1, Geographical Features: Apennine Peninsula is the largest peninsula in Italy, extending southward from the Po River Plain to the middle of the Mediterranean, and is one of the longest peninsulas in Europe. Italian Peninsula is a relatively small peninsula, located in the northern part of Apennine Peninsula, bordering on tyrrhenian sea and Ligurian Sea.

2. Cultural background: Apennine Peninsula is one of the cradles of Roman Empire and has rich historical and cultural background. The Italian Peninsula is famous for its diverse cultures and picturesque villages, such as Tuscany and umbria.

3. Political Economy: Apennine Peninsula is an important political and economic region in Italy, where many important cities and industries are located. The Italian peninsula has become one of the important political and economic centers in Europe because of its geographical location and historical background. Generally speaking, Italy Peninsula and Apennine Peninsula are different in geography, culture and history, but they are both important parts of the Mediterranean region, with unique charm and value.