Pay over time at Plank Mattress

Plank Mattress is a mattress brand making firm, flippable mattresses for back and stomach sleepers. We confirmed Affirm and Shop Pay Installments here.

Ways to pay over time

Options and terms can change and depend on your credit. Confirm at checkout before you accept.

Pay later

Affirm

Minimum purchase
Often $50
APR
0% to 36%
Credit check
Won't affect your score

Checked Nov 10, 2026 The store’s website says it offers Affirm

Store offer, minimum and plan lengths are from Plank Mattress’s website. APR and credit check are Affirm’s general terms.

All Affirm stores and terms

Pay later

Shop Pay Installments

Minimum purchase
$50 for Pay in 4
APR
0% to 36%
Credit check
No impact to apply

Checked Nov 10, 2026 We saw Shop Pay Installments at the store’s checkout

Store offer, minimum and plan lengths are from Plank Mattress’s website. APR and credit check are Shop Pay Installments’s general terms.

All Shop Pay Installments stores and terms

Takes PayPal

PayPal (Pay Later inside PayPal)

Plank Mattress takes PayPal at checkout. We didn't see Pay Later advertised on its site, but for eligible US orders Pay in 4 usually shows inside the PayPal window. Check there before you rely on it.

Checked Nov 10, 2026

PayPal Pay Later terms and stores

What a plan could cost

Example: Plank Essential - Twin / No at $899.00 (price on Nov 10, 2026), paid monthly over 12 months with Affirm financing, where the store offers it.

Shop Pay Installments Pay in 4: 4 payments of $224.75 every 2 weeks, with no interest if you pay on time.

APRMonthlyTotal paidInterest
0%$74.92$899.00$0.00
19.99%$83.27$999.29$100.29
36%$90.32$1,083.78$184.78

For illustration only, before tax and shipping. Your APR depends on your credit and the plan. 0% APR is only possible if the store runs a 0% offer and you qualify.

How to pay over time at Plank Mattress

  1. Add what you want to your cart on plankmattress.com.
  2. At checkout or on the store’s financing page, choose Affirm or Shop Pay Installments. Shop Pay Installments shows as Shop Pay: choose it, then pick installments.
  3. Each one runs its own check. The cards above show which use a soft check and which can affect your credit.
  4. Compare the plans and the total cost, then accept only if the total works for you.

Questions about Plank Mattress financing

Does Plank Mattress offer financing?

Yes. We confirmed Affirm and Shop Pay Installments at Plank Mattress on Nov 10, 2026. Options can change, so check at checkout before you buy.

Will checking my rate at Plank Mattress affect my credit score?

Checking your plans with Affirm does not affect your credit score. If you take a loan, Affirm reports it to Experian, including Pay in 4.

Can I use Affirm in a Plank Mattress store?

We checked online shopping at Plank Mattress only. If the store has physical locations, ask there whether financing is available.

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