Begin with your real requirements
Before comparing individual cars, decide what you actually need. Think about passenger space, boot size, annual mileage, typical journey length, parking, fuel preference and whether an automatic gearbox matters. A car that scores well on paper is not necessarily the best fit for your day-to-day driving.
Compare the total picture
It is easy to sort by price and assume the cheapest car is the best deal. A better comparison looks at several factors together: age, mileage, condition, service history, specification, fuel type and likely running costs. A slightly more expensive car with better maintenance and useful equipment can sometimes make more sense.
Separate essentials from nice-to-haves
Create two short lists. Put non-negotiable features such as number of seats, transmission or ULEZ suitability in the first. Put things such as upgraded audio, heated seats or larger wheels in the second. This prevents attractive extras from distracting you from the basics.
Use comparable examples
When judging price, compare like with like. A high-specification model with full history should not be benchmarked against a lower trim with unknown maintenance simply because they share the same badge and year. Matching engine, gearbox, trim and mileage range gives a fairer picture.
Make the final comparison easy to see
Motavo's Compare tool is designed for exactly this stage. Add the cars you are considering and review the important details together. When differences are visible in one place, it becomes much easier to decide which car deserves a viewing or test drive.