Forecast Transparency

One of the questions we get asked most by customers is; ‘How are your values calculated?’

As you can see in the journey above, we mix a mass of data with lots of expertise from our editors.

Through adjustments, analysis and constant reviews and quality checks, our editorial team provide you an independent benchmark for both new and used cars and LCVs.

Find out what our Forecast Data can do for you - visit our Glass's Forecast Data page

Want to give our data a trial run?

Fill in the form below and we'll be in touch to discuss your requirements. Or you can call the team on

0203 897 2500.

How accurate are we?