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CardMath.in2026 MITCSmart Reward Math
Verified 2026 Bank MITC Rules & RBI ExclusionsUpdated: 2026-03-01

HDFC Regalia Gold Credit Card vs HDFC Diners Club Black Metal Edition for ₹100,000 Monthly Spend

Comparing HDFC Regalia Gold Credit Card vs HDFC Diners Club Black Metal Edition at ₹100,000/month. HDFC Diners Club Black Metal Edition wins, delivering ₹72,184 net annual value (6.02% ROI) vs ₹34,992 for HDFC Regalia Gold Credit Card.

Interactive Head-to-Head Simulator

Test Your Monthly Spend & Category Mix

Simulates real-world capping thresholds, 18% GST deductions, and bank waiver rules in real time.

₹1,00,000(₹12,00,000/yr)
₹10,000/mo₹1,00,000/mo₹2,50,000/mo
Winner at ₹1,00,000/mo+ ₹37,192/yr Higher Value

HDFC Diners Club Black Metal Edition

Delivers ₹72,184 net annual returns (6.02% ROI) vs ₹34,992 on HDFC Regalia Gold Credit Card.

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Card A

HDFC Regalia Gold Credit Card

HDFC Bank

₹34,992Net Annual Benefit
Gross Rewards:₹34,992/yr
Effective Fee (incl. GST):Waived (₹0)
Net ROI on Spend:2.92%
Fee Waiver Progress (4L target):100%
Card B

HDFC Diners Club Black Metal Edition

HDFC Bank

₹72,184Net Annual Benefit
Gross Rewards:₹72,184/yr
Effective Fee (incl. GST):Waived (₹0)
Net ROI on Spend:6.02%
Fee Waiver Progress (8L target):100%
2-Card Optimization HackMaximize Trapped / Capped Spend
+₹12,000/year Extra Yield

Pair HDFC Diners Club Black Metal Edition + Airtel Axis Bank Credit Card

Pair HDFC Diners Club Black Metal Edition with Airtel Axis Bank Credit Card to capture up to ₹12,000/yr extra on zero-reward categories.

Routes excluded categories:Utility & Offline Spends
Add Airtel →

Detailed 12-Category Rupee Breakdown (@ ₹1,00,000/mo)

Spend CategoryMonthly SpendHDFC Regalia Gold Credit CardHDFC Diners Club Black Metal Edition
Amazon, Flipkart & Myntra Shopping₹25,000/mo₹1,665 (6.66%)₹2,498 (9.99%)
Scan & Pay Merchant UPI₹15,000/mo₹200 (1.33%)₹500 (3.33%)
Electricity, Water, Gas & Broadband Bills1% convenience fee on utility transactions over ₹50,000 per calendar month₹12,000/mo₹160 (1.33%)₹400 (3.33%)
Swiggy, Zomato & Dining Out₹12,000/mo₹160 (1.33%)₹799 (6.66%)
Blinkit, Zepto, Instamart & Supermarkets₹10,000/mo₹133 (1.33%)₹333 (3.33%)
Petrol & Diesel at Fuel Stations1% fuel surcharge waiver on transactions from ₹400 to ₹5,000, max ₹500/cycle₹8,000/mo0% Excluded0% Excluded
Flights, Hotels & IRCTC Trains₹8,000/mo₹533 (6.66%)₹1,320 (16.5%)
LIC, Health & Term Insurance Premiums₹5,000/mo₹67 (1.33%)₹167 (3.33%)
House Rent & School/College Fees1% fee on third-party rent payment platforms; 0 points earned₹5,000/mo0% Excluded0% Excluded
International Travel & Forex Spends₹0/mo₹0 (1.33%)₹0 (3.33%)
Gold, Silver & Jewelry Purchases₹0/mo₹0 (0%)₹0 (0%)
Income Tax, GST & Challan Payments₹0/mo₹0 (0%)₹0 (0%)
Net Annual Benefit₹12,00,000/yr+₹34,992+₹72,184

Frequently Asked Questions

Which card is better between HDFC Regalia Gold Credit Card and HDFC Diners Club Black Metal Edition for ₹100,000/month?▼
At ₹100,000/month (₹1,200,000/year), HDFC Diners Club Black Metal Edition mathematically outperforms HDFC Regalia Gold Credit Card by ₹37,192/year. HDFC Diners Club Black Metal Edition delivers ₹72,184 net annual benefit (6.02% effective yield), while HDFC Regalia Gold Credit Card returns ₹34,992 (2.92% effective yield).
Will the annual fee be waived at ₹100,000 monthly spend?▼
On an annual spend of ₹1,200,000: HDFC Regalia Gold Credit Card annual fee is waived (₹0). HDFC Diners Club Black Metal Edition annual fee is waived (₹0).
How do reward caps impact the earnings on both cards?▼
At this spend tier, HDFC Regalia Gold Credit Card loses ₹0/year to monthly cashback caps, while HDFC Diners Club Black Metal Edition loses ₹0/year. HDFC Regalia Gold Credit Card remains uncapped at this spend. HDFC Diners Club Black Metal Edition remains uncapped at this spend.
What is the breakeven monthly spend between HDFC Regalia Gold Credit Card and HDFC Diners Club Black Metal Edition?▼
The calculated crossover breakeven spend is ₹24,000/month, where higher-fee benefits overtake the lower-fee option.
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