IDFC First Bank vs RBL Bank vs South Indian Bank: Which Stock Should You Track

IDFC First Bank PE 31.37, mkt cap Rs 72,225 crore. RBL Bank PE 71.07, mkt cap Rs 63,850 crore. South Indian Bank PE 7.85, mkt cap Rs 5,900 crore.

Updated: 25 Sept 2026 • 9:55 am

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IDFC First Bank vs RBL Bank vs South Indian Bank: Which Stock Should You Track

Quick Answer

IDFC First Bank vs RBL Bank vs South Indian Bank is a side-by-side comparison of three companies from the Private Banking (Small/Mid, Third Fresh Set) space. On this comparison, IDFC First Bank carries a market capitalisation of about Rs 72,225 crore against Rs 63,850 crore for RBL Bank and Rs 5,900 crore for South Indian Bank, with return on equity of 4.76%, 2.10% and 14.77% respectively. Each company's numbers are presented here without a declared better pick, since the right stock depends on an investor's own criteria.

IDFC First Bank vs RBL Bank vs South Indian Bank starts with the core numbers most investors compare within the Private Banking (Small/Mid, Third Fresh Set) segment: market capitalisation, valuation multiples, profitability and dividend yield. Figures below are sourced as of September 2026 and will shift with daily price moves.

All three names sit in the Private Banking (Small/Mid, Third Fresh Set) bucket, which makes them a natural set to place side by side rather than a random trio of unrelated businesses.

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Table of Contents

IDFC First Bank, RBL Bank and South Indian Bank: Company Overview

IDFC First Bank is a listed Indian company in the Private Banking (Small/Mid, Third Fresh Set) space, tracked here on book value, return ratios and valuation alongside its peers in this comparison.

RBL Bank is a listed Indian company in the Private Banking (Small/Mid, Third Fresh Set) space, tracked here on book value, return ratios and valuation alongside its peers in this comparison.

South Indian Bank is a listed Indian company in the Private Banking (Small/Mid, Third Fresh Set) space, tracked here on book value, return ratios and valuation alongside its peers in this comparison.

IDFC First Bank vs RBL Bank vs South Indian Bank: Valuation and Profitability Snapshot

Metric	IDFC First Bank	RBL Bank	South Indian Bank
Market Cap (approx.)	Rs 72,225 crore	Rs 63,850 crore	Rs 5,900 crore
PE Ratio (TTM)	31.37	71.07	7.85
PB Ratio	1.49	1.49	1.13
Return on Equity (ROE)	4.76%	2.10%	14.77%
EPS (TTM, Rs)	2.67	5.79	5.55
Dividend Yield	0.30%	0.10%	0.00%
Debt to Equity	NA	NA	NA
Book Value per Share (Rs)	56.21	275.48	43.61

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On valuation, IDFC First Bank trades at a PE of 31.37 and a PB of 1.49, RBL Bank at a PE of 71.07 and a PB of 1.49, while South Indian Bank trades at a PE of 7.85 and a PB of 1.13. On return on equity, the three post 4.76%, 2.10% and 14.77% respectively, and on dividend yield they stand at 0.30%, 0.10% and 0.00%.

IDFC First Bank vs RBL Bank vs South Indian Bank: Latest Quarterly Results

Company	Latest Quarter Revenue	Latest Quarter Net Profit	YoY Change (Revenue)	QoQ Change (Revenue)
IDFC First Bank	Rs 13,360.69 crore	Rs 1,147.82 crore	+12.6%	+9.7%
RBL Bank	Rs 4,762.28 crore	Rs 234.23 crore	+5.5%	-0.6%
South Indian Bank	Rs 3,007.40 crore	Rs 377.66 crore	+0.8%	+2.1%

Quarterly figures above are the most recent reported quarter for each company (Q1 FY28, quarter ended June 2026), compared with the year-ago and preceding quarter.

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What Should Investors Look at Beyond These Numbers?

Beyond the metrics above, investors comparing these three private banking (small/mid, third fresh set) names should track quarter-on-quarter revenue and margin trends, management commentary on demand and cost drivers, and any sector-specific regulatory developments, since a single-quarter snapshot can shift quickly.

Conclusion

IDFC First Bank vs RBL Bank vs South Indian Bank highlights how differently three companies in the same private banking (small/mid, third fresh set) segment can score across valuation, profitability and dividend metrics, even when operating in a similar space. This comparison does not declare a winner; investors should weigh these figures against their own research and risk appetite. Please read the disclaimer below before making any investment decision.

Disclaimer: Data and figures in this article are sourced from publicly available information as of September 2026 and may not reflect real-time prices. Please verify all data independently before making any investment decision. This comparison does not recommend or endorse any single stock over another; investments in securities are subject to market risk. This content is for educational purposes only and is not investment advice by Univest (SEBI RA INH000013776).

FAQs on IDFC First Bank vs RBL Bank vs South Indian Bank

What is the market cap difference between IDFC First Bank, RBL Bank and South Indian Bank?

Ans. As of September 2026, IDFC First Bank has a market cap of approximately Rs 72,225 crore, RBL Bank is at approximately Rs 63,850 crore, and South Indian Bank is at approximately Rs 5,900 crore.

Which of the three has the highest PE ratio?

Ans. Among IDFC First Bank, RBL Bank and South Indian Bank, the PE ratios stand at 31.37, 71.07 and 7.85 respectively as of September 2026.

Which of the three has the highest ROE?

Ans. IDFC First Bank, RBL Bank and South Indian Bank post ROE of 4.76%, 2.10% and 14.77% respectively as of September 2026.

Which of these three stocks pays the highest dividend yield?

Ans. IDFC First Bank, RBL Bank and South Indian Bank carry dividend yields of 0.30%, 0.10% and 0.00% respectively.

What is the debt to equity ratio for IDFC First Bank, RBL Bank and South Indian Bank?

Ans. IDFC First Bank carries a debt to equity of NA, RBL Bank of NA, and South Indian Bank of NA.

Which of the three trades at the highest price to book value?

Ans. IDFC First Bank, RBL Bank and South Indian Bank trade at price to book ratios of 1.49, 1.49 and 1.13 respectively.

Is one of IDFC First Bank, RBL Bank or South Indian Bank better than the others?

Ans. This comparison does not declare one stock better than another; each company scores differently across valuation, profitability and dividend metrics, and the right fit depends on an individual investor's own criteria and research.