Comparison between:
- Sugar C21
- Sugar F20
- Ulefone Power 6
- Cubot Power

Brand and model

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

Sugar C21Sugar F20Ulefone Power 6Cubot Power
Sugar C21Sugar F20Ulefone Power 6
Prices
Cubot Power
Prices
Model alias--Power6-

Design

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

Width75.4 mm
7.54 cm
0.247 ft
2.969 in
75.4 mm
7.54 cm
0.247 ft
2.969 in
75.8 mm
7.58 cm
0.249 ft
2.984 in
74.39 mm
7.439 cm
0.244 ft
2.929 in
Height158.5 mm
15.85 cm
0.52 ft
6.24 in
158.5 mm
15.85 cm
0.52 ft
6.24 in
159.15 mm
15.915 cm
0.522 ft
6.266 in
158.39 mm
15.839 cm
0.52 ft
6.236 in
Thickness11.2 mm
1.12 cm
0.037 ft
0.441 in
11.2 mm
1.12 cm
0.037 ft
0.441 in
9.95 mm
0.995 cm
0.033 ft
0.392 in
10.75 mm
1.075 cm
0.035 ft
0.423 in
Weight210 g
0.46 lbs
7.41 oz
210 g
0.46 lbs
7.41 oz
207 g
0.46 lbs
7.3 oz
215 g
0.47 lbs
7.58 oz
Volume133.85 cm³
8.13 in³
133.85 cm³
8.13 in³
120.03 cm³
7.29 in³
126.66 cm³
7.69 in³
ColorsBlue
Red
White
Red
Black
Red
Blue
Black
Blue
Body materialsMetalMetalPolycarbonate
Metal
Aluminium alloy
Polycarbonate

SIM card

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

SIM card typeNano-SIMNano-SIM
Nano-SIM / microSD
Nano-SIM
Nano-SIM / microSD
Nano-SIM
Nano-SIM / microSD
Number of SIM cards2222
FeaturesDual 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 900 MHz
GSM 1800 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
CDMACDMA 800 MHz---
W-CDMAW-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
W-CDMA 2100 MHzW-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 1700 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
W-CDMA 900 MHz
W-CDMA 2100 MHz
TD-SCDMATD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz
TD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz
--
LTELTE 850 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE 700 MHz (B28)
LTE 850 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE 700 MHz (B28)
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-TDD 2300 MHz (B40)
LTE 700 MHz (B12)
LTE 800 MHz (B19)
LTE 1900 MHz (B25)
LTE 850 MHz (B26)
LTE 1700/2100 MHz (B66)
LTE 800 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 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+
LTE Cat 7
UMTS
EDGE
GPRS
HSPA+
LTE Cat 7
TD-SCDMA
TD-HSDPA
UMTS
EDGE
GPRS
HSPA+
LTE Cat 6
UMTS
EDGE
GPRS
HSPA+
LTE Cat 6

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 8.1 OreoAndroid 8.1 OreoAndroid 9.0 PieAndroid 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.

SoCQualcomm Snapdragon 450Qualcomm Snapdragon 450MediaTek Helio P35 (MT6765)MediaTek Helio P23 (MT6763T)
Process technology14 nm14 nm12 nm16 nm
CPUARM Cortex-A53ARM Cortex-A534x 2.3 GHz ARM Cortex-A53, 4x 1.8 GHz ARM Cortex-A534x 2.3 GHz ARM Cortex-A53, 4x 1.65 GHz ARM Cortex-A53
CPU bits64 bit64 bit64 bit64 bit
Instruction setARMv8ARMv8ARMv8-AARMv8-A
CPU cores8888
CPU frequency1800 MHz1800 MHz2300 MHz2300 MHz
GPUQualcomm Adreno 506Qualcomm Adreno 506PowerVR GE8320ARM Mali-G71 MP2
GPU cores---2
GPU frequency--680 MHz770 MHz
RAM capacity4 GB4 GB4 GB6 GB
RAM typeLPDDR3LPDDR3LPDDR3LPDDR4X
RAM channelsSingle channelSingle channelSingle channelDouble channel
RAM frequency933 MHz933 MHz933 MHz1600 MHz

