Asus ROG Phone 8 vs Samsung Galaxy S23 Ultra Specs Comparison

Availability

Officially announced
Jan 08, 2024	Feb 01, 2023
Prices (MSRP)
12GB/256GB - €1100	8GB/256GB - $1200 | €1300 12GB/512GB - $1450 | €1589 12GB/1024GB - $1649 | €1749

Design

Dimensions
6.45 x 3.02 x 0.35 inches 163.8 x 76.8 x 8.9 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
7.94 oz / 225.0 g	8.25 oz / 234.0 g
Materials
Back: Glass (Corning Gorilla Glass) Frame: Aluminum	Back: Glass (Corning Gorilla Glass Victus 2) Frame: Aluminum
Resistance
Yes; IP68	Water, Splash, Dust; IP68
Biometrics
Optical in-screen fingerprint	2D Face unlock, Ultrasonic in-screen fingerprint
Features
Dedicated game buttons	Stylus
Keys
	Right: Volume control, Lock/Unlock key
Colors
Phantom Black, Rebel Grey	Phantom Black, Cream, Green, Lavender

Display

Size
6.8-inch, 88.31% screen-to-body	6.8-inch, 89.87% screen-to-body
Type
OLED, 165Hz, HDR, 2500 nits	Dynamic AMOLED, 120Hz, HDR, 1750 nits
Resolution
2400x1080px, 20:9 ratio, 388 PPI	3088x1440px, 19.3:9 ratio, 501 PPI
Protection
Corning Gorilla Glass Victus 2	Corning Gorilla Glass Victus 2

PhoneArena Display Test

Bright Max (20% APL)
Untested	1598 (Good)
Bright Min
Untested	0.8 (Excellent)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
QualcommSnapdragon 8 Gen 3 SM8650-AB (4 nm)	Snapdragon 8 Gen 2 SM8550 (4 nm)
Processor
Octa-core 1x3.3GHz Cortex-X4 5x3.2GH​z Cortex-A720 2x2.3​GHz Cortex-A520	Octa-core 1x3.36GHz Kryo Prime 4x2.8GHz Kryo Gold 3x2.0GHz Kryo Silve
GPU
Adreno 750	Adreno 740
Memory
12GB (LPDDR5X)/256GB (UFS 4.0) 16GB/256GB	8GB (LPDDR5X)/256GB (UFS 4.0) 12GB/256GB 12GB/512GB 12GB/1024GB
Storage expansion
	not expandable
OS
Android (14)	Android (14, 13)

PhoneArena Performance Test

GeekBench 6 Single
3203	1971
GeekBench 6 Multi
10184	5115
3D Mark High
5935	3828
3D Mark Low
5813	1951

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
5500 mAh	5000 mAh, Li - Ion
Charging
Fast charging Qi wireless charging, Reverse wired charging	Fast charging Qi wireless charging, Reverse wireless charging
Charge speed
Wired: 65.0W Wireless: 15.0W	Wired: 45.0W Wireless: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

8h 37min

Browsing

18h 25min

Video

12h 41min

Gaming

13h 41min

Battery Life Estimate

7h 17min

Browsing

18h 57min

Video

8h 54min

Gaming

10h 59min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Quad camera
Main camera
50 MP (OIS, PDAF) Aperture size: F1.9 Focal length: 24 mm Sensor size: 1/1.56" Pixel size: 1.0 μm	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
13 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm	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
32 MP (Telephoto, OIS) Optical zoom: 3.0x Aperture size: F2.4 Sensor size: 1/3.2" Pixel size: 0.7 μm	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 (60 fps), 1080p (240 fps)	8K UHD (30 fps), 4K UHD (60 fps), 1080p (960 fps) OIS, HDR
Front
32 MP Video capture: 1080p (30 fps)	12 MP (PDAF) Video capture: 4K UHD (60 fps)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

147

Overall

150

Photo

144

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.3	5.3
WLAN
Wi-Fi 6,Wi-Fi 6E,Wi-Fi 7 Wi-Fi Direct, Hotspot 802.11 b, g, n, ac, ax	Wi-Fi 6,Wi-Fi 6E Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C	Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, 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

Cellular

5G Bands
n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n29, n38, n40, n41, n48, n66, n71, n77, n78, n79, SA, NSA, Sub-6	n1, n7, n28, n41, n66, n71, n78, n258, n260, n261, SA, NSA, Sub-6, mmWave International version - n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n75, n77, n78, SA, NSA, Sub-6
LTE Bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 66, 71	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71 International version - 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66
TDD Bands
34, 38, 39, 41, 42, 48	38, 39, 40, 41, 46, 48 International version - 38, 39, 40, 41
3G Bands
1, 2, 4, 5, 6, 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 16GB RAM

Memory	16GB

With 12GB RAM

Memory	12GB

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
LTE Bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66
TDD Bands	38, 39, 40, 41

Discover more

Full Specs Asus ROG Phone 8 Specs

Full Specs Samsung Galaxy S23 Ultra Specs PA Review Samsung Galaxy S23 Ultra Review