388
GeekBench 6 Multi
Untested	3950
3D Mark High
Untested	2105
3D Mark Low
Untested	1524

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
4500 mAh, Li - Ion	4400 mAh, Li - Polymer
Charging
Fast charging Qi wireless charging, Reverse wireless charging	Fast charging Qi wireless charging, Reverse wired charging
Charge speed
Wired: 120.0W Wireless: 50.0W	Wired: 25.0W Wireless: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

5h 44min

Browsing

12h 43min

Video

8h 47min

Gaming

7h 31min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Triple camera
Main camera
108 MP (OIS, Laser and PDAF) Aperture size: F1.9 Focal length: 24 mm Sensor size: 1/1.33" Pixel size: 0.8 μm	50 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 23 mm Sensor size: 1/1.56" Pixel size: 1.0 μm
Second camera
13 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 12 mm Sensor size: 1/3.06" Pixel size: 1.12 μm	12 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 12 mm Sensor size: 1/3.06" Pixel size: 1.12 μm
Third camera
8 MP (Periscope, OIS, PDAF) Optical zoom: 5.0x	10 MP (Telephoto) Aperture size: F2.4 Focal Length: 66 mm Sensor size: 1/3.94" Pixel size: 1.0 μm
Flash
Dual LED	LED
Video recording
8K UHD (24 fps), 4K UHD (60 fps), 1080p (480 fps), 720p (480 fps) HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking	8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps)
Front
20 MP (Under-screen) Video capture: 1080p	4 MP (Under-screen) Folded: 10 MP

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

135

Overall

144

Photo

127

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.2	5.2
WLAN
a,b,g,n,ac,Wi-Fi 6 MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	a,b,g,n,ac,Wi-Fi 6 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C, USB 2.0	Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC	NFC

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Screen mirroring
	Wireless screen share
Additional microphone(s)
	Noise cancellation

Cellular

5G Bands
n1, n3, n5, n8, n28, n41, n77, n78, n79, SA, NSA, Sub-6	n2, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n75, n77, n78, n258, n260, n261
4G (FDD) Bands
1, 2, 3, 4, 5, 8, 12, 17, 18, 19, 20, 26, 28	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71
4G (TDD) Bands
34, 38, 39, 40, 41, 42	38, 39, 40, 41, 46
3G Bands
1, 2, 4, 5, 6, 8, 19	1, 2, 4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM	Dual Nano SIM + eSIM
HD Voice
Yes
VoLTE
Yes

Regulatory Approval

FCC approval
	Date approved: Apr 18, 2023 FCC ID value: A3LSMF936U
Measured SAR
	Head: 0.96 W/kg Body: 0.63 W/kg Simultaneous Transmission: 0.92 W/kg Wireless Router: 0.84 W/kg

Alternative variants

With 256GB internal storage

Memory	256GB

With 512GB internal storage

Memory	512GB

With 12GB RAM and 256GB internal storage

Memory	12GB/256GB

With 1TB internal storage

Memory	1024GB

With 12GB RAM and 512GB internal storage

Memory	12GB/512GB

Discover more

Full Specs Xiaomi Mi Mix 4 Specs

Full Specs Samsung Galaxy Z Fold 4 Specs PA Review Samsung Galaxy Z Fold 4 Review