Bank FD Comparison Tool

Karnataka Bank vs Tamilnad Mercantile Bank Fixed Deposit Comparison 2026

Compare Fixed Deposit interest rates, maturity amounts, and features between Karnataka Bank (Private Sector) and Tamilnad Mercantile Bank (Private Sector).

Karnataka Bank Logo

Karnataka Bank

Private Sector
VS
Tamilnad Mercantile Bank Logo

TMB

Private Sector
Karnataka Bank: Min ₹1,000
TMB: Min ₹1,000
DICGC Insured up to ₹5 Lakhs
Compare Your FD Returns

Adjust the parameters below to see how returns compare between the two banks

Five Lakhs rupees

1,000₹20,00,000
years
1 year10 years

Interest Rate Comparison

Interest Rates by Tenure

General rates across different tenures

Current selection: 3 years (1095 days) -Karnataka Bank: % |TMB: %

Side-by-Side Rate Comparison

Direct comparison of general rates

Karnataka Bank
TMB
Highlighted = Your selected tenure

Feature Comparison

Features
Karnataka Bank
Karnataka Bank
Private Sector
TMB
TMB
Private Sector
Minimum FD Amount
1,000
1,000
Current Interest Rate(Selected Tenure)
%
%
Premature Withdrawal Penalty
1%
1%
Official Rate Source
View Official RatesView Official Rates
Karnataka Bank
Private Sector Bank

Key Advantages:

Private sector bank
Competitive interest rates
Digital banking services
Online FD booking facility
Auto-renewal facility available
Special scheme: 555 days only
Senior citizen rates vary by tenure
Wide branch network in Karnataka and across India
Tamilnad Mercantile Bank
Private Sector Bank

Key Advantages:

Private Sector Bank established in 1921
Consistently offers higher FD rates for several years
Special TMB400 deposit scheme at 7.00% for senior citizens
Low cost of operations compared to other banks
Senior citizen benefit of +0.10% on most tenures
Online FD booking through Internet & Mobile Banking
Strong presence across South India with 500+ branches
ISO 27001 certified for information security
NRE and FCNR deposits available for NRIs
Important: Fixed Deposit Safety & Insurance Coverage

₹5 Lakh Insurance Limit

The Deposit Insurance and Credit Guarantee Corporation (DICGC) provides insurance coverage of up to ₹5 lakhs per depositor per bank. This means if you deposit more than ₹5 lakhs in a single bank, only ₹5 lakhs is guaranteed by the government.

⚠️ Recommendation:

Never deposit more than ₹5 lakhs in a single bank. If you have larger amounts, distribute them across multiple banks to ensure full insurance coverage.

Smart Distribution Strategy

For ₹10 lakhs: Split between Karnataka Bank (₹5L) + TMB (₹5L)

For ₹15 lakhs: Add a third bank to the mix

💡 Pro Tip:

You can also open FDs in different family members' names in the same bank to get additional ₹5 lakh coverage for each account holder.

Key Insights & Recommendations

Choose Karnataka Bank If:
  • Minimum amount: ₹1,000
  • Private Sector banking preference
  • Private sector bank
  • Competitive interest rates
  • Digital banking services
Choose TMB If:
  • Minimum amount: ₹1,000
  • Private Sector banking preference
  • Private Sector Bank established in 1921
  • Consistently offers higher FD rates for several years
  • Special TMB400 deposit scheme at 7.00% for senior citizens
Best Strategy:
  • Split large amounts across both banks
  • Keep ≤₹5L per bank for insurance
  • Compare rates before investing
  • Consider branch convenience
  • Review rates periodically

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