Comparison between:
- Koolnee K1 Trio
- HomTom S9 Plus
- Smartisan Nut 3
- Cubot S550 Pro

Brand and model

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

Koolnee K1 TrioHomTom S9 PlusSmartisan Nut 3Cubot S550 Pro
Koolnee K1 Trio
Prices
HomTom S9 Plus
Prices
Smartisan Nut 3
Prices
Cubot S550 Pro
Model alias-S9Plus
S9+
U3-

Design

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

Width75.2 mm
7.52 cm
0.247 ft
2.961 in
74.5 mm
7.45 cm
0.244 ft
2.933 in
74.3 mm
7.43 cm
0.244 ft
2.925 in
76.5 mm
7.65 cm
0.251 ft
3.012 in
Height157.3 mm
15.73 cm
0.516 ft
6.193 in
158.8 mm
15.88 cm
0.521 ft
6.252 in
154 mm
15.4 cm
0.505 ft
6.063 in
151.7 mm
15.17 cm
0.498 ft
5.972 in
Thickness8.4 mm
0.84 cm
0.028 ft
0.331 in
8.2 mm
0.82 cm
0.027 ft
0.323 in
7.16 mm
0.716 cm
0.023 ft
0.282 in
7 mm
0.7 cm
0.023 ft
0.276 in
Weight214 g
0.47 lbs
7.55 oz
207 g
0.46 lbs
7.3 oz
154 g
0.34 lbs
5.43 oz
-
Volume99.36 cm³
6.03 in³
97.01 cm³
5.89 in³
81.93 cm³
4.98 in³
81.24 cm³
4.93 in³
ColorsBlack
Blue
Silver
Blue
Black
Black
Red
Gold
White
Black
Body materialsMetal
Plastic
Plastic
Aluminium alloy
Metal
Glass
Metal

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
Nano-SIM
Nano-SIM / microSD
Nano-SIM / microSD
Nano-SIM
Micro-SIM
Nano-SIM / microSD
Number of SIM cards2222

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
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
CDMA--CDMA 800 MHz
CDMA 1900 MHz
-
W-CDMAW-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 2100 MHz
W-CDMA 900 MHz
W-CDMA 2100 MHz
-W-CDMA 900 MHz
W-CDMA 2100 MHz
TD-SCDMA--TD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz
-
UMTS--UMTS 850 MHz
UMTS 900 MHz
UMTS 1900 MHz
UMTS 2100 MHz
-
LTELTE 800 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 800 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
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 800 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 6
UMTS
EDGE
GPRS
HSPA+
LTE Cat 6
UMTS
EDGE
GPRS
HSPA+
LTE Cat 6
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4

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 7.1 NougatAndroid 7.0 NougatSmartisan 4.x (Android 7.1.2 Nougat)Android 5.1 Lollipop

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 P23 (MT6763V)MediaTek MT6750TQualcomm Snapdragon 625 MSM8953MediaTek MT6735A
Process technology16 nm28 nm14 nm28 nm
CPU4x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A534x 1.5 GHz ARM Cortex-A53, 4x 1.0 GHz ARM Cortex-A53ARM Cortex-A53ARM Cortex-A53
CPU bits64 bit64 bit64 bit64 bit
Instruction setARMv8-AARMv8-AARMv8ARMv8-A
Level 1 cache memory (L1)-32 KB + 32 KB-32 KB + 32 KB
Level 2 cache memory (L2)-512 KB
0.5 MB
-512 KB
0.5 MB
CPU cores8884
CPU frequency2000 MHz1500 MHz2000 MHz1300 MHz
GPUARM Mali-G71 MP2ARM Mali-T860 MP2Qualcomm Adreno 506ARM Mali-T720 MP1
GPU cores22-1
GPU frequency700 MHz650 MHz650 MHz450 MHz
RAM capacity6 GB4 GB4 GB3 GB
RAM typeLPDDR4XLPDDR3LPDDR3LPDDR3
RAM channelsDouble channelSingle channelSingle channelSingle channel
RAM frequency1600 MHz833 MHz933 MHz533 MHz

