HDFC Bank offers RD ranging from six months to 120 months (10 years). SBI recurring deposits have maturity ranging from 1 year to 10 years. Post Office RD vs SBI RD vs HDFC Bank RD: Maturity These rates are effective from January 24, 2023.ĥ-year RD rates compared: Post Office vs SBI vs HDFC Bank HDFC Bank offers an interest rate ranging from 4.50%-7% on RDs maturing in six months to ten years.