Will changing away from runflat tyres help the ride comfort on my BMW?

I have owned a BMW 320i XDrive from new in 2016. I have always found the ride to be noisy and hard but enjoyed the sharp steering and power response. The car has done 25000 miles and I anticipate the original...

If I change from 20-inch to 18-inch wheels will this improve ride comfort?

I have recently purchased an Audi A7 on 20-inch wheels. If I replace the wheels for 18-inch wheels would I achieve a greater level of comfort? Would you recommend run flat tires on 18-inch wheels?

Is a harsh ride caused by sport suspension or tyres?

I've just bought a new SEAT Alhambra 2.0-litre diesel auto in SEL spec. It has 225/50 R17 self sealing tyres. The ride around town is very harsh and we feel every bump. Is it the sport suspension causing...

Should I change the runflats for conventional tyres on my 3 Series Tourer?

Do you think it would be worthwhile spending about £300 for normal type tyres to replace the current run-flat equivalents on a BMW 3 Series Tourer in an endeavour to obtain a softer ride? We are now in...