Asus ZenFone 6 (2019) vs Samsung Galaxy S21 Ultra Specs Comparison

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

Display

Size:

6.4 inches

6.8 inches

Resolution:

2340 x 1080 pixels, 19.5:9 ratio, 403 PPI

3200 x 1440 pixels, 20:9 ratio, 516 PPI

Technology:

IPS LCD

Dynamic AMOLED

Refresh rate:

120Hz (adaptable)

Screen-to-body:

83.82 %

89.33 %

Peak brightness:

1500 cd/m2 (nit)

Features:

HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor

HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 855 SM8150 (7 nm)

Qualcomm Snapdragon 888 SM8350 (5 nm)

Processor:

Octa-core, 2840 MHz, Kryo 485, 64-bit

Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit

GPU:

Adreno 640

Adreno 660

RAM:

6GB LPDDR4

12GB LPDDR5

Internal storage:

64GB

128GB (UFS 3.1), not expandable

Storage expansion:

microSDXC up to 2000 GB

Device type:

Smartphone

OS:

Android (11, 9.0 Pie), ASUS Zen UI

Android (13, 12, 11), Samsung One UI

Battery

Capacity:

5000 mAh

Type:

Not user replaceable

Li - Polymer, Not user replaceable

Charging:

Qualcomm Quick Charge 4

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

Max charge speed:

Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Dual camera, Swivel, Doubles as a selfie camera

Quad camera

Main camera:

48 MP (Laser and PDAF)

108 MP (OIS, Laser and PDAF)

Specifications:

F1.8; 26 mm; 1/2"; 0.8 μm

F1.8; 24 mm; 1/1.33"; 0.8 μm

Second camera:

13 MP (Ultra-wide)

10 MP (Telephoto, OIS, PDAF)

Specifications:

Focal Length: 11 mm

Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 70 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm

Third camera:

12 MP (Ultra-wide, PDAF)

Specifications:

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: 10.0x; Aperture size: F4.9; Focal Length: 240 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm

Flash:

Dual LED

LED

Video recording:

3840x2160 (4K UHD) (60 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:

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

OIS, HDR, Hyperlapse, Video light, EIS

Front:

40 MP (PDAF, HDR)

Video capture:

3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.26 x 2.97 x 0.36 inches (159.1 x 75.44 x 9.1 mm)

6.50 x 2.98 x 0.35 inches (165.1 x 75.6 x 8.9 mm)

Weight:

6.70 oz (190.0 g)

8.04 oz (229.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 3)

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

Resistance:

Water, Dust; IP68

Biometrics:

2D Face unlock, Fingerprint (touch)

2D Face unlock, Ultrasonic in-screen fingerprint

Features:

Notification light

Keys:

Right: Volume control, Lock/Unlock key

Colors:

Black, Silver

Phantom black, Silver

Cellular

5G:

n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave

4G (FDD):

Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 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), 30(2300 WCS), 66(AWS-3), 71(600)

4G (TDD):

Bands 38(2600), 40(2300), 41(2600+)

Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

3G:

Bands 5(850), 8(900), 2(1900), 1(2100)

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

Dual SIM:

Yes

SIM type:

Nano SIM

Multimedia

Headphones:

3.5mm jack

No 3.5mm jack

Speakers:

Earpiece, Multiple speakers

Features:

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

Screen mirroring:

Wireless screen share

Radio:

FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation

for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

5.0, EDR

5.1

Wi-Fi:

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), dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

Type-C (reversible)

Type-C (reversible), USB 3.2

Features:

Charging, Mass storage device

Charging, Headphones port, OTG, Video out

Location:

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:

M4, T4

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Apr 16, 2019

Dec 22, 2020

FCC ID value:

MSQI01WD

A3LSMG998U

Measured SAR:

Head:

1.18 W/kg

0.77 W/kg

Body:

0.93 W/kg

1.02 W/kg

Simultaneous Transmission:

1.58 W/kg

1.59 W/kg

Wireless Router:

1.18 W/kg

1.16 W/kg

Phablet:

3.15 W/kg

Buyers information

Price:

$ 500

$ 1200

In The Box:

18W wall charger, USB type-C cable, SIM eject tool, 3.5 mm earphones, Silicon tips for the earphones, User guide,

C to C Data Cable, Ejection Pin

Availability

Officially announced:

May 16, 2019

Jan 14, 2021

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