Comparison between:
- Cubot R9
- Cubot Rainbow
- Cubot Rainbow 2

Brand and model

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

Cubot R9Cubot RainbowCubot Rainbow 2
Cubot R9
Prices
Cubot RainbowCubot Rainbow 2
Model alias--Rainbow2

Design

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

Width72 mm
7.2 cm
0.236 ft
2.835 in
72 mm
7.2 cm
0.236 ft
2.835 in
72 mm
7.2 cm
0.236 ft
2.835 in
Height144 mm
14.4 cm
0.472 ft
5.669 in
142 mm
14.2 cm
0.466 ft
5.591 in
144 mm
14.4 cm
0.472 ft
5.669 in
Thickness7.85 mm
0.785 cm
0.026 ft
0.309 in
8.8 mm
0.88 cm
0.029 ft
0.346 in
7.9 mm
0.79 cm
0.026 ft
0.311 in
Weight--165 g
0.36 lbs
5.82 oz
Volume81.39 cm³
4.94 in³
89.97 cm³
5.46 in³
81.91 cm³
4.97 in³
ColorsBlack
Gold
Blue
Black
White
Red
Gold
Silver
Black
White
Red
Gold
Blue
Body materialsPlasticPlasticPlastic

SIM card

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

SIM card typeMicro-SIM
Nano-SIM
Micro-SIMMicro-SIM
Number of SIM cards222
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)

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
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
W-CDMAW-CDMA 900 MHz
W-CDMA 2100 MHz
W-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 2100 MHz
W-CDMA 900 MHz
W-CDMA 1900 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+

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 7.0 NougatAndroid 6.0 MarshmallowAndroid 7.0 Nougat

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 MT6580A
Process technology28 nm28 nm28 nm
CPUARM Cortex-A7ARM Cortex-A7ARM Cortex-A7
CPU bits32 bit32 bit32 bit
Instruction setARMv7ARMv7ARMv7
Level 1 cache memory (L1)32 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
CPU cores444
CPU frequency1300 MHz1300 MHz1300 MHz
GPUARM Mali-400 MP2ARM Mali-400 MP2ARM Mali-400 MP2
GPU cores222
RAM capacity2 GB1 GB1 GB
RAM channelsSingle channelSingle channelSingle channel
RAM frequency533 MHz533 MHz533 MHz

Storage

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

Storage16 GB16 GB16 GB

Memory cards

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

TypesmicroSD
microSDHC
microSDXC
microSD
microSDHC
microSD
microSDHC
microSDXC

Display

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

Type/technologyIPSIPSIPS
Diagonal size5 in
127 mm
12.7 cm
5 in
127 mm
12.7 cm
5 in
127 mm
12.7 cm
Width2.45 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
Height4.36 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 ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution720 x 1280 pixels720 x 1280 pixels720 x 1280 pixels
Pixel density294 ppi
115 ppcm
294 ppi
115 ppcm
294 ppi
115 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area66.69 %67.63 %66.69 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
2.5D curved glass screen
GFF full lamination
1300:1 contrast ratio
450 cd/m²
90% NTSC
-2.5D curved glass screen
GFF full lamination
1300:1 contrast ratio
450 cd/m²

Sensors

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

SensorsProximity
Light
Accelerometer
Fingerprint
Proximity
Light
Accelerometer
Proximity
Light
Accelerometer

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 model--OmniVision OV8856
Sensor typeCMOSCMOSPureCel
Sensor size--3.68 x 2.77 mm
0.18 in
Pixel size--1.127 µm
0.001127 mm
Crop factor--9.4
Aperturef/2.4-f/2.4
Number of lenses4-5
Flash typeLEDLEDLED
Image resolution4160 x 3120 pixels
12.98 MP
3264 x 2448 pixels
7.99 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
Video FPS30 fps30 fps30 fps
FeaturesAutofocus
Continuous shooting
Digital zoom
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
Scene mode
Autofocus
Continuous shooting
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Scene mode
Flash - 0.5AFlash - 0.5AFlash - 1A
Interpolated resolution - 13 MP
Secondary rear camera - 2 MP
Sensor model - GalaxyCore GC2375 (#2)
Sensor size - 2.8 mm x 2.15 mm (#2)
Pixel size - 1.75 μm (#2)
3-element lens (#2)

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 GC2375
Sensor typeCMOS-CMOS
Sensor size--2.8 x 2.15 mm
0.14 in
Pixel size--1.75 µm
0.001750 mm
Crop factor--12.26
Aperturef/2.8-f/2.8
Auxiliary lightLED-LED
Image resolution2560 x 1920 pixels
4.92 MP
1600 x 1200 pixels
1.92 MP
1600 x 1200 pixels
1.92 MP
Video resolution640 x 480 pixels
0.31 MP
-640 x 480 pixels
0.31 MP
Video FPS30 fps-30 fps
--Interpolated resolution - 5 MP

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece

Radio

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

RadioYesYesYes

Tracking/Positioning

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

Tracking/PositioningGPS
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
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.

Version4.04.04.0
FeaturesA2DPA2DPA2DP

USB

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

Connector typeMicro USBMicro USBMicro USB
Version2.02.02.0
FeaturesCharging
Mass storage
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 jackYesYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

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

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

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+
MIDI
MP3
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
H.263
H.264
MKV
QuickTime
MP4
WebM
WMV
Xvid
3GPP
AVI
Xvid
3GPP
AVI
MKV
MP4
WMV
Xvid

Battery

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

Capacity2600 mAh2200 mAh2350 mAh
TypeLi-PolymerLi-IonLi-Ion
Charger output power-5 V / 1 A5 V / 1 A
FeaturesRemovableRemovableNon-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/kg0.429 W/kg0.291 W/kg
Body SAR (EU)0.911 W/kg1.291 W/kg0.738 W/kg
 Cubot R9Cubot RainbowCubot Rainbow 2