BSNL revises Rs 666 prepaid plan, here’s how it compares to Reliance Jio’s Rs 498 plan

State-owned telecom operator BSNL has revised its Rs 666 prepaid plan — called BSNL Sixer 666 — for its users. The alteration comes in terms of validity. The revised validity is reflecting on BSNL’s Andhra Pradesh and Calcutta websites.
BSNL Sixer 666: What has changed
The prepaid plan — which was launched in June 2017 and revised in June 2018 — will now come with 122 days of validity instead of 129 days. The rest of the benefits — such as unlimited calling to local, national and roaming circles except Delhi and Mumbai, 100 SMS per day, and 1.5GB daily 3G/2G data — remain unchanged
The revised Rs 666 prepaid recharge plan is part of BSNL’s ongoing additional data offer that extends the regular 1.5GB daily benefits to 3.7GB data per day till April 30. Once the users reach their daily FUP, they unlimited data access at 40Kbps speed.