There is no time difference between Berlin and Rome. Both cities use Central European Time (CET/CEST, UTC+1/+2). When it's 12:00 PM in Berlin, it's also 12:00 PM in Rome.
Both cities observe daylight saving time on the same schedule, so they remain synchronized year-round.
Any time works! Since both cities share the same timezone, you can schedule calls during standard business hours (9:00 AM - 6:00 PM) without any time conversion needed.
Berlin and Rome are two of Europe's most important capitals with deep historical connections. Germany and Italy are both founding members of the EU and major trading partners. Direct flights connect the cities in about 2 hours.