Studio Squalli Labs

What is the best credit card for Costco in Quebec?

At a Canadian Costco checkout only Mastercard works, and the "official" CIBC Costco card earns just 1% inside the warehouse. This page does the net math, with no affiliate links, and the most frequent answer is not the card Costco sells you at the entrance.

Verified July 10, 2026 No affiliate links Mastercard only at the checkout
Verdict

For most Costco members in Quebec, the best card at the checkout is not the CIBC Costco Mastercard: it is the free Rogers Red World Elite, which earns 2% inside the warehouse with a Rogers, Fido, Shaw or Comwave postpaid service, against 1% for the official card. The CIBC takes the lead if you have no Rogers service and your spending leans hard into restaurants (3%) and Costco gas (3% on the first $5,000).

Why does your Visa not work at the Costco checkout?

Costco Canada has an exclusive deal with Mastercard: in the warehouse and at the gas pump, no Visa or American Express credit card is accepted, only Mastercard, debit cards and cash. Your 2% Wealthsimple Visa, excellent everywhere else, stays in your pocket when the cart gets paid. Online is different: Costco.ca accepts both Visa and Mastercard.

So the real question is: among the Mastercards a Quebecer can actually get for free, which one earns the most on a real Costco basket? Three serious candidates: the CIBC Costco, the Rogers Red World Elite and, for the record, the $495 Rogers Legend.

Which card earns the most on your spending?

Enter your annual basket, warehouse, gas, restaurants and the rest, and the ranking recalculates in dollars per year.

The Costco net-value calculator The three cards the checkout accepts
What you spend inside the warehouse. The CIBC Costco card earns 1 percent here.
CIBC earns 3 percent on the first $5,000 a year, then 1 percent.
CIBC’s best category: 3 percent.
Groceries elsewhere, bills, the rest of your card spend.
Your situation
Unlocks 2 percent on the Rogers cards. Without it they earn 1.5 percent.
The 1.5x bonus that turns 2 percent into 3 percent, on everything.
Cash back, dollars per year
  1. 01 Rogers Red World Elite $0/yr Winner
    $500 net / yr

    cash back $500

  2. 02 CIBC Costco Mastercard $0/yr
    $350 net / yr

    cash back $350

  3. 03 Rogers Red World Legend $495/yr $495 for less
    $5 net / yr

    cash back $500, annual fee $495

The best Costco card is not the Costco card. The free Rogers Red World Elite earns $500 a year here, $150 more than the CIBC Costco Mastercard.

What the math counts, and what it leaves out
  • Only Mastercard credit cards work at a Canadian Costco checkout and gas pump. Your 2 percent Visa, including the Wealthsimple, stays in your pocket there; Costco.ca online accepts Visa and Mastercard.
  • CIBC pays its cash back once a year, in January, as a Costco gift certificate you can only spend at Costco. Rogers cash back can be redeemed anytime, including to a bank account.
  • Costco.ca online spend is not modelled separately; on the CIBC card it earns 2 percent on the first $8,000 a year. The warehouse input here is in-store spend, which earns 1 percent on the CIBC card.
  • The CIBC card needs an active Costco membership, which you already pay for if you shop there. Elite spend past $61,000 a year is counted at its 1.5 percent base rate, per the August 4, 2026 rules.

What is the CIBC Costco Mastercard actually worth?

It has real strengths, and they deserve saying: 3% at restaurants, 3% at the Costco pump on the first $5,000 of gas a year, 2% on Costco.ca on the first $8,000, no annual fee, and it doubles as your membership card. For someone who eats out often and fills up at Costco, it is an honestly good card.

Its trap sits at the heart of its promise: inside the warehouse itself, where a member spends the most, it earns just 1%. And its cash back arrives once a year, in January, as a gift certificate you can only spend at Costco. That is money that marches you back to the store, not money in your account.

Why does the free Rogers Elite win so often?

The Rogers Red World Elite does not care about categories: 2% everywhere with a Rogers, Fido, Shaw or Comwave postpaid service, 1.5% without, including on the warehouse basket the CIBC pays 1% on. Credit your cash back to a Rogers bill and the effective rate climbs to 3%, on everything, not just at restaurants. Double the official card's warehouse rate, cash back redeemable anytime, and $0 in fees.

Its limits, stated plainly: without a Rogers service it drops to 1.5% and the CIBC can catch it when your restaurants and Costco gas weigh heavily; its accelerated rate is capped at $61,000 a year from August 4, 2026; and its 2.5% FX fee simply does not matter at Costco. As for the $495 Legend, the calculator shows it: on a normal Costco basket it finishes behind both free cards.

The verified facts, card by card

CIBC Costco Mastercard

$0/yr, Costco membership required
Restaurants
3%
Costco gas
3% on the first $5,000/year, then 1%
Other stations and EV charging
2%, same $5,000 slice
Costco.ca
2% on the first $8,000/year, then 1%
Costco warehouse
1%
Everything else
1%
Cash back payout
once a year, in January, as a Costco gift certificate
Minimum income
$15,000

Rogers Red World Elite Mastercard

$0/yr
Cash back
2% everywhere with a Rogers, Fido, Shaw or Comwave postpaid service; 1.5% without
Costco warehouse
same rate as everywhere: 2% or 1.5%
Rogers bill bonus
1.5x, so 3% effective
Cap
accelerated rate capped at $61,000/year from August 4, 2026
Cash back payout
anytime, including to a bank account
Foreign transaction fee
2.5%

Rogers Red World Legend Mastercard

$495/yr, never waivable
Cash back
same rates as the Elite: 2% or 1.5%, 1.5x bonus included
Cap
none, the only exempt Rogers card
Foreign transaction fee
none
At Costco
nothing more than the free Elite, minus $495

How this math is done

The rates, caps and acceptance rules were verified July 10, 2026 against CIBC and Rogers Bank documents and Costco Canada customer service. The calculator counts cash back and annual fees, nothing else; Costco.ca online spend is not modelled separately, and the Costco membership's value stays out of the math since you pay it either way. This is not financial advice; check the terms at the moment you apply.

This page is a Studio Squalli labs demonstration, with no affiliate links and no paid placement. See also the Rogers Legend vs Wealthsimple Privilege duel and the math on the August 4, 2026 Rogers caps.

Sources: CIBC, Costco card page, Costco Canada, accepted payment methods, Rogers Bank, World Elite page.