Compare Xiaomi Mi Mix FOLD vs Samsung Galaxy S21 Ultra vs Samsung Galaxy Z Flip
Variants
Ceramic
Glass
External Display
International
USA / China
Connectivity
Ports
USB-C
USB-C 3.2
USB-C
Wireless Connectivity
WiFi 6E, Bluetooth 5.2, NFC
WiFi 6, Bluetooth 5, NFC
WiFi, Bluetooth 5.0, NFC
Construction
Battery | Capacity
5020 mAh
5000 mAh
3300 mAh
Camera | Front
20MP, 1/3.4", 0.8µm
40MP Phase Detection AF, FOV 80°, F2.2, 0.7 µm
10 MP f/2.4
Camera | Rear | Telephoto
8MP, liquid lens, PDAF, 3x optical zoom
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
13MP, f/2.4, 123˚, 1.12µm
12MP Dual Pixel AF, FOV 120°, F2.2, 1.4µm
12 MP f/2.2
Camera | Rear | Wide
108MP, Samsung HM2, f/1.8, 1/1.52", 0.7µm, dual pixel PDAF
108MP Phase Detection AF, FOV 83°, OIS, F1.8, 0.8µm
12 MP f/1.8 OIS
Colors
Black
Phantom Black, Phantom Silver, Phantom Violet, Phantom Pink, Phantom Gold, Phantom Red
Material
Glass front (Gorilla Glass Victus), glass back (Gorilla Glass), aluminum frame
Speakers
Quad speakers 3D panoramic sound system
Dimensions
Size | Depth
17.2 mm Folded / 7.6 mm Unfolded
8.9 mm
17.3mm Folded / 7.2mm Unfolded
Size | Height
173.3 mm
161.5 mm
87.4 mm Folded / 167.3 mm Unfolded
Size | Width
69.8 mm Folded / 133.4 mm Unfolded
75.6 mm
73.6 mm
Weight
227 g
183 g
Display
Aspect Ratio
4:3
20:9
Brightness
600 nits (typical) / 900 nits (max)
Contrast Ratio
4,300,000:1 (typical)
Display Color Depth
10-bit
Display Diagonal
8.01 inch
6.8 inch
Main Display: 6.7", 2nd Display: 1.1"
Display Type
Flexible OLED
Dynamic AMOLED 2X (OLED)
Main Display: Dynamic AMOLED, 2nd Display: Super AMOLED
Gamut
100% DCI-P3
Pixel Density
387 ppi
515 ppi
Refresh Rate
60 Hz
120 Hz
Resolution
WQHD+ (2480x1860)
QHD+, 3200x1440
Main Display: 2636 x 1080, 425 ppi, 2nd Display: 300 x 112, 303 ppi
Function
Audio
UHQ 32-bit &DSD64/128 support; PCM: Up to 32 bits, DSD: DSD64/128
Chipset
Qualcomm Snapdragon 888
7nm 64-bit Octa-Core Processor
Fast Charging
67W wired turbo charging (37 mins to 100%)
USB PD 3.0 (PPS) certified Fast Charging
GPS
A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC
GPS, Galileo, Glonass, BeiDou, A-GPS
GPS
Graphics
Qualcomm Adreno 660 GPU
HDR
HDR10+
HDR10+ certified
Operating System
MIUI 12, Android 11
Android 11
Processor
Qualcomm Kryo 680 CPU, up to 2.84GHz, with Arm Cortex-X1 technology
SIM
Dual nano SIM, 5G
Single or dual Nano SIM, 5G
1 eSIM + 1 Nano SIM
Security
Ultrasonic Fingerprint, Face recognition
Sensor
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum, barometer
Ultrasonic Fingerprint sensor, Accelerometer, Barometer, Gyro sensor, Geomagnetic sensor, Hall sensor Proximity sensor, Ambient Light Sensor
Variable Framerate
10~120Hz
Video Recording | Front
FHD 60fps, HD 120fps
Video Recording | Rear
8K 30fps, 4K 60fps, FHD 240fps
Weather Resistance
IP68
Wireless Charging
Fast Wireless Charging 2.0
Performance
Memory | Capacity
12 or 16 GB
12 or 16 GB
8 GB
Memory | Type
LPDDR5 3200MHz
LPDDR5
Storage
256 or 512 GB UFS 3.1
128, 256, or 512 GB UFS 3.X
256 GB
Production
Accessory
Digitizer: S Pen, sold separately
Availability
2021-04-16
Debut
2021-03-29
2021-01-14 (Galaxy Unpacked 2021)
2020-02-12
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