Storage

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

Storage128 GB64 GB32 GB
64 GB
128 GB
16 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 size6.01 in
152.65 mm
15.27 cm
5.99 in
152.15 mm
15.21 cm
5.99 in
152.15 mm
15.21 cm
5.5 in
139.7 mm
13.97 cm
Width2.69 in
68.27 mm
6.83 cm
2.68 in
68.04 mm
6.8 cm
2.68 in
68.04 mm
6.8 cm
2.7 in
68.49 mm
6.85 cm
Height5.38 in
136.54 mm
13.65 cm
5.36 in
136.08 mm
13.61 cm
5.36 in
136.08 mm
13.61 cm
4.79 in
121.76 mm
12.18 cm
Aspect ratio2:1
2:1 (18:9)
2:1
2:1 (18:9)
2:1
2:1 (18:9)
1.778:1
16:9
Resolution1080 x 2160 pixels720 x 1440 pixels1080 x 2160 pixels720 x 1280 pixels
Pixel density402 ppi
158 ppcm
269 ppi
105 ppcm
403 ppi
158 ppcm
267 ppi
104 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area79.06 %78.52 %81.18 %72.09 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
-2.5D curved glass screen
GFF full lamination
Corning Gorilla Glass 3
1500:1 contrast ratio
450 cd/m²
85% NTSC
2.5D curved glass screen
OGS (One Glass Solution)
500 cd/m²
91% NTSC
Viewing angle - 178°

Sensors

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

SensorsProximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Hall
Proximity
Light
Accelerometer
Geomagnetic
Fingerprint
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Ultrasonic
Proximity
Light
Accelerometer
Compass
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 IMX135 Exmor RSSony IMX135 Exmor RS-OmniVision OV8865
Sensor typeCMOSCMOSCMOSCMOS BSI 2
Sensor size4.69 x 3.52 mm
0.23 in
4.69 x 3.52 mm
0.23 in
-4.61 x 3.47 mm
0.23 in
Pixel size1.127 µm
0.001127 mm
1.127 µm
0.001127 mm
-1.414 µm
0.001414 mm
Crop factor7.387.38-7.49
ISO--100 - 1600-
Aperturef/2.2f/2.8f/2.2f/2
Number of lenses---4
Flash typeDual LEDLEDDual LEDLED
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 resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
3840 x 2160 pixels
8.29 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
Macro mode
Autofocus
Continuous shooting
Digital zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Interpolated resolution - 16 MP
Secondary rear camera - 2 MP
Interpolated resolution - 16 MP
Secondary rear camera - 5 MP
Secondary rear camera - 13 MP
Blue filter glass
Flash - 1A
Interpolated resolution - 13 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 typeCMOSCMOS BSICMOS-
Sensor size-3.67 x 2.76 mm
0.18 in
--
Pixel size-1.124 µm
0.001124 mm
--
Crop factor-9.42--
Aperturef/2.2f/2.8f/2.2-
Field of view---88 °
Image resolution3264 x 2448 pixels
7.99 MP
3264 x 2448 pixels
7.99 MP
3264 x 2448 pixels
7.99 MP
2560 x 1920 pixels
4.92 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-
Features--Face unlock-
-Interpolated resolution - 13 MP-Interpolated resolution - 8 MP

Audio

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

SpeakerLoudspeakerLoudspeakerLoudspeaker
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
GLONASS
GPS
A-GPS
GLONASS
GPS
A-GPS
GLONASS
BeiDou
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
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
Wi-Fi Direct
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
802.11b
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.

Version4.04.04.24.0
FeaturesA2DP
EDR
A2DPA2DPA2DP

USB

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

Connector typeMicro USBMicro USBUSB Type-CMicro USB
Version2.02.02.02.0
FeaturesCharging
Mass storage
On-The-Go
Charging
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 jackYesYesNoYes

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
VoLTE
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
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
AMR-WB
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AAC+
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AAC+
AMR
AMR-WB
eAAC+
FLAC
M4A
MIDI
MP3
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
DivX
Flash Video
H.263
H.264
MKV
QuickTime
MP4
Xvid
3GPP
AVI
H.263
H.264
MP4
WebM
WMV
Xvid
3GPP
AVI
H.263
H.264
H.265
MKV
MP4
WebM
WMV
Xvid
3GPP
AVI
DivX
H.263
H.264
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.

Capacity4200 mAh4050 mAh4000 mAh3000 mAh
TypeLi-PolymerLi-PolymerLi-PolymerLi-Polymer
Charger output power5 V / 2 A5 V / 2 A9 V / 2 A5 V / 1 A
Quick charge technology--Qualcomm Quick Charge 3.0-
FeaturesFast charging
Non-removable
Fast charging
Non-removable
Fast charging
Non-removable
Non-removable
 Koolnee K1 TrioHomTom S9 PlusSmartisan Nut 3Cubot S550 Pro