Compare Samsung Galaxy Z Fold 2 vs Samsung Galaxy S21 Ultra vs ASUS ZenFone 8 Flip

USB-C

USB-C 3.2

USB-C 2.0 + 3.5mm audio combo

WiFi6, Bluetooth 5.0, NFC

WiFi 6, Bluetooth 5, NFC

WiFi 6E + Bluetooth 5.2 + NFC

4500 mAh

5000 mAh

5000 mAh

10MP Selfie Camera: F2.2, Pixel size: 1.22μm, FOV: 80˚

40MP Phase Detection AF, FOV 80°, F2.2, 0.7 µm

Motorized flip-up main camera module that doubles as front camera

12MP Ultra Wide Camera: F2.2 ,Pixel size: 1.12μm, FOV : 123˚ + 12MP Wide-angle Camera: Super Speed Dual Pixel AF, OIS, F1.8, Pixel size: 1.8μm, FOV: 83˚ + 12MP Telephoto Camera: PDAF, F2.4, OIS, Pixel size: 1.0μm, FOV: 45˚

10MP Dual Pixel AF, Optical 10x, FOV 10°,OIS, F4.9, 1.22µm + 10MP Dual Pixel AF, Optical 3x, FOV 35°,OIS, F2.4, 1.22µm

8 MP, f/2.4, 80mm (telephoto), PDAF, 3x optical zoom

12MP Dual Pixel AF, FOV 120°, F2.2, 1.4µm

Sony flagship IMX363 12 MP dual pixel image sensor, f/2.2, 112˚, 14mm, 1/2.55", 1.4µm, dual pixel PDAF

108MP Phase Detection AF, FOV 83°, OIS, F1.8, 0.8µm

Sony flagship IMX686 64 MP image sensor, f/1.8, 26mm, 1/1.73", 0.8µm, PDAF

Mystic Black, Mystic Bronze + Customizable Hinge: Metallic Silver, Metallic Gold, Metallic Red, Metallic Blue

Phantom Black, Phantom Silver, Phantom Violet, Phantom Pink, Phantom Gold, Phantom Red

Glacier Silver, Galactic Black

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

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

Triple microphones with OZO Audio Zoom & ASUS Noise Reduction Technology

Stereo speakers

Dual stereo speakers with Dirac HD Sound

92% screen-to-body ratio

16.8 mm Folded / 6.9 mm Unfolded

8.9 mm

165 mm / 6.5 inches

159.2 mm

161.5 mm

9.6 mm / 0.38 inches

68.0 mm Folded / Unfolded 28.2 mm

75.6 mm

77.3 mm / 3.04 inches

282 g

227 g

230 g / 8.11 oz

22.5:18

20:9

20:9

700 nits / 1000 nits peak

7.6”

6.8 inch

6.67 inch

Dynamic AMOLED 2X Display Infinity Flex Display

Dynamic AMOLED 2X (OLED)

Super AMOLED (OLED)

110% DCI-P3, 105% NTSC

373ppi

515 ppi

395 ppi

120 Hz

90 Hz

QXGA+ 2208 x 1768

QHD+, 3200x1440

FHD+ 2400x1080

1 ms

Dolby Atmos, Dolby Digital, Dolby Digital Plus

UHQ 32-bit &DSD64/128 support; PCM: Up to 32 bits, DSD: DSD64/128

A2DP, LE, aptX HD, aptX Adaptive

Qualcomm Snapdragon 888 5G Mobile Platform (5 nm)

Qualcomm Audio CODEC

Fast charging wired or wireless

USB PD 3.0 (PPS) certified Fast Charging

30W Quick Charge 4.0, 60% in 34 min, 100% in 93 min + Reverse charging

GPS, Galileo, Glonass, BeiDou, A-GPS

GPS (L1/L5), Glonass (L1), Galileo (E1/E5a), BeiDou (B1/B2a), QZSS (L1/L5) and NavIC (L5)

Qualcomm Adreno 660

HDR10+ certified

HDR10+

Android 10

Android 11

Android 11 with ZenUI 8

7nm 64-bit Octa-Core Processor (3.09GHz + 2.40GHz + 1.80GHz)

Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)

Nano SIM + eSIM LTE, 5G

Single or dual Nano SIM, 5G

Nano 5G + 4G

Knox, virus & malware prevention, secure folder

Ultrasonic Fingerprint, Face recognition

Capacitive Fingerprint sensor (side), Accelerometer, Barometer, Gyro sensor, Geomagnetic sensor, Hall sensor, Proximity sensor, Light sensor

Ultrasonic Fingerprint sensor, Accelerometer, Barometer, Gyro sensor, Geomagnetic sensor, Hall sensor Proximity sensor, Ambient Light Sensor

Gyroscope sensor, E-compass sensor, Proximity sensor, Ambient light sensor, G-sensor, Hall sensor, In-display fingerprint sensor, Accelerator sensor, Face recognition sensor, Angle sensor

Capacitive touch panel with 10 points multi-touch

10~120Hz

8K 30fps / 4K 120fps / FHD 240fps / HD 480fps gyro-EIS

IP68

Fast Wireless Charging 2.0

12GB RAM

12 or 16 GB

8 GB

LPDDR5

LPDDR5

256 - 512GB UFS3.1

128, 256, or 512 GB UFS 3.X

128 or 256 GB UFS3.1 + microSD

Digitizer: S Pen, sold separately

2020-09-25

2020-09-01

2021-01-14 (Galaxy Unpacked 2021)

2021-05-12