Gigabyte GSmart Sierra S1 vs Karbonn A4
Gigabyte GSmart Sierra S1
Karbonn A4
-
Network
-
2G networkGSM 850, 900, 1800, 1900GSM 850, 1900
-
3G networkHSDPA 900, 2100HSDPA 900, 2100
-
HSDPA speedHSDPA, 42 MbpsHSDPA
-
HSUPA speedHSUPA, 11 MbpsHSUPA
-
GPRSYesYes
-
EDGEYesYes
-
Availability
-
Status2013-102013-3
-
Oficially announced2013-62013-3
-
Design
-
SIMDual SIM (Mini-SIM, dual stand-by)Dual SIM (Mini-SIM)
-
Height145.5 mm124.8 mm
-
Width72.5 mm66 mm
-
Thickness8.9 mm9.5 mm
-
Weight168 g75 g
-
ColorsBlack/WhiteWhite/Black
-
Display
-
Display typeIPS LCD capacitive touchscreenTFT capacitive touchscreen
-
Physical size5.0 inches4.0 inches
-
Resolution720 x 1280 pixels320 x 480 pixels
-
Pixel density294 ppi144 ppi
-
Display colors16777216262144
-
Hardware
-
CPUQuad-core 1.5 GHz ARM Cortex-A7
-
ChipsetMediatek MT6589-
-
GPUPowerVR SGX544-
-
Memory RAM1 GB-
-
Internal storage4 GB256, 512 MB
-
Memory cardmicroSDmicroSD
-
Memory card max32 GB32 GB
-
OS
-
OSAndroid OS, v4.2 (Jelly Bean)Android OS, v2.3.6 (Gingerbread)
-
Main camera
-
Main camera13 MP3.15 MP
-
Primary camera resolution4128 x 3096 pixels2048 x 1536 pixels
-
Primary camera video1080p@30fpsvideo
-
Primary camera Autofocusautofocus-
-
Primary camera flashLED flash-
-
Selfie camera
-
Secondary camera-Yes
-
Selfie camera2 MP
-
Selfie camera video720p-
-
Sound
-
3.5mm jackYesYes
-
LoudspeakerYesYes
-
NotificationsVibration, MP3, WAV ringtonesVibration, MP3, WAV ringtones
-
Multimedia
-
Radio FMFM radioFM radio
-
Connectivity
-
WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi
-
WLAN WiFi HotspotYesYes
-
USBmicroUSB 2.0Yes
-
Bluetoothv3.0Yes
-
GPSYes, with A-GPSNo
-
Features
-
Messaging SMSSMS(threaded view)SMS(threaded view)
-
Messaging MMSMMSMMS
-
Messaging EmailEmailEmail
-
Messaging IMIMIM
-
Messaging Push EmailPush Email-
-
JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
-
Browser
-
HTMLYesYes
-
Battery
-
Battery typeLi-IonLi-Ion
-
Battery capacity2000 mAh1400 mAh
-
Talk time4 h 30 min4 h 20 min
-
Standby time600 h250 h
