Oukitel K9 vs Samsung Galaxy A51

Oukitel K9

Samsung Galaxy A51

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

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

HSDPA 850, 900, 1700(AWS), 1900, 2100
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(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100)
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

LTE Cat6, 301.5 Mbps download, 51 Mbps upload

LTE, Cat12, 603 Mbps download, 102 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, plastic

Front glass, plastic body
SIM

Dual SIM (Nano-SIM/microSD)

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

177.6 mm

158.5 mm
Width

86.3 mm

73.6 mm
Thickness

8.9 mm

7.9 mm
Weight

232 g

172 g
Colors

Black, Blue

Black, Blue, Pink, White

Display
Display type

IPS capacitive touchscreen

Super AMOLED capacitive touchscreen
Physical size

7.12 inches

6.5 inches
Resolution

1080 x 2244 pixels

1080 x 2400 pixels
Pixel density

350 ppi

405 ppi
Display colors

16777216

16777216
Protection

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

Scratch resistant, Corning Gorilla Glass 3
Multitouch

Yes

Yes

Main camera
Camera type

Dual

Quad
Main camera

16 MP

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

12 MP, f/2.2 , 13 mm, 1.12 µm
5 MP, f/2.4 , 40 mm
5 MP, f/2.2 , 1/5.0" , 1.12 µm
Primary camera resolution

4608 x 3456 pixels

8000 x 6000 pixels
Primary camera video

1080p@30fps

2160p@30fps, 1080p@30/60/120fps
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

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

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, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C reversible connector

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

Yes

Yes
Bluetooth

v4.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
Beidou

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity, light

Accelerometer, compass, fingerprint, gyroscope, light, proximity, in-display fingerprint sensor