When considering a personal loan, interest rates are a critical factor that affects both the monthly equated monthly installment (EMI) and the total cost of the loan. Bajaj Markets offers a platform to compare interest rates from various lenders, enabling borrowers to find competitive options tailored to their needs. Personal loans generally come with two types of interest models: fixed rates, which remain constant throughout the loan term, and reducing balance rates, where interest is charged only on the outstanding principal. Key factors influencing loan costs include credit score, income stability, existing debt levels, and the amount and tenure of the loan. For instance, a comparison of two loans for ₹3 lakh over 24 months shows that a 1% increase in interest rate can lead to an additional cost of ₹8,744 over the loan term. Other considerations like processing fees and penalties for early repayment or late payments also significantly affect the overall expenses. By using Bajaj Markets, borrowers can efficiently compare offers and make informed decisions.