BLU Studio X8 HD vs Celkon A40
BLU Studio X8 HD
Celkon A40
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2016-52014-1
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Status2016-52014-1
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM
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Height146 mm126.2 mm
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Width73.6 mm64 mm
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Thickness9.9 mm10.8 mm
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Weight144 g126.5 g
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ColorsBlack, WhiteBlue, White, Yellow
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Display
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Display typeIPS LCD capacitive touchscreenTFT touchscreen
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Physical size5.0 inches4.0 inches
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Resolution720 x 1280 pixels480 x 800 pixels
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Pixel density294 ppi233 ppi
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Display colors16777216-
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MultitouchYes-
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Hardware
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CPUOcta-core 1.4 GHz ARM Cortex-A7Dual-core 1.3 GHz
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GPUMali-450-
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Memory RAM512 MB512 MB
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Internal storage4 GB4 GB
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Memory cardmicroSDmicroSD
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Memory card max64 GB32 GB
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OS
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OSAndroid OS, v5.1 (Lollipop)Android OS, v4.2.2 (Jelly Bean)
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Main camera
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Main camera5 MP5 MP
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Primary camera resolution-2592 x 1944 pixels
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Primary camera video1080p@30fpsvideo
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Primary camera flashLED flash-
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Camera featuresGeo-tagging, touch focus-
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Selfie camera
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Secondary camera-No
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Selfie camera5 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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Radio FMStereo FM radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0Yes
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GPSYes, with A-GPSYes
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush Email-
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JavaNoNo
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SensorsAccelerometer-
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Browser
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HTMLHTML5Yes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2000 mAh1500 mAh
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Battery removableRemovable-
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Talk time58 h-
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Standby time450 h-
