Hazard Perception Test

Practise with all the DVSA revision hazard perception clips as many time as need to get the perfect score.

1Hazard Perception Test

  • Start the video by pressing the "start" -button.
  • Press the "Hazard!" -button when you see a developing hazard.
  • Do not press too many times or the system may stop recording your reactions.
  • When you press the "Hazard!" -button, a marker appears at the point where you pressed
  • At the end of the video, select "Show solution" and you see a time frame when the hazard appeared in the video
  • The number on the time frame displays the available score in each point, if you reacted to a hazard at the point where the number 5 is, you got full 5 points.
  • If you react to a hazard too early or too late (not inside the time frame), you get 0 points.
  • (In the live test, there is no "Hazard!" -button, just press somewhere over the video and your response is recorded.)
  • To have a smooth video playback, make sure your internet connection is at least 1mbps




Hazard perception test explained

Hazard perception test is an important part of the UK Theory test which aims to evaluate how well a learner driver is able spot and react to a hazardous situation on the road. Noticing a potential hazard early enough is a crucial skill that each driver must develop. Good hazard perception helps prevent road accidents and save lives.

This part of theory test is usually regarded as the most difficult. It is crucial to practise mock hazard perception clips in order to understand how the test works and what is expected of you on the real test day. This site offers preparation material and hazard perception clips licenced by DVSA (the people who set the actual test). This means that the material is very close to the actual test.

What is the Hazard Perception test?

The Hazard perception test (for car and motorcycle drivers) consists of 14 video clips of typical road situations and features 15 developing hazards. This means that 13 video clips contain one developing hazard, while one clip contains two hazards. Depending on your ability to spot a developing hazard on time, you may score up to 5 points per hazard. The pass mark for car and motorcycle hazard perception test is 44 out of 75 points.

Hazard perception test for lorry, bus and coach drivers will contain 19 video clips with 20 developing hazards to be spotted. The pass mark is 67 out of 100 points.

How to prepare for Hazard Perception test?

The best way to prepare for Hazard Perception test part is to practise recognising developing hazards with DVSA CGI revision clips. On this website you can purchase full access to all hazard perception clips that DVSA has created for practising purposes. This means that our clips are licensed by DVSA and are specifically designed to prepare you for the hazard perception part. You can practise these clips as many times as you need and master your skills of noticing developing hazards on time. Remember that you can press more than once or twice. You will not be penalised if you press on some of the potential hazards as well. However, pressing too many times may cause a warning message to appear and result in a zero score for that clip.