Xiaomi 12S Ultra vs Xiaomi Mix 4

Network
2G network

GSM 850, 900, 1800, 1900;CDMA 800

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 26, 34, 38, 39, 40, 41, 42

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
5G network

5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78, 79 SA/NSA

5G band 1, 3, 5, 8, 28, 41, 77, 78, 79 SA/NSA/Sub6
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A

LTE-A, 1174 Mbps download, 210 Mbps upload
GPRS

Class 33

Yes
EDGE

Class 33

Class 8

Design
Build

Glass front (Gorilla Glass Victus), eco leather back, aluminum frame

Glass front (Gorilla Glass Victus), ceramic back, aluminum frame
SIM

Dual SIM (Nano-SIM, dual stand-by)

Dual SIM (Nano-SIM, dual stand-by)
Height

163.2 mm

162.6 mm
Width

75 mm

75.4 mm
Thickness

9.1 mm

8 mm
Weight

225 g

225 g
Splash resistant

-

IP53
Dust proof

-

IP53
Colors

Black, Green

Black, Gray, White

Display
Display type

LTPO2 AMOLED

AMOLED
Physical size

6.73 inches

6.67 inches
Resolution

1440 x 3200 pixels

1080 x 2400 pixels
Pixel density

522 ppi

395 ppi
Display colors

1073741824

1073741824
Protection

Scratch resistant, Corning Gorilla Glass Victus

Scratch resistant, 3D curved glass screen, Corning Gorilla Glass Victus
Display features

120Hz, Dolby Vision, HDR10+, 1000 nits (HBM), 1500 nits (peak)

120Hz, HDR10+, Dolby Vision, 800 nits (HBM), Wide color gamut, True-tone

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.19 GHz Cortex-X2

Single-core 2.99 GHz Kryo 680
CPU(second)

Triple-core 2.75 GHz Cortex-A710

Triple-core 2.42 GHz Kryo 680
CPU(third)

Quad-core 1.8 GHz Cortex-A510

Quad-core 1.80 GHz Kryo 680
Chipset

Qualcomm SM8475 Snapdragon 8+ Gen 1

Qualcomm SM8350 Snapdragon 888+ 5G
GPU

Adreno 730

Adreno 660
Internal storage

256, 512 GB

128, 256, 512 GB
Memory RAM

8, 12 GB

8, 12 GB
Memory card

No

No
Storage

UFS 3.1

UFS 3.1

Main camera
Camera type

Quad

Triple
Main camera

(wide) , 50 MP, f/1.9 , 23 mm, 1.0" , 1.6 µm

(wide) , 108 MP, f/1.9 , 24 mm, 1/1.33" , 0.8 µm
(periscope telephoto) , 48 MP, f/4.1 , 120 mm, 1/2.0" , 0.8 µm

(periscope telephoto) , 8 MP, f/4.1 , 120 mm, 5x optical zoom
128˚ , (ultrawide) , 48 MP, f/2.2 , 13 mm, 1/2.0" , 0.8 µm

123˚ , (ultrawide) , 13 MP, f/2.2 , 12 mm, 1/3.06" , 1.12 µm
Primary camera video

8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, 720p@3840fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K, 1080p)

8K@24fps, 4K@30/60fps, 1080p@30/60/120/480fps; gyro-EIS, HDR10+
Primary camera optics

Leica lens

-
Primary camera flash

dual-LED flash

dual-LED flash
Camera features

Autofocus, continuous autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, super night mode 2.0, HDR10 video recording

Autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, laser autofocus, AI 2.0, night mode 2.0, stagger HDR

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 32 MP, f/2.4 , 80˚ , 25 mm, 1/3" , 0.7 µm

(wide) , 20 MP, 27 mm, 1/3.4" , 0.8 µm
Selfie camera resolution

-

5184 x 3880 pixels
Selfie camera features

Face unlock, HDR, panorama

Face unlock, HDR
Selfie camera video

1080p@30/60fps

1080p@30fps

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
WLAN DLNA

Yes

-
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

-
Bluetooth

v5.2

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD, aptX Adaptive

aptX HD
Infrared

Yes

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

Yes

Yes

Features
Sensors

Accelerometer, barometer, color spectrum, compass, fingerprint, gyroscope, virtual proximity sensing

Accelerometer, color spectrum, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4860 mAh

4500 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

Quick Charge 4+, 67W (100% in 41 min)

Quick Charge 4 (100% in 15 min)
Wireless reverse charging

Yes, 10W

-
Fast wireless charging

Yes, 50W (100% in 52 min)

Yes (100% in 28 min)