Cubot J3 vs Sony Xperia X

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 band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 19(800), 20(800), 26(850), 28(700), 38(2600), 39(1900), 40(2300), 41(2500)
HSDPA speed

21 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

-

LTE, Cat6, 300 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic, aluminium alloy

-
SIM

Dual SIM (Nano-SIM/Nano-SIM)

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

141.4 mm

142.7 mm
Width

66.3 mm

69.4 mm
Thickness

8.8 mm

7.9 mm
Weight

146 g

153 g
Colors

Black, Blue, Gray

Graphite Black, Lime Gold, Rose Gold, White

Display
Display type

TFT

IPS LCD capacitive touchscreen
Physical size

5 inches

5.0 inches
Resolution

480 x 960 pixels

1080 x 1920 pixels
Pixel density

215 ppi

441 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen, GFF full lamination

Scratch-resistant glass, oleophobic coating
Multitouch

Yes

Yes, max 10 fingers

Main camera
Main camera

8 MP, f/2.4

23 MP, f/2.0 , 24 mm
Primary camera resolution

3264 x 2448 pixels

-
Primary camera video

720p@30fps

1080p@30fps
Primary camera flash

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

1/2.3" sensor size, HDR, face detection, geo-tagging, panorama, touch focus

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
WLAN DLNA

-

Yes
USB

microUSB 2.0

microUSB 2.0
USB host

-

Yes
Bluetooth

v4.0

v4.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
Bluetooth AptX

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging IM

-

IM
Messaging Push Email

-

Push Email
Java

-

No
Sensors

Accelerometer, light, proximity

Fingerprint, accelerometer, barometer, compass, gyro, proximity