Fifteen have the 150 metres (492 feet) of prominence to be Real Munros: four in England, six in Wales, and five in Ireland.

Ten have the 600 metres (1,969 feet) in prominence to be P600s, which being over 3,000 ft, makes them "Super-Majors": three in England, three in Wales, and four in Ireland.

The following are a breakdown of Furths by country, and also marking the highest mountain classification grade by prominence (e.g. P600, Mayilyn, Hewitt etc.).

(‡) Have the prominence of over 150 metres (492 ft) to qualify as a Real Monro (these are Marilyns, and/or P600s) There are 13 Furths in Ireland listed by the Scottish Mountaineering Club, which are also referred to as the Irish Munros.

Maolán Bui (centre: 4th from left) (‡) Have the prominence of over 150 metres (492 ft) to qualify as a Real Munro (these are Marilyns, and/or P600s) The DoBIH uses the following codes for the various classifications of mountains and hills in the British Isles, which many of the above peaks also fall into:[15][16]