Karbonn Titanium S19 vs Lava A51
Karbonn Titanium S19
Lava A51
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Network
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2G networkGSM 900, 1800GSM 900, 1800
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3G networkHSDPA 2100HSDPA 900, 2100
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HSDPA speedHSDPA-
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HSUPA speedHSUPA-
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HSPA speed-HSPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-82016-10
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Status2014-82016-10
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Design
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SIMDual SIMDual SIM
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Height136 mm
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Width66 mm
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Thickness9.9 mm
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Weight
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ColorsBlack, WhiteBlack, Gold, Gray
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Display
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Display typeIPS LCD capacitive touchscreenTFT capacitive touchscreen
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Physical size5.0 inches4.5 inches
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Resolution720 x 1280 pixels480 x 854 pixels
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Pixel density294 ppi218 ppi
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Display colors1677721616777216
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Multitouch-Yes
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Hardware
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CPUQuad-core 1.3 GHzQuad-core 1.2 GHz
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Chipset-Spreadtrum SC7731C
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Memory RAM1 GB512 MB
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Internal storage8 GB8 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v4.4.2 (KitKat)Android OS, v6.0 (Marshmallow)
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Main camera
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Main camera13 MP5 MP
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Primary camera resolution4128 x 3096 pixels-
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Primary camera videovideovideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flashLED flash
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Camera features-Geo-tagging, panorama
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Selfie camera
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Secondary camera-VGA camera
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Selfie camera5 MP
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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 radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v2.1
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Bluetooth EDR-Yes
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GPSYes, with A-GPSYes, with A-GPS
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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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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2000 mAh1750 mAh
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Talk time--
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Talk time 3G-10 h 30 min
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Standby time--
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Standby time 3G-420 h
