Alcatel OT-252 vs Karbonn A15
Alcatel OT-252
Karbonn A15
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Network
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2G networkGSM 900, 1800GSM 900, 1800, 1900
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3G network-HSDPA 2100
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HSDPA speed-HSDPA, 7.2 Mbps
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2010-22014-12
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Status2010-6
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height100.5 mm
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Width58 mm
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Thickness12 mm
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Weight
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KeyboardQWERTY-
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ColorsBlackBlack
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Display
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Display typeTFTTFT touchscreen
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Physical size1.8 inches4.0 inches
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Resolution160 x 128 pixels480 x 800 pixels
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Pixel density114 ppi233 ppi
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Display colors66560-
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Hardware
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CPU1 GHz
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Internal storage4 GB
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Memory RAM-512 MB
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Memory cardmicroSD
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Memory card max-32 GB
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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NotificationsVibration; MP3 ringtonesVibration, MP3, WAV ringtones
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Multimedia
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Radio FMFM radio with RDSFM radio
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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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BluetoothYes
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GPSNoYes, with A-GPS
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Features
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Messaging SMSSMSSMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Email-Push Email
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JavaNoYes, via Java MIDP emulator
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Browser
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HTML-Yes
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BrowserNo-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity500 mAh1420 mAh
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Talk time5 h-
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Standby time400 h150 h
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OS
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OS-Android OS, v4.0.4 (Ice Cream Sandwich)
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Main camera
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Main camera3.15 MP
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Primary camera resolution-2048 x 1536 pixels
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Primary camera video-video
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Selfie camera
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Secondary camera-No
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