Choosing a used family car: space, safety and sensible running costs
6 min read · Updated 1 September 2026
A good family car is the one that swallows the buggy, survives the mess, keeps everyone safe and doesn't cost a fortune to run. Badge matters far less than fit. Here's how to choose.
Prioritise the boot and the back seats
Measure your life, not the brochure. If you run a pushchair, check it fits the boot with the parcel shelf in place. If you fit child seats, try them in the actual car — Isofix points, door aperture and rear-seat width vary a lot between models that look similar on paper.
Which body style?
Estates offer the most usable boot for the money and drive like a normal car. SUVs sit higher for easier child-seat loading and feel roomy, though they can cost a little more to buy and run. A larger hatchback can be plenty for smaller families and is the cheapest to run of the three.
Safety and running costs
Look for a strong independent crash-test rating for the car's era, and features like autonomous emergency braking where available. Then sanity-check insurance group and fuel economy — a family car earns its keep over years, so a slightly dearer but efficient, cheap-to-insure model often wins overall.
Frequently asked
SUV or estate for a family?
An estate usually gives more boot space per pound and is cheaper to run; an SUV makes loading child seats easier thanks to the higher seating position. Try both with your actual gear before deciding.