Comparison between:
- Cubot C30
- Cubot Note S
- Cubot King Kong 3
- Cubot C20

Brand and model

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

Cubot C30Cubot Note SCubot King Kong 3Cubot C20
Cubot C30
Prices
Cubot Note SCubot King Kong 3
Prices
Cubot C20
Prices
Model alias--KingKong3
King Kong3
KingKong 3
-

Design

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

Width76.44 mm
7.644 cm
0.251 ft
3.009 in
77.2 mm
7.72 cm
0.253 ft
3.039 in
78.3 mm
7.83 cm
0.257 ft
3.083 in
74 mm
7.4 cm
0.243 ft
2.913 in
Height157.05 mm
15.705 cm
0.515 ft
6.183 in
152.3 mm
15.23 cm
0.5 ft
5.996 in
162.5 mm
16.25 cm
0.533 ft
6.398 in
155 mm
15.5 cm
0.509 ft
6.102 in
Thickness8.5 mm
0.85 cm
0.028 ft
0.335 in
8.8 mm
0.88 cm
0.029 ft
0.346 in
13.3 mm
1.33 cm
0.044 ft
0.524 in
10 mm
1 cm
0.033 ft
0.394 in
Weight190 g
0.42 lbs
6.7 oz
163 g
0.36 lbs
5.75 oz
282 g
0.62 lbs
9.95 oz
192 g
0.43 lbs
6.8 oz
Volume102.04 cm³
6.2 in³
103.47 cm³
6.28 in³
169.23 cm³
10.28 in³
114.7 cm³
6.97 in³
ColorsBlack
Green
Black
White
Champagne
BlackBlack
Blue
Body materialsPlasticPlasticPolycarbonate
Metal
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-SIM
Nano-SIM / microSD
Micro-SIMNano-SIM
Nano-SIM / microSD
Nano-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)

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
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)
W-CDMAW-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 1900 MHz
W-CDMA 2100 MHz
W-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 1700 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
W-CDMA 900 MHz (B8)
W-CDMA 2100 MHz (B1)
LTELTE-FDD 700 MHz (B12)
LTE-FDD 700 MHz (B13)
LTE-FDD 700 MHz (B17)
LTE-FDD 700 MHz (B28)
LTE-FDD 800 MHz (B20)
LTE-FDD 850 MHz (B5)
LTE-FDD 850 MHz (B18)
LTE-FDD 850 MHz (B19)
LTE-FDD 850 MHz (B26)
LTE-FDD 900 MHz (B8)
LTE-FDD 1700 MHz (B4)
LTE-FDD 1700 MHz (B66)
LTE-FDD 1800 MHz (B3)
LTE-FDD 1900 MHz (B2)
LTE-FDD 1900 MHz (B25)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
-LTE 700 MHz Class 17
LTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 700 MHz (B12)
LTE-FDD 800 MHz (B20)
LTE-FDD 900 MHz (B8)
LTE-FDD 1800 MHz (B3)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)

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+
LTE
UMTS
EDGE
GPRS
HSPA+
UMTS
EDGE
GPRS
HSPA+
LTE Cat 6
UMTS
EDGE
GPRS
HSPA+
LTE

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 5.1 LollipopAndroid 8.1 OreoAndroid 10

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 Helio P60 (MT6771)MediaTek MT6580MediaTek Helio P23 (MT6763T)MediaTek Helio P22 (MT6762D)
Process technology12 nm28 nm16 nm12 nm
CPU4x 2.0 GHz ARM Cortex-A73, 4x 2.0 GHz ARM Cortex-A53ARM Cortex-A74x 2.3 GHz ARM Cortex-A53, 4x 1.65 GHz ARM Cortex-A534x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53
CPU bits64 bit32 bit64 bit64 bit
Instruction setARMv8-AARMv7ARMv8-AARMv8-A
Level 1 cache memory (L1)-32 KB + 32 KB--
Level 2 cache memory (L2)-512 KB
0.5 MB
--
CPU cores8488
CPU frequency2000 MHz1300 MHz2300 MHz2000 MHz
GPUARM Mali-G72 MP3ARM Mali-400 MP2ARM Mali-G71 MP2PowerVR GE8320
GPU cores322-
GPU frequency800 MHz-770 MHz650 MHz
RAM capacity8 GB2 GB4 GB4 GB
RAM typeLPDDR4X-LPDDR4XLPDDR4X
RAM channelsDouble channelSingle channelDouble channelDouble channel
RAM frequency1600 MHz533 MHz1600 MHz1600 MHz

Storage

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

Storage128 GB
256 GB
16 GB64 GB64 GB
--eMMC 5.1-

Memory cards

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

TypesmicroSD
microSDHC
microSDXC
microSD
microSDHC
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 size6.4 in
162.56 mm
16.26 cm
5.5 in
139.7 mm
13.97 cm
5.5 in
139.7 mm
13.97 cm
6.18 in
156.97 mm
15.7 cm
Width2.71 in
68.85 mm
6.88 cm
2.7 in
68.49 mm
6.85 cm
2.46 in
62.48 mm
6.25 cm
2.68 in
68.02 mm
6.8 cm
Height5.8 in
147.26 mm
14.73 cm
4.79 in
121.76 mm
12.18 cm
4.92 in
124.95 mm
12.5 cm
5.57 in
141.47 mm
14.15 cm
Aspect ratio2.139:11.778:1
16:9
2:1
2:1 (18:9)
2.08:1
Resolution1080 x 2310 pixels720 x 1280 pixels720 x 1440 pixels1080 x 2246 pixels
Pixel density398 ppi
156 ppcm
267 ppi
104 ppcm
293 ppi
115 ppcm
403 ppi
158 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area84.73 %71.16 %61.55 %84.17 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
-2.5D curved glass screen
OGS (One Glass Solution)
Anti-fingerprint coating
1300:1 contrast ratio
450 cd/m²
Viewing angle - 178°
Corning Gorilla Glass
GFF full lamination
1300:1 contrast ratio
450 cd/m²
90% NTSC
-

