Coolpad Roar vs Karbonn A27 Retina
Coolpad Roar
Karbonn A27 Retina
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkHSDPA 850, 900, 2100HSDPA 2100
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HSDPA speed-HSDPA, 7.2 Mbps
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HSPA speedHSPA-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-112013-3
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Status2015-112013-3
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Design
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SIMYesDual SIM (Mini-SIM)
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Height133 mm133.6 mm
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Width65.4 mm66 mm
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Thickness9 mm9.1 mm
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Weight126.5 g
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ColorsBlackBlack
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.5 inches4.3 inches
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Resolution480 x 854 pixels540 x 960 pixels
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Pixel density218 ppi256 ppi
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Hardware
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CPUQuad-core 1.3 GHzDual-core 1.2 GHz
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ChipsetMediatek MT6580-
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Memory RAM1 GB512 MB
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Internal storage8 GB4 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v5.1 (Lollipop)Android OS, v4.1 (Jelly Bean)
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Main camera
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Main camera5 MP8 MP
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Primary camera resolution2592 х 1944 pixels3264 x 2448 pixels
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Primary camera videovideovideo
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Camera featuresYes-
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Selfie camera
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Selfie camera2 MP2 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 FMFM 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 Direct-Yes
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USBmicroUSB 2.0Yes
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BluetoothYesYes
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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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SensorsYes-
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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 capacity1800 mAh1800 mAh
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Talk time-4 h
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Standby time-180 h
