‘Like the shift from wooden spars to alloy spars after the Second World War, we are moving to carbon spars and composite boat rigging for cruising boats,’ says well-known surveyor…

Spot Gen 4, Satellite messenger

We test the Spot Gen4 satellite messenger which can send check in and customised messages or distress signals at the touch of a button

A Sadler 29 which has electric propulsion installed

Would you make the switch? We ask two sailors who have looked at how the real-world numbers stack up on electric propulsion but have reached different conclusions