Comparison between:
- Kenxinda X7
- Daj X7
- Doogee X7
- Vivo X7 Plus

Brand and model

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

Kenxinda X7Daj X7Doogee X7Vivo X7 Plus
Kenxinda X7
Prices
Daj X7Doogee X7
Prices
Vivo X7 Plus
Model alias---X7Plus

Design

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

Width69.5 mm
6.95 cm
0.228 ft
2.736 in
76 mm
7.6 cm
0.249 ft
2.992 in
82.5 mm
8.25 cm
0.271 ft
3.248 in
77.94 mm
7.794 cm
0.256 ft
3.069 in
Height143 mm
14.3 cm
0.469 ft
5.63 in
155.7 mm
15.57 cm
0.511 ft
6.13 in
165 mm
16.5 cm
0.541 ft
6.496 in
158.86 mm
15.886 cm
0.521 ft
6.254 in
Thickness9.8 mm
0.98 cm
0.032 ft
0.386 in
5.9 mm
0.59 cm
0.019 ft
0.232 in
9.2 mm
0.92 cm
0.03 ft
0.362 in
7.49 mm
0.749 cm
0.025 ft
0.295 in
Weight190 g
0.42 lbs
6.7 oz
--183 g
0.4 lbs
6.47 oz
Volume97.4 cm³
5.91 in³
69.82 cm³
4.24 in³
125.24 cm³
7.61 in³
92.74 cm³
5.63 in³
ColorsGold
Gray
Rose-gold
Champagne
Black
Silver
Gold
Gold
Rose-gold
Body materialsPlastic
Metal
MetalMetalMetal

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
Micro-SIMNano-SIM
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 800 MHz
W-CDMAW-CDMA 850 MHz
W-CDMA 900 MHz
W-CDMA 1900 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
-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 850 MHz
LTE 900 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 900 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 1900 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 850 MHz
LTE 900 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)

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
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
UMTS
EDGE
GPRS
HSPA+
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4
EV-DO Rev. A
TD-SCDMA
TD-HSDPA

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 NougatFreeme OS 6.0 (Android 6.0 Marshmallow)Android 6.0 MarshmallowFuntouch 2.5.1 OS (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.

SoCSpreadtrum SC9832MediaTek Helio X20 (MT6797)MediaTek MT6580Qualcomm Snapdragon 652 MSM8976
Process technology28 nm20 nm28 nm28 nm
CPUARM Cortex-A72x 2.3 GHz ARM Cortex-A72, 4x 1.85 GHz ARM Cortex-A53, 4x 1.4 GHz ARM Cortex-A53ARM Cortex-A74x 1.8 GHz ARM Cortex-A72, 4x 1.4 GHz ARM Cortex-A53
CPU bits32 bit64 bit32 bit64 bit
Instruction setARMv7ARMv8-AARMv7ARMv8
Level 1 cache memory (L1)--32 KB + 32 KB-
Level 2 cache memory (L2)--512 KB
0.5 MB
-
CPU cores41048
CPU frequency1300 MHz2300 MHz1300 MHz1800 MHz
GPUARM Mali-400 MP2ARM Mali-T880 MP4ARM Mali-400 MP2Qualcomm Adreno 510
GPU cores242-
GPU frequency512 MHz780 MHz-550 MHz
RAM capacity1 GB4 GB1 GB4 GB
RAM type-LPDDR3-LPDDR3
RAM channels-Double channelSingle channelDouble channel
RAM frequency-800 MHz533 MHz933 MHz

Storage

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

Storage8 GB32 GB16 GB64 GB
128 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
-

Display

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

Type/technologyTFTIPSIPSSuper AMOLED
Diagonal size5.5 in
139.7 mm
13.97 cm
5.5 in
139.7 mm
13.97 cm
6 in
152.4 mm
15.24 cm
5.7 in
144.78 mm
14.48 cm
Width2.69 in
68.45 mm
6.84 cm
2.7 in
68.49 mm
6.85 cm
2.94 in
74.72 mm
7.47 cm
2.79 in
70.98 mm
7.1 cm
Height4.79 in
121.78 mm
12.18 cm
4.79 in
121.76 mm
12.18 cm
5.23 in
132.83 mm
13.28 cm
4.97 in
126.19 mm
12.62 cm
Aspect ratio1.779:11.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution480 x 854 pixels1080 x 1920 pixels720 x 1280 pixels1080 x 1920 pixels
Pixel density178 ppi
69 ppcm
401 ppi
157 ppcm
245 ppi
96 ppcm
386 ppi
151 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area84.15 %70.7 %73.14 %72.57 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
--2.5D curved glass screen-

Sensors

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

SensorsProximity
Light
Accelerometer
Proximity
Light
Accelerometer
Compass
Fingerprint
Proximity
Light
Accelerometer
Proximity
Light
Accelerometer
Gyroscope
Fingerprint
---Fingerprint sensor model - Fingerprint Cards FPC1245

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---Sony IMX298 Exmor RS
Sensor typeCMOSCMOSCMOSCMOS
Sensor size---5.22 x 3.92 mm
0.26 in
Pixel size---1.132 µm
0.001132 mm
Crop factor---6.63
Aperture-f/2-f/2
Flash typeLEDDual LEDDual LEDLED
Image resolution3264 x 2448 pixels
7.99 MP
5248 x 3936 pixels
20.66 MP
3264 x 2448 pixels
7.99 MP
4608 x 3456 pixels
15.93 MP
Video resolution1280 x 720 pixels
0.92 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
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
Phase detection autofocus (PDAF)
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
Self-timer
Scene mode
Phase detection autofocus (PDAF)
--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.

Aperture-f/2.4-f/2
Auxiliary light--LED-
Image resolution2560 x 1920 pixels
4.92 MP
3264 x 2448 pixels
7.99 MP
2592 x 1944 pixels
5.04 MP
4608 x 3456 pixels
15.93 MP
Video resolution640 x 480 pixels
0.31 MP
1280 x 720 pixels
0.92 MP
-1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps--
--Interpolated resolution - 8 MP-

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
---Asahi Kasei AK4376
SNR 116dB

Radio

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

RadioYesYesYesNo

Tracking/Positioning

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

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

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
802.11n 5GHz
Dual band
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.

Version4.04.04.04.0
FeaturesA2DPA2DPA2DPA2DP

USB

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

Connector typeMicro USBMicro USBMicro USBMicro USB
Version2.02.02.02.0
FeaturesCharging
Mass storage
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 jackYesYesYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
Computer sync
OTA sync
Tethering
VoLTE
Computer sync
OTA sync
Tethering
Computer sync
OTA sync
Tethering
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
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AAC+
AMR
AMR-WB
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
MP4
WebM
WMV
Xvid
3GPP
AVI
MP4
Xvid
3GPP
AVI
Flash Video
MKV
QuickTime
MP4
WebM
WMV
Xvid
3GPP
AVI
DivX
MKV
MP4
WebM
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.

Capacity3500 mAh2800 mAh3700 mAh4000 mAh
TypeLi-IonLi-PolymerLi-PolymerLi-Polymer
2G talk time--12 h
720 min
0.5 days
-
2G stand-by time--250 h
15000 min
10.4 days
-
3G talk time--12 h
720 min
0.5 days
-
3G stand-by time--250 h
15000 min
10.4 days
-
Charger output power--5 V / 2 A-
Quick charge technology---Qualcomm Quick Charge 2.0
Features-Non-removableFast charging
Removable
Fast charging
Non-removable
 Kenxinda X7Daj X7Doogee X7Vivo X7 Plus