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Samsung Rex 70 (S3802) vs Blu Star 4.5 Design Edition (S451L)

Side by side comparison between Samsung Rex 70 vs Blu Star 4.5 Design Edition phones, differences, pros, cons and full specifications. What's the better?

,
3"
TFT

240x320

2
MP
N/A
1000
mAh

(Removable)

vs
21Points Blu Star 4.5 Design Edition (S451L) Compare Samsung Rex 70 X
4.5"
IPS

480x800

5
MP

0.3mp

512MB
RAM

Quad-core

1700
mAh

(Removable)

What's the better phone? Blu Star 4.5 Design Edition (S451L)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

Rex 70 (S3802)} 1 Advantage Samsung Rex 70 (S3802) vs Star 4.5 Design Edition (S451L)} 21 Advantages Blu Star 4.5 Design Edition (S451L)
+89 grams (3.12 ounces)49%
Lighter
vs133 grams (4.66 ounces)
10MBvs+4GB (2GB available)204 times
More internal storage for applications and files
12 millimeters (0.47 inches)vs+9.1 millimeters (0.36 inches)32%
Thinner
TFT LCDvs+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
65 thousandvs+16 million245 times
More colors on the screen is better quality images and videos
240x320 pixelsvs+480x800 pixels4 times
Higher resolution screen
133 PPIvs+207 PPI56%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
3"vs+4.5"50%
Larger screen
(back) 2MPvs+(back) 5MP162%
Higher resolution main camera
Not supportedvs+LED flashAdvantage
The LED flash helps in dark places or in low light
Not supportedvs+AutofocusAdvantage
Best autofocus type for taking pictures
Not supportedvs+(front) 0.3MPAdvantage
A front-camera is best for taking selfies
Supportedvs+Full HD (1920x1080)Advantage
More image quality for recording videos with the primary camera
10 appsvs+3500000 apps (Google Play Store)349999 times
More apps available to download and use
2G EDGEvs+3G+ HSPA+Advantage
The 3G+ HSPA+ network is newer and faster
(2G EDGE) 0.236 Mbpsvs+(3G+ HSPA+) 21 Mbps88 times
Faster for surfing the internet and download files
Not supportedvs+AccelerometerAdvantage
Sensors help you use the device
Not supportedvs+Ambient light sensorAdvantage
Sensors help you use the device
Not supportedvs+CompassAdvantage
Sensors help you use the device
1000 mAhvs+1700 mAh70%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+A-GPS, GeoTaggingAdvantage
It's harder to lose yourself in the city with GPS on your device
3.0vs+4.0 + A2DPAdvantage
Bluetooth 4.0 + A2DP is newer and faster

11 Common items in both devices
Until 32GB microSD, microSDHC
Only digital zoom
Capacitive
Multitouch
Proximity sensor
Li-Ion: lithium-ion (Removable)
2 slots (Dual-SIM)
+4 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences Clear highlight

📱 Model features

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
Change model 
ModelRex 70 (S3802)Star 4.5 Design Edition (S451L)
Other model namesSamsung Rex 70 Duos S3802 for India marketBlu Star 4.5 S451L, Blu S451L
Country or region availableIndia
India
(Latin America)
(Latin America)
BrandSamsungBlu
Release date3/1/201311/1/2014
Depth12 millimeters (0.47 inches)9.1 millimeters (0.36 inches)
Size (width x height)57.2 x 104.9 millimeters (2.25 x 4.13 in)64.3 x 127.7 millimeters (2.53 x 5.03 in)
Weight89 grams (3.12 ounces)133 grams (4.66 ounces)
Build, materialsfeature not registeredfeature not registered
Protection against water and othersNot supportedNot supported

📲 Display

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
Display typeTFT LCDTFT IPS LCD
Screen size3" inches4.5" inches
Screen-to-body ratio~46.4% (screen-to-body ratio)~70.2% (screen-to-body ratio)
Display resolution240x320 pixels480x800 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)133 PPI207 PPI
Colors65 thousand16 million
Scratch-resistant glassNot supportedNot supported
Refresh ratefeature not registeredfeature not registered
Display featuresfeature not registeredfeature not registered

🤖 Operating System

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
System versionProprietary OSAndroid 4.4.2 KitKat
Firmware updatefeature not registeredAndroid 5.0.2 Lollipop
User Interfacefeature not registeredfeature not registered

⚙️ Processor

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
Chipset32bit32bit: MediaTek MT6582
CPUSingle-core, 1 processor:
Single-core XMM 2250m (Single-core)
Quad-core, 1 processor:
4x 1.3GHz ARM Cortex-A7 (Quad-core)
GPU graphical controllerfeature not registeredARM Mali-400
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
RAM memoryfeature not registered512MB LPDDR2
Internal storage10MB4GB (2GB available)
External storageUntil 32GB microSD, microSDHC
(dedicated slot)
Until 32GB microSD, microSDHC
(dedicated slot)

📶 Mobile networks

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
Standard mini-SIM (2FF)
2 slots (Dual-SIM)
micro-SIM (3FF)
Maximum Download / Upload0.236 Mbps21/5.76 Mbps
Network technology2G2G, 3G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkNot supportedUMTS 850/1900/2100
Primary 4G networkNot supportedNot supported
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRSGPRS, EDGE

📷 Camera

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
Back camera (main camera)2 megapixels5 megapixels
Main camera resolution1600x1200 pixels2592x1944 pixels
Video recording (primary)SupportedFull HD (1920x1080) 30 fps
FlashNot supportedLED flash
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusNot supportedAutofocus
Touch focusfeature not registeredSupported
Image stabilizationfeature not registeredfeature not registered
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionfeature not registeredFace detection, Smile detection
BSI sensorfeature not registeredNot supported
HDRfeature not registeredHDR photo only main camera
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
Front camera (secondary)Not supported0.3 megapixels
Front camera resolutionNot supported640x480 pixels
Video recording (secondary)Not supportedVGA (640x480)
Front flashNot supportedNot supported
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

🔉 Sound and multimedia

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
LoudspeakerSupportedSupported
Active noise cancellationfeature not registeredNot supported
RadioFMFM
TVNot supportedNot supported
Video formatsMP4, H.263MP4, H.264, H.263
Audio formatsMP3, WAV, eAAC+MP3, WAV, eAAC+, FLAC

🔌 Connectivity

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
USBMicroUSB 2.0MicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth3.04.0 + A2DP
WiFi802.11 b/g/n [wifi4] (2.4GHz)802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
DLNAfeature not registeredNot supported
GPSNot supportedA-GPS, GeoTagging
NFCNot supportedNot supported
Infrared portfeature not registeredNot supported

🧭 Sensors

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
SensorsProximity sensorAccelerometer
Ambient light sensor
Compass
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
Battery typeLi-Ion: lithium-ion (Removable)Li-Ion: lithium-ion (Removable)
Battery capacity1000 mAh1700 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingfeature not registeredfeature not registered
Talk time autonomy13 hoursfeature not registered
Standby490 hours (20.4 days)feature not registered

➕ Other features

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
Call controlVoice recorderVoice dialing, Voice recorder
MessagingSMS, MMS, E-mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingNot supportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserfeature not registeredHTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: White, Gray, Blue
• Samsung TouchWiz UI
• ChatON
• Opera browser
• Facebook, Twitter, YouTube
• Java framework
• Colors: Black, White, Blue, Pink, Grey, Gold, Purple, Yellow
• Leather in the back
• Screen protector included
• Silicon Case included
• BLU Infinite View technology

☢️ Radiation rate

Samsung Rex 70 (S3802)Blu Star 4.5 Design Edition (S451L)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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