43% Walk Away as BNPL Basket Size Battle Moves Upstream

43% of consumers abandon a purchase when BNPL is unavailable, which means BNPL basket size is no longer just a checkout metric. It’s becoming a merchandising question.

That is the sharpest signal in PYMNTS Intelligence research with PayPal, according to PYMNTS. The data points to a shift retailers can’t treat as cosmetic: shoppers are weighing installment options while they compare products, not only after they’ve decided to pay.

BNPL Is Turning Product Discovery Into a Credit Decision

Buy now, pay later has moved upstream. The old model was simple: show BNPL beside cards, wallets and other payment options at checkout. The newer model is more aggressive. Show installment pricing on product pages, category pages and carts, while shoppers are still deciding what feels affordable.

That changes the psychology of the purchase. A higher-priced item can look less intimidating when the shopper sees the payment split before they’ve ruled it out. The merchant is not only offering flexibility. It is using financing visibility to keep the shopper engaged with products they might otherwise skip.

The source data supports that read. 81% of consumers spend more when using BNPL, while 42% choose a lower-cost product or service when flexible payments aren’t available. That is the core of the BNPL basket size story: early financing prompts don’t just rescue abandoned carts. They can shape what goes into the cart in the first place.

XOOMAR analysis: this puts BNPL closer to product merchandising than payments processing. Once installment messaging appears next to price, reviews and shipping promises, it becomes part of the persuasion layer. That’s powerful for merchants. It also raises the harder question: when does helpful affordability framing become a nudge toward spending more than planned?

The Numbers Behind Early BNPL Visibility and Bigger Shopping Carts

The strongest merchant-side number in the PYMNTS article is 4.4%. Merchants using upstream messaging and Pay Later button placement recorded a 4.4% increase in overall sales, based on PayPal data cited in the report.

That number matters because it isolates visibility. The point is not merely that BNPL exists. It is that shoppers see it before the final payment step.

Several other figures explain why early BNPL placement can lift basket size:

• Abandonment: 43% of consumers abandon a purchase when BNPL is unavailable.
• Spending: 81% spend more when using BNPL.
• Trade-down risk: 42% choose a lower-cost product or service when flexible payments aren’t offered.
• Merchant choice: 38% say BNPL availability affects where they order food delivery.
• Travel choice: 37% say it affects travel bookings.
• Younger travel shoppers: 62% of millennials and 49% of Generation Z consumers say BNPL availability affects their choice of travel merchant.

The behavioral mechanics are straightforward. Installment pricing lowers the visible upfront burden. It makes premium products feel more reachable. It can reduce hesitation at the exact moment shoppers are comparing price and value.

That effect should be strongest in categories where shoppers deliberate before committing. The supplied source specifically names food delivery and travel as areas where BNPL affects merchant choice. The broader logic also applies to any category where shoppers compare alternatives before buying, but the source does not provide category-level data beyond those examples.

From Checkout Button to Merchandising Tool: How BNPL Changed Its Role

BNPL’s role has changed because the point of influence has changed. Checkout is late. Product discovery is early.

A shopper who sees “pay later” only after reaching the payment screen has already made most of the decision. A shopper who sees installment options while browsing may make a different decision entirely.

This is where BNPL starts to resemble older retail financing tactics, such as store cards, layaway and promotional credit. The difference is speed and placement. Modern BNPL can appear inside the digital shopping flow, tied to specific products and cart values, without requiring a separate in-store conversation or a delayed approval path.

Execution still matters. PYMNTS reports that 81% of consumers describe BNPL as convenient or very convenient, yet 79% abandon BNPL checkouts at least occasionally because of friction. The cited pain points include lengthy approval processes, confusing payment terms and repeated data entry.

That is a warning for merchants chasing higher BNPL basket size. A visible installment offer can pull a shopper deeper into the purchase. A clumsy approval flow can still lose them.

Retailers, Payment Firms and Shoppers Don’t Get the Same Deal

Retailers see the cleanest upside. Earlier BNPL messaging can lift sales, reduce trade-down behavior and make higher-priced items easier to consider. The 4.4% sales increase from upstream Pay Later placement gives merchants a concrete reason to test where BNPL appears, not just whether it appears.

Payment firms also gain influence when BNPL moves upstream. If a provider’s button or installment message appears during product discovery, that provider is no longer confined to the final payment page. It becomes part of the shopping interface.

Consumers get clearer cash-flow choices. That is real value, especially when payment terms are easy to understand and the approval path is not painful. But the same data that makes BNPL attractive to merchants should make shoppers more alert. If 81% of BNPL users spend more, affordability cues are doing more than informing. They are influencing.

Related XOOMAR coverage on BNPL’s financial perimeter includes Klarna US Banking License Bid Threatens Partner Banks and Klarna Bank USA Bid Pulls BNPL Giant Into Banking Test. Those pieces sit next to this issue rather than inside it: as BNPL becomes more embedded in shopping, the business model around installment credit deserves closer scrutiny.

Regulators and consumer advocates will likely care most about disclosure and repayment risk. That is XOOMAR analysis, grounded in the PYMNTS finding that confusing terms already contribute to checkout abandonment. If shoppers don’t understand the terms, the conversion gain becomes a governance problem.

Early Financing Prompts Could Rewrite E-Commerce Design

BNPL placement may become as carefully managed as price display, shipping labels, ratings and discount badges.

The practical merchant question is no longer “Do we offer BNPL?” It is: where does BNPL appear, for which products, and at what point in the shopping journey?

Product pages could give installment amounts more visual weight. Carts could show how adding or removing items changes payment size. Category pages could make higher-priced products feel less out of reach by presenting installment costs alongside full prices.

There are trade-offs. Larger carts can raise revenue, but merchants still have to weigh payment provider fees, returns, failed approvals, checkout friction and customer lifetime value. PYMNTS also reports that 57% to 87% of consumers across spending categories say BNPL availability strongly influences where they shop regularly, while PayPal says 74% of global purchases made through its Pay Later option come from repeat buyers.

That repeat-buyer figure is important. It suggests BNPL is not just a one-time conversion tactic. Used well, it can become part of the customer relationship.

The shopper takeaway is simpler: installment prompts are not neutral decorations. They are affordability cues placed inside the buying path. Treat them like discounts or urgency labels, useful information, but also part of the sales architecture.

The Next BNPL Fight Starts Before Checkout

The next phase of BNPL competition will center on placement. The firms that win won’t be the ones that merely approve payments at the end. They’ll be the ones merchants trust to influence purchase intent before the cart is built.

Evidence that would strengthen this thesis: more retailers reporting sales lift from product-page BNPL messaging, more repeat purchase data tied to Pay Later users, and lower abandonment from cleaner approval flows.

Evidence that would weaken it: shoppers ignoring early installment prompts, merchants finding that provider fees or returns offset larger baskets, or regulators forcing installment prices to appear less prominently beside full prices.

For now, the PYMNTS and PayPal data points in one direction. BNPL basket size rises when shoppers see flexible payments early, and that turns a payment option into a retail strategy.

Disclaimer: This XOOMAR analysis is for informational and educational purposes only. It is not financial, investment, legal, tax, or professional advice. It does not provide buy, sell, hold, price-target, portfolio, or personalized recommendations. Verify information independently and consult qualified professionals before making decisions.

The Bottom Line

• BNPL is influencing product selection earlier in the shopping journey, not just checkout completion.
• Retailers may boost basket size by showing installment pricing before consumers rule out higher-priced items.
• The strategy raises questions about whether affordability messaging encourages shoppers to overspend.