Archos 55 Cobalt Plus vs Karbonn Smart A12 Star
Archos 55 Cobalt Plus
Karbonn Smart A12 Star
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 900, 2100HSDPA 2100
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HSDPA speed42.2 MbpsHSDPA
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HSUPA speed11.5 Mbps-
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2016-12014-7
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Status2016-32014-7
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM (Micro-SIM, dual stand-by)
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Height152.5 mm124.2 mm
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Width77 mm64.2 mm
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Thickness8.3 mm10.1 mm
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Weight130 g130 g
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ColorsBlue/GrayBlack
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.5 inches4.0 inches
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Resolution720 x 1280 pixels480 x 800 pixels
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Pixel density267 ppi233 ppi
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Display colors1677721616777216
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Hardware
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CPUQuad-core 1.0 GHz ARM Cortex-A53Dual-core 1.2 GHz
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ChipsetMediatek MT6735P-
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GPUMali-T720MP3-
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Memory RAM2 GB512 MB
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Internal storage16 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, v5.1.1 (Lollipop)Android OS, v4.4.2 (KitKat)
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Main camera
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Main camera13 MP5 MP
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Primary camera resolution-2592 x 1944 pixels
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Primary camera video720p@30fpsvideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flashLED flash
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focus-
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Selfie camera
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Secondary camera-VGA camera
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Selfie camera2 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, MP3, WAV ringtones
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Multimedia
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Radio FMStereo FM radio with RDSFM radio
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Radio recordingrecording-
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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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WLAN DLNAYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0Yes
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GPSYes, with A-GPSYes, with A-GPS
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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 Email-Push Email
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Messaging Push MailPush Mail-
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JavaNoYes, via Java MIDP emulator
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SensorsAccelerometer, gyro, proximity-
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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 capacity2700 mAh1400 mAh
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Battery removableNon-removable-
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Talk time27 h-
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Standby time450 h300 h
