Apple Watch Series 3 Aluminum vs vivo Z1

Apple Watch Series 3 Aluminum

vivo Z1

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 2100, 800 - Europe, Australia; HSDPA 850, 1700(AWS), 1900, 800 - USA, LATAM, Canada; HSDPA 2100 - China

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850) - Europe, Australia; LTE frequency band 2(1900), 4(1700/2100), 5(850), 12(700), 13(700), 17(700), 18(800), 19(800), 25(1900), 26(850), 41(2500) - USA, LATAM, Canada; LTE frequency band 1(2100), 3(1800), 39(1900), 40(2300), 41(2500) - China

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

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
HSPA speed

HSPA

-
LTE speed

LTE

-
LTE-A speed

-

LTE-A, (2CA) Cat6, 300 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminum/Ceramic back

Plastic back
SIM

Electronic SIM card (Apple e-SIM)

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

42.5 mm

154.8 mm
Width

36.4 mm

75.1 mm
Thickness

11.4 mm

7.9 mm
Weight

34.9 g

149.3 g
Waterproof

50m

-
Colors

Gold, Silver, Space Gray

Black, Blue, Red

Features
Messaging SMS

SMS(threaded view)

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

Email

Email
Messaging IM

IM

-
Messaging Push Email

-

Push Email
Messaging Push Mail

Push Mail

-
Java

No

-
Sensors

Accelerometer, barometer, gyro, heart rate

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