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 · 2400x1080px	6.8-inch · 3088x1440px
Dual camera	Quad camera
8GB · 128GB	8GB · 256GB
4300 mAh	5000 mAh
	Check prices

Availability

Officially announced
Jul 28, 2022	Feb 01, 2023
Prices (MSRP)
	$1200 \| €1300

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, 84.24% screen-to-body	6.8-inch, 89.87% screen-to-body
Type
Super AMOLED, 120Hz, 1100 nits	Dynamic AMOLED, 120Hz, HDR, 1750 nits
Resolution
2400x1080px, 20:9 ratio, 446 PPI	3088x1440px, 19.3:9 ratio, 501 PPI
Protection
Corning Gorilla Glass Victus	Corning Gorilla Glass Victus 2

Hardware

System chip
Snapdragon 8+ Gen1 SM8475 (4 nm)	Snapdragon 8 Gen 2 SM8550 (4 nm)
Processor
Octa-core 1x3.2GHz Cortex-X2 3x2.75GHz Cortex-A710 4x2.0Ghz Cortex-A510	Octa-core 1x3.36GHz Kryo Prime 4x2.8GHz Kryo Gold 3x2.0GHz Kryo Silve
GPU
Adreno 730	Adreno 740
Memory
8GB (LPDDR5)/128GB (UFS 3.1) 8GB/256GB 16GB/256GB	8GB (LPDDR5X)/256GB (UFS 4.0) 12GB/256GB 12GB/512GB 12GB/1024GB
Storage expansion
not expandable	not expandable
OS
Android (12)	Android (14, 13)

Battery

Type
4300 mAh	5000 mAh, 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) Sensor name: Samsung ISOCELL HP2 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) Sensor name: Sony IMX564 Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm
Third camera
	10 MP (Telephoto) Sensor name: Sony IMX754 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) Sensor name: Sony IMX754 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
8K UHD (24 fps), 4K UHD (120 fps), 1080p (240 fps)	8K UHD (30 fps), 4K UHD (60 fps), 1080p (960 fps) OIS, HDR
Front
12 MP	12 MP (PDAF) Video capture: 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
a,b,g,n,ac,Wi-Fi 6 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	a,b,g,n,ac,Wi-Fi 6,Wi-Fi 6E Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C, USB 2.0	Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor
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
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
Additional microphone(s)
Noise cancellation

Cellular

5G Bands
n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n77, n78	n1, n7, n28, n41, n66, n71, n78, n258, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 66, 71	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71
4G (TDD) Bands
34, 38, 39, 40, 41, 42	38, 39, 40, 41, 46, 48
3G Bands
2, 3, 5, 8	1, 2, 4, 5, 8
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

Alternative variants

With 256GB internal storage


Memory	256GB

With 12GB RAM


Memory	12GB

With 16GB RAM and 256GB internal storage


Memory	16GB/256GB

With 12GB RAM and 512GB internal storage


Memory	12GB/512GB
Prices (MSRP)	$1450 \| €1589

With 12GB RAM and 1TB internal storage


Memory	12GB/1024GB
Prices (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, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66
4G (TDD) Bands	38, 39, 40, 41

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