Apple Watch 40mm Series 5 Aluminum (LTE) vs Xiaomi Mi A2

Apple Watch 40mm Series 5 Aluminum (LTE)

Xiaomi Mi A2

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 25(1900), 26(850), 39(1900), 40(2300), 41(2500), 66(1700/2100) - global version

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China
HSPA speed

-

HSPA
LTE speed

-

LTE
GPRS

-

Yes
EDGE

-

Yes

Design
Build

Aluminum frame; all-ceramic/sapphire crystal back

Front glass, aluminum body
SIM

Electronic SIM card (eSIM)

Hybrid Dual SIM (Nano-SIM, dual stand-by)
Height

40 mm

158.7 mm
Width

34 mm

75.4 mm
Thickness

10.7 mm

7.3 mm
Weight

30 g

168 g
Waterproof

50 m

-
Colors

Gray, Gold, Silver

Black, Cherry Pink, Flame Red, Glacier Blue, Sand Gold

Display
Display type

LTPO OLED capacitive touchscreen

LTPS IPS LCD capacitive touchscreen
Physical size

1.57 inches

5.99 inches
Resolution

394 x 324 pixels

1080 x 2160 pixels
Pixel density

326 ppi

403 ppi
Display colors

16777216

16777216
Protection

Ion-X strengthened glass

Corning Gorilla Glass 3
Multitouch

-

Yes
Display features

3D Touch display, 1000 nits max brightness, always-on display

-

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

-

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

No

Type-C 1.0 reversible connector
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

-

Yes
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
BDS

-

Yes
QZSS

Yes

-

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging IM

-

IM
Messaging Push Email

-

Push Email
Sensors

Accelerometer, barometer, compass, gyroscope, heart rate

Fingerprint (rear-mounted), accelerometer, compass, gyro, proximity