Karbonn A21 vs Samsung Focus
Karbonn A21
Samsung Focus
-
Network
-
2G networkGSM 900, 1800, 1900GSM 850, 900, 1800, 1900
-
3G networkHSDPA 2100HSDPA 850, 1900, 2100
-
HSDPA speedHSDPA, 7.2 MbpsHSDPA, 7.2 Mbps
-
HSUPA speed-HSUPA, 5.76 Mbps
-
GPRSYesYes
-
EDGEYesYes
-
Availability
-
Oficially announced2014-122010-10
-
Status2010-11
-
Design
-
SIMDual SIM (Mini-SIM)Mini-SIM
-
Height124.7 mm
-
Width64.3 mm
-
Thickness9.9 mm
-
Weight119.4 g
-
ColorsPearl WhiteBlack
-
Display
-
Display typeTFT capacitive touchscreenSuper AMOLED capacitive touchscreen
-
Physical size4.5 inches4.0 inches
-
Resolution480 x 800 pixels480 x 800 pixels
-
Pixel density207 ppi233 ppi
-
Display colors26214416777216
-
Hardware
-
CPUDual-core 1.2 GHz1 GHz Scorpion
-
Chipset-Qualcomm QSD8250 Snapdragon
-
GPU-Adreno 200
-
Memory ROM-512 MB
-
Memory RAM512 MB512 MB
-
Internal storage4 GB8 GB
-
Memory cardmicroSDmicroSD
-
Memory card max32 GB32 GB
-
OS
-
OSAndroid OS, v4.0 (Ice Cream Sandwich)Microsoft Windows Phone 7
-
Main camera
-
Main camera5 MP5 MP
-
Primary camera resolution2592 x 1944 pixels2592 x 1944 pixels
-
Primary camera videovideo720p@25fps
-
Primary camera Autofocusautofocusautofocus
-
Primary camera flashLED flashLED flash
-
Selfie camera
-
Secondary camera-No
-
Selfie camera1.3 MP
-
Sound
-
3.5mm jackYesYes
-
LoudspeakerYesYes
-
NotificationsVibration, MP3, WAV ringtonesVibration; MP3, WAV ringtones
-
Multimedia
-
RadioNo-
-
Radio FM-Stereo FM radio with RDS
-
Connectivity
-
WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
-
USBmicroUSB 2.0microUSB 2.0
-
Bluetoothv2.1v2.1
-
Bluetooth A2DPYesYes
-
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 Email
-
JavaYes, via Java MIDP emulatorNo
-
Browser
-
HTMLYesYes
-
Battery
-
Battery typeLi-IonLi-Ion
-
Battery capacity1800 mAh1500 mAh
-
Talk time5 h6 h 30 min
-
Standby time200 h300 h
