Compare Samsung Galaxy S21 Ultra vs ASUS ZenFone 8 Flip
Variants
International
USA / China
Connectivity
Ports
USB-C 3.2
USB-C 2.0 + 3.5mm audio combo
Wireless Connectivity
WiFi 6, Bluetooth 5, NFC
WiFi 6E + Bluetooth 5.2 + NFC
Construction
Battery | Capacity
5000 mAh
5000 mAh
Camera | Front
40MP Phase Detection AF, FOV 80°, F2.2, 0.7 µm
Motorized flip-up main camera module that doubles as front camera
Camera | Rear | Telephoto
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
Camera | Rear | Ultra-Wide
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
Camera | Rear | Wide
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
Colors
Phantom Black, Phantom Silver, Phantom Violet, Phantom Pink, Phantom Gold, Phantom Red
Glacier Silver, Galactic Black
Material
Glass front (Gorilla Glass Victus), glass back (Gorilla Glass), aluminum frame
Glass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frame
Microphone
Triple microphones with OZO Audio Zoom & ASUS Noise Reduction Technology
Speakers
Dual stereo speakers with Dirac HD Sound
Dimensions
Bezels
92% screen-to-body ratio
Size | Depth
8.9 mm
165 mm / 6.5 inches
Size | Height
161.5 mm
9.6 mm / 0.38 inches
Size | Width
75.6 mm
77.3 mm / 3.04 inches
Weight
227 g
230 g / 8.11 oz
Display
Aspect Ratio
20:9
20:9
Brightness
700 nits / 1000 nits peak
Display Diagonal
6.8 inch
6.67 inch
Display Type
Dynamic AMOLED 2X (OLED)
Super AMOLED (OLED)
Gamut
110% DCI-P3, 105% NTSC
Pixel Density
515 ppi
395 ppi
Refresh Rate
120 Hz
90 Hz
Resolution
QHD+, 3200x1440
FHD+ 2400x1080
Response Time
1 ms
Function
Audio
UHQ 32-bit &DSD64/128 support; PCM: Up to 32 bits, DSD: DSD64/128
Bluetooth Profiles
A2DP, LE, aptX HD, aptX Adaptive
Chipset
Qualcomm Snapdragon 888 5G Mobile Platform (5 nm)
DAC
Qualcomm Audio CODEC
Fast Charging
USB PD 3.0 (PPS) certified Fast Charging
30W Quick Charge 4.0, 60% in 34 min, 100% in 93 min + Reverse charging
GPS
GPS, Galileo, Glonass, BeiDou, A-GPS
GPS (L1/L5), Glonass (L1), Galileo (E1/E5a), BeiDou (B1/B2a), QZSS (L1/L5) and NavIC (L5)
Graphics
Qualcomm Adreno 660
HDR
HDR10+ certified
HDR10+
Operating System
Android 11
Android 11 with ZenUI 8
Processor
Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
SIM
Single or dual Nano SIM, 5G
Nano 5G + 4G
Security
Ultrasonic Fingerprint, Face recognition
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
Touch Screen
Capacitive touch panel with 10 points multi-touch
Variable Framerate
10~120Hz
Video Recording
8K 30fps / 4K 120fps / FHD 240fps / HD 480fps gyro-EIS
Weather Resistance
IP68
Wireless Charging
Fast Wireless Charging 2.0
Performance
Memory | Capacity
12 or 16 GB
8 GB
Memory | Type
LPDDR5
LPDDR5
Storage
128, 256, or 512 GB UFS 3.X
128 or 256 GB UFS3.1 + microSD
Production
Accessory
Digitizer: S Pen, sold separately
Debut
2021-01-14 (Galaxy Unpacked 2021)
2021-05-12
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