The tire is not just an update with a completely redesigned version.
Continental reports that the tire has:
12% Lower rolling resistance.
20% Better puncture protection.
10 Gram lighter.
Among other things, they have obtained by redesigning the tire surface and pattern.
Black Chili Compound is considered by many to be the best rubber compound to date.
The tire has of course been continued with both VectranBreaker (puncture protection), ActiveComfort (shock absorption) and LazerGrip (road grip), all in updated version, to provide the most optimal tire for all types of driving and routes.
Grand Prix 5000 promises more than any other tire has previously dared and as we know Continental they always keep what they promise!
The size is 28 "(700 x 25c) the millimeter measurements are 25-622 mm also called ETRTO.