Comparison between:
- Blackview Tab 9
- Oukitel K15 Plus
- Oppo A54
- Xiaomi Mi 11X

Brand and model

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

Blackview Tab 9Oukitel K15 PlusOppo A54Xiaomi Mi 11X
Blackview Tab 9
Prices
Oukitel K15 Plus
Prices
Oppo A54
Prices
Xiaomi Mi 11X

Design

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

Width243.7 mm
24.37 cm
0.8 ft
9.594 in
77.9 mm
7.79 cm
0.256 ft
3.067 in
75.7 mm
7.57 cm
0.248 ft
2.98 in
76.4 mm
7.64 cm
0.251 ft
3.008 in
Height162.5 mm
16.25 cm
0.533 ft
6.398 in
170.2 mm
17.02 cm
0.558 ft
6.701 in
163.6 mm
16.36 cm
0.537 ft
6.441 in
163.7 mm
16.37 cm
0.537 ft
6.445 in
Thickness8.9 mm
0.89 cm
0.029 ft
0.35 in
15.95 mm
1.595 cm
0.052 ft
0.628 in
8.4 mm
0.84 cm
0.028 ft
0.331 in
7.8 mm
0.78 cm
0.026 ft
0.307 in
Weight600 g
1.32 lbs
21.16 oz
-192 g
0.42 lbs
6.77 oz
196 g
0.43 lbs
6.91 oz
Volume352.45 cm³
21.4 in³
211.47 cm³
12.84 in³
104.03 cm³
6.32 in³
97.55 cm³
5.92 in³
ColorsGold
Gray
BlackBlue
Black
Celestial Silver
Lunar White
Cosmic Black
Body materialsMetal
Plastic
Leather
Kevlar pattern
Metal
Plastic
PlasticGlass
Plastic
Certification--IPX4-

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-SIMNano-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)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 (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
GSM 850 MHz (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
GSM 850 MHz (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
CDMACDMA 800 MHz (BC0)---
W-CDMAW-CDMA 900 MHz (B8)
W-CDMA 2100 MHz (B1)
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 850 MHz (B5)
W-CDMA 900 MHz (B8)
W-CDMA 2100 MHz (B1)
W-CDMA 850 MHz (B5)
W-CDMA 900 MHz (B8)
W-CDMA 1900 MHz (B2)
W-CDMA 2100 MHz (B1)
LTELTE-FDD 800 MHz (B20)
LTE-FDD 900 MHz (B8)
LTE-FDD 1800 MHz (B3)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)
LTE-FDD 700 MHz (B12)
LTE-FDD 700 MHz (B17)
LTE-FDD 700 MHz (B28)
LTE-FDD 800 MHz (B20)
LTE-FDD 850 MHz (B5)
LTE-FDD 850 MHz (B19)
LTE-FDD 900 MHz (B8)
LTE-FDD 1700 MHz (B4)
LTE-FDD 1800 MHz (B3)
LTE-FDD 1900 MHz (B2)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)
LTE-FDD 700 MHz (B28)
LTE-FDD 800 MHz (B20)
LTE-FDD 850 MHz (B5)
LTE-FDD 900 MHz (B8)
LTE-FDD 1800 MHz (B3)
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-FDD 850 MHz (B5)
LTE-FDD 900 MHz (B8)
LTE-FDD 1800 MHz (B3)
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)
5G NR---5G-FDD 1800 MHz (n3)
5G-FDD 2100 MHz (n1)
5G-TDD 2500 MHz (n41)
5G-TDD 3500 MHz (n78)
5G-TDD 3700 MHz (n77)

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 4
UMTS
EDGE
GPRS
HSPA+
LTE Cat 6
EDGE
GPRS
HSPA+
LTE
EDGE
GPRS
HSPA+
LTE
TD-SCDMA
5G NSA
5G SA

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 10ColorOS 7.2 (Android 10)MIUI 12.2 (Android 11)

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.

