Price Monitor · August 2026 · branded products
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Co-op is on average 37.8% dearer than ASDA

Likely range: Co-op 32.6% to 43.6% dearer.
ⓘIf we had drawn a different but equally fair set of the products both shops sell, the figure would fall inside this range 95 times out of 100. Products of the same brand are drawn together.

Read the other way: ASDA is on average 27.4% cheaper than Co-op (a percentage changes with the shop you start from).

Based on all 851 branded products we compared at both shops. Below are 75 of them, spread across categories by household spending. For the full list, email research@allsupers.co.uk.

Co-op was dearer on 802, cheaper on 31 and the same price on 18 of these 851 products. These counts show direction only; the average above also weighs how large each difference is and each category's share of spending.

Each row is the same branded product at both shops.

How we compare prices

We compare the price per kilo, per litre or per item, so pack sizes do not distort the result. Items sold by the piece are only compared with a similar number of pieces. Prices as of 31 August 2026; where a cheaper promotion was running, we use that price.

How the figure is worked out

For each spending category we average the price differences of the products both shops sell, then combine the categories by their share of household spending. The ranking on the Price Monitor page compares all shops at once, through every other shop as well, so it can differ from this two-shop figure; for these two shops the ranking gives Co-op 38.9% dearer.

The badge shows the price difference per unit for Co-op.

ASDA
Co-op
Co-op 10% cheaper per kg
Co-op 39% dearer per kg
Co-op 46% dearer per kg
Co-op 41% dearer per kg
Co-op 80% dearer per kg
Co-op 50% dearer per kg
Co-op 15% dearer per kg
Co-op 42% dearer per kg
Co-op 21% dearer per kg
Co-op 7% dearer per item
Co-op 48% dearer per kg
Co-op 24% dearer per kg
Co-op 45% dearer per kg
Co-op 9% cheaper per kg
Co-op 32% dearer per kg
Co-op 60% dearer per kg
Co-op 65% dearer per kg
Co-op 42% dearer per kg
Co-op 50% dearer per kg
Co-op 26% dearer per kg
Co-op 20% dearer per item
Co-op 14% dearer per kg
Co-op 65% dearer per kg
Co-op 21% dearer per kg
Co-op 80% dearer per kg
Co-op 33% dearer per kg
Co-op 60% dearer per kg
Co-op 60% dearer per litre
Co-op 29% dearer per litre
Co-op 155% dearer per litre
Co-op 17% dearer per litre
Co-op 2% dearer per kg
Co-op 12% cheaper per litre
Co-op 11% dearer per litre
TrueStart Lightly Caffeinated Instant Coffee 100g
£40.00/kg
100g · £4.00
Co-op 30% cheaper per kg
Co-op 11% dearer per litre
Co-op 15% dearer per litre
Co-op 21% dearer per kg
Co-op 59% dearer per litre
Co-op 33% dearer per kg
Co-op 1% cheaper per kg
Co-op 44% dearer per kg
Co-op 28% dearer per kg
Co-op 137% dearer per kg
Same price per litre
Co-op 6% dearer per item
Co-op 36% dearer per kg
Co-op 3% cheaper per kg
Co-op 19% cheaper per kg
Co-op 23% dearer per kg
Co-op 35% dearer per kg
Co-op 38% dearer per kg
Co-op 125% dearer per kg
Co-op 11% dearer per kg
Co-op 48% dearer per kg
Co-op 90% dearer per kg
Co-op 60% dearer per kg
Co-op 32% dearer per kg
Co-op 29% dearer per kg
Co-op 37% dearer per kg
Co-op 17% dearer per kg
Co-op 32% dearer per kg
Co-op 48% dearer per kg
Co-op 38% dearer per kg
Co-op 4% cheaper per kg
Co-op 37% dearer per kg
Co-op 67% dearer per kg
Co-op 40% dearer per litre
Co-op 6% dearer per item
Co-op 96% dearer per item
Panadol Extra Advance Painkillers, 500mg Paracetamol and 65mg Caffeine Tablets, 16's
£0.22 each
16 pieces · £3.50
Same price per item
Co-op 50% dearer per litre
Co-op 25% dearer per item
Co-op 92% dearer per litre
Same price per litre