Asus ROG Phone 3 vs Samsung Galaxy S21 Ultra

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

6.6 inches
6.8 inches

Resolution:

2340 x 1080 pixels, 19.5:9 ratio, 391 PPI
3200 x 1440 pixels, 20:9 ratio, 516 PPI

Technology:

AMOLED
Dynamic AMOLED

Screen-to-body:

79.98 %
89.33 %

Peak brightness:

1000 cd/m2 (nit)
1600 cd/m2 (nit)

Features:

144Hz refresh rate, HDR video support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor
120Hz refresh rate (adaptable), HDR video support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 865+ SM8250
Qualcomm Snapdragon 888

Processor:

Octa-core, 3090 MHz, Kryo 585, 64-bit, 7 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm

GPU:

Yes
Adreno 660

RAM:

12GB LPDDR5
12GB LPDDR5

Internal storage:

128GB (UFS 3.1), not expandable
128GB (UFS 3.1), not expandable

Device type:

Smartphone
Smartphone

OS:

Android (10)
Android (11), Samsung One UI

Battery

Capacity:

6000 mAh
5000 mAh

Type:

Not user replaceable
Li - Polymer, Not user replaceable

Battery life test results:

Charging:

Qualcomm Quick Charge 3.0, Qualcomm Quick Charge 4, USB Power Delivery
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging

Max charge speed:

Wired: 30.0W
Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Triple camera
Quad camera

Main camera:

64 MP (PDAF)
108 MP (OIS, Laser and PDAF)

Specifications:

Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.33"; Pixel size: 0.8 μm

Second camera:

13 MP (Ultra-wide)
10 MP (Telephoto, OIS, PDAF)

Specifications:

Aperture size: F2.4; Focal Length: 11 mm
Optical zoom: 3x; Aperture size: F2.4; Focal Length: 70 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm

Third camera:

5 MP (Macro)
12 MP (Ultra-wide, PDAF)

Specifications:

Aperture size: F2.0
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Fourth camera:

10 MP (Periscope, OIS, PDAF)

Specifications:

Optical zoom: 10x; Aperture size: F4.9; Focal Length: 240 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm

Video recording:

7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (120 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (480 fps)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

HDR, Time-lapse video, Hyperlapse, Picture-taking during video recording, EIS
HDR, Hyperlapse, EIS

Front:

24 MP
40 MP (PDAF, HDR)

Video capture:

3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.73 x 3.07 x 0.39 inches (171 x 78 x 9.85 mm)
6.50 x 2.98 x 0.35 inches (165.1 x 75.6 x 8.9 mm)

Weight:

8.47 oz (240.0 g)
8.04 oz (229.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 3); Frame: Aluminum
Back: Glass (Corning Gorilla Glass Victus); Frame: Aluminum

Resistance:

Water, Dust; IP68

Biometrics:

In-screen fingerprint
2D Face unlock, Ultrasonic in-screen fingerprint

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Black glare
Phantom black, Silver

Cellular

5G:

n1, n2, n3, n5, n28, n41, n66, n71, n77, n78, n79
n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave

LTE (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), 29(700 d), 30(2300 WCS), 32(1500 L-band), 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), 30(2300 WCS), 66(AWS-3), 71(600)

LTE (TDD):

Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500), 48(3600)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS:

800, 850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

Data Speed:

LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM

Multimedia

Headphones:

No 3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features:

aptX, aptX-HD
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

5.1
5.1

Wi-Fi:

802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 3.1
Type-C (reversible), USB 3.2

Features:

Charging, Headphones port, OTG, Video out
Charging, Headphones port, OTG, Video out

Location:

GPS, A-GPS, Glonass, Galileo, BeiDou, 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, Hall (for flip covers), Barometer

Other:

NFC
NFC, ANT+

Hearing aid compatible:

M3, T4
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Sep 22, 2020
Dec 22, 2020

FCC ID value:

MSQI003D link
A3LSMG998U link

Measured SAR:

Head:

1.15 W/kg
0.77 W/kg

Body:

0.62 W/kg
1.02 W/kg

Simultaneous Transmission:

1.59 W/kg
1.59 W/kg

Wireless Router:

1.17 W/kg
1.16 W/kg

Phablet:

3.53 W/kg
3.15 W/kg

Buyers information

Price:

$ 1200

In The Box:

C to C Data Cable, Ejection Pin

Availability

Officially announced:

Jul 22, 2020
Jan 14, 2021

Scheduled release:

Jan 29, 2021
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