Asus Zenfone 9 Review

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Main Features

Launched in August 2022

5.9" - 445 PPI

2 Cameras

Qualcomm Snapdragon 8 Plus Gen 1 Chipset

128/256 GB Storage

4300 mAh Battery

169 g (5.96 oz)

Replaced by Asus Zenfone 10

Expected OS Support Ends in: Ended

Expected Security Support Ends in: 3 month(s)

CHECK PRICE

Asus Zenfone 9 Overview

Asus Zenfone 9 is a Android phone with a 50.0 MP main camera and a 12.0 MP selfie camera. Zenfone 9 features a 5.9" sized Super AMOLED screen with 1080 x 2400 pixels resolution. Asus released Zenfone 9 to market in August 2022.

Asus later replaced Asus Zenfone 9 with asus-zenfone-10. Follow the link to read our in-depth comparison of these phones:

Compare Asus Zenfone 9 vs asus-zenfone-10

Zenfone 9 is a member of Asus's Zenfone series of smartphones. Below you can find the latest models from this series.

Asus Zenfone Series History

Model	Release Date	Screen Size	Cameras	Weight
Asus Zenfone 12 Ultra Compare	February 2025	6.8"	3 (50 MP + 32 MP + 13 MP)	220 g (7.76 oz)
Asus Zenfone 11 Ultra Compare	April 2024	6.8"	3 (50 MP + 32 MP + 13 MP)	225 g (7.94 oz)
Asus Zenfone 10 Compare	July 2023	5.9"	2 (50 MP + 13 MP)	172 g (6.07 oz)
Asus Zenfone 9	August 2022	5.9"	2 (50 MP + 12 MP)	169 g (5.96 oz)

Asus Zenfone 9 PROs and CONs Review

Now let's get in to more details of our Asus Zenfone 9 review by analysing its specs and features and listing out its pros and cons compared to average competitor phones in its class.

PROs

High PPI of 445 ppi

High Screen Refresh rate of 120 Hz

High Max Screen Brightness of 1100 nits

HDR Support (HDR10+)

High Max HDR Brightness of 1100 nits

Always-on Screen

DCI-P3 Color Space

Screen covers 98.8% of RBG color space

Short Response time of 2 ms

IP68 rated Weather Sealings

Fingerprint Scanner (in-button)

8/16GB RAM

128/256 GB Storage

4300 mAh Battery

Reverse Charging Support

Fast Charging Support (57% in 30 min)

50 MP Main Camera

8K Video Recording Up to Up to 24FPS

4K Video Recording Up to Up to 120FPS

480 FPS (720p) Slow Motion recording

Bokeh Mode

RAW Support

Pro Shooting Mode

12 MP Selfie Camera

4K Video (30p) with Selfie Camera

Bluetooth v5.2

NFC (Near-field communication)

2 SIM Slots

5G Support

Stereo Speakers

Headphone Jack

Optical Stabilization on the Main Camera

CONs

No significant CONS

Most Popular Alternatives to Asus Zenfone 9

Here are the 8 phones that our readers compare the most with the Asus Zenfone 9:

Asus Zenfone Popular Comparisons

Model	Release Date	Screen Size	Weight
Asus Zenfone 10 Compare	July 2023	5.9"	172 g (6.07 oz)
Asus Zenfone 11 Ultra Compare	April 2024	6.8"	225 g (7.94 oz)
Xiaomi 13T Pro Compare	September 2023	6.7"	206 g (7.27 oz)
OnePlus 12R Compare	February 2024	6.8"	207 g (7.3 oz)
Xiaomi Redmi Note 13 4G Compare	January 2024	6.7"	188.5 g (6.65 oz)
Tecno Pova 3 Compare	May 2022	6.9"	231 g (8.15 oz)
Motorola Edge 40 Compare	May 2023	6.6"	167 g (5.89 oz)
Motorola Edge 2023 Compare	October 2023	6.6"	168 g (5.93 oz)

