We checked grocery prices every day throughout June to reveal the cheapest - and priciest - UK supermarkets.
Find out which was the cheapest UK supermarket in May 2021. Aldi and Lidl vs the big four: who nabbed the top spot?
Cheap own-brand salted crisps from two leading supermarkets were rated higher than Pipers and Tyrrells our blind taste test.
Find out which was the cheapest UK supermarket in April 2021. Aldi and Lidl vs the Big Four: who nabbed the top spot?
Which is the UK's cheapest supermarket? Which? compares grocery prices at Aldi, Asda, Lidl, Morrisons, Ocado, Sainsbury's, Tesco and Waitrose.
Where can you get the cheapest Cadbury and Maltesers Easter eggs? Which? crunches the numbers (but sadly not the chocolate).
Whether you're shopping for Brancott Estate, Campo Viejo or Gallo wine, we reveal the cheapest supermarket to buy your favourite bottle.
Find out whether Aldi or Lidl was cheapest in February, plus which of the 'big four' supermarkets has the lowest prices - Asda, Morrisons, Sainsbury's or Tesco?
Which was the UK's cheapest supermarket in January 2021? Aldi and Lidl vs the 'big four' supermarkets such as Asda and Tesco: where will you get the best value for money?
Which? has analysed prices at the UK's eight biggest supermarkets to reveal the cheapest. Did Lidl and Aldi beat Asda and Tesco? And where was priciest?