Which card has a lower forex fee: ICICI Bank Rubyx American Express Credit Card or Kotak Zen Signature Credit Card?

Both cards have the same forex markup (3.5%).

Which card has a lower annual fee: ICICI Bank Rubyx American Express Credit Card or Kotak Zen Signature Credit Card?

Kotak Zen Signature Credit Card has a lower annual fee (₹1,500 annual fee vs ₹2,000 annual fee).

Which card offers better lounge access?

ICICI Bank Rubyx American Express Credit Card: 2 per quarter domestic lounge. Kotak Zen Signature Credit Card: 2 per quarter domestic + 3 per year international.

Which card has a higher base reward rate?

Base reward rates are not fully available for both cards in the current snapshot.

Pairwise comparison Compare 3+ cards →

ICICI Bank Rubyx American Express vs Kotak Mahindra Bank Zen Signature Credit Cards – Fees, Lounge, Forex

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.

Rubyx American Express

Zen Signature

The short answer

Verdict

No decisive winner on the core dimensions — the head-to-head below shows where the small differences are.

Head-to-head

Three core metrics

Annual fee

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

Rubyx American Express 3.5%

Zen Signature 3.5%
Domestic lounge

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)

Reward earning explained

Per card

Rubyx American Express

2 pts / ₹100

Strong data

Zen Signature

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

Strong data

Pick based on what matters

3 dimensions

Start with the constraint you care about most: annual fee (ICICI Bank Rubyx American Express: ₹2,000 vs Kotak Mahindra Bank Zen Signature: ₹1,500), forex markup (3.5% vs 3.5%), or lounge access (8/year (2 per quarter) vs 8/year (2 per quarter)).

Forex markup Tie

Both cards are similar for forex

Forex markup is 3.5%.
Lounge access Tie

Both cards are similar for lounge access

Domestic lounge access is 2 per quarter.
Rewards Insufficient data

Insufficient data to compare rewards

Available evidence is incomplete: ICICI Bank Rubyx American Express is not safely INR-comparable (no usable point value). Kotak Mahindra Bank Zen Signature conservative base value ~0.6666666666666667% per ₹100.

Rubyx American Express: Strong data Zen Signature: Strong data

All fields

Standard view

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.

Field	Rubyx American Express ICICI Bank	Zen Signature Kotak Mahindra Bank
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
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
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

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

Kotak Mahindra Bank Zen Signature

Verify with issuer