Greece vs Italy

Greece is cheaper: $1,468/mo against Italy's $1,918/mo. Greece is cheaper than 26 of 41 European countries; Italy is pricier than 25 of 41 European countries.

Italy is safer: 2.3/5 against Greece's 1.8/5. Greece is less safe than 39 of 41 European countries; Italy is less safe than 32 of 41 European countries.

Italy scores higher on mobility: 2.9/5 against Greece's 2.8/5. Greece is harder to get around than 24 of 41 European countries; Italy is harder to get around than 21 of 41 European countries.

Greece scores higher on culture: 3.5/5 against Italy's 3.5/5. Greece is richer in culture than 24 of 41 European countries; Italy is richer in culture than 23 of 41 European countries.

Greece's passport reaches 105 destinations visa-free to Italy's 101 — Greece opens more doors without a visa. Passport strength shifts over years of naturalisation, not months of planning, so it's a long-horizon footnote — not scored in the tally.

Italy is better connected: 225M passengers/yr against Greece's 77M passengers/yr. Greece is busier than 62 of 87 countries worldwide; Italy is busier than 79 of 87 countries worldwide. Greece sees ~7 air passengers per resident a year; Italy sees ~4 air passengers per resident a year — a derived figure, not itself ranked.

Greece runs -6°C to 37°C for most people; Italy runs -5°C to 36°C for most people. Alexandroupoli runs colder, at -14°C; Bolzano runs colder, at -17°C. Depends on you — which range fits your tolerance is the real question here, not a score.