Celkon A20 vs HTC Butterfly S
Celkon A20
HTC Butterfly S
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 2100HSDPA 850, 900, 1900, 2100
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4G network-LTE 800, 1800, 2600
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HSDPA speed-HSDPA, 42 Mbps
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HSUPA speed-HSUPA, 5.76 Mbps
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Speed YesYes, 384 kbps-
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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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Oficially announced2013-82013-6
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Status2013-82013-7
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Design
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SIMDual SIM (Mini-SIM)Micro-SIM
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Height144.5 mm
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Width70.5 mm
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Thickness10.6 mm
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Weight160 g
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ColorsBlackBlack, Gray, Red, White
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Display
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Display typeTFT capacitive touchscreenSuper LCD3 capacitive touchscreen
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Physical size4.0 inches5.0 inches
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Resolution480 x 800 pixels1080 x 1920 pixels
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Pixel density233 ppi441 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1.2 GHzQuad-core 1.9 GHz Krait 300
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Chipset-Qualcomm APQ8064T Snapdragon 600
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GPU-Adreno 320
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Memory ROM256 MB-
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Memory RAM512 MB2 GB
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Internal storage-16 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB64 GB
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OS
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OSAndroid OS, v4.2.0 (Jelly Bean)Android OS, v4.2.2 (Jelly Bean)
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Main camera
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Camera type-Photo / Video
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Main camera3.15 MP4 MP
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Primary camera resolution2048 x 1536 pixels2688 x 1520 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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Primary camera video hdr-HDR
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Selfie camera
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Secondary cameraVGA camera-
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Selfie camera2.1 MP
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Secondary camera HDR-HDR
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes, with stereo speakers, built-in amplifiers
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration, MP3, WAV ringtones
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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 Hotspot-Yes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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WLAN DLNA-Yes
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv4.0
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Bluetooth A2DP-Yes
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Infrared-Yes
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GPSNoYes, 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 EmailPush EmailPush Email
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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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 capacity1500 mAh3200 mAh
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Battery removable-Non-removable
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Talk time--
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Talk time 2G-29 h
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Talk time 3G-25 h
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Standby time--
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Standby time 2G-544 h
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Standby time 3G-659 h
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Multimedia
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Radio FM-Stereo FM radio with RDS