Comparison between:
- BLU Dash 4.5
- BLU Neo 4.5
- BLU Sport 4.5
- BLU Star 4.5

Brand and model

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

BLU Dash 4.5BLU Neo 4.5BLU Sport 4.5BLU Star 4.5
BLU Dash 4.5BLU Neo 4.5BLU Sport 4.5BLU Star 4.5
Model aliasD300
D310
-S430L
S430u
S450a
S450i
S450L
S450u

Design

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

Width65 mm
6.5 cm
0.213 ft
2.559 in
63 mm
6.3 cm
0.207 ft
2.48 in
67 mm
6.7 cm
0.22 ft
2.638 in
64.3 mm
6.43 cm
0.211 ft
2.531 in
Height133 mm
13.3 cm
0.436 ft
5.236 in
136 mm
13.6 cm
0.446 ft
5.354 in
134.6 mm
13.46 cm
0.442 ft
5.299 in
127.7 mm
12.77 cm
0.419 ft
5.028 in
Thickness12 mm
1.2 cm
0.039 ft
0.472 in
10.5 mm
1.05 cm
0.034 ft
0.413 in
10.8 mm
1.08 cm
0.035 ft
0.425 in
9.1 mm
0.91 cm
0.03 ft
0.358 in
Weight144 g
0.32 lbs
5.08 oz
135 g
0.3 lbs
4.76 oz
154 g
0.34 lbs
5.43 oz
133 g
0.29 lbs
4.69 oz
Volume103.74 cm³
6.3 in³
89.96 cm³
5.46 in³
97.4 cm³
5.91 in³
74.72 cm³
4.54 in³
Colors--Black
White
Black
Blue
Pink
White
Yellow
Certification--IP55-

SIM card

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

SIM card typeMini-SIMMini-SIM--
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)
D300 - single SIM; D310 - dual SIM---

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 1700/2100 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 1900 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 Class 12
GPRS Class 12
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 4.2 Jelly BeanAndroid 4.2 Jelly BeanAndroid 4.4.2 KitKatAndroid 4.4.2 KitKat

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 MT6589MMediaTek MT6572MediaTek MT6582MediaTek 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
256 KB
0.25 MB
512 KB
0.5 MB
512 KB
0.5 MB
CPU cores4244
CPU frequency1200 MHz1300 MHz1300 MHz1300 MHz
GPUPowerVR SGX544ARM Mali-400 MP1ARM Mali-400 MP2ARM Mali-400 MP2
GPU cores-122
GPU frequency156 MHz500 MHz500 MHz500 MHz
RAM capacity512 MB512 MB512 MB512 MB
RAM type-LPDDR2--
RAM channels--Single channelSingle channel
RAM frequency-266 MHz533 MHz533 MHz

Storage

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

Storage4 GB4 GB4 GB4 GB

Memory cards

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

TypesmicroSD
microSDHC
microSD
microSDHC
microSDXC
microSD
microSDHC
microSD
microSDHC

Display

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

Type/technologyTFTIPSIPSIPS
Diagonal size4.5 in
114.3 mm
11.43 cm
4.5 in
114.3 mm
11.43 cm
4.5 in
114.3 mm
11.43 cm
4.5 in
114.3 mm
11.43 cm
Width2.2 in
56 mm
5.6 cm
2.2 in
56 mm
5.6 cm
2.2 in
56 mm
5.6 cm
2.32 in
58.81 mm
5.88 cm
Height3.92 in
99.64 mm
9.96 cm
3.92 in
99.64 mm
9.96 cm
3.92 in
99.64 mm
9.96 cm
3.86 in
98.01 mm
9.8 cm
Aspect ratio1.779:11.779:11.779:11.667:1
5:3
Resolution480 x 854 pixels480 x 854 pixels480 x 854 pixels480 x 800 pixels
Pixel density218 ppi
85 ppcm
218 ppi
85 ppcm
218 ppi
85 ppcm
207 ppi
81 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area64.76 %65.34 %62.08 %70.42 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch
Capacitive
Multi-touch

Sensors

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

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

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.

Flash typeLEDLEDLEDLED
Image resolution2592 x 1944 pixels
5.04 MP
2048 x 1536 pixels
3.15 MP
2581 x 1936 pixels
5 MP
2581 x 1936 pixels
5 MP
Video resolution1280 x 720 pixels
0.92 MP
1280 x 720 pixels
0.92 MP
1280 x 720 pixels
0.92 MP
1280 x 720 pixels
0.92 MP
Video FPS30 fps30 fps30 fps30 fps
FeaturesDigital image stabilization
Geotagging
Touch focus
Face detection
Geotagging
Touch focus
Face detection
Autofocus
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Scene mode
Autofocus
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Scene mode

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.

Image resolution--640 x 480 pixels
0.31 MP
640 x 480 pixels
0.31 MP
Video resolution640 x 480 pixels
0.31 MP
640 x 480 pixels
0.31 MP
640 x 480 pixels
0.31 MP
640 x 480 pixels
0.31 MP
0.3 MP0.3 MP--

Audio

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

SpeakerLoudspeakerLoudspeaker
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-Fi802.11a
802.11b
802.11g
802.11n
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
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.

Version3.04.04.04.0
Features--A2DPA2DP

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
FeaturesChargingCharging
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
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
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
FLAC
MP3
WMA
WAV
AAC
MP3
WMA
WAV
AAC
AMR
eAAC+
MIDI
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/codecsDivX
H.263
H.264
MP4
WMV
Xvid
H.263
H.264
MP4
WMV
3GPP
H.263
H.264
MPEG-4
WMV
3GPP
H.263
H.264
MPEG-4
WMV

Battery

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

Capacity2000 mAh1800 mAh2000 mAh1700 mAh
TypeLi-IonLi-IonLi-IonLi-Ion
2G talk time24 h
1440 min
1 days
22 h
1320 min
0.9 days
--
2G stand-by time900 h
54000 min
37.5 days
900 h
54000 min
37.5 days
--
3G talk time10 h
600 min
0.4 days
12 h
720 min
0.5 days
--
3G stand-by time750 h
45000 min
31.3 days
750 h
45000 min
31.3 days
--
FeaturesRemovableRemovableRemovableRemovable
 BLU Dash 4.5BLU Neo 4.5BLU Sport 4.5BLU Star 4.5