Celkon A21 vs NIU Niutek 3.5B
Celkon A21
NIU Niutek 3.5B
-
Network
-
2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
-
3G networkHSDPA 2100-
-
HSDPA speedHSDPA-
-
GPRSYesYes
-
EDGEYesYes
-
Availability
-
Oficially announced2014-122013-3
-
Status2014-122013-7
-
Design
-
SIMDual SIM (dual stand-by)Dual SIM (Mini-SIM)
-
Height124.8 mm113.6 mm
-
Width66.1 mm62 mm
-
Thickness10.8 mm13.8 mm
-
Weight115.3 g92 g
-
ColorsBlack, Blue, RedBlack, White
-
Display
-
Display typeCapacitive touchscreenTFT capacitive touchscreen
-
Physical size4.0 inches3.5 inches
-
Resolution320 x 480 pixels320 x 480 pixels
-
Pixel density144 ppi165 ppi
-
Display colors-16777216
-
Hardware
-
CPUDual-core 1.2 GHz1 GHz ARM Cortex-A5
-
ChipsetMediatek MT6582Spreadtrum SC6820
-
GPU-Mali-400
-
Memory ROM512 MB512 MB
-
Memory RAM256 MB256 MB
-
Memory cardmicroSDmicroSD
-
Memory card max32 GB32 GB
-
OS
-
OSAndroid OS, v4.2.2 (Jelly Bean)Android OS, v2.3 (Gingerbread)
-
Main camera
-
Main camera3.15 MP3.15 MP
-
Primary camera resolution-2048 x 1536 pixels
-
Primary camera videovideo@30fps
-
Selfie camera
-
Secondary camera-No
-
Selfie camera1.3 MP
-
Sound
-
3.5mm jackYesYes
-
LoudspeakerYesYes
-
NotificationsVibration, Polyphonic, MP3 ringtonesVibration, MP3 ringtones
-
Multimedia
-
Radio FMFM radioStereo FM radio
-
Radio recording-FM recording
-
Connectivity
-
WLANWi-FiWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
-
WLAN WiFi Hotspot-Yes
-
WLAN WiFi Dual Band-Yes
-
USBYesmicroUSB 2.0
-
Bluetoothv4.0v3.0
-
GPSNoYes, with A-GPS
-
Features
-
Messaging SMSSMS(threaded view)SMS(threaded view)
-
Messaging MMSMMSMMS
-
Messaging EmailEmailEmail
-
Messaging IM-IM
-
WAP-WAP 2.0/xHTML
-
JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
-
Browser
-
HTMLYesYes
-
Battery
-
Battery typeLi-IonLi-Ion
-
Battery capacity1500 mAh1300 mAh
-
Talk time-17 h
-
Talk time 3G8 h-
-
Standby time-850 h
-
Standby time 3G120 h-
