Comparison between:
- Cubot J8
- Cubot R9
- Cubot King Kong CS
- Leagoo Power 2

Brand and model

Information about the brand, model and model alias (if any) of a specific device.

Cubot J8Cubot R9Cubot King Kong CSLeagoo Power 2
Cubot J8
Prices
Cubot R9
Prices
Cubot King Kong CS
Prices
Leagoo Power 2
Prices
Model alias---Power2

Design

Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.

Width63 mm
6.3 cm
0.207 ft
2.48 in
72 mm
7.2 cm
0.236 ft
2.835 in
80.2 mm
8.02 cm
0.263 ft
3.157 in
70 mm
7 cm
0.23 ft
2.756 in
Height135 mm
13.5 cm
0.443 ft
5.315 in
144 mm
14.4 cm
0.472 ft
5.669 in
153 mm
15.3 cm
0.502 ft
6.024 in
145 mm
14.5 cm
0.476 ft
5.709 in
Thickness11 mm
1.1 cm
0.036 ft
0.433 in
7.85 mm
0.785 cm
0.026 ft
0.309 in
14.85 mm
1.485 cm
0.049 ft
0.585 in
8.5 mm
0.85 cm
0.028 ft
0.335 in
Weight144 g
0.32 lbs
5.08 oz
-236 g
0.52 lbs
8.34 oz
137 g
0.3 lbs
4.85 oz
Volume93.56 cm³
5.68 in³
81.39 cm³
4.94 in³
182.22 cm³
11.07 in³
86.28 cm³
5.24 in³
ColorsBlack
Blue
Green
Red
Black
Gold
Blue
BlackBlack
Gold
Body materialsPlasticPlasticPolycarbonate
Rubber
Plastic
Certification--IP68-

SIM card

The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.

SIM card typeNano-SIMMicro-SIM
Nano-SIM
Micro-SIMNano-SIM
Number of SIM cards2222
FeaturesDual SIM stand-by (Both cards are active. When one is busy, the other is not active)Dual SIM stand-by (Both cards are active. When one is busy, the other is not active)Dual SIM stand-by (Both cards are active. When one is busy, the other is not active)Dual SIM stand-by (Both cards are active. When one is busy, the other is not active)

Networks

A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.

GSMGSM 850 MHz (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
W-CDMAW-CDMA 900 MHz (B8)
W-CDMA 2100 MHz (B1)
W-CDMA 900 MHz
W-CDMA 2100 MHz
W-CDMA 850 MHz (B5)
W-CDMA 900 MHz (B8)
W-CDMA 1700 MHz (B4)
W-CDMA 1900 MHz (B2)
W-CDMA 2100 MHz (B1)
W-CDMA 900 MHz
W-CDMA 2100 MHz

Mobile network technologies and bandwidth

Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth.

Mobile network technologiesUMTS
EDGE
GPRS
HSPA+
UMTS
EDGE
GPRS
HSPA+
UMTS
EDGE
GPRS
HSPA+
UMTS
EDGE
GPRS
HSPA+

Operating system

Operating system is the system software, which manages and controls the functioning of the hardware components of the device.

Operating system (OS)Android 10Android 7.0 NougatAndroid 10 Go editionLeagoo OS 3.0 (Android 8.1 Oreo)

System on Chip (SoC)

A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.

SoCMediaTek MT6580MediaTek MT6580MediaTek MT6580MediaTek MT6580A
Process technology28 nm28 nm28 nm28 nm
CPUARM Cortex-A7ARM Cortex-A7ARM Cortex-A7ARM Cortex-A7
CPU bits32 bit32 bit32 bit32 bit
Instruction setARMv7ARMv7ARMv7ARMv7
Level 1 cache memory (L1)32 KB + 32 KB32 KB + 32 KB32 KB + 32 KB32 KB + 32 KB
Level 2 cache memory (L2)512 KB
0.5 MB
512 KB
0.5 MB
512 KB
0.5 MB
512 KB
0.5 MB
CPU cores4444
CPU frequency1300 MHz1300 MHz1300 MHz1300 MHz
GPUARM Mali-400 MP2ARM Mali-400 MP2ARM Mali-400 MP2ARM Mali-400 MP2
GPU cores2222
RAM capacity2 GB2 GB2 GB2 GB
RAM type--LPDDR3LPDDR3
RAM channelsSingle channelSingle channelSingle channelSingle channel
RAM frequency533 MHz533 MHz933 MHz533 MHz

Storage

Every mobile device has a built-in storage (internal memory) with a fixed capacity.

Storage16 GB16 GB16 GB16 GB
---eMMC

Memory cards

Memory cards are used in mobile devices for expanding their external storage capacity.

TypesmicroSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC

Display

The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.

Type/technologyIPSIPSIPSIPS
Diagonal size5.5 in
139.7 mm
13.97 cm
5 in
127 mm
12.7 cm
5 in
127 mm
12.7 cm
5 in
127 mm
12.7 cm
Width2.3 in
58.43 mm
5.84 cm
2.45 in
62.26 mm
6.23 cm
2.45 in
62.26 mm
6.23 cm
2.45 in
62.26 mm
6.23 cm
Height5 in
126.9 mm
12.69 cm
4.36 in
110.69 mm
11.07 cm
4.36 in
110.69 mm
11.07 cm
4.36 in
110.69 mm
11.07 cm
Aspect ratio2.172:11.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution442 x 960 pixels720 x 1280 pixels720 x 1280 pixels720 x 1280 pixels
Pixel density192 ppi
75 ppcm
294 ppi
115 ppcm
294 ppi
115 ppcm
294 ppi
115 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area87.45 %66.69 %56.35 %68.12 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
-2.5D curved glass screen
GFF full lamination
1300:1 contrast ratio
450 cd/m²
90% NTSC
90% NTSC
1300:1
450 cd/m²
GFF full lamination
420 cd/m²
Viewing angle - 178°

Sensors

Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.

