Karbonn A21 vs Lenovo A680
Karbonn A21
Lenovo A680
-
Network
-
2G networkGSM 900, 1800, 1900GSM 900, 1800, 1900
-
3G networkHSDPA 2100HSDPA 900, 2100
-
HSDPA speedHSDPA, 7.2 MbpsHSDPA, 21 Mbps
-
HSUPA speed-HSUPA, 5.76 Mbps
-
GPRSYesYes
-
EDGEYesYes
-
Availability
-
Oficially announced2014-122014-5
-
Status2014-5
-
Design
-
SIMDual SIM (Mini-SIM)Dual SIM
-
Height145 mm
-
Width73.5 mm
-
Thickness10.8 mm
-
Weight165 g
-
ColorsPearl WhiteBlack, White
-
Display
-
Display typeTFT capacitive touchscreenCapacitive touchscreen
-
Physical size4.5 inches5.0 inches
-
Resolution480 x 800 pixels480 x 854 pixels
-
Pixel density207 ppi196 ppi
-
Display colors262144-
-
Hardware
-
CPUDual-core 1.2 GHzQuad-core 1.3 GHz
-
Chipset-Mediatek MT6582
-
Memory RAM512 MB1 GB
-
Internal storage4 GB4 GB
-
Memory cardmicroSDmicroSD
-
Memory card max32 GB32 GB
-
OS
-
OSAndroid OS, v4.0 (Ice Cream Sandwich)Android OS, v4.2.2 (Jelly Bean)
-
Main camera
-
Main camera5 MP5 MP
-
Primary camera resolution2592 x 1944 pixels2592 x 1944 pixels
-
Primary camera videovideovideo
-
Primary camera Autofocusautofocus-
-
Primary camera flashLED flash-
-
Selfie camera
-
Secondary camera-VGA camera
-
Selfie camera1.3 MP
-
Sound
-
3.5mm jackYesYes
-
LoudspeakerYesYes
-
NotificationsVibration, MP3, WAV ringtonesVibration; MP3, WAV ringtones
-
Multimedia
-
RadioNo-
-
Radio FM-FM radio
-
Connectivity
-
WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
-
WLAN WiFi Hotspot-Yes
-
USBmicroUSB 2.0microUSB 2.0
-
Bluetoothv2.1v3.0
-
Bluetooth A2DPYes-
-
GPSYes, with A-GPSYes, with A-GPS
-
Features
-
Messaging SMSSMS(threaded view)SMS(threaded view)
-
Messaging MMSMMSMMS
-
Messaging EmailEmailEmail
-
Messaging IMIMIM
-
Messaging Push EmailPush EmailPush Mail
-
JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
-
Browser
-
HTMLYesYes
-
Battery
-
Battery typeLi-IonLi-Po
-
Battery capacity1800 mAh2000 mAh
-
Talk time5 h-
-
Talk time 3G-24 h
-
Standby time200 h-
-
Standby time 3G-350 h