Asus Zenfone 9 vs Samsung Galaxy S23 Ultra Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

9.1	7.1
Asus Zenfone 9	Samsung Galaxy S23 Ultra
Released · Sep 15, 2022	Released · Feb 17, 2023
5.9-inch	6.8-inch
Dual camera	Quad camera
8GB · 128GB	8GB · 256GB
4300 mAh	5000 mAh
	Check prices

Design

Dimensions
5.77 x 2.68 x 0.36 inches 146.5 x 68.1 x 9.1 mm	6.43 x 3.07 x 0.35 inches (~0.42 inches with camera bump) 163.3 x 78 x 8.9 mm (~10.68 mm with camera bump)
Weight
5.96 oz (169.0 g)	8.25 oz (234.0 g)
Materials
	Back: Glass (Corning Gorilla Glass Victus 2) Frame: Aluminum
Resistance
Yes; IP68	Water, Splash, Dust; IP68
Biometrics
Fingerprint (touch)	2D Face unlock, Ultrasonic in-screen fingerprint
Features
	Stylus
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
	Phantom Black, Cream, Green, Lavender

Display

Size
5.9-inch	6.8-inch
Resolution
2400x1080px, 20:9 ratio, 446 PPI	3088x1440px, 19.3:9 ratio, 501 PPI
Technology
Super AMOLED	Dynamic AMOLED
Refresh rate
120Hz	120Hz
Screen-to-body
84.24 %	89.87 %
Peak brightness
1100 cd/m2 (nit)	1750 cd/m2 (nit)
Features
Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus 2), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 8+ Gen1 SM8475 (4 nm)	Qualcomm Snapdragon 8 Gen 2 SM8550 (4 nm)
Processor
Octa-core 1x 3.2GHz Cortex-X2 + 3x 2.75GHz Cortex-A710 + 4x 2.0Ghz Cortex-A510	Octa-core 1x3.36GHz Kryo Prime 4x2.8GHz Kryo Gold 3x2.0GHz Kryo Silve
GPU
Adreno 730	Adreno 740
RAM
8GB (LPDDR5)	8GB (LPDDR5X)
Internal storage
128GB (UFS 3.1)	256GB (UFS 4.0)
Storage expansion
not expandable	not expandable
OS
Android (12)	Android (14, 13), One UI

Battery

Capacity
4300 mAh	5000 mAh
Type
	Li - Ion
Charging
Fast charging	Fast charging, Qi wireless charging, Reverse wireless charging
Charge speed
Wired: 30.0W	Wired: 45.0W Wireless: 15.0W

Battery Life Estimate

7h 37min

Browsing

17h 13min

Video

12h 14min

Gaming

8h 12min

Battery Life Estimate

7h 17min

Browsing

18h 57min

Video

8h 54min

Gaming

10h 59min

Camera

Rear
Dual camera	Quad camera
Main camera
50 MP (OIS, PDAF) Aperture size: F1.9 Sensor size: 1/1.56"	200 MP (OIS, PDAF) Aperture size: F1.7 Focal length: 24 mm Sensor size: 1/1.3" Pixel size: 0.6 μm
Second camera
12 MP Aperture size: F2.2 Focal Length: 14.4 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	12 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm
Third camera
	10 MP (Telephoto) Optical zoom: 10.0x Aperture size: F4.9 Focal Length: 230 mm Sensor size: 1/3.52" Pixel size: 1.12 μm
Fourth camera
	10 MP (Telephoto, OIS) Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 69 mm Sensor size: 1/3.52" Pixel size: 1.12 μm
Flash
LED	LED
Video recording
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (120 fps), 1920x1080 (Full HD) (240 fps)	7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (960 fps) OIS, HDR
Front
12 MP	12 MP (PDAF), Video capture: 3840x2160 (4K UHD) (60 fps)

N/A

Overall

N/A

Photo

N/A

Video

147

Overall

150

Photo

144

Video

Connectivity & Features

Bluetooth
5.2	5.3
WLAN
802.11 a,b,g,n,ac,ax(Wi-Fi 6) Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,ax(Wi-Fi 6),Wi-Fi 6E Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0	Type-C, USB 3.2
Hearing aid compatible
	M3/T4
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
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers)	Accelerometer, Gyroscope, Compass, Barometer
Other
NFC	NFC, Ultra Wideband (UWB)

Multimedia

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

Cellular

5G
Bands n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n77, n78	Bands n1, n7, n28, n41, n66, n71, n78, n258, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD)
Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
3G
Bands 2(1900), 3(1800), 5(850), 8(900)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Dual Nano SIM	Dual Nano SIM + eSIM

Regulatory Approval

FCC approval
	Date approved: Dec 08, 2023 FCC ID value: A3LSMS918U
Measured SAR
	Head: 1.12 W/kg Body: 0.92 W/kg Simultaneous Transmission: 1.58 W/kg Wireless Router: 1.16 W/kg

Buyers information

MSRP
	$ 1200 / € 1300
In The Box
	USB-C cable, SIM Tray ejector, Paperwork

Availability

Officially announced
Jul 28, 2022	Feb 01, 2023

Alternative variants

With 256GB internal storage


Internal storage	256GB

With 12GB RAM


RAM	12GB

With 16GB RAM and 256GB internal storage


RAM	16GB
Internal storage	256GB

With 12GB RAM and 512GB internal storage


RAM	12GB
Internal storage	512GB
MSRP	$ 1450 / € 1589

With 12GB RAM and 1TB internal storage


RAM	12GB
Internal storage	1024GB
MSRP	$ 1649 / € 1749

International


5G	Bands n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n75, n77, n78, SA, NSA, Sub-6
4G (FDD)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)
4G (TDD)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+)

Links

Full specifications
Asus Zenfone 9 Specs	Samsung Galaxy S23 Ultra Specs
PhoneArena Review
Asus Zenfone 9 Review	Samsung Galaxy S23 Ultra Review
User Reviews
	Samsung Galaxy S23 Ultra User Reviews