Asus Zenfone 9 Features and Specification

Here is the timeline of the Asus Zenfone 9 series:

Asus Zenfone 9August 2022

Asus Zenfone 10July 2023

Asus Zenfone 11 UltraApril 2024

Asus Zenfone 12 UltraFebruary 2025

GENERAL
Brand	Asus
Launch Date	August 2022
Product Series	Asus Zenfone
Successor Model	Asus Zenfone 10
Operating System	Android 12 (Can be upgraded to Android 13)
PHYSICAL SPECS
Height	146.5 mm (5.77")
Width	68.1 mm (2.68")
Thickness	9.1 mm (0.36")
Weight	169 g (5.96 oz)
Waterproof	IP68
Available Colors	White Black Blue Red
Rear Material	Plastic
Frame Material	Metal
SCREEN
Screen Size	5.9"
Aspect Ratio	20:9
Resolution	1080 x 2400 pixels
PPI	445
Refresh Rate	120 Hz
Adaptive Refresh Rate
Max Brightness	1100 nits
Max Brightness in HDR	1100 nits
HDR Support	HDR10+
Screen Protection	Gorilla Glass Victus
Screen-to-Body Ratio	84.6%
Display Features	DCI-P3 Always-On Display DC Dimming
RGB Color Space	98.8%
PWM	478 Hz
Response Time	2 ms
Contrast	∞ Infinity
CHIPSET
Chipset	Qualcomm Snapdragon 8 Plus Gen 1
CPU Cores	8 (1 + 3 + 4)
Architecture	4 cores @2 GHz: Cortex-A510 3 cores @2.75 GHz: Cortex-A710 1 core @3.2 GHz: Cortex-X2
Max Clock	3190 MHz
L3 Cache	6 MB
Lithography Process	4 nm
Graphics	Adreno 730
GPU Clock	900 MHz
GPU Shading Units	1536
FLOPS	~2764.8 GFLOPS
RAM and STORAGE
RAM Size	8/16 GB
Memory Type	LPDDR5
Memory Clock	3190 MHz
Channels	4
Storage Size	128/256 GB
Storage Type	UFS 3.1
Memory Card	No
BATTERY and CHARGING
Battery Capacity	4300 mAh
Max Charging Power	30 W
Battery Type	Li-Po
Replaceable Battery	No
Wireless Charging	No
Reverse Charging	Yes
Fast Charging	Yes (57% in 30 min)
Full Charging Time	1:15 hr
Standby Time	91 hr
CAMERAS
Main Camera
Max Resolution	50 MP
Zoom	Digital
Flash	LED
Image Stabilization	Optical
8K Video	Up to 24 FPS
4K Video	Up to 120 FPS
HD Video	Up to 60 FPS
Slow Motion	480 FPS (720p)
Angle of View	113°
Camera Set-up	2 (50 MP + 12 MP)
Ultra-wide Camera	12 MP Aperture: f/2.2 Focal length: 14.4 mm Pixel size: 1.4 micron Sensor: 1/2.55", Sony IMX363 (Exmor-RS CMOS) Phase autofocus
Camera Features	Bokeh mode Pro mode RAW support
Selfie Camera
Max Resolution	12.0 MP
Aperture	f/2.5
Focal Length	27.5 mm
Pixel Size	1.22 microns
Sensor Type	Exmor-RS CMOS
Sensor Size	1/2.93"
Video Resolution	2160p (4K) at 30 FPS
CONNECTIVITY
WiFi Standard	Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
WiFi Features	Dual Band Wi-Fi MiMO Wi-Fi Direct Wi-Fi Hotspot Wi-Fi Display
Bluetooth Version	5.2
Bluetooth Features	LE
USB Type	USB Type-C
USB Version	2
USB Features	Charging USB-Storage mode OTG
GPS	GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
NFC
Infrared Port