Alcatel OT-595 vs Celkon A20
Alcatel OT-595
Celkon A20
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G network-HSDPA 2100
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Speed Yes-Yes, 384 kbps
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2012-42013-8
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Status2012-42013-8
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height88 mm
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Width58 mm
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Thickness15.5 mm
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Weight101 g
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KeyboardQWERTY-
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ColorsCherry Red, Fuchsia, Silver, TurquoiseBlack
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Display
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Display typeTFTTFT capacitive touchscreen
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Physical size2.0 inches4.0 inches
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Resolution220 x 176 pixels480 x 800 pixels
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Pixel density141 ppi233 ppi
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Display colors262144-
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Hardware
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CPU104 MHz1.2 GHz Dual-core
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Memory ROM-256 MB
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Internal storage2 MB-
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Memory RAM-512 MB
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Memory cardmicroSDmicroSD
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Memory card max8 GB32 GB
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Main camera
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Main camera2 MP3.15 MP
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Primary camera resolution1600 x 1200 pixels2048 x 1536 pixels
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Primary camera videonovideo
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Selfie camera
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Secondary cameraNoVGA camera
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3 ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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Radio FMStereo FM radio with RDS-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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USBYesmicroUSB 2.0
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Bluetoothv2.1Yes
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Bluetooth A2DPYes-
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GPSNoNo
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Features
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Messaging SMSSMSSMS(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 EmailPush Email
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WAPWAP 2.0/xHTML-
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JavaYesYes, via Java MIDP emulator
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Java MIDPMIDP 2.0-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity850 mAh1500 mAh
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Talk time7 h 40 min-
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Standby time560 h-
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OS
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OS-Android OS, v4.2.0 (Jelly Bean)
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Browser
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HTML-Yes
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