SensorsProximity
Light
Accelerometer
Proximity
Light
Accelerometer
Fingerprint
Proximity
Light
Accelerometer
Gyroscope
Geomagnetic
Proximity
Light
Accelerometer
Fingerprint

Rear camera

The primary camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.

Sensor typeCMOSCMOSCMOSCMOS
Sensor format---1/4"
Pixel size---1.4 µm
0.001400 mm
Aperture-f/2.4f/2.8f/2.2
Number of lenses-444
Flash typeLEDLEDLEDDual LED
Image resolution4160 x 3120 pixels
12.98 MP
4160 x 3120 pixels
12.98 MP
4160 x 3120 pixels
12.98 MP
3264 x 2448 pixels
7.99 MP
Video resolution1280 x 720 pixels
0.92 MP
1280 x 720 pixels
0.92 MP
1280 x 720 pixels
0.92 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps30 fps30 fps
FeaturesAutofocus
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
Scene mode
Autofocus
Geotagging
HDR
Touch focus
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Night Mode
Autofocus
Continuous shooting
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Flash - 1A
Secondary rear camera - 2 MP
Flash - 0.5A-Secondary rear camera - 2 MP

Front camera

Modern smartphones have one or more front cameras and their positioning has led to various design concepts – pop-up camera, rotating camera, notch, punch hole, under-display camera, etc.

Sensor typeCMOSCMOSCMOS BSICMOS
Aperture-f/2.8f/2.2f/2.2
Field of view---75 °
Number of lenses--43
Auxiliary light-LED--
Image resolution3264 x 2448 pixels
7.99 MP
2560 x 1920 pixels
4.92 MP
3264 x 2448 pixels
7.99 MP
2560 x 1920 pixels
4.92 MP
Video resolution640 x 480 pixels
0.31 MP
640 x 480 pixels
0.31 MP
640 x 480 pixels
0.31 MP
640 x 480 pixels
0.31 MP
Video FPS30 fps30 fps30 fps30 fps
FeaturesFace unlock-Face unlockFace unlock

Audio

Information about the type of speakers and the audio technologies supported by the device.

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker

Radio

The radio in a mobile device is a built-in FM radio receiver.

RadioYesYesYesYes

Tracking/Positioning

Information about the positioning and navigation technologies supported by the device.

Tracking/PositioningGPS
A-GPS
GPS
A-GPS
GPS
A-GPS
GPS
A-GPS

Wi-Fi

Wi-Fi is a technology that provides wireless data connections between various devices within a short range.

Wi-Fi802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct
802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct
802.11b
802.11g
802.11n
Wi-Fi Hotspot
802.11b
802.11g
802.11n
Wi-Fi Hotspot

Bluetooth

Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.

Version4.24.04.04.2
FeaturesA2DPA2DPA2DPA2DP

USB

The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.

Connector typeMicro USBMicro USBMicro USBMicro USB
Version2.02.02.02.0
FeaturesCharging
Mass storage
Charging
Mass storage
Charging
Mass storage
Charging
Mass storage

Headphone jack

The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in mobile devices is the 3.5 mm headphone jack.

Headphone jackYesYesYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
Computer sync
OTA sync
Tethering
Computer sync
OTA sync
Tethering
Computer sync
OTA sync
Tethering

Browser

A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.

BrowserHTML
HTML5
CSS 3
HTML
HTML5
CSS 3
HTML
HTML5
CSS 3
HTML
HTML5
CSS 3

Audio file formats/codecs

Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.

Audio file formats/codecsAAC
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AMR
eAAC+
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV
AAC
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV

Video file formats/codecs

Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.

Video file formats/codecs3GPP
AVI
MKV
QuickTime
MP4
WebM
WMV
Xvid
3GPP
AVI
H.263
H.264
MKV
QuickTime
MP4
WebM
WMV
Xvid
3GPP
AVI
Flash Video
H.263
H.264
MKV
QuickTime
MP4
WebM
WMV
WMV9
Xvid
3GPP
AVI
MP4
Xvid

Battery

The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.

Capacity3100 mAh2600 mAh4400 mAh3200 mAh
TypeLi-PolymerLi-PolymerLi-IonLi-Ion
2G talk time---25 h
1500 min
1 days
2G stand-by time---280 h
16800 min
11.7 days
3G talk time---25 h
1500 min
1 days
3G stand-by time---280 h
16800 min
11.7 days
Charger output power5 V / 1 A-5 V / 1 A5 V / 1 A
FeaturesRemovableRemovableFast charging
Non-removable
Removable

Specific Absorption Rate (SAR)

The SAR rating shows the amount of electromagnetic radiation absorbed by the human body when using a mobile device, expressed in W/kg.

Head SAR (EU)-0.654 W/kg--
Body SAR (EU)-0.911 W/kg--
 Cubot J8Cubot R9Cubot King Kong CSLeagoo Power 2