Asus ZenFone 5z 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.

7.8	7.1
Asus ZenFone 5z	Samsung Galaxy S23 Ultra
Released · Jun 13, 2018	Released · Feb 17, 2023
6.2-inch	6.8-inch
Dual camera	Quad camera
8GB · 256GB	8GB · 256GB
3300 mAh	5000 mAh
	Check prices

Design

Dimensions
6.02 x 2.98 x 0.30 inches 153 x 75.65 x 7.7 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
5.82 oz (165.0 g)	8.25 oz (234.0 g)
Materials
Back: Glass Frame: Aluminum	Back: Glass (Corning Gorilla Glass Victus 2) Frame: Aluminum
Resistance
	Water, Splash, Dust; IP68
Biometrics
2D Face unlock, Fingerprint (touch)	2D Face unlock, Ultrasonic in-screen fingerprint
Features
Notification light	Stylus
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Silver, Blue	Phantom Black, Cream, Green, Lavender

Display

Size
6.2-inch	6.8-inch
Resolution
2246x1080px, 18.7:9 ratio, 402 PPI	3088x1440px, 19.3:9 ratio, 501 PPI
Technology
Super IPS+ LCD	Dynamic AMOLED
Refresh rate
	120Hz
Screen-to-body
83.69 %	89.87 %
Peak brightness
500 cd/m2 (nit)	1750 cd/m2 (nit)
Features
Scratch-resistant glass (Corning Gorilla Glass), 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 845 SDM845 (10 nm)	Qualcomm Snapdragon 8 Gen 2 SM8550 (4 nm)
Processor
Octa-core 2800 MHz Kryo 385	Octa-core 1x3.36GHz Kryo Prime 4x2.8GHz Kryo Gold 3x2.0GHz Kryo Silve
GPU
Adreno 630	Adreno 740
RAM
8GB (LPDDR4)	8GB (LPDDR5X)
Internal storage
256GB	256GB (UFS 4.0)
Storage expansion
microSDXC up to 2000 GB	not expandable
OS
Android (10, 9.0 Pie, 8.0 Oreo), ASUS Zen UI	Android (14, 13), One UI

Battery

Capacity
3300 mAh	5000 mAh
Type
Li - Ion	Li - Ion
Charging
Qualcomm Quick Charge 3.0	Fast charging, Qi wireless charging, Reverse wireless charging
Charge speed
	Wired: 45.0W Wireless: 15.0W

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

7h 17min

Browsing

18h 57min

Video

8h 54min

Gaming

10h 59min

Camera

Rear
Dual camera	Quad camera
Main camera
Aperture size: F1.8 Focal length: 24 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	200 MP (OIS, PDAF) Aperture size: F1.7 Focal length: 24 mm Sensor size: 1/1.3" Pixel size: 0.6 μm
Second camera
8 MP (Ultra-wide) Aperture size: F2.0 Focal Length: 12 mm Sensor size: 1/4" Pixel size: 1.12 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
Dual LED	LED
Video recording
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (240 fps) Time-lapse video, Picture-taking during video recording, EIS, Video calling, Video sharing	7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (960 fps) OIS, HDR
Front
8 MP (Wide Angle, Autofocus, HDR), Video capture: 1920x1080 (Full HD)	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
5.0	5.3
WLAN
802.11 a,b,g,n,ac,dual-band MIMO, 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, BeiDou	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer, Gyroscope, Compass, Barometer
Other
NFC, VoIP, Tethering, Computer sync, OTA sync	NFC, Ultra Wideband (UWB)

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Features
DTS:X Virtual Surround, aptX-HD
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

5G
	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), 5(850), 7(2600), 8(900), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT)	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 38(2600), 39(1900+), 40(2300), 41(2600+)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
3G
Bands 6(800), 5(850), 8(900), 3(1800), 2(1900), 1(2100)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM	Dual Nano SIM + eSIM
HD Voice
Yes
VoLTE
Yes

Regulatory Approval

FCC approval
Date approved: Jul 12, 2018 FCC ID value: MSQZ01RD	Date approved: Dec 08, 2023 FCC ID value: A3LSMS918U
Measured SAR
Head: 1.16 W/kg Body: 0.89 W/kg Simultaneous Transmission: 1.58 W/kg Wireless Router: 1.19 W/kg	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
Feb 27, 2018	Feb 01, 2023

Alternative variants

with 128 GB storage


RAM	6GB
Internal storage	128GB

With 12GB RAM


RAM	12GB

with 64 GB storage


RAM	4GB
Internal storage	64GB
MSRP	$ 499

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 5z Specs	Samsung Galaxy S23 Ultra Specs
PhoneArena Review
Asus ZenFone 5z Review	Samsung Galaxy S23 Ultra Review
User Reviews
	Samsung Galaxy S23 Ultra User Reviews