Features

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General
In The Box Handset, Battery, Charger, Earphone  1 Handset, 1 Battery, 1 Charger, 1 Handsfree, 1 User ManuView More... Handset, Battery, Charger, User Manual 
Model Number K451 Power  K490+  A3 
Model Name K451 Power  K490+  A3 
Color Champagne & Black  Black, Red  White, Beige 
Browse Type Feature Phones  Feature Phones  Feature Phones 
SIM Type Dual Sim  Dual Sim  Dual Sim 
Hybrid Sim Slot No  No 
Touchscreen No  No  No 
OTG Compatible No  No 
Additional Content SD card 
Display Features
Display Size 6.1 cm (2.4 inch)  6.1 cm (2.4 inch)  4.5 cm (1.77 inch) 
Resolution 240 x 320 pixels  320x460  128 x 160$$Pixels 
Display Type TFT 
HD Game Support No 
Memory & Storage Features
Internal Storage 32 MB  8 GB  3 MB 
RAM 32 MB  56 MB  4 MB 
Phone Book Memory 1000 
Call Log Memory Yes Yes
SMS Memory 100 
Expandable Storage 16 GB  8 GB  32 GB 
Supported Memory Card Type Micro SD  microSD 
Memory Card Slot Type Dedicated Slot  Dedicated Slot 
Hot SWAP Support No 
Total Memory 8 GB 
Call Features
Phone Book Yes Yes Yes
Call Wait/Hold Yes Yes
Hands Free Yes
Speed Dialing No  Yes
Call Records Yes
Call Divert Yes Yes
Speaker Phone Yes Yes
Logs Missed calls, Dialled Calls, Received Calls, All Call LogView More...
Conference Call No  Yes
Video Call Support No  No 
Call Timer Yes Yes
Connectivity Features
Network Type 2G  2G 
Supported Networks GSM, GSM  GSM, GSM  GSM 
USB Connectivity No  No 
Audio Jack 3.5 mm  3.5 mm 
3G No 
Bluetooth Support Yes Yes
Wi-Fi No 
NFC No 
GPS Support No 
Micro USB Port No 
Bluetooth Version 2  2 
GPRS No 
WAP No 
Mini USB Port No 
Wi-Fi Hotspot No 
Mini HDMI Port No 
USB Tethering No 
TV Out No 
Infrared No 
EDGE No 
Other Details
Smartphone No  No  No 
SIM Size Full Size SIM 
Keypad Type Alphanumeric  Alphanumeric  Alphanumeric 
Removable Battery Yes Yes Yes
SMS Yes Yes
Keypad Yes Yes Yes
Predictive Text Input No  No 
Other Features Contact Images, Super Battery Mode, Big Dial Fonts, CalcuView More...
MMS No 
Games Yes
Browser WAP  No 
Instant Message Yes No 
Voice Input No 
Supported Languages English, Hindi, Tamil, Telugu, Kannada 
Social Networking Phone No  No 
Business Phone No 
Mobile Tracker Yes
Java Application No 
JAVA Support No 
SIM Access NA 
Upgradable Operating System NA 
Series A-Series 
Multimedia Features
FM Radio Yes Yes Yes
Audio Formats MP3/MP4 
Video Formats MP4 
FM Radio Recording Yes Yes Yes
Music Player Yes
DLNA Support No 
Battery & Power Features
Battery Capacity 3000 mAh  1800 mAh  1750 mAh 
Battery Type Li-Ion  Li-Ion  Li-Ion 
Dual Battery No  No 
Warranty
Warranty Summary 1 Year  1 Year Manufacturer Warranty  1 year manufacturer Replacement for device and 6 months mView More...
Warranty Service Type Repair  Repair From Authorised Service Centre. 
Not Covered in Warranty Damage  Warranty does not cover any damages caused to the productView More... Damaged, Water logged 
Domestic Warranty 1 Year  1 Year 
Covered in Warranty Manufacturer Warranty  1 Year for Handset, 6 Months for Accessories.  1 Year replacement gurantee for phone and 6 months warranView More...
OS & Processor Features
Primary Clock Speed 1 MHz 
Operating Frequency 900/1800  GSM- 900, 1800 MHz 
Camera Features
Primary Camera Available Yes Yes
Secondary Camera Available No 
HD Recording No 
Primary Camera 0.3MP  0.3MP 
Flash No 
Primary Camera Features VGA 
Video Recording Yes
Optical Zoom No 
Full HD Recording No 
Image Editor No