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Celkon A403 vs BLU Studio X

 
Brief information about compared phones: BLU Studio X , Celkon A403

BLU Studio X 2015 year of release. cpu Quad-core 1.3 GHz Cortex-A7. screen 5". with resolution 720x1280. Smartphone has 2 megapixel front camera and 8 megapixel main camera .

Celkon A403 2015 year of release. cpu 1.0 GHz. screen 4". with resolution 480x800. Smartphone has 1 megapixel front camera and 3 megapixel main camera .

Display Technology IPS LCD
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 16M
Screen size 5" inch 4" inch
Screen area 68.9 cm2 45.5 cm2
Screen format 16:9 (height:width) 5:3 (height:width)
Screen to body ratio 66.5% 56.1%
Screen resolution 720 x 1280 px 480 x 800 px
PPI /points per inch/ 294 PPI 233 PPI
Camera and Video Rear camera, main 8 MP, Single 3.15 MP, Single
Camera specs 8 MP, AF 3.15 MP
Functions LED flash LED flash
Video 1080p@30fps Yes
Front camera, selfie 2 MP, Single 1.3 MP, Single
Specifications 2 MP 1.3 MP
Performance Operating system OS Android 4.4.2 (KitKat), upgradable to 5.0 (Lollipop) Android 4.4.2 (KitKat)
Chipset Spreadtrum SC7715
Processor CPU Quad-core 1.3 GHz Cortex-A7 1.0 GHz
Graphics processor GPU Mali-400
External memory microSD, up to 64 GB microSD, up to 32 GB
Internal memory 8 GB, 1 GB RAM 4 GB, 512 MB RAM
General specs Release date 2015, January 2015, August
Dimensions (HxWxD) 144 Х 72 Х 10.5 mm 125 Х 65 Х 10.2 mm
Weight 154 g 113 g
Colors Black, White, Blue, Gold, Pink Black, Light Blue, Red, Yellow
Battery 2100 mAh,  Removable Li-Ion 1400 mAh,  Li-Ion
Approximate price 120 EUR
Battery life Stand by time- Up to 750 h (2G) / Up to 700 h (3G) Talking time- Up to 25 h (2G) / Up to 12 h (3G)
Communication and Connectivity SIM card Dual SIM (Mini-SIM/ Micro-SIM, dual stand-by) Dual SIM
Network Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed HSPA 21.1/5.76 Mbps HSPA
GPRS Yes Yes
Edge Yes Yes
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n
GPS Yes, with A-GPS A-GPS
NFC
USB microUSB 2.0 microUSB 2.0
Bluetooth 4.0, A2DP 2.0
Harmful irradiation SAR EU - 0.38 W/kg (head)     0.68 W/kg (body)    
Music and Audio Radio Stereo FM radio FM radio
Headphone jack Yes Yes
Other features Dop Sensors Accelerometer, gyro, proximity Sensors Accelerometer

An overview of the main advantages of each of the devices

Reasons to buy Studio X
  • Screen 5"
  • External memory microSD GB
Reasons to buy A403
  • Internal memory 512 GB
  • External memory microSD GB