Comparison between:
- Black Fox B4
- Texet TM-5081

Brand and model

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

Black Fox B4Texet TM-5081
Black Fox B4Texet TM-5081
Model alias-TM5081

Design

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

Width65.7 mm
6.57 cm
0.216 ft
2.587 in
76.3 mm
7.63 cm
0.25 ft
3.004 in
Height138 mm
13.8 cm
0.453 ft
5.433 in
148 mm
14.8 cm
0.486 ft
5.827 in
Thickness9.6 mm
0.96 cm
0.031 ft
0.378 in
12 mm
1.2 cm
0.039 ft
0.472 in
Weight136 g
0.3 lbs
4.8 oz
207 g
0.46 lbs
7.3 oz
Volume87.04 cm³
5.29 in³
135.51 cm³
8.23 in³
ColorsBlackBlack
Blue
Gold
Body materialsPlasticPlastic

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
Micro-SIM
Micro-SIM
Number of SIM cards22
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
UMTSUMTS 900 MHz
UMTS 2100 MHz
UMTS 900 MHz
UMTS 2100 MHz
LTELTE 800 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 800 MHz
LTE 1800 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 4
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 8.1 OreoAndroid 8.1 Oreo Go Edition

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 MT6739WAMediaTek MT6739WA
Process technology28 nm28 nm
CPU4x 1.3 GHz ARM Cortex-A534x 1.3 GHz ARM Cortex-A53
CPU bits64 bit64 bit
Instruction setARMv8-AARMv8-A
CPU cores44
CPU frequency1300 MHz1300 MHz
GPUIMG PowerVR GE8100IMG PowerVR GE8100
GPU frequency450 MHz450 MHz
RAM capacity2 GB1 GB
RAM typeLPDDR3LPDDR3
RAM channelsSingle channelSingle channel
RAM frequency667 MHz667 MHz

Storage

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

Storage16 GB8 GB

Memory cards

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

TypesmicroSD
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/technologyTNTN
Diagonal size4.95 in
125.73 mm
12.57 cm
5 in
127 mm
12.7 cm
Width2.21 in
56.23 mm
5.62 cm
2.24 in
56.8 mm
5.68 cm
Height4.43 in
112.46 mm
11.25 cm
4.47 in
113.59 mm
11.36 cm
Aspect ratio2:1
2:1 (18:9)
2:1
2:1 (18:9)
Resolution480 x 960 pixels480 x 960 pixels
Pixel density217 ppi
85 ppcm
215 ppi
84 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
Display area69.97 %57.32 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
2.5D curved glass screen
GFF full lamination
-

Sensors

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

SensorsProximity
Light
Accelerometer
Fingerprint
Proximity
Accelerometer
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 typeCMOSCMOS
Flash typeDual LEDLED
Image resolution2592 x 1944 pixels
5.04 MP
3264 x 2448 pixels
7.99 MP
Video resolution1280 x 720 pixels
0.92 MP
1280 x 720 pixels
0.92 MP
Video 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
Secondary rear camera - 0.3 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.

Aperturef/2.8-
Image resolution1600 x 1200 pixels
1.92 MP
2560 x 1920 pixels
4.92 MP
Video resolution640 x 480 pixels
0.31 MP
640 x 480 pixels
0.31 MP
Video FPS30 fps30 fps

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece

Radio

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

RadioYesYes

Tracking/Positioning

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

Tracking/PositioningGPS
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
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.

Version4.24.2
FeaturesA2DP
HSP
A2DP

USB

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

Connector typeMicro USBMicro USB
Version2.02.0
FeaturesCharging
Mass storage
Charging
Mass storage

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 jackYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
NFC
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

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
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
MP4
Xvid
3GPP
AVI
DivX
MP4
WebM
Xvid

Battery

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

Capacity2000 mAh2400 mAh
TypeLi-IonLi-Polymer
Charger output power5 V / 1 A-
FeaturesRemovableRemovable
 Black Fox B4Texet TM-5081