Cubot J3 vs Oppo Find X2

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 900, 2100

HSDPA 800, 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), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 32(1500), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500), 42(3500), 66(1700/2100)
5G network

-

5G band 1(2100), 3(1800), 5(850), 7(2600), 28(700), 41(2500), 77(3700), 78(3500); SA/NSA
HSDPA speed

21 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

-

LTE, Cat20
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic, aluminium alloy

Glass front, cerramic back or glass back, aluminum frame
SIM

Dual SIM (Nano-SIM/Nano-SIM)

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

141.4 mm

164.9 mm
Width

66.3 mm

74.5 mm
Thickness

8.8 mm

8 mm
Weight

146 g

209 (Ceramic) / 192 (Glass) g
Splash resistant

-

IP54
Colors

Black, Blue, Gray

Black(Ceramic), Ocean(Glass)

Display
Display type

TFT

AMOLED
Physical size

5 inches

6.7 inches
Resolution

480 x 960 pixels

1440 x 3168 pixels
Pixel density

215 ppi

513 ppi
Display colors

16777216

1148903751
Protection

2.5D curved glass screen, GFF full lamination

Scratch resistant, 3D curved glass screen, Corning Gorilla Glass 6
Multitouch

Yes

Yes
Display features

-

HDR10, DCI-P3 100%, 120Hz, 240Hz touch-sensing, 800 nits max brightness

Main camera
Camera type

-

Triple
Main camera

8 MP, f/2.4

48 MP, f/1.7 , 26 mm, 1/2.0" , 0.8 µm
13 MP, f/2.4 , 52 mm, optical zoom
12 MP, f/2.2 , 16 mm, 1/2.4"
Primary camera resolution

3264 x 2448 pixels

8000 x 6000 pixels
Primary camera video

720p@30fps

2160p@30/60fps, 1080p@30/60fps; gyro-EIS; HDR
Primary camera flash

LED flash

dual-LED dual-tone 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 autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus, contrast detection autofocus

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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
USB

microUSB 2.0

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

-

Yes
Bluetooth

v4.0

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
Beidou

-

Yes