Celkon A27 vs HTC Desire 620
Celkon A27
HTC Desire 620
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Network
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2G networkGSM 900, 1800GSM 900, 1800, 1900
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3G networkHSDPA 2100HSDPA 850, 900, 1900, 2100
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4G network-LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)
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HSDPA speedHSDPA42.2 Mbps
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HSUPA speed-5.76 Mbps
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LTE speed-LTE, 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 announced2013-22014-12
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Status2013-22014-12
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Design
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SIMDual SIM (Mini-SIM)Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)
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Height150.1 mm
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Width72.7 mm
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Thickness9.6 mm
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Weight160 g
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ColorsBlack, Blue, WhiteBlack, Blue, Gray, White
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Display
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Display typeCapacitive touchscreenSuper LCD capacitive touchscreen
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Physical size4.63 inches5.0 inches
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Resolution480 x 853 pixels720 x 1280 pixels
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Pixel density211 ppi294 ppi
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Display colors-16777216
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Multitouch-Yes
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Hardware
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CPU1 GHz1.2 GHz Quad-core ARM Cortex-A53
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Chipset-Qualcomm MSM8916 Snapdragon 410
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GPU-Adreno 306
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Memory RAM-1 GB
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Internal storage-8 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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OS
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OSAndroid OS, v4.0 (Ice Cream Sandwich)Android OS, v4.4.4 (KitKat)
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Main camera
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Main camera8 MP8 MP
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Primary camera resolution3264 x 2448 pixels-
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Primary camera videovideo1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Camera features-Geo-tagging, face detection, panorama, touch focus
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Selfie camera
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Secondary cameraYes-
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Selfie camera5 MP
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Selfie camera video-1080p
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Sound
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3.5mm jack-Yes
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LoudspeakerYesYes, with stereo speakers
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NotificationsVibration, Polyphonic, MP3 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-FiWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN DLNA-Yes
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USBYesmicroUSB 2.0
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BluetoothYesv4.0
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Bluetooth A2DP-Yes
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Bluetooth AptX-Yes
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GPSYesYes, with A-GPS
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GLONASS-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 IMIM-
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Messaging Push Email-Push Email
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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer, proximity
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Browser
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HTML-HTML5
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BrowserYes-
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity1800 mAh2100 mAh
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Battery removable-Removable
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Talk time6 h-
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Talk time 3G-20 h
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Standby time180 h-
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Standby time 3G-525 h