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Product Comparison

Compare key features and specifications side by side

Display
Asus Zenfone 8 Flip
90%
9/10
Samsung Galaxy S21 Ultra 5G
90%
9/10
RAM
Asus Zenfone 8 Flip
80%
8/10
Samsung Galaxy S21 Ultra 5G
80%
8/10
ROM
Asus Zenfone 8 Flip
70%
7/10
Samsung Galaxy S21 Ultra 5G
70%
7/10
Battery
Asus Zenfone 8 Flip
80%
8/10
Samsung Galaxy S21 Ultra 5G
80%
8/10
Connectivity
Asus Zenfone 8 Flip
90%
9/10
Samsung Galaxy S21 Ultra 5G
60%
6/10
Processor
Asus Zenfone 8 Flip
80%
8/10
Samsung Galaxy S21 Ultra 5G
80%
8/10
Asus Zenfone 8 Flip
Samsung Galaxy S21 Ultra 5G
Asus Zenfone 8 Flip
Samsung Galaxy S21 Ultra 5G

Brand/Manufacture

Asus

Samsung

Model

Asus Zenfone 8 Flip

Samsung Galaxy S21 Ultra 5G

Code Name

ZS672KS, I004D

SM-G998B, SM-G998B/DS, SM-G998U, SM-G998U1, SM-G998W, SM-G998N, SM-G9980

Announcement Date

12 May, 2021

14 January, 2021

Official Release

13 May, 2021

29 January, 2021

Official Availability

Available.

Available.

Release Country

India, Taiwan, Russia, France, Germany, Italy, Malaysia, Philippines, Thailand, Vietnam, Canada, Europe

South Korea, United States, China, Singapore, Canada, United Kingdom, Germany, France, Italy, Netherlands, Qatar, United Arab Emirates, India, Bangladesh

Screen Size

6.67 inches, 107.4 cm2 (~84.2% screen-to-body ratio),

6.8 inches, 112.1 cm2(~89.8% screen-to-body ratio),

Resolution & Pixel Density

1080 x 2400 pixels, 20:9 ratio, ~395 ppi density

1440 x 3200 pixels, 20:9 ratio, ~515 ppi density

Brightness/Color Depth

1000 nits (peak)

1500 nits (peak)

Panel Type

Super AMOLED, 90Hz, HDR10+, 700 nits (HBM), 1000 nits (peak)

Dynamic AMOLED 2X, 120Hz, HDR10+, 1500 nits (peak)

Extra Feature

Corning Gorilla Glass 6, Always-on display

Corning Gorilla Glass Victus, Always-on display

Dimensions (Size)

165 x 77.3 x 9.6 mm (6.50 x 3.04 x 0.38 in)

165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in)

Physical Weight

230 g (8.11 oz)

227 g (Sub6), 229 g (mmWave) (8.01 oz)

Body Materials

Glass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frame

Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame

Color Variant

Galactic Black, Glacier Silver

Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy

RAM & ROM Variant

128GB, 256GB

128GB, 256GB, 256GB, 512GB, 512GB

Processor Variant

Qualcomm SM8350 Snapdragon 888 5G (5 nm)

Exynos 2100 (5 nm) - International Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China

Core Chipset (CPU)

Qualcomm SM8350 Snapdragon 888 5G (5 nm)

Exynos 2100 (5 nm) - International Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China

Graphics Power (GPU)

Adreno 660

Mali-G78 MP14 - International Adreno 660 - USA/China

Operating System (OS)

Android 11, upgradable to Android 13

Android 11, up to 4 major Android upgrades, One UI 6.1

Front Camera Specifications

Sensor/lens

Motorized flip-up main camera module

40 MP, f/2.2, 26mm (wide), 1/2.8", 0.7µm, PDAF

Video Recording

8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR

4K@30/60fps, 1080p@30fps

Features/Modes

Dual-LED flash, HDR, auto panorama (motorized rotation)

HDR

Rear/Main Camera Specifications

Sensor/lens

64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF8 MP, f/2.4, PDAF, 3x optical zoom12 MP, f/2.2, 112˚, 1/2.55", 1.4µm, dual pixel PDAF

108 MP, f/1.8, 24mm (wide), 1/1.33", 0.8µm, PDAF, OIS

Telephoto Lens

80mm (telephoto)

10 MP, f/2.4, 72mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom, 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom

Ultrawide Lens

14mm (ultrawide)

12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video

3D ToF Sensor or LiDAR Scanner

N/A

N/A

Video Capabilities

8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR

8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS

Features/Modes

Dual-LED flash, HDR, auto panorama (motorized rotation)

Laser AF, LED flash, auto-HDR, panorama

Battery Capacity

5000 mAh

5000 mAh

Battery Type

Non-removable Li-Po

Li-Ion

Charging Methods

30W wired, PD3.0

25W wired, PD3.015W wireless (Qi/PMA), 4.5W reverse wireless

Reverse Charging Support

No

Yes

Network Technology

GSM / HSPA / LTE / 5G

GSM / CDMA / HSPA / EVDO / LTE / 5G

SIM-Support

Dual SIM (Nano-SIM, dual stand-by)

Nano-SIM and eSIM or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by)

WiFi Version

Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct

Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct

Bluetooth Version

5.2, A2DP, LE, aptX HD, aptX Adaptive

5.2, A2DP, LE

USB Type

USB Type-C 2.0

USB Type-C 3.2, OTG

NFC Supported

Yes

Yes

Headphone Jack Supported

No

No

FM Radio Supported

No

FM radio (Snapdragon model only; market/operator dependent)

Infrared Supported

No

No

Speakers

Yes, with stereo speakers

Yes, with stereo speakers

Dedicated Features

N/A

Samsung DeX, Samsung Wireless DeX (desktop experience support), Ultra Wideband (UWB), support Circle to Search

Durability (Water & Dust)

N/A

IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)