vivo X9s vs vivo Y17

Network
2G network

GSM 900, 1800

GSM 850, 900, 1800, 1900
3G network

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

HSDPA 850, 900, 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), 40(2300), 41(2500)
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
LTE speed

-

LTE Cat 7, 301.5 Mbps download, 102.0 Mbps upload
LTE-A speed

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

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Main camera
Camera type

-

Triple
Main camera

16 MP

13 MP, f/2.2
8 MP, f/2.2 , 16 mm
2 MP, f/2.4
Primary camera resolution

-

4160 x 3120 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera 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

Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection

Connectivity
WLAN

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

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

microUSB 2.0

microUSB 2.0
USB On-The-Go

-

Yes
USB host

Yes

-
Bluetooth

v4.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
Beidou

-

Yes

Features
Messaging SMS

SMS(threaded view)

-
Messaging MMS

MMS

-
Messaging Email

Email

-
Messaging Push Email

Push Email

-
Java

No

-
Sensors

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

Accelerometer, compass, fingerprint, gyroscope, proximity, light