Samsung Galaxy S9 vs Asus ROG Phone II Specs Comparison

Availability

Officially announced
Feb 25, 2018	Jul 22, 2019
Prices (MSRP)
$720

Design

Dimensions
5.81 x 2.70 x 0.33 inches 147.7 x 68.7 x 8.5 mm	6.73 x 3.06 x 0.37 inches 170.99 x 77.6 x 9.48 mm
Weight
5.75 oz / 163.0 g	8.47 oz / 240.0 g
Materials
Back: Glass (Corning Gorilla Glass 5) Frame: Aluminum	Back: Glass (Corning Gorilla Glass 3) Frame: Aluminum
Resistance
Water, Dust; IP68
Biometrics
Iris scanner, 2D Face unlock, Fingerprint (touch)	2D Face unlock, Optical in-screen fingerprint
Features
Notification light
Keys
Left: Volume control, Other; Right: Lock/Unlock key
Colors
Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue	Black Glare

Display

Size
5.8-inch, 84.36% screen-to-body	6.6-inch, 80.24% screen-to-body
Type
Super AMOLED, HDR	AMOLED, 120Hz, HDR, 600 nits
Resolution
2960x1440px, 18.5:9 ratio, 568 PPI	2340x1080px, 19.5:9 ratio, 391 PPI
Protection
Corning Gorilla Glass 5	Corning Gorilla Glass 6

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
1 (Excellent)	6 (Poor)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 845 SDM845 (10 nm)	Snapdragon 855 Plus SM8150-AC (7 nm)
Processor
Octa-core 2800 MHz Kryo 385	Octa-core 2960 MHz Kryo 485
GPU
Adreno 630	Adreno 640
Memory
4GB (LPDDR4)/64GB 4GB/128GB 4GB/256GB	12GB (LPDDR4)/512GB (UFS 3.0) 12GB/1000GB
Storage expansion
microSDXC up to 400 GB	not expandable
OS
Android (10, 9.0 Pie, 8.0 Oreo)	Android (11, 10, 9.0 Pie)

Battery

Type
3000 mAh, Li - Ion	6000 mAh
Charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging Qi and Powermat wireless charging	Qualcomm Quick Charge 4+, USB Power Delivery

Camera

Rear
Single camera	Dual camera
Main camera
12 MP (OIS, PDAF) Aperture size: F1.5/F2.4 Sensor size: 1/2.55" Pixel size: 1.4 μm	48 MP (Laser and PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
	13 MP (Ultra-wide) Aperture size: F2.4 Focal Length: 11 mm
Flash
LED	Dual LED
Video recording
4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video calling, Video sharing	4K UHD (60 fps), 1080p (240 fps), 720p (480 fps) Time-lapse video, Picture-taking during video recording, EIS
Front
8 MP (Autofocus, HDR) Video capture: QHD (30 fps)	24 MP (HDR) Video capture: 1080p

Connectivity & Features

Bluetooth
5.0	5.0, Yes
WLAN
a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac,ad,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ad
USB
Type-C, USB 3.1	Type-C, USB 3.1
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor
Hearing aid compatible
	M3/T3
Location
GPS, A-GPS, Glonass, Galileo, BeiDou	GPS, A-GPS, Glonass, Galileo, BeiDou, Dual-band positioning, Cell ID, Wi-Fi positioning
Other
NFC, ANT+	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Features
32-Bit DAC, aptX-HD	DTS:X Virtual Surround, aptX-HD
Screen mirroring
Wireless screen share	DLNA,Wireless screen share
Radio
FM	FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 29, 32, 66
4G (TDD) Bands
38, 39, 40, 41, 46	34, 38, 39, 40, 41, 46
3G Bands
5, 8, 4, 2, 1	1, 2, 4, 5, 8
Data Speed
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA	LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
Date approved: Jan 11, 2018 FCC ID value: A3LSMG960U	Date approved: Aug 13, 2019 FCC ID value: MSQI001D
Measured SAR
Head: 0.35 W/kg Body: 0.96 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 0.95 W/kg	Head: 1.04 W/kg Body: 0.83 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.19 W/kg

Alternative variants

International version

System chip	Samsung Exynos 9 9810 (10 nm)
Processor	Octa-core 2900 MHz Exynos M3 and ARM Cortex-A55
GPU	Mali-G72 MP18
FCC approval	Date approved: Dec 27, 2017 FCC ID value: A3LSMG960F
Measured SAR	Head: 0.26 W/kg Body: 1.00 W/kg Simultaneous Transmission: 1.56 W/kg Wireless Router: 1.04 W/kg

Memory	1000GB
Colors	Matte Black
Data Speed	LTE-A Pro Cat 20 (2000/150 Mbit/s)

with Dual SIM

System chip	Samsung Exynos 9 9810 (10 nm)
Processor	Octa-core 2900 MHz Exynos M3 and ARM Cortex-A55
GPU	Mali-G72 MP18
Dual SIM	Yes

with 256 GB storage

Memory	256GB
Prices (MSRP)	$820

with 128 GB storage

Memory	128GB
Prices (MSRP)	$770

Discover more

Full Specs Samsung Galaxy S9 Specs PA Review Samsung Galaxy S9 Review

Full Specs Asus ROG Phone II Specs PA Review Asus ROG Phone II Review