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Which? finds online price changes of up to £50

Online prices can change even in the same day
Shopping online with a credit card

Safe shopping online with credit cards

Which? has found that online prices can change within the same day on well-known websites such as

Our researchers tracked the prices of 10 products across 11 online shops, 3 times a day for 7 days. We found that if you don’t buy straight away, you could save up to £50.

Which? members can take a look at our survey of 55 to find out the most highly rated by almost 10,000 Which? members. If you’re not a member, subscribe to Which? magazine now to try 3 issues for just £3.

Save up to £50 by checking online prices

On day 4 of our price tracking the Sony Bravia TV we were following was £479.99 on – buying it on day 1 would have cost £50 more. had already knocked £10 off the price of a Canon digital camera at the start of our tracking, but waiting until day 6 meant that we saved another £40. That same day, it raised the price of the Humax PVR we were tracking by £10.

And our Michael Buble CD played price ping pong on It changed the price 3 times in 7 days – at one point within a 3-hour window.

Know your online shopping rights

Which? shopping expert Sarah Dennis says: ‘Under the you can cancel your order any time from placing it up to 8 working days after receiving it, so check the website you’ve ordered from a few days later to see whether cancelling your order could save you money. Given the price changes we’ve seen in our research, a saving of up to £50 could make a real difference.’

Which? reviews allow you to compare prices and features online to help you get the best deal. And to bag a bargain, take a look at our guide for getting discounts on products.

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