Sensors

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

SensorsProximity
Light
Accelerometer
Compass
Gyroscope
Magnetometer
Fingerprint
Proximity
Light
Accelerometer
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Proximity
Light
Accelerometer
Compass
Gyroscope
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 modelSony IMX586 Exmor RSOmniVision OV5648Sony IMX135 Exmor RS-
Sensor typeCMOS BSICMOS BSI+CMOSCMOS BSI
Sensor size-3.67 x 2.74 mm
0.18 in
4.69 x 3.52 mm
0.23 in
-
Sensor format1/2"---
Pixel size0.8 µm
0.000800 mm
1.417 µm
0.001417 mm
1.127 µm
0.001127 mm
-
Crop factor-9.447.38-
ISO--100 - 1600-
Aperture-f/2f/2.8-
Focal length and 35 mm equivalent--3.5 mm
25.82 mm *(35 mm / full frame)
-
Number of lenses-55-
Flash typeLEDLEDDual LEDLED
Image resolution8000 x 6000 pixels
48 MP
2592 x 1944 pixels
5.04 MP
4160 x 3120 pixels
12.98 MP
4032 x 3072 pixels
12.39 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 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
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Scene mode
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
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Secondary rear camera - 16 MP (ultra-wide-angle)
Third rear camera - 5 MP (macro)
Fourth rear camera - 0.3 MP (depth-sensing)
Blue filter glass
Interpolated resolution - 8 MP
Flash - 1.0A
Interpolated resolution - 16 MP
Secondary rear camera - 2 MP (interpolated from 0.3 MP)
Sensor model - GalaxyCore GC0310 (#2)
Pixel size - 2.25 μm (#2)
Secondary rear camera - 5 MP
Third rear camera - 0.3 MP
Fourth rear camera

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 model-GalaxyCore GC2355GalaxyCore GC8024-
Sensor typeCMOSCMOSCMOS BSICMOS
Sensor size-2.8 x 2.15 mm
0.14 in
3.67 x 2.76 mm
0.18 in
-
Pixel size-1.75 µm
0.001750 mm
1.124 µm
0.001124 mm
-
Crop factor-12.269.42-
Aperture--f/2.8-
Focal length and 35 mm equivalent--3.5 mm
32.98 mm *(35 mm / full frame)
-
Number of lenses--4-
Image resolution32 MP1600 x 1200 pixels
1.92 MP
3264 x 2448 pixels
7.99 MP
3264 x 2448 pixels
7.99 MP
Video resolution1920 x 1080 pixels
2.07 MP
640 x 480 pixels
0.31 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps30 fps30 fps
FeaturesFace unlock--Face unlock
-Interpolated resolution - 5 MPInterpolated resolution - 13 MP-

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
--Headphone adapter-

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
GLONASS
GPS
A-GPS

Wi-Fi

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

Wi-Fi802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
Dual band
Wi-Fi Hotspot
802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Display
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
Dual band
Wi-Fi Hotspot

Bluetooth

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

Version4.24.04.24.2
FeaturesA2DPA2DP
EDR
A2DPA2DP

USB

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

Connector typeUSB Type-CMicro USBUSB Type-CUSB Type-C
Version2.02.02.02.0
FeaturesCharging
Mass storage
On-The-Go
Charging
Mass storage
On-The-Go
Charging
Mass storage
On-The-Go
Charging
Mass storage
On-The-Go

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 jackNoYesNoYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
NFC
Computer sync
OTA sync
Tethering
Computer sync
OTA sync
Tethering
NFC
VoLTE
ViLTE
Computer sync
OTA sync
Tethering
NFC

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
M4A
MIDI
MP3
OGG
WMA
WAV
AAC
AMR
AMR-WB
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AMR
eAAC+
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV
AAC
AMR
eAAC+
FLAC
M4A
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
H.263
H.264
MKV
QuickTime
MP4
WebM
WMV
WMV9
Xvid
3GPP
AVI
MKV
MP4
WMV
Xvid
3GPP
AVI
Flash Video
H.263
H.264
MKV
QuickTime
MP4
WebM
WMV
WMV9
Xvid
3GPP
AVI
H.263
H.264
MKV
QuickTime
MP4
WebM
WMV
WMV9
Xvid

Battery

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

Capacity4200 mAh4150 mAh6000 mAh4200 mAh
TypeLi-PolymerLi-IonLi-IonLi-Polymer
2G talk time--46 h
2760 min
1.9 days
-
2G stand-by time--600 h
36000 min
25 days
-
3G talk time--46 h
2760 min
1.9 days
-
3G stand-by time--600 h
36000 min
25 days
-
Charger output power-5 V / 1 A5 V / 2 A
7 V / 2 A
9 V / 2 A
-
FeaturesFast charging
Non-removable
RemovableFast charging
Non-removable
Fast charging
Non-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)-0.329 W/kg--
Body SAR (EU)-0.439 W/kg--
Head SAR (USA)--0.501 W/kg-
Body SAR (USA)--1.044 W/kg-
 Cubot C30Cubot Note SCubot King Kong 3Cubot C20