Technology

Amazon’s Black Friday sales start today
As Amazon launches two weeks of Black Friday sales, Which? tells you everything you need to know

Amazon Kindle vs Kobo – who makes the best ebooks?
We've tested the latest ebook readers from Amazon and Kobo - find out which ebooks rise to the top to earn our Best Buy recommendation.

Which? helps you find the best laptop this Black Friday
All the laptops on sale at John Lewis, Currys/PC World and Argos have been reviewed by Which?. See the laptops to buy - and avoid - this Black Friday.

Which? reveals two of the best TVs this year
Our latest TV testing crowns two big-scoring Best Buys and unveils two TVs to avoid.

Fitness tracker tests reveal best and worst ever
The latest Which? testing reveals the best and worst-scoring fitness tracker models we've seen so far.
Unlocking your phone is now free – should you do it?
Find out how unlocking your phone can save you money and make it worth more when you sell it.

First Which? Don’t Buy sat nav app uncovered
Which? reveals test results for five new sat navs and sat nav apps, including free apps and a model with a built-in dash cam.
Which tech has the best battery life?
For tech that just keeps going, we tell you the mobile phone, tablet, laptop, Bluetooth speaker and wireless headphones with the best battery.

The best call-blocking cordless phones
Are nuisance calls driving you nuts? Our latest tests uncovered some brilliant call-blocking cordless phones, as well as ones to avoid.

Would you buy a gold printer?
The blinged-up Canon MG7753 printer features in our latest printer reviews – is it all style and no substance? We test the Canon MG7753 printer to find out.