Celkon A900 vs Celkon A403

Phones Images
PHONES
Phone Names Celkon A900 Celkon A403
Network
2G bandsGSM 900 / 1800 - SIM 1 & SIM 2GSM 900 / 1800 - SIM 1 & SIM 2
3G bandsHSDPA 2100HSDPA 2100
SpeedHSPAHSPA
TechnologyGSM / HSPAGSM / HSPA
Launch
Announced2012, November. Released 2012, November2015, August. Released 2015, August
StatusDiscontinuedDiscontinued
Body
Dimensions152.8 x 81.7 x 10.2 mm (6.02 x 3.22 x 0.40 in)125 x 65 x 10.2 mm (4.92 x 2.56 x 0.40 in)
SIMDual SIM (Mini-SIM)Dual SIM
Weight185 g (6.53 oz)113 g (3.99 oz)
Display
Resolution480 x 800 pixels, 5:3 ratio (~187 ppi density)480 x 800 pixels, 5:3 ratio (~233 ppi density)
Size5.0 inches, 71.2 cm2 (~57.0% screen-to-body ratio)4.0 inches, 45.5 cm2 (~56.1% screen-to-body ratio)
TypeTFTTFT, 256K colors
Platform
CPU1.0 GHz1.0 GHz
Chipset-Spreadtrum SC7715
OSAndroid 2.3.6 (Gingerbread)Android 4.4.2 (KitKat)
Memory
Card slotmicroSDHC (dedicated slot)microSDHC
Internal-4GB 512MB RAM
Main Camera
Features-LED flash
Single5 MP3.15 MP
VideoYesYes
Selfie camera
SingleYes1.3 MP
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
BluetoothYes2.0
NFCNoNo
PositioningGPSA-GPS
RadioFM radioFM radio
USBmicroUSB 2.0microUSB 2.0
WLANWi-Fi 802.11 b/g/nWi-Fi 802.11 b/g/n
Features
SensorsAccelerometerAccelerometer
 MP3/WAV/eAAC player MP4/H.264 player Document viewer Photo viewer/editor-
Battery
Stand-byUp to 350 h-
Talk timeUp to 8 h 20 min-
TypeLi-Ion 2000 mAh batteryLi-Ion 1400 mAh battery
Misc
ColorsBlackBlack, Light Blue, Red, Yellow
PriceAbout 120 EUR-
SAR EU-0.38 W/kg (head)     0.68 W/kg (body)