Here is a list of WiFi phones that cost less than Rs 6,000.
Nokia Asha 302
Enjoying un-interrupted messaging requires a great keyboard. Nokia Asha 302 brings a comfortable physical Qwerty keyboard and features a 2.4 inch LCD TFT display. Running the Series 40 mobile interface, Asha 302 supports a host of Series 40 web apps including popular ones such as Facebook and WhatsApp. Other than that you can install Java or Adobe Flash Lite based apps.
With the four row Qwerty keypad, Asha 302 has fairly large space and action keys just above the keypad. Asha 302 features WiFi 802.11 b/g/n for wireless internet connectivity, besides offering quad-band 3G support. This phone weighs about 100 grams but is slightly stout compared to super slim 8 mm high-end smartphones. Asha 302 sports a 3.15 megapixel camera at the back and promises 6 hours of talk time over 3G. Asha 302 is a good choice for avid social network users to stay connected over WiFi and save some bucks on 3G data.Currently, Nokia Asha 302 is selling for just around Rs 6,000 online.