Compare Samsung Galaxy Z Fold 3 vs Samsung Galaxy S21 Ultra
Variants
Cover Screen
Main Screen
International
USA / China
Connectivity
Ports
USB-C 3.2
USB-C 3.2
Wireless Connectivity
WiFi 6E + Bluetooth 5.2 + NFC
WiFi 6, Bluetooth 5, NFC
Construction
Battery | Capacity
4400 mAh
5000 mAh
Camera | Front
4MP Under display camera: F1.8, Pixel size: 2.0μm, FOV: 80˚ + 10MP Selfie Camera : F2.2, Pixel size: 1.22μm, FOV: 80˚
40MP Phase Detection AF, FOV 80°, F2.2, 0.7 µm
Camera | Rear | Telephoto
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
Camera | Rear | Ultra-Wide
12MP Ultra Wide Camera: F2.2, Pixel size: 1.12μm, FOV: 123˚
12MP Dual Pixel AF, FOV 120°, F2.2, 1.4µm
Camera | Rear | Wide
12MP Wide-angle Camera: Dual Pixel AF, OIS, F1.8, Pixel size: 1.8μm, FOV: 83˚
108MP Phase Detection AF, FOV 83°, OIS, F1.8, 0.8µm
Colors
Phantom Black, Phantom Green, Phantom Silver
Phantom Black, Phantom Silver, Phantom Violet, Phantom Pink, Phantom Gold, Phantom Red
Material
Glass front (Gorilla Glass Victus) (folded), plastic front (unfolded), glass back (Gorilla Glass Victus), aluminum frame
Glass front (Gorilla Glass Victus), glass back (Gorilla Glass), aluminum frame
Speakers
Stereo speakers
Dimensions
Size | Depth
6.4 mm Unfolded / 16.0 mm Folded
8.9 mm
Size | Height
158.2 mm
161.5 mm
Size | Width
128.1 mm Unfolded / 67.1 mm Folded
75.6 mm
Weight
271 g
227 g
Display
Aspect Ratio
20:9
Brightness
900 nits (1200 nits peak)
Display Diagonal
7.6 inch
6.8 inch
Display Type
Dynamic AMOLED 2X Display Infinity Flex Display
Dynamic AMOLED 2X (OLED)
Pixel Density
374 ppi
515 ppi
Refresh Rate
120 Hz
120 Hz
Resolution
QXGA+ 2208 x 1768
QHD+, 3200x1440
Function
Audio
Dolby Atmos, Dolby Digital, Dolby Digital Plus
UHQ 32-bit &DSD64/128 support; PCM: Up to 32 bits, DSD: DSD64/128
Chipset
Qualcomm SM8350 Snapdragon 888 5G (5 nm)
Fast Charging
25W Fast charging
USB PD 3.0 (PPS) certified Fast Charging
GPS
GPS, Galileo, Glonass, BeiDou, A-GPS
Graphics
Adreno 660
HDR
HDR10+ certified
Operating System
Android 11, One UI 3.5
Android 11
Processor
Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680)
SIM
2x Nano SIM + eSIM 5G
Single or dual Nano SIM, 5G
Security
Knox, virus & malware prevention, secure folder
Ultrasonic Fingerprint, Face recognition
Sensor
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
Variable Framerate
10~120Hz
Weather Resistance
IPX8
IP68
Wireless Charging
10W Fast Wireless Charging + 4.5W Reverse Wireless Charging
Fast Wireless Charging 2.0
Performance
Memory | Capacity
12GB RAM
12 or 16 GB
Memory | Type
LPDDR5
Storage
256 or 512GB UFS3.1
128, 256, or 512 GB UFS 3.X
Production
Accessory
Digitizer: S Pen, sold separately
Debut
2021-08-11
2021-01-14 (Galaxy Unpacked 2021)
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