Comparison between:
- BLU Vivo Air
- BLU Vivo IV
- BLU Vivo 4.8 HD
- BLU Vivo Selfie

Brand and model

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

BLU Vivo AirBLU Vivo IVBLU Vivo 4.8 HDBLU Vivo Selfie
BLU Vivo AirBLU Vivo IVBLU Vivo 4.8 HDBLU Vivo Selfie
Model alias-D970LD940a
D940i
V030L
V030U

Design

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

Width67.4 mm
6.74 cm
0.22 ft
2.65 in
70.2 mm
7.02 cm
0.23 ft
2.76 in
70 mm
7 cm
0.23 ft
2.76 in
68.4 mm
6.84 cm
0.22 ft
2.69 in
Height139.8 mm
13.98 cm
0.46 ft
5.5 in
145.1 mm
14.51 cm
0.48 ft
5.71 in
137 mm
13.7 cm
0.45 ft
5.39 in
141 mm
14.1 cm
0.46 ft
5.55 in
Thickness5.15 mm
0.52 cm
0.02 ft
0.2 in
5.5 mm
0.55 cm
0.02 ft
0.22 in
6.9 mm
0.69 cm
0.02 ft
0.27 in
7.75 mm
0.78 cm
0.03 ft
0.31 in
Weight97 g
0.21 lbs
3.42 oz
129 g
0.28 lbs
4.55 oz
135 g
0.3 lbs
4.76 oz
111 g
0.24 lbs
3.92 oz
Volume48.53 cm³
2.95 in³
56.02 cm³
3.4 in³
66.17 cm³
4.02 in³
74.74 cm³
4.54 in³
ColorsBlack
White
Black
White
Gold
Black
White
Pink
Yellow
Black
White
Pink
Green
Blue
Body materialsAluminium alloy
Glass
Magnesium 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-SIMMicro-SIMMicro-SIMMicro-SIM
Number of SIM cards1112
Features---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
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 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 1900 MHz
UMTS 1700/2100 MHz (V030U)
UMTS 2100 MHz (V030L)
--D940a - UMTS 850 MHz; UMTS 1900 MHz
D940i - UMTS 850 MHz; UMTS 2100 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+
UMTS
EDGE Class 12
GPRS Class 12
HSPA+
UMTS
EDGE
GPRS
HSPA+
UMTS
EDGE
GPRS
HSPA+

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 4.4.2 KitKatAndroid 4.2.2 Jelly Bean
Android 4.4.2 KitKat
Android 4.2 Jelly BeanAndroid 5.0 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 MT6592MediaTek MT6592MediaTek MT6589TMediaTek MT6582
Process technology28 nm28 nm28 nm28 nm
CPUARM Cortex-A7ARM Cortex-A7ARM Cortex-A7ARM Cortex-A7
CPU bits32 bit32 bit32 bit32 bit
Instruction setARMv7ARMv7ARMv7ARMv7
Level 1 cache memory (L1)32 KB + 32 KB32 KB + 32 KB32 KB + 32 KB32 KB + 32 KB
Level 2 cache memory (L2)1024 KB
1 MB
1024 KB
1 MB
1024 KB
1 MB
512 KB
0.5 MB
CPU cores8844
CPU frequency1700 MHz1700 MHz1500 MHz1300 MHz
GPUARM Mali-450 MP4ARM Mali-450 MP4PowerVR SGX544 MPARM Mali-400 MP2
GPU cores4412
GPU frequency700 MHz700 MHz357 MHz500 MHz
RAM capacity1 GB2 GB1 GB1 GB
RAM type--LPDDR2-
RAM channels---Single channel
RAM frequency---533 MHz

