Microsoft Surface Duo vs Xiaomi Mi Watch (China)

Microsoft Surface Duo

Xiaomi Mi Watch (China)

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 1900
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 66

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850), 39(1900), 40(2300), 41(2500)
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
LTE speed

LTE-A (CA) Cat18, 1200 Mbps download, 100 Mbps upload

-
GPRS

Yes

-
EDGE

Yes

-

Display
Display type

AMOLED capacitive touchscreen

Super AMOLED capacitive touchscreen
Physical size

8.1 inches

1.78 inches
Resolution

1800 x 2700 pixels

368 x 448 pixels
Pixel density

401 ppi

326 ppi
Display colors

16777216

16777216
Protection

Corning Gorilla Glass 5

-
Cover display

AMOLED capacitive touchscreen

-
Cover display physical size

5.6 inches

-
Cover display resolution

1350 x 1800 pixels

-

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11b, 802.11g, 802.11n
WLAN WiFi Hotspot

Yes

-
WLAN WiFi Direct

Yes

-
WLAN WiFi Dual Band

Yes

-
USB

Type-C reversible connector

No
Bluetooth

v5.0

v4.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX Adaptive

-
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
BDS

-

Yes