Celkon Campus Colt A401 vs Karbonn KT21 Express
Celkon Campus Colt A401
Karbonn KT21 Express
-
Network
-
2G networkGSM 900, 1800GSM
-
3G networkHSDPA 2100-
-
Speed YesYes-
-
GPRSYesYes
-
EDGEYesYes
-
Availability
-
Oficially announced2014-102014-12
-
Status2014-10
-
Design
-
SIMDual SIMDual SIM (Mini-SIM)
-
Height124.9 mm
-
Width64 mm
-
Thickness10.4 mm
-
Weight
-
ColorsBlack, Blue, WhiteBlack
-
Display
-
Display typeCapacitive touchscreenTFT capacitive touchscreen
-
Physical size4.0 inches2.8 inches
-
Resolution480 x 800 pixels-
-
Pixel density233 ppi-
-
Hardware
-
CPU1 GHz
-
ChipsetSpreadtrum SC7715-
-
GPUMali-400-
-
Memory RAM512 MB-
-
Internal storage4 GB-
-
Memory cardmicroSDmicroSD
-
Memory card max32 GB32 GB
-
OS
-
OSAndroid OS, v4.4.2 (KitKat)-
-
Main camera
-
Main camera3.15 MP3.15 MP
-
Primary camera resolution2048 x 1536 pixels2048 x 1536 pixels
-
Primary camera videovideovideo
-
Primary camera flashLED flashLED flash
-
Selfie camera
-
Secondary cameraYesNo
-
Sound
-
3.5mm jackYesYes
-
LoudspeakerYesYes
-
NotificationsVibration; MP3, WAV ringtonesVibration, Polyphonic(64), MP3 ringtones
-
Multimedia
-
Radio FMFM radioFM radio
-
Radio recording-FM recording
-
Connectivity
-
WLANWi-Fi
-
USBmicroUSB 2.0Yes
-
Bluetoothv4.0Yes
-
GPSYesNo
-
Features
-
Messaging SMSSMS(threaded view)SMS
-
Messaging MMSMMSMMS
-
Messaging EmailEmailEmail
-
JavaYes, via Java MIDP emulatorYes
-
SensorsAccelerometer, proximity-
-
Browser
-
HTMLYes-
-
Browser-Yes
-
Battery
-
Battery typeLi-IonLi-Ion
-
Battery capacity1400 mAh1000 mAh
-
Talk time--
-
Standby time--