SoCUnisoc Tiger T610 (UMS512)MediaTek Helio A20 (MT6761D)MediaTek Helio P35 (MT6765)Qualcomm Snapdragon 870
Process technology12 nm12 nm12 nm7 nm
CPU2x 1.8 GHz ARM Cortex-A75, 6x 1.8 GHz ARM Cortex-A554x 1.8 GHz ARM Cortex-A534x 2.3 GHz ARM Cortex-A53, 4x 1.8 GHz ARM Cortex-A531x 3.2 GHz Kryo 585, 3x 2.4 GHz Kryo 585, 4x 1.8 GHz Kryo 385
CPU bits64 bit64 bit64 bit64 bit
Instruction setARMv8-AARMv8-AARMv8-AARMv8-A
CPU cores8488
CPU frequency1800 MHz1800 MHz2300 MHz3200 MHz
GPUARM Mali-G52 MP2IMG PowerVR GE8300PowerVR GE8320Qualcomm Adreno 650
GPU cores2---
GPU frequency614 MHz500 MHz680 MHz-
RAM capacity4 GB3 GB4 GB6 GB
8 GB
RAM typeLPDDR4X-LPDDR4XLPDDR5
RAM channelsDouble channel-Double channelDouble channel
RAM frequency1600 MHz-1600 MHz2750 MHz

Storage

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

Storage64 GB32 GB64 GB
128 GB
128 GB
eMMC-eMMC 5.1UFS 3.1

Memory cards

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

TypesmicroSD
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/technologyIPSIPSA-Si IPSE4 AMOLED
Diagonal size10.1 in
256.54 mm
25.65 cm
6.52 in
165.61 mm
16.56 cm
6.51 in
165.35 mm
16.54 cm
6.67 in
169.42 mm
16.94 cm
Width8.56 in
217.55 mm
21.75 cm
2.68 in
67.96 mm
6.8 cm
2.67 in
67.86 mm
6.79 cm
2.74 in
69.52 mm
6.95 cm
Height5.35 in
135.97 mm
13.6 cm
5.95 in
151.02 mm
15.1 cm
5.94 in
150.79 mm
15.08 cm
6.08 in
154.5 mm
15.45 cm
Aspect ratio1.6:1
16:10
2.222:12.222:12.222:1
Resolution1920 x 1200 pixels720 x 1600 pixels720 x 1600 pixels1080 x 2400 pixels
Pixel density224 ppi
88 ppcm
269 ppi
105 ppcm
270 ppi
106 ppcm
395 ppi
155 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area74.93 %77.66 %82.89 %86.16 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
AGC Glass2.5D curved glass screen2.5D curved glass screen
70% NTSC
480 cd/m²
1500:1
3D curved glass screen
Corning Gorilla Glass 5
120 Hz refresh rate
360 Hz touch sampling rate
HDR10+
900 cd/m² HBM brightness
1300 cd/m² peak brightness
5000000:1
Sunscreen 3.0
Night Light Screen
Display manufacturer - Samsung
SGS Eye Care Display
SGS Seamless Pro 120Hz

Sensors

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

SensorsAccelerometer
Hall
Proximity
Light
Accelerometer
Gyroscope
Fingerprint
Proximity
Light
Accelerometer
Geomagnetic
Fingerprint
Gravity
Light
Accelerometer
Compass
Gyroscope
Pedometer
Geomagnetic
Fingerprint
Gravity
Color temperature sensor
Ultrasonic distance sensor
--Side-mounted fingerprint sensorSide-mounted fingerprint sensor
X-axis linear motor

