Hazard perception

Here you can find all the information you need for the UK hazard perception test.

What is a hazard perception test?

Hazard perception test is the second part of UK theory test. Hazard perception test is same for all driving licence classes, but the amount of video clips and pass mark differs in each licence classes.

How the hazard perception test works?

  1. At first, you'll be shown a short clip about how it works
  2. Then you will see 14 CGI hazard clips (computer generated imagery CGI)
  3. Each hazard test video clip contains usually 1 developing hazard, but there is one clip which contains 2 hazards
  4. When you notice a developing hazard, you need to click/give your response as soon as possible. The earlier you give your response, the higher score you will get
  5. Remember to give your response as soon as you see the hazard!

The Pass mark for hazard perception test is 44/75 (Car and motorcycle).

3 things you need to know to pass your hazard perception test 

1. Practise with the official DVSA revision CGI clips

There are number of websites and mobile apps which offers hazard perception tests. When you pick one of them, make sure it has the CGI hazard perception videos. CGI means that the videos are computer animations, not filmed from real life. See the difference in this picture below:

On the left, you can see a screenshot from the old hazard perception video clip. On the right you see a screenshot from the CGI video clip. 

You can find all the DVSA hazard perception CGI revision clips from theorytest.org

2. Do not click too many times

If you give your answer too many times, you will score 0.

3. React early to a potential hazard


Theory test


Watch these hazard perception test videos and you know much more



What is a developing hazard?

Developing hazard in a hazard perception video is something that may result in you having to take action. The action could be like changing speed or direction. Most important rule is to give your response as soon as you see it. And do not try to give many responses in a row, then you will score zero.

Hazard perception test online

Hazard test online can be very useful when you are preparing to official UK theory test. You can find many official and some unofficial tests from the internet, select carefully the best ones and practice with them. Our recommendation is to use the official DVSA hazard perception clips (revision). You can find them from www.theorytest.org

How to define good hazard perception skills?

If a driver has a good hazard perception skills, it means for example:

  • Planning well a head
  • Recognising potential hazards
  • Reacting early to potential hazards
  • Keeping a safe distance from other vehicles
  • Driving at a safe speed
  • Slowing down is required

So what is a hazard? Basically hazard is anything that increases your risk of having a crash. Vehicles stopping ahead of you. Other vehicles at intersections. Curves in the road or different road surfaces. Motorcyclists. Pedestrians. etc.