Asus ROG Phone 8 vs Asus Zenfone 9

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700(AWS), 1800, 1900, 2100

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 43, 48, 66

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
5G network

5G band 1, 2, 3, 5, 7, 8, 12, 18, 20, 25, 26, 28, 38, 40, 41, 48, 66, 77, 78, 79 SA/NSA/Sub6

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
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

6.76 Mbps

5.76 Mbps
LTE speed

LTE-A (7CA), 2000 Mbps download, 211 Mbps upload

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

-

4.5 Gbps download, 0.9 Gbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass), aluminum frame

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

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

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

163.8 mm

146.5 mm
Width

76.8 mm

68.1 mm
Thickness

8.9 mm

9.1 mm
Weight

225 g

169 g
Waterproof

IP68 (1.5m and 30 mins)

IP68 (1.5m and 30 mins)
Dust proof

IP68

IP68
Build features

Illuminated RGB logo (on the back), pressure sensitive zones (Gaming triggers)

-
Colors

Black, Grey

Black, Blue, Red, Silver

Display
Display type

LTPO AMOLED

Super AMOLED
Physical size

6.78 inches

5.9 inches
Resolution

1080 x 2400 pixels

1080 x 2400 pixels
Pixel density

388 ppi

445 ppi
Display colors

1073741824

16777216
Protection

Corning Gorilla Glass Victus 2

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

Always-On display, 165Hz, HDR10, 1600 nits (HBM), 2500 nits (peak)

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

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.3 GHz Cortex-X4

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

Penta-core 3.2 GHz Cortex-A720

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

Dual-core 2.3 GHz Cortex-A520

Quad-core 1.8 GHz Cortex-A510
Chipset

Qualcomm SM8650-AB Snapdragon 8 Gen 3

Qualcomm SM8475 Snapdragon 8+ Gen 1
GPU

Adreno 750

Adreno 730
Memory RAM

12, 16 GB

8, 16 GB
Internal storage

256 GB

128, 256 GB
Memory card

No

No
Storage

UFS 4.0, NTFS support for external storage

UFS 3.1

Main camera
Camera type

Triple

Dual
Main camera

(wide) , 50 MP, f/1.9 , 24 mm, 1/1.56" , 1.0 µm

(wide) , 50 MP, f/1.9 , 23.8 mm, 1/1.56" , 1.0 µm, 84˚
(telephoto) , 32 MP, f/2.4 , 1/3.2" , 0.7 µm, 3x optical zoom

(ultrawide) , 12 MP, f/2.2 , 1/2.93" , 1.4 µm, 113˚ , 14.4 mm
120˚ , (ultrawide) , 13 MP, f/2.2 , 13 mm
Primary camera resolution

8190 x 6120 pixels

8190 x 6120 pixels
Primary camera video

8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, 720p@480fps; gyro-EIS, HDR10+

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

LED flash

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, RAW, Pro Video mode

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

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 32 MP, f/2.5 , 22 mm, 1/3.2" , 0.7 µm

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

-

4032 x 3024 pixels
Selfie camera features

Face unlock, face detection, HDR

Dual-pixel phase detection autofocus, face unlock, HDR
Selfie camera video

1080p@30fps

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

Connectivity
WLAN

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

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
WiFi Tri-Band

Yes

-
WLAN DLNA

-

Yes
USB

USB Type-C 3.1 (side), DisplayPort 1.4, USB Type-C 2.0 (bottom)

Type-C 3.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.3

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD, aptX Adaptive, aptX Lossless

aptX HD, aptX Adaptive
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, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

5500 mAh

4300 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

Quick Charge 5.0, 65W (100% in 39 min)

Quick Charge 4+, 30W
Reverse charging

Yes, 10W

Yes
Wireless charging

Qi

-