[1][3][4][5][6] The Mirage 27 is a small recreational keelboat, built predominantly of fibreglass.

It has a masthead sloop rig, an internally-mounted spade-type rudder and a fixed fin keel.

[3][4] The boat is a derivative of the Perry-designed Mirage 26, modified with a reverse transom and a spade-type rudder.

[1][7][8] The design has a length overall of 27.92 ft (8.5 m), a waterline length of 21.67 ft (6.6 m), displaces 5,200 lb (2,359 kg) and carries 2,200 lb (998 kg) of ballast.

[1][8] In a review Michael McGoldrick wrote, "these are good looking boats with a sensible and comfortable interior.