Oukitel K9 vs vivo iQOO Z1x

Oukitel K9

vivo iQOO Z1x

Network
2G network

GSM 850, 900, 1800, 1900

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

W-CDMA 850, 900, 1700, 1900, 2100

HSDPA 850, 900, 1700(AWS), 2100; CDMA2000 1xEV-DO
4G network

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800)

LTE frequency band 1, 3, 4, 5, 8, 34, 38, 39, 40, 41
LTE speed

LTE Cat6, 301.5 Mbps download, 51 Mbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

IPS capacitive touchscreen

IPS LCD capacitive touchscreen
Physical size

7.12 inches

6.57 inches
Resolution

1080 x 2244 pixels

1080 x 2408 pixels
Pixel density

350 ppi

400 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen, LTPS (Low Temperature PolySilicon)

Scratch resistant
Multitouch

Yes

-
Display features

-

HDR10, 120Hz refresh rate

Main camera
Camera type

Dual

Triple
Main camera

16 MP

48 MP, f/1.8 , 26 mm, 1/2.0" , 0.8 µm
2 MP

2 MP, f/2.4
2 MP, f/2.4
Primary camera resolution

4608 x 3456 pixels

-
Primary camera video

1080p@30fps

4K@30fps, 1080p@30fps; gyro-EIS
Primary camera flash

quad-LED flash

LED flash
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

HDR, Panorama

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C reversible connector

Type-C 1.0 reversible connector
USB On-The-Go

Yes

-
Bluetooth

v4.2

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
Bluetooth AptX

-

aptX HD
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
BDS

-

Yes