The average basket value across UK retail has been under real pressure for some time now.
Grocery inflation cooled through 2024, but that didn’t suddenly make shoppers spend more per visit.
It just meant each item cost a little less, dragging headline figures down with it.
Retailers from Tesco to smaller high street independents have had to get sharper about growing what each customer actually spends in a single trip.
That shift is exactly why bundle pricing tactics have moved from afterthought to core strategy for so many UK retail teams.
What’s Actually Happening to Basket Value in UK Retail
Average basket spend varies wildly depending on the sector.
In UK grocery, Kantar data has tracked average spend per trip hovering around £25 to £30 for supermarket visits, though that number shifts with format.
A Sainsbury’s Local trip looks nothing like a full Asda weekly shop.
Fashion retail sits differently again, with average order values in the £40 to £55 range, although returns erode the real number significantly.
The broader trend is that UK consumers are making more frequent, smaller purchases.
Click-and-collect habits, same-day delivery options, and general cost-of-living caution have all pushed basket sizes down.
That creates a straightforward problem: if your average basket value keeps shrinking, you need more transactions just to hold revenue flat.
And more transactions usually mean more fulfilment cost.
Why Bundles Work Differently Than Straight Discounts
A 20% discount on a single product reduces margin and trains the customer to wait for the next sale.
Bundling does something structurally different.
It increases the number of items per basket while anchoring the customer’s perception around the combined price rather than the individual unit cost.
Take Boots as an example.
Their “3 for 2” on selected beauty and toiletries has been running in various forms for years.
It works because a customer who came in for one shampoo now picks up a conditioner and a body wash.
The per-item price drops slightly, but the basket jumps from £6 to £14.
Boots doesn’t lose on that exchange because the incremental margin on those two extra products more than covers the discount.
This mechanic plays out across sectors.
Meal deal bundles at Tesco, Morrisons, and M&S Food pull sandwich-only shoppers into adding a drink and snack, turning a £3.50 transaction into a £5 or £6 one.
River Island and Next run “complete the look” bundles online, pairing tops with trousers or accessories at a modest combined saving.
Currys bundles laptops with antivirus software, carry cases, and extended warranties, products with high attach margins that rarely sell on their own impulse.
The psychology isn’t complicated.
Shoppers evaluate bundles as a single purchase decision rather than three separate ones, which reduces friction and sidesteps the mental accounting that might otherwise make someone put the second product back on the shelf.
The Numbers Behind Basket Uplift
When bundle pricing is done well, the average basket value in UK retail operations typically lifts between 15% and 30%.
That range is broadly consistent with what ecommerce consultancies report from A/B testing bundle versus non-bundle product pages.
M&S Food’s “Dine In” deal is probably the cleanest large-scale UK example.
It bundles a main, side, dessert, and wine for a set price, usually around £15.
Individually, those products might total £22 to £25.
The customer saves, but M&S wins because the average transaction value for a Dine In shopper is significantly higher than someone who popped in for a ready meal and a bag of salad.
Ocado runs a version of this digitally, suggesting “frequently bought together” bundles at checkout.
Their reported average basket value sits around £115 to £130, substantially above the UK online grocery average.
Part of that is demographic, but the bundled recommendations at cart stage meaningfully contribute to that gap.
Where UK Retailers Get Bundling Wrong
Not every bundle works.
The ones that fail tend to share a few common problems.
Irrelevant pairings kill it fastest.
Bundling a phone case with a kitchen timer because they’re both under £10 doesn’t create perceived value.
The products need a logical connection in the customer’s mind; think complementary use, not just similar price points.
Over-discounting is the second trap.
If the bundle discount is too aggressive, you’re just giving margin away without a meaningful basket size increase.
A 5% to 15% saving on the combined price is usually the sweet spot.
The third issue is visibility.
Plenty of UK retailers build bundles that exist somewhere deep in their ecommerce backend but never surface properly on product pages, category pages, or at checkout.
Tools like Bundly.app have made it easier for smaller retailers to create and surface bundles without needing a dev team to wire everything up.
If the customer doesn’t see the bundle at the moment they’re making a decision, it doesn’t exist.
Physical Stores vs Ecommerce
In-store bundling relies heavily on merchandising and signage.
Marks & Spencer and Waitrose are particularly good at this, using end-of-aisle displays that physically group bundle products together with clear pricing.
The tactile proximity does a lot of the selling.
Online, the mechanics shift toward algorithms and UX.
ASOS uses “shop the look” as a visual bundling tool, while Argos surfaces “customers also bought” suggestions that function as soft bundles.
The most effective ecommerce bundles tend to appear in three places: product detail pages, the mini-cart flyout, and the checkout page itself.
Where it gets interesting is the crossover.
Tesco’s Clubcard Prices effectively function as a bundling incentive.
The more items you buy from promoted lines, the more value you extract from your membership.
It’s not a traditional product bundle, but the behavioural outcome is the same: larger baskets, higher per-visit spend, and stronger customer retention.
What Smaller UK Retailers Can Take From This
You don’t need Tesco’s data science team to bundle effectively.
Independent retailers and smaller ecommerce operators across the UK are running simpler versions with strong results.
A coffee roaster in Bristol bundles a 250g bag with a branded mug and a pack of filters.
A skincare brand bundles a cleanser, toner, and moisturiser as a “starter routine.”
These aren’t complex strategies; they’re just thoughtful pairings at a price that makes the customer feel smart for choosing the bundle over buying piecemeal.
The key is knowing your own numbers.
If your current average basket value sits at £35, a well-constructed bundle should aim to push that toward £45 to £50.
That £10 to £15 uplift, multiplied across hundreds or thousands of transactions per month, is where the real revenue impact compounds.
Track your basket value weekly, not monthly, so you can spot whether bundles are actually shifting behaviour or just cannibalising existing sales.
Looking Ahead
Average basket value in UK retail will keep facing downward pressure from smaller, more frequent shopping habits and tighter consumer budgets.
Retailers who treat bundling as a pricing tactic rather than a one-off promotion are the ones seeing sustained gains.
Pair products that make sense together, price them so the customer and the retailer both win, and put the bundle where people can actually find it.
No grand theory required.
Just practical execution on something most retail teams already know works but rarely commit to properly.
Terry Clark is the Publisher and Content Director of 365 Retail, with more than a decade of experience covering retail design, technology innovations, store openings and the wider retail industry. He also works closely with leading retailers, suppliers, agencies, events and industry awards across the UK.
