Asus Zenfone 9 vs Xiaomi 12S Ultra

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100

HSDPA 800, 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, 20, 26, 28, 34, 38, 39, 40, 41, 42 - A version; 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 - B version; 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 34, 38, 39, 40, 41, 42, 66, 71 - C version

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

5G band 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78 - A version; 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 41, 77, 78 - B version; 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78 - C version

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

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A (5CA), Cat20, 2000 Mbps download, 211 Mbps upload

LTE-A
5G speed

4.5 Gbps download, 0.9 Gbps upload

-
GPRS

Yes

Class 33
EDGE

Yes

Class 33

Design
Build

Glass front (Gorilla Glass Victus), polymer back, aluminum frame

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

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

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

146.5 mm

163.2 mm
Width

68.1 mm

75 mm
Thickness

9.1 mm

9.1 mm
Weight

169 g

225 g
Waterproof

IP68 (1.5m and 30 mins)

-
Dust proof

IP68

-
Colors

Black, Blue, Red, Silver

Black, Green

Display
Display type

Super AMOLED

LTPO2 AMOLED
Physical size

5.9 inches

6.73 inches
Resolution

1080 x 2400 pixels

1440 x 3200 pixels
Pixel density

445 ppi

522 ppi
Display colors

16777216

1073741824
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass Victus

Scratch resistant, Corning Gorilla Glass Victus
Display features

Always-on display, 120Hz, HDR10+, 1100 nits (peak)

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

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.19 GHz Cortex-X2

Single-core 3.19 GHz Cortex-X2
CPU(second)

Triple-core 2.75 GHz Cortex-A710

Triple-core 2.75 GHz Cortex-A710
CPU(third)

Quad-core 1.8 GHz Cortex-A510

Quad-core 1.8 GHz Cortex-A510
Chipset

Qualcomm SM8475 Snapdragon 8+ Gen 1

Qualcomm SM8475 Snapdragon 8+ Gen 1
GPU

Adreno 730

Adreno 730
Memory RAM

8, 16 GB

8, 12 GB
Internal storage

128, 256 GB

256, 512 GB
Memory card

No

No
Storage

UFS 3.1

UFS 3.1

Main camera
Camera type

Dual

Quad
Main camera

(wide) , 50 MP, f/1.9 , 84˚ , 23.8 mm, 1/1.56" , 1.0 µm

(wide) , 50 MP, f/1.9 , 23 mm, 1.0" , 1.6 µm
(ultrawide) , 12 MP, f/2.2 , 113˚ , 14.4 mm, 1/2.93" , 1.4 µm

(periscope telephoto) , 48 MP, f/4.1 , 120 mm, 1/2.0" , 0.8 µm
128˚ , (ultrawide) , 48 MP, f/2.2 , 13 mm, 1/2.0" , 0.8 µm
Primary camera resolution

8190 x 6120 pixels

-
Primary camera video

8K@24fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR

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

-

Leica lens
Primary camera flash

LED flash

dual-LED flash
Camera features

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, macro-mode, phase detection autofocus, laser autofocus, RAW

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

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(standard) , 12 MP, f/2.5 , 27.5 mm, 1/2.93" , 1.22 µm

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

4032 x 3024 pixels

-
Selfie camera features

Dual-pixel phase detection autofocus, face unlock, HDR

Face unlock, HDR, panorama
Selfie camera video

4K@30fps, 1080p@30/60fps

1080p@30/60fps

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

Yes
USB

Type-C 3.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.2

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD, aptX Adaptive

aptX HD, aptX Adaptive
Infrared

-

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

Yes

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

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

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4300 mAh

4860 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

Quick Charge 4+, 30W

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

Yes

-
Wireless reverse charging

-

Yes, 10W
Fast wireless charging

-

Yes, 50W (100% in 52 min)