Comparison between:
- BLU Studio J8M LTE
- BLU Vivo One
- BLU Vivo X
- BLU Pure View

Brand and model

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

BLU Studio J8M LTEBLU Vivo OneBLU Vivo XBLU Pure View
BLU Studio J8M LTE
Prices
BLU Vivo OneBLU Vivo X
Prices
BLU Pure View
Prices
Model aliasStudio J8M 4G
S0450WW
V0270WWV0230WWP0050WW

Design

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

Width72 mm
7.2 cm
0.24 ft
2.83 in
70.2 mm
7.02 cm
0.23 ft
2.76 in
76.8 mm
7.68 cm
0.25 ft
3.02 in
-
Height145 mm
14.5 cm
0.48 ft
5.71 in
148.4 mm
14.84 cm
0.49 ft
5.84 in
160 mm
16 cm
0.52 ft
6.3 in
-
Thickness9.4 mm
0.94 cm
0.03 ft
0.37 in
9.8 mm
0.98 cm
0.03 ft
0.39 in
8.2 mm
0.82 cm
0.03 ft
0.32 in
-
Weight140 g
0.31 lbs
4.94 oz
162 g
0.36 lbs
5.71 oz
188 g
0.41 lbs
6.63 oz
-
Volume98.14 cm³
5.96 in³
102.09 cm³
6.2 in³
100.76 cm³
6.12 in³
-
ColorsBlack
Gold
Black
Gold
Silver
Blue
BlackBlack
Body materialsPlasticAluminium alloyAluminium alloy
Plastic
Aluminium alloy
Plastic

SIM card

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

SIM card typeMicro-SIM
Nano-SIM
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 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
UMTSUMTS 850 MHz
UMTS 900 MHz
UMTS 1700/2100 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 900 MHz
UMTS 1700/2100 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 900 MHz
UMTS 1700/2100 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 900 MHz
UMTS 1700/2100 MHz
UMTS 1900 MHz
UMTS 2100 MHz
LTELTE 700 MHz Class 17
LTE 850 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 700 MHz (B12)
LTE 700 MHz (B28)
LTE 700 MHz Class 17
LTE 850 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 700 MHz (B12)
LTE 700 MHz (B28)
LTE 700 MHz Class 17
LTE 850 MHz
LTE 900 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 700 MHz (B12)
LTE 700 MHz (B28)
LTE 700 MHz Class 17
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 700 MHz (B12)
LTE 700 MHz (B28)

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
UMTS
EDGE
GPRS
HSPA+
LTE Cat 6
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 7.0 NougatAndroid 7.0 NougatAndroid 7.0 NougatAndroid 7.0 Nougat

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 MT6737MediaTek MT6739MediaTek Helio P25 (MT6757CD)MediaTek MT6753
Process technology28 nm28 nm16 nm28 nm
CPUARM Cortex-A53ARM Cortex-A534x 2.6 GHz ARM Cortex-A53, 4x 1.6 GHz ARM Cortex-A53ARM Cortex-A53
CPU bits64 bit64 bit64 bit64 bit
Instruction setARMv8-AARMv8-AARMv8-AARMv8-A
Level 1 cache memory (L1)32 KB + 32 KB-256 KB + 256 KB32 KB + 32 KB
Level 2 cache memory (L2)512 KB
0.5 MB
-2048 KB
2 MB
512 KB
0.5 MB
CPU cores4488
CPU frequency1300 MHz1300 MHz2600 MHz1300 MHz
GPUARM Mali-T720 MP1PowerVR GE8100ARM Mali-T880 MP2ARM Mali-T720 MP3
GPU cores1-23
GPU frequency600 MHz570 MHz900 MHz450 MHz
RAM capacity2 GB2 GB4 GB3 GB
RAM typeLPDDR3LPDDR3LPDDR4XLPDDR3
RAM channelsSingle channelSingle channelDouble channelSingle channel
RAM frequency640 MHz667 MHz1600 MHz666 MHz

Storage

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

Storage16 GB16 GB64 GB32 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/technologyTFTIPSIPSIPS
Diagonal size5 in
127 mm
12.7 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
Width2.45 in
62.26 mm
6.23 cm
2.46 in
62.48 mm
6.25 cm
2.68 in
68.16 mm
6.82 cm
2.55 in
64.75 mm
6.47 cm
Height4.36 in
110.69 mm
11.07 cm
4.92 in
124.95 mm
12.5 cm
5.37 in
136.31 mm
13.63 cm
5.1 in
129.5 mm
12.95 cm
Aspect ratio1.778:1
16:9
2:1
2:1 (18:9)
2:1
2:1 (18:9)
2:1
2:1 (18:9)
Resolution720 x 1280 pixels720 x 1440 pixels720 x 1440 pixels720 x 1440 pixels
Pixel density294 ppi
115 ppcm
293 ppi
115 ppcm
268 ppi
105 ppcm
282 ppi
110 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area66.23 %75.18 %75.85 %-
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
-2.5D curved glass screenCorning Gorilla Glass 3
2.5D curved glass screen
520 cd/m²
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
Fingerprint
Proximity
Light
Accelerometer
Fingerprint
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Proximity
Light
Accelerometer
Fingerprint

Primary camera

The primary camera of the mobile device is usually placed at its back and is used for taking photos and recording videos.

Sensor typeCMOSCMOSCMOSCMOS
Aperture--f/2f/2
Flash typeLEDDual LEDLEDDual LED
Image resolution3264 x 2448 pixels
7.99 MP
4032 x 3024 pixels
12.19 MP
4160 x 3120 pixels
12.98 MP
4160 x 3120 pixels
12.98 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
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
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
Secondary rear camera - 5 MP
Sensor size - 1/5" (#2)
-

Secondary camera

Secondary cameras are placed above the screen of the device and are usually used for video calls, gesture recognition, etc.

Sensor model--Sony IMX376 Exmor RS-
Sensor type-CMOSCMOSCMOS
Aperture--f/2-
Flash type-LEDLED-
Image resolution2560 x 1920 pixels
4.92 MP
3264 x 2448 pixels
7.99 MP
5384 x 3752 pixels
20.2 MP
3264 x 2448 pixels
7.99 MP
Video resolution640 x 480 pixels
0.31 MP
1280 x 720 pixels
0.92 MP
1920 x 1080 pixels
2.07 MP
1280 x 720 pixels
0.92 MP
Video FPS30 fps30 fps30 fps30 fps
--Sensor size - 1/2.78"
Pixel size - 1.0 μm
5-element lens
Secondary front camera - 8 MP
Wide-angle lens - 120° (#2)
Secondary front camera - 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
--Waves MaxxAudio-

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
GPS
A-GPS
GPS
A-GPS
GLONASS
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
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
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
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
Charging
Mass storage
On-The-Go
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 jackYesYesYesYes

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
Computer sync
OTA sync
Tethering

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

Capacity2000 mAh3000 mAh4010 mAh-
TypeLi-IonLi-PolymerLi-PolymerLi-Polymer
2G talk time--48 h
2880 min
2 days
-
2G stand-by time--480 h
28800 min
20 days
-
3G talk time--48 h
2880 min
2 days
-
3G stand-by time--480 h
28800 min
20 days
-
Charger output power--5 V / 2 A5 V / 2 A
FeaturesRemovableNon-removableFast charging
Non-removable
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 (USA)0.96 W/kg0.71 W/kg0.77 W/kg0.75 W/kg
Body SAR (USA)1.36 W/kg1.45 W/kg0.95 W/kg0.6 W/kg
 BLU Studio J8M LTEBLU Vivo OneBLU Vivo XBLU Pure View