There is a signposted circular route around the Island which is about 62 miles.
The isle of wight has beaches all the way around it which I think the perimeter is 75 miles.
It all depends on which route you select, of course. But to give you a general idea there is a signposted 'round the island' cycle route which is 62 miles long (Regional Route 67). Altogether there are over 200 miles of cycle paths/routes on the island.
Isle of Wight's area is 148 square miles (384 square kilometers).
It has an area of about 147 square miles, and is about 26 miles across.
About 150 miles
About 250 miles
About 150 miles.
The shortest distance from the Isle of Wight to the mainland (note: Isle of Wight is part of England) is about 8 km.
7
About 300 miles
512335.86 miles
isle of Wight 148 square miles, Malta 121 square miles