Storage

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

Storage16 GB16 GB16 GB8 GB

Memory cards

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

Types---microSD
microSDHC
microSDXC

Display

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

Type/technologySuper AMOLEDSuper AMOLED PlusSuper AMOLEDSuper AMOLED
Diagonal size4.8 in
121.92 mm
12.19 cm
5 in
127 mm
12.7 cm
4.8 in
121.92 mm
12.19 cm
4.8 in
121.92 mm
12.19 cm
Width2.35 in
59.77 mm
5.98 cm
2.45 in
62.26 mm
6.23 cm
2.35 in
59.77 mm
5.98 cm
2.35 in
59.77 mm
5.98 cm
Height4.18 in
106.26 mm
10.63 cm
4.36 in
110.69 mm
11.07 cm
4.18 in
106.26 mm
10.63 cm
4.18 in
106.26 mm
10.63 cm
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution720 x 1280 pixels1080 x 1920 pixels720 x 1280 pixels720 x 1280 pixels
Pixel density306 ppi
120 ppcm
441 ppi
173 ppcm
306 ppi
120 ppcm
306 ppi
120 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area67.63 %67.88 %66.45 %66.07 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Capacitive
Multi-touch
Scratch resistant
Corning Gorilla Glass 3
OGS (One Glass Solution)
Corning Gorilla Glass 3-Corning Gorilla Glass 3

Sensors

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

SensorsProximity
Light
Accelerometer
Compass
Gyroscope
Proximity
Light
Accelerometer
Compass
Gyroscope
Proximity
Light
Accelerometer
Gyroscope
Proximity
Light
Accelerometer

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 model---Sony IMX179 Exmor R
Sensor type---CMOS
Sensor size4.54 x 3.52 mm
0.23 in
--4.54 x 3.42 mm
0.22 in
Pixel size1.391 µm
0.001391 mm
--1.391 µm
0.001391 mm
Crop factor7.53--7.61
Aperturef/2.4--f/2
Flash typeLEDLEDLEDLED
Image resolution3264 x 2448 pixels
7.99 MP
4128 x 3096 pixels
12.78 MP
3264 x 2448 pixels
7.99 MP
3264 x 2448 pixels
7.99 MP
Video resolution1920 x 1080 pixels
2.07 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
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Scene mode
Macro mode
Autofocus
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Autofocus
Digital image stabilization
Geotagging
HDR
Touch focus
Face detection
Autofocus
Continuous shooting
Digital zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Scene mode

Secondary camera

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

Image resolution2560 x 1920 pixels
4.92 MP
2592 x 1944 pixels
5.04 MP
-3264 x 2448 pixels
7.99 MP
--5 MPAngle of view - 88°

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece

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
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
Wi-Fi Direct
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Hotspot802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct

Bluetooth

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

Version4.04.03.04.0
FeaturesA2DPA2DP-A2DP

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
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
DLNA
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
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
eAAC+
MIDI
MP3
WMA
WAV
AMR
eAAC+
MIDI
MP3
OGG
WMA
WAV
AAC
MP3
WMA
WAV
AAC
AMR
eAAC+
MIDI
MP3
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.264
MP4
WMV
AVI
H.263
H.264
MPEG-4
WMV
H.263
H.264
MP4
WMV
3GPP
AVI
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.

Capacity2100 mAh2300 mAh2000 mAh2300 mAh
TypeLi-PolymerLi-PolymerLi-IonLi-Polymer
2G talk time24 h
1440 min
1 days
24 h
1440 min
1 days
22 h
1320 min
0.9 days
20 h
1200 min
0.8 days
2G stand-by time750 h
45000 min
31.3 days
750 h
45000 min
31.3 days
790 h
47400 min
32.9 days
700 h
42000 min
29.2 days
3G talk time12 h
720 min
0.5 days
12 h
720 min
0.5 days
12 h
720 min
0.5 days
12 h
720 min
0.5 days
3G stand-by time675 h
40500 min
28.1 days
675 h
40500 min
28.1 days
590 h
35400 min
24.6 days
650 h
39000 min
27.1 days
FeaturesNon-removableNon-removableNon-removableNon-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)0.29 W/kg---
Body SAR (USA)0.78 W/kg---
 BLU Vivo AirBLU Vivo IVBLU Vivo 4.8 HDBLU Vivo Selfie