Xiaomi Mi Mix Fold vs Microsoft Surface Duo 2
Product
Price
1,500 USD
1,499 USD
Status
Available
Available
Brand
Xiaomi Mobiles
Microsoft Mobiles
Model No
Xiaomi Mi Mix Fold
Microsoft Surface Duo 2
Launch Date
2021, April 16
2021, October 21
Technology
GSM / CDMA / HSPA / EVDO / LTE / 5G
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
CDMA2000 1xEV-DO
HSDPA 850 / 900 / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 42, 46, 48, 66, 71
5G bands
1, 3, 28, 41, 77, 78, 79 SA/NSA
1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77, 78, 79 SA/NSA/Sub6 - International
1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77, 78, 79, 257, 260, 261 SA/NSA/Sub6/mmWave - USA
Speed
HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
HSPA 42.2/5.76 Mbps, LTE-A (5CA) Cat20 2000/150 Mbps, 5G 6 Gbps DL
Dimensions
Unfolded: 173.3 x 133.4 x 7.6 mm
Folded: 173.3 x 69.8 x 17.2 mm
Unfolded: 184.5 x 145.2 x 5.5 mm
Folded: 145.2 x 92.1 x 11 mm
Weight
317 g (Glass)
332 g (Ceramic) (11.18 oz)
284 g (10.02 oz)
Build
Glass front (folded), plastic front (unfolded), glass back (Gorilla Glass 5) or ceramic back, aluminum frame
Glass front (Gorilla Glass Victus), glass back (Gorilla Glass)
SIM
Dual SIM (Nano-SIM, dual stand-by)
Nano-SIM, eSIM
Stylus support
Colors
Black, Ceramic
Glacier, Obsidian
Type
Foldable AMOLED, 1B colors, HDR10+, Dolby Vision, 600 nits (typ), 900 nits (peak)
AMOLED, 90Hz, HDR, 800 nits (peak)
Size
8.01 inches, 198.7 cm2 (~85.9% screen-to-body ratio)
8.3 inches, 204.0 cm2 (~152.6% screen-to-body ratio)
Resolution
1860 x 2480 pixels, 4:3 ratio (~387 ppi density)
Cover display:
1892 x 2688 pixels (~401 ppi density)
OS
Android 10, MIUI 12
Android 11
Chipset
Qualcomm SM8350 Snapdragon 888 (5 nm)
Qualcomm SM8350 Snapdragon 888 5G (5 nm)
CPU
Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680)
Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680)
GPU
Adreno 660
Adreno 660
RAM
12GB/16GB
8GB
Storage
256GB/512GB
128GB/256GB/512GB
Card Slot
No
Lens 1
108 MP, f/1.8, (wide), 1/1.52", 0.7µm, dual pixel PDAF
12 MP, f/1.7, 27mm (wide), 1.4µm, dual pixel PDAF, OIS
Lens 2
8 MP, 80mm (telephoto/macro), liquid lens, PDAF, 3x optical zoom
12 MP, f/2.4, 51mm (telephoto), 1.0µm, PDAF, OIS, 2x optical zoom
Lens 3
13 MP, f/2.4, 123˚ (ultrawide), 1.12µm
16 MP, f/2.2, 13mm (ultrawide), 1.0µm
TOF 3D, (depth)
Features
Dual LED flash, HDR, panorama
Dual-LED dual-tone flash, HDR, panorama
Video
8K@24/30fps, 4K@30/60fps, 1080p@30/60fps, gyro-EIS
4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, HDR
Lens 1
20 MP, 27mm (wide), 1/3.4", 0.8µm
12 MP, f/2.0, 24mm (wide), 1.0µm
Features
HDR, panorama
Video
1080p@30/60fps, 720p@120fps
1080p@30fps
Capacity
Li-Po 5020 mAh, non-removable
Li-Po 4449 mAh, non-removable
Charging
Fast charging 23W
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum, barometer
Fingerprint (side-mounted), dual accelerometer, dual gyro, dual proximity, dual compass
Loudspeaker
Yes, with stereo speakers (4 speakers)
Yes, with stereo speakers
3.5mm jack
No
No
WLAN
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.2, A2DP, LE
5.1, A2DP, LE, aptX Adaptive
GPS
Yes, with tri-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC
Yes, with A-GPS, GLONASS, GALILEO, QZSS, BDS
USB
USB Type-C
USB Type-C 3.2, DisplayPort
NFC
Yes
Radio
No