Samsung Galaxy S21 vs Asus ZenFone 8 Flip Specs Comparison

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

Display

Size:

6.2 inches
6.7 inches

Resolution:

2400 x 1080 pixels, 20:9 ratio, 424 PPI
2400 x 1080 pixels, 20:9 ratio, 395 PPI

Technology:

Dynamic AMOLED
AMOLED

Refresh rate:

120Hz (adaptive)
90Hz

Screen-to-body:

86.06 %
84.25 %

Peak brightness:

1300 cd/m2 (nit)
1000 cd/m2 (nit)

Features:

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

Hardware

System chip:

Qualcomm Snapdragon 888 (5 nm)
Qualcomm Snapdragon 888 SM8350 (5 nm)

Processor:

Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit
Octa-core, 2840 MHz, Kryo 680, 64-bit

GPU:

Adreno 660
Adreno 660

RAM:

8GB LPDDR5
8GB LPDDR5

Internal storage:

128GB (UFS 3.0), not expandable
128GB (UFS 3.1)

Storage expansion:

microSDXC up to 2048 GB

Device type:

Smartphone
Smartphone

OS:

Android (13, 12, 11), Samsung One UI
Android (11), Zen 8 UI

Battery

Capacity:

4000 mAh
5000 mAh

Type:

Li - Polymer, Not user replaceable
Not user replaceable

Charging:

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

Max charge speed:

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

Camera

Rear:

Triple camera
Triple camera, Doubles as a selfie camera

Main camera:

12 MP (OIS, PDAF)
64 MP (PDAF)

Specifications:

Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.76"; Pixel size: 1.8 μm
Aperture size: F1.8; Focal length: 27 mm; Sensor size: 1/1.7"; Pixel size: 1.6 μm

Second camera:

64 MP (Telephoto, OIS, PDAF)
8 MP (Telephoto)

Specifications:

Aperture size: F2.0; Focal Length: 29 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Optical zoom: 3.0x; Focal Length: 80 mm

Third camera:

12 MP (Ultra-wide, Autofocus)
12 MP (Ultra-wide, Autofocus)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F2.2; Focal Length: 14 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Flash:

LED
Dual LED

Video recording:

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

Features:

OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS
HDR, Time-lapse video, Picture-taking during video recording, EIS

Front:

10 MP (PDAF, HDR)

Video capture:

3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)
6.50 x 3.04 x 0.38 inches (165.04 x 77.28 x 9.6 mm)

Weight:

6.03 oz (171.0 g)
8.11 oz (230.0 g)

Materials:

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

Resistance:

Water, Dust; IP68

Biometrics:

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

Keys:

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

Colors:

Phantom pink, Violet, Gray, White
Galactic Black, Glacier Silver

Cellular

5G:

n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
n1, n2, n3, n5, n7, n8, n12, n20, n28, n38, n77, n78, SA, NSA

4G (FDD):

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)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT)

4G (TDD):

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

3G:

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 6(800), 8(900), 19(800)

Data Speed:

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

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:

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

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation, Video recording
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.2

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

USB:

Type-C (reversible), USB 3.2
Type-C (reversible), USB 2.0

Features:

Charging, Headphones port, OTG, Video out
Charging

Location:

GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, NavIC, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Other:

NFC, ANT+
NFC

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Dec 08, 2020

FCC ID value:

A3LSMG991U

Measured SAR:

Head:

0.36 W/kg

Body:

1.08 W/kg

Simultaneous Transmission:

3.96 W/kg

Wireless Router:

1.09 W/kg

Phablet:

2.49 W/kg

Buyers information

Price:

$ 800

In The Box:

C to C Data Cable, Ejection Pin

Availability

Officially announced:

Jan 14, 2021
May 12, 2021
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