vivo X9s vs vivo Z1

Network
2G network

GSM 900, 1800

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

HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO & TD-SCDMA

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)

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

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE-A speed

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

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

Yes

Yes
EDGE

Yes

Yes

Design
Build

-

Plastic back
SIM

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

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

152.6 mm

154.8 mm
Width

74 mm

75.1 mm
Thickness

7 mm

7.9 mm
Weight

154 g

149.3 g
Colors

Black, Gold, Rose Gold

Black, Blue, Red

Main camera
Camera type

-

Dual
Main camera

16 MP

13 MP
2 MP
Primary camera resolution

-

4160 x 3120 pixels
Primary camera video

1080p@30fps

2160p@30fps, 1080p@30fps
Primary camera Autofocus

phase detection autofocus

phase detection autofocus
Primary camera flash

LED flash

LED flash
Camera features

1/2.8" sensor size, HDR, face detection, geo-tagging, panorama, touch focus

Geo-tagging, HDR, face detection, panorama, touch focus

Features
Messaging SMS

SMS(threaded view)

SMS(threaded view)
Messaging MMS

MMS

MMS
Messaging Email

Email

Email
Messaging Push Email

Push Email

Push Email
Java

No

-
Sensors

Fingerprint (front-mounted), accelerometer, compass, proximity

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