Which card is better for groceries, ATB Gold Cash Rewards or CIBC Costco Mastercard?

The ATB Gold Cash Rewards earns 1.5% on groceries, while the CIBC Costco Mastercard earns 0.5%. The better choice depends on your grocery spending and the specific merchants you shop at.

ATB Gold Cash Rewards vs CIBC Costco Mastercard — Which Is Better? | Churnr

Header Quick Take Value Earn Rates Merchants Wallet Bonus FX Benefits Eligibility Perks Downgrade Verdict

ATB Gold Cash Rewards edges ahead by $133/yr

ATB Gold Cash Rewards earns $128 more on groceries
CIBC Costco Mastercard earns $66 more on dining & restaurants

Groceries: +$128Dining & Restaurants: +$66Bills & Utilities: +$24

ATB Gold Cash Rewards: $30/yr in foreign transaction fees

CIBC Costco Mastercard: $30/yr in foreign transaction fees

Showing Year 1 analysis

Dollar Value

Winner

$359

/first year

0.9% effective$30/mo

vs 1% no-fee card: −$60

Annual rewards earned+$384

Welcome bonus+$5

FX costs−$30

Annual fee−$0

$226

/first year

0.5% effective$19/mo

vs 1% no-fee card: −$193

Annual rewards earned+$256

FX costs−$30

Annual fee−$0

Best for your spendingATB Gold Cash Rewards—$359Year 1 value

+$133 more than CIBC Costco Mastercard

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The Bottom Line

ATB Gold Cash Rewards edges ahead by $133/yr

ATB Gold Cash Rewards earns $128 more on groceries
CIBC Costco Mastercard earns $66 more on dining & restaurants

Groceries: +$128Dining & Restaurants: +$66Bills & Utilities: +$24

Showing Year 1 analysis

ATB Gold Cash Rewards wins in both Year 1 and Year 2+ — consistent long-term value.

Data Sources

Issuer terms & conditions (verified Mar 2026)

Merchant MCC verification (239 merchants)

Insurance certificates (PDF review)

Reward program documentation

User-reported acceptance data

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