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ICICI Rubyx American Express vs KOTAK Zen Signature

Side-by-side comparison of the ICICI Bank Rubyx American Express and the Kotak Mahindra Bank Zen Signature. Verify fees, lounge access, forex markup, and base rewards before you apply.

The short answer

Pick Zen Signature for a lower fee.

Zen Signature costs ₹500 less a year.

Head-to-head

  • Annual fee Annual fee outcome: Zen Signature wins.
    Rubyx American Express ₹2,000 Waivable at ₹3,00,000 spend
    Zen Signature ₹1,500 Waivable at ₹1,50,000 spend
    Zen Signature saves ₹500/yr
  • Forex markup Forex markup outcome: tie.
    Rubyx American Express 3.5%
    Zen Signature 3.5%
  • Domestic lounge Domestic lounge outcome: tie.
    Rubyx American Express 8/year (2 per quarter) Conditional · Domestic: 2/quarter · requires ₹75,000 spend in the previous calendar quarter (unlocks the following quarter)
    Zen Signature 8/year (2 per quarter) Conditional · Domestic: 2/quarter · requires ₹75,000 spend in the previous calendar quarter (unlocks the following quarter)
  • Rewards Rewards outcome: insufficient data to compare.
    Rubyx American Express Not safely INR-comparable
    Zen Signature ~0.7%
    conservative base value
    Rubyx American Express: Strong data Zen Signature: Strong data

Reward earning explained

Rubyx American Express

2 pts / ₹100

Strong data
Zen Signature

5 pts / ₹150 · Up to 10 pts / ₹150 on Shopping Lifestyle

Strong data

Example usage at this monthly spend

At ₹50k/month spend:

  • Kotak Zen Signature: ~₹330/month at base rate
  • Rubyx American Express: Base earn not clearly specified

Illustrative only, using current base rates before caps.

All fields

Field Rubyx American Express ICICI Bank Zen Signature Kotak Mahindra Bank
Lounge Access
Domestic lounge visits
spend-gated on some cards — see caveats
8/year (2 per quarter) 8/year (2 per quarter)
International lounge visits
Not included vs 3 per year
No international lounge access 3 per year
Forex / International Use
Forex markup 3.5% 3.5%
Fees
Recurring annual fee
₹2,000 vs ₹1,500
₹2,000 ₹1,500
Annual-fee waiver
₹3,00,000 vs ₹1,50,000
₹3,00,000 ₹1,50,000
Interest-free period
Up to 48 days vs Up to 51 days
Up to 48 days Up to 51 days
Monthly interest rate
Only available for Rubyx American Express
3.75% / month Not specified
Late-payment charge
Only available for Rubyx American Express
₹100–₹1,300 depending on outstanding balance Not specified
Fuel benefit
1% surcharge waiver · ₹400–₹4,000 transactions vs 1% surcharge waiver · ₹500–₹5,000 transactions · ₹3,500/year waiver cap · Fuel rewards excluded
1% surcharge waiver · ₹400–₹4,000 transactions 1% surcharge waiver · ₹500–₹5,000 transactions · ₹3,500/year waiver cap · Fuel rewards excluded
Rewards
Base earn
Some reward lanes are unsupported — base rate only for comparison.
2 pts / ₹100 vs 5 pts / ₹150
2 pts / ₹100 5 pts / ₹150
Conservative base value
Not safely INR-comparable vs ~0.7%
Not safely INR-comparable ~0.7%
Earn ceiling
Not stated vs 6,500 points per statement cycle; at 5 pts / ₹150, this lane reaches the cap at ₹1,95,000 of eligible spend
Not stated 6,500 points per statement cycle at 5 pts / ₹150, this lane reaches the cap at ₹1,95,000 of eligible spend
Point value (headline channel)
Issuer headline redemption rate — see each card page for the full channel grid.
Only available for Kotak Zen Signature
Not specified ₹0.25
Point validity
Only available for Rubyx American Express
3 years Not specified
Insurance — Air accident cover
Only available for Rubyx American Express
₹1 crore Not specified
Insurance — Lost card liability cover
Only available for Rubyx American Express
₹50,000 Not specified
Insurance — Underwriter
Only available for Rubyx American Express
Insured by ICICI Lombard General Insurance Company Limited Not specified

Notes

  • ICICI Bank Rubyx American Express Credit Card: Condition: ₹75,000 spend in the previous calendar quarter (unlocks the following quarter)
  • Kotak Zen Signature Credit Card: Condition: ₹75,000 spend in the previous calendar quarter (unlocks the following quarter)
  • Card benefits change frequently. Always verify current terms on the issuer's official website or app before applying.

ICICI Bank Rubyx American Express

Verify with issuer , opens external site

Kotak Mahindra Bank Zen Signature

Verify with issuer , opens external site