01) AirTel does not charge anything extra when T.N customers roam to Chennai or viceversa unlike that damn hutch which charges whooping higher calling and sms rates when its (hutch) T.N customers roam into Chennai or viceversa. 02) At present, AirTel is charging rental (Rs.1 per day) for STUDENTS PACK like in aircel, hutch and AirTel (chennai). But if you don't want Rs.1 rental to be debited, you can send STUD15 to 404 (tollfree but works only for TN and Chennai subscribers). After that Rs.1 rental won't be debited but each local sms (upto 160 characters) will be charged Rs.0.15. But in damn aircel charges Rs.0.25 per message (containing 160 characters). 03) AirTel offers low incoming call rate of Rs.50 (Rs.75 in hutch) and outgoing sms rate of Rs.15 (Rs.25 in hutch) during international incoming (prepaid) roaming (Visit : http://www.hutch.in/roaming/prepaid_international_che.asp for more details). 04) AirTel charges for all incoming calls (while roaming out of T.N) and for outgoing STD mobile calls based on distance : (0 KM to 200 KM --> Rs.3.54 ; 201 KM to 500 KM --> Rs.3.79 ; above 500 km --> Rs.3.99. Where as hutch (T.N) charges whooping high rate of Rs.3.99 irrespective of distance. 05) Unlimited (no limit for data transferred or no limit for anything) mobile browsing (even on computer) only for Rs.375 per month (not including the cost of regular validity card). 06) AirTel does not charge the subscriber only for browsing through AIRTEL LIVE gprs site where as hutch charges Rs.49 per month + Rs.0.10 per KB for its PLANET HUTCH browsing. Damn costly in hutch. In AirTel all incoming MMS are FREE irrespective where we are. But that %^&# hutch charges download fee + Rs.0.10 per KB for receiving MMS (If you don't believe, visit : http://www.hutch.in/PlanetHutch/PlanetHutch_charges.asp and see). 07) AirTel does not charge any rental for INTERNATIONAL INCOMING (PREPAID) ROAMING where as that %$@& hutch charges Rs.149 per month as rental (Visit : http://www.hutch.in/roaming/prepaid_international_che.asp for more details). 08 ) AirTel announced that it will give full talkvalue (after deducting 12.24% service tax) on recharges of Rs.1102 and above as a permanent offer (no last date). 09) AirTel customers can view their (current) plan details by sending PLAN to 405 (toll free in home network). This facility is not available in prepaid plans of hutch (all zones), aircel (all zones), spice (all zones), orange (all zones) and all other operators of all zones. 10) AirTel has provided to view validity (irrespective of any logged in GSM network) by dialling *124# and balance by dialling *123# . This facility (viewing validity on screen) is not available in hutch (all zones), aircel (all zones), spice (all zones), orange (all zones) and all other operators of all zones. ONE MORE THING :-- ================== BSNL MOBILE IS UTTER WASTE. IT CHARGES RS.0.10 FOR DELIVERY REPORT FOR EACH SMS SENT. INTERNATIONAL SMS IN BSNL IS RS.5 COMPARED TO RS.3 IN AIRTEL (TAMILNADU and CHENNAI), RS.3 IN AIRCEL (T.N and Chennai) AND Rs.3 IN HUTCH (TAMILNADU and CHENNAI).