Karbonn A27 Retina vs Xiaomi Redmi Note 3 Pro
Karbonn A27 Retina
Xiaomi Redmi Note 3 Pro
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800, 1900
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3G networkHSDPA 2100HSDPA 850, 900, 1900, 2100
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HSDPA speedHSDPA, 7.2 Mbps-
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HSPA speed-HSPA
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LTE speed-LTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Status2013-32015-11
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Oficially announced2013-32015-11
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Micro-SIM, dual stand-by)
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Height133.6 mm150 mm
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Width66 mm76 mm
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Thickness9.1 mm8.7 mm
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Weight126.5 g164 g
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ColorsBlackGold, Gray, Silver
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.3 inches5.5 inches
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Resolution540 x 960 pixels1080 x 1920 pixels
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Pixel density256 ppi403 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1.2 GHzOcta-core 2.0 GHz ARM Cortex-A53
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Chipset-Mediatek MT6795 Helio X10
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GPU-PowerVR G6200
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Memory RAM512 MB2, 3 GB
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Internal storage4 GB16, 32 GB
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Memory cardmicroSD
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Memory card max32 GB-
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OS
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OSAndroid OS, v4.1 (Jelly Bean)Android OS, v5.0.2 (Lollipop)
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Main camera
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Camera type-Photo / Video
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Main camera8 MP13 MP, f/2.2
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Primary camera resolution3264 x 2448 pixels-
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Primary camera videovideo1080p@30fps
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Primary camera Autofocusautofocusphase detection autofocus
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Primary camera flashLED flashdual-LED (dual tone) flash
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Camera features-Geo-tagging, HDR, face/smile detection, panorama, touch focus
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Selfie camera
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Selfie camera2 MP5 MP, f/2.0
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Selfie camera video-1080p
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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 radioStereo FM radio
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Radio recording-recording
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual Band-Yes
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USBYesmicroUSB 2.0
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USB On-The-Go-Yes
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BluetoothYesv4.1
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Bluetooth A2DP-Yes
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bluetooth LE-Yes
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Infrared-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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BDS-Yes
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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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Messaging Push Mail-Push Mail
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JavaYes, via Java MIDP emulatorNo
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Sensors-Fingerprint, accelerometer, compass, gyro, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity1800 mAh4000 mAh
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Battery removable-Non-removable
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Talk time4 h-
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Standby time180 h-
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Standby time 3G-264 h
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