1. Itinerary: If you like to see scenic spots, such as island scenery and historical and cultural attractions, Zhoushan is a good choice, because there are many famous islands, coastal cities and tourist attractions, such as Putuo, Peach Blossom Island and shenjiamen. But if you prefer to enjoy the beach, sea fishing and other marine activities, then sunshine is a better choice, because there are many famous beaches and seaside attractions, such as Wulian Mountain, Jiuxian Mountain and Aquarium.
2. Transportation: If you like go on road trip, sunshine may be more suitable for you, because the distance between cities is closer and the transportation is more convenient. But if you prefer to take public transportation, Zhoushan is a better choice, because it has many famous scenic spots and tourist routes, and public transportation is relatively developed.
3. Accommodation: In terms of accommodation, Rizhao and Zhoushan have rich accommodation options, including luxury hotels, resorts and homestays. However, it should be noted that in the tourist season, the accommodation prices in both destinations may be higher. Therefore, booking in advance and choosing suitable accommodation can better control the travel budget.
To sum up, Rizhao and Zhoushan have their own characteristics, depending on your travel needs and personal preferences. Both have their own advantages and disadvantages in terms of itinerary, mode of transportation and accommodation.