Alcatel OT-991 vs Celkon C517
Alcatel OT-991
Celkon C517
-
Network
-
2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
-
3G networkHSDPA 850, 1900, 2100-
-
HSDPA speedHSDPA, 7.2 Mbps-
-
GPRSYesYes
-
EDGEYes
-
Availability
-
Oficially announced2012-22014-12
-
Status2012
-
Design
-
SIMMini-SIMDual SIM (Mini-SIM)
-
Height122 mm108 mm
-
Width68 mm46 mm
-
Thickness10.8 mm14 mm
-
Weight131.3 g106 g
-
ColorsBlack, WhiteBlack
-
Display
-
Display typeTFT capacitive touchscreenTFT
-
Physical size4.0 inches1.8 inches
-
Resolution320 x 480 pixels176 x 220 pixels
-
Pixel density144 ppi157 ppi
-
Display colors262144-
-
Hardware
-
CPU800 MHz ARM Cortex-A9
-
ChipsetMediatek MT6573-
-
GPUPowerVR SGX531-
-
Internal storage150 MB-
-
Memory cardmicroSDmicroSD
-
Memory card max32 GB4 GB
-
OS
-
OSAndroid OS, v2.3 (Gingerbread)-
-
Main camera
-
Main camera3.15 MP
-
Primary camera resolution2048 x 1536 pixels640 x 480 pixels
-
Primary camera videovideovideo
-
Primary camera flashLED flash-
-
Selfie camera
-
Secondary cameraYesNo
-
Sound
-
3.5mm jackYes-
-
LoudspeakerYesYes
-
NotificationsVibration; MP3 ringtonesVibration, Polyphonic
-
Multimedia
-
Radio FMStereo FM radio with RDSStereo FM radio
-
Connectivity
-
WLANWi-Fi 802.11b, 802.11g, 802.11n
-
WLAN WiFi HotspotYes-
-
USBmicroUSB 2.0Yes
-
Bluetoothv4.0Yes
-
Bluetooth A2DPYes-
-
GPSYes, with A-GPSNo
-
Features
-
Messaging SMSSMS(threaded view)SMS
-
Messaging MMSMMSMMS
-
Messaging EmailEmail-
-
Messaging IMIM-
-
WAPWAP 2.0/xHTML-
-
JavaYes, via Java MIDP emulatorNo
-
Browser
-
HTMLYes-
-
Browser-Yes
-
Battery
-
Battery typeLi-IonLi-Ion
-
Battery capacity1500 mAh1800 mAh
-
Talk time-7 h 30 min
-
Talk time 2G12 h-
-
Talk time 3G10 h-
-
Standby time400 h600 h