Greece is approximately 131,957 sq km, while Israel is approximately 21,937 sq km, making Israel 16.62% the size of Greece. Meanwhile, the population of Greece is ~10.6 million people (1.9 million fewer people live in Israel).
This to-scale map shows a size comparison of Greece compared to Israel. For more details, see an in-depth quality of life comparison of Israel vs. Greece using our country comparison tool.