Ulefone X vs vivo Y17

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800)

LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 40(2300), 41(2500)
LTE speed

LTE, Cat7 301 Mbps download, 102 Mbps upload

LTE Cat 7, 301.5 Mbps download, 102.0 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Polycarbonate

Plastic
SIM

Dual SIM (Nano-SIM/Nano-SIM(microSD))

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

150.93 mm

159.43 mm
Width

73.41 mm

76.77 mm
Thickness

9.05 mm

8.92 mm
Weight

217 g

190 g
Colors

Black, White

Blue, Purple

Main camera
Camera type

Dual

Triple
Main camera

13 MP, f/2.2

13 MP, f/2.2
5 MP

8 MP, f/2.2 , 16 mm
2 MP, f/2.4
Interpolated resolution

16 MP

-
Primary camera resolution

4160 x 3120 pixels

4160 x 3120 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera flash

dual-LED flash

LED flash
Primary camera phase detection autofocus

phase detection autofocus

-
Camera features

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

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, 802.11n 5 GHz

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

Yes

Yes
WLAN WiFi Direct

-

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

microUSB 2.0

microUSB 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v4.0

v5.0
Bluetooth A2DP

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
Beidou

Yes

Yes