Storage

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

Storage64 GB64 GB64 GB128 GB

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 size6.26 in
159 mm
15.9 cm
6.26 in
159 mm
15.9 cm
6.3 in
160.02 mm
16 cm
5.99 in
152.15 mm
15.21 cm
Width2.71 in
68.91 mm
6.89 cm
2.71 in
68.91 mm
6.89 cm
2.64 in
67.06 mm
6.71 cm
2.68 in
68.04 mm
6.8 cm
Height5.64 in
143.3 mm
14.33 cm
5.64 in
143.3 mm
14.33 cm
5.72 in
145.29 mm
14.53 cm
5.36 in
136.08 mm
13.61 cm
Aspect ratio2.08:12.08:12.167:12:1
2:1 (18:9)
Resolution1080 x 2246 pixels1080 x 2246 pixels1080 x 2340 pixels1080 x 2160 pixels
Pixel density398 ppi
156 ppcm
398 ppi
156 ppcm
409 ppi
160 ppcm
403 ppi
158 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area82.89 %82.89 %81.02 %78.84 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
2.5D curved glass screen
LTPS (Low Temperature PolySilicon)
1000:1 contrast ratio
450 cd/m²
2.5D curved glass screen2.5D curved glass screen2.5D curved glass screen
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
Fingerprint
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Proximity
Light
Accelerometer
Compass
Gyroscope
Barometer
Pedometer
Fingerprint
Proximity
Light
Accelerometer
Gyroscope
Magnetometer
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 model---Samsung S5K3P3
Sensor typeCMOSCMOSCMOSISOCELL
Sensor size---4.74 x 3.56 mm
0.23 in
Sensor format--1/3.1"-
Pixel size--1 µm
0.001000 mm
1.029 µm
0.001029 mm
Crop factor---7.29
ISO---100 - 1600
Aperturef/2.2f/2.2f/1.8f/2.8
Focal length and 35 mm equivalent---3.5 mm
25.53 mm *(35 mm / full frame)
Number of lenses---6
Flash typeDual LEDDual LEDDual LEDLED
Image resolution4032 x 3024 pixels
12.19 MP
4032 x 3024 pixels
12.19 MP
4608 x 3456 pixels
15.93 MP
4608 x 3456 pixels
15.93 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
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
Phase detection autofocus (PDAF)
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 - 2 MPSecondary rear camera - 2 MPSecondary rear camera - 2 MPFlash - 1.0A
Interpolated resolution - 20 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 model---GalaxyCore GC8024
Sensor type---CMOS BSI
Sensor size---3.67 x 2.76 mm
0.18 in
Pixel size---1.124 µm
0.001124 mm
Crop factor---9.42
Aperturef/2.4f/2.4f/1.8f/2.8
Focal length and 35 mm equivalent---3.5 mm
32.98 mm *(35 mm / full frame)
Number of lenses5--4
Image resolution3264 x 2448 pixels
7.99 MP
3264 x 2448 pixels
7.99 MP
4608 x 3456 pixels
15.93 MP
3264 x 2448 pixels
7.99 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1280 x 720 pixels
0.92 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps30 fps30 fps
FeaturesFace unlockFace unlockFace unlock-
---Interpolated 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
--RDS-

Tracking/Positioning

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

Tracking/PositioningGPS
A-GPS
BeiDou
GPS
A-GPS
BeiDou
GPS
A-GPS
GLONASS
BeiDou
Galileo
GPS
A-GPS
GLONASS

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
Wi-Fi Hotspot
Wi-Fi Direct
802.11a
802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display

Bluetooth

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

Version4.24.25.04.2
FeaturesA2DPA2DPA2DPA2DP

USB

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

Connector typeMicro USBMicro 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 jackYesYesNoYes

Connectivity

Information about other important connectivity technologies supported by the devices.

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

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
AAC+
AMR
eAAC+
FLAC
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
Flash Video
H.263
H.264
MKV
QuickTime
MP4
WMV
Xvid
3GPP
AVI
Flash Video
H.263
H.264
MKV
QuickTime
MP4
WMV
Xvid
3GPP
AVI
H.263
H.264
H.265
MKV
MP4
WebM
WMV
Xvid
3GPP
AVI
Flash Video
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.

Capacity6100 mAh6000 mAh6350 mAh6000 mAh
TypeLi-PolymerLi-PolymerLi-PolymerLi-Ion
2G talk time54 h
3240 min
2.3 days
24 h
1440 min
1 days
64 h
3840 min
2.7 days
46 h
2760 min
1.9 days
2G stand-by time--1800 h
108000 min
75 days
600 h
36000 min
25 days
3G talk time54 h
3240 min
2.3 days
24 h
1440 min
1 days
64 h
3840 min
2.7 days
46 h
2760 min
1.9 days
3G stand-by time--1800 h
108000 min
75 days
600 h
36000 min
25 days
Charger output power9 V / 2 A-5 V / 3 A5 V / 2 A
Quick charge technology-Qualcomm Quick Charge 3.0--
FeaturesFast charging
Non-removable
Fast charging
Non-removable
Fast 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)---0.414 W/kg
Body SAR (EU)---0.74 W/kg
 Sugar C21Sugar F20Ulefone Power 6Cubot Power