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 IMX258 Exmor RS--Sony IMX582 Exmor RS
Sensor typeCMOSCMOS-CMOS BSI
Sensor format---1/2"
Pixel size---0.8 µm
0.000800 mm
Aperturef/2.2-f/2.2f/1.79
Field of view--81.3 °-
Number of lenses--6-
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
8000 x 6000 pixels
48 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
3840 x 2160 pixels
8.29 MP
Video FPS30 fps30 fps30 fps30 fps
FeaturesAutofocus
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
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Macro mode
Phase detection autofocus (PDAF)
Autofocus
Continuous shooting
Digital zoom
Digital image stabilization
Optical image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Phase detection autofocus (PDAF)
-Secondary rear camera - 2 MP
Third rear camera - 0.3 MP
Secondary rear camera - 2 MP (macro)
Aperture size - f/2.4 (#2)
Angle of view - 88.8° (#2)
3-element lens (#2)
Third rear camera - 2 MP (depth-sensing)
Aperture size - f/2.4 (#3)
Angle of view - 88.8° (#3)
3-element lens (#3)
Pixel size - 1.6 μm (4-in-1 pixel binning)
1080p @ 960 fps
Secondary rear camera - 8 MP (ultra-wide angle)
Aperture size - f/2.4 (#2)
Amgle of view - 119° (#2)
Third rear camera - 5 MP (macro)
Sensor size - 1/5" (#4)
Pixel size - 1.12 μm (#4)
Aperture size - f/2.4 (#4)
Focal length equivalent - 50 mm (#4)
4 cm shooting distance (#4)
Autofocus (#4)

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 modelGalaxyCore GC5035---
Sensor typeCMOSCMOS BSI--
Sensor format1/4"---
Pixel size1.4 µm
0.001400 mm
---
Aperturef/2.4-f/2f/2.45
Field of view--79.3 °-
Number of lenses--5-
Image resolution2560 x 1920 pixels
4.92 MP
2560 x 1920 pixels
4.92 MP
4624 x 3468 pixels
16.04 MP
20 MP
Video resolution1280 x 720 pixels
0.92 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
FeaturesFace unlockFace unlockHDR
Face unlock
Face detection
Face unlock
HDR

Audio

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

SpeakerLoudspeaker
Earpiece
Stereo speakers
Loudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
Stereo speakers
-Headphone adapter-Dolby Atmos
Hi-Res Audio
Hi-Res Audio Wireless

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
BeiDou
GPS
A-GPS
GLONASS
Galileo
GPS
A-GPS
GLONASS
BeiDou
Galileo
QZSS
GPS
A-GPS
BeiDou
Glonass
Galileo
NavIC

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

Bluetooth

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

Version5.05.05.05.1
FeaturesA2DPA2DPA2DP
LE
A2DP
LE

USB

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

Connector typeUSB Type-CUSB Type-CUSB 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
Host
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 jackYesNoYesNo

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
VoLTE
Computer sync
OTA sync
Tethering
NFC
Computer sync
Tethering
NFC
VoLTE
Computer sync
Infrared
Tethering
NFC
VoLTE

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
AAC+
AMR
AMR-WB
eAAC+
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV
AAC
AAC+
AMR
AMR-WB
aptX
aptX HD
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
LDAC
SBC
AAC
AMR-WB
FLAC
MP3
OGG
WMA
WAV
APE
AMR-NB
LDAC
LHDC

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
H.263
H.264
MKV
MP4
WebM
Xvid
3GPP
AVI
DivX
Flash Video
H.263
H.264
MKV
QuickTime
MP4
WebM
WMV
Xvid
3GPP
AVI
DivX
Flash Video
H.263
H.264
MKV
MP4
WebM
WMV
Xvid
AVI
MKV
MP4
WMV
WEBM
3GP
ASF

Battery

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

Capacity7480 mAh10000 mAh5000 mAh4520 mAh
TypeLi-IonLi-PolymerLi-IonLi-Polymer
4G talk time30 h
1800 min
1.3 days
68 h
4080 min
2.8 days
--
4G stand-by time840 h
50400 min
35 days
774 h
46440 min
32.3 days
--
Charger output power5 V / 2 A9 V / 2 A9 V / 2 A5 V / 6.6 A
FeaturesFast charging
Non-removable
Fast charging
Non-removable
Fast charging
Non-removable
Fast charging
Non-removable
 Blackview Tab 9Oukitel K15 PlusOppo A54Xiaomi Mi 11X