TABLE I
BRITISH BATTLESHIPS
| Armour | ||||||||||||||
| Ships | Programme | Designed load displacement | Speed | Fuel capacity | Main and secondary guns | Submerged torpedo tubes | Main belt | Upper belt | Belt at bow | Belt at stern | Secondary gun battery armour | Turret front plates | Protective decks | Remarks |
| Year | Tons | Knots | Tons | |||||||||||
| “Royal Sovereign” Class (5) | 1913–14 | 25,750 | 21.5 | 3,400 | 8, 15″ 14, 6″ | 4 | 13″ | 6″ | 4″ | 4″ | 6″ | 13″ | 1″ to 4″ | Side armoured up to upper deck and secondary battery above that. |
| “Queen Elizabeth” Class (5) | 1912–13 | 27,500 | 25.0 | 3,400 | 8, 15″ 12, 6″ | 4 | 13″ | 6″ | 4″ | 4″ | 6″ | 13″ | 1″ to 3″ | Ditto |
| “Iron Duke” Class (4) | 1911–12 | 25,000 | 21.0 | 4,300 | 10, 13″.5 12, 6″ | 4 | 12″ | 9″ and 8″ | 4″ | 4″ | 6″ | 11″ | 1½″ to 2½″ | Ditto |
| “King George V.” Class (3) | 1910–11 | 23,000 | 21.0 | 4,000 | 10, 13″.5 12, 4″ | 2 | 12″ | 9″ and 8″ | 4″ | 2½″ | nil | 11″ | 1½″ to 4″ | Side armoured up to upper deck. |
| “Orion” Class (4) | 1909–10 | 22,500 | 21.0 | 4,100 | 10, 13″.5 13, 4″ | 2 | 12″ | 9″ and 8″ | 4″ | 2½″ | nil | 11″ | 1½″ to 4″ | Ditto |
| Canada | Emergency War Programme | 28,000 | 22.75 | 3,800 | 10, 14″ 12, 6″ | 4 | 9″ | 7″ and 4½″ | 4″ | 4″ | 6″ | 10″ | 1½″ to 4″ | Side armoured up to upper deck and secondary battery above that. |
| Erin | Ditto | 23,000 | 21.0 | 2,800 | 10, 13″.5 16, 6″ | 3 | 12″ | 9″ and 8″ | 4″ | 4″ | 5″ | 11″ | 1½″ to 3″ | Ditto |
| Agincourt | Ditto | 27,500 | 22.0 | 3,800 | 14, 12″ 20, 6″ | 3 | 9″ | 6″ | 4″ | 4″ | 6″ | 12″ | 1″ to 1½″ | Ditto |
| “Hercules” Class (3) | 1909–10 | 20,000 | 21.0 | 3,700 | 10, 12″ 12, 4″ | 2 | 11″ | 8″ | 2½″ | 2½″ | nil | 11″ | 1½″ to 4″ | Side armoured up to main deck only. |
| “St. Vincent” Class (2) | 1907–8 | 19,250 | 21.0 | 3,700 | 10, 12″ 13, 4″ | 2 | 10″ | 8″ | 2″ | 2″ | nil | 11″ | ¾″ to 3″ | Ditto |
| “Bellerophon” Class (3) | 1906–7 | 18,600 | 21.0 | 3,500 | 10, 12″ 12, 4″ | 2 | 10″ | 8″ | 6″ | 5″ | nil | 11″ | ¾″ to 3″ | Ditto |
| Dreadnought | 1905–6 | 17,900 | 21.0 | 4,000 | 10, 12″ | 4 | 11″ | 8″ | 6″ | 4″ | nil | 11″ | ¾″ to 3″ | Ditto |
TABLE II
BRITISH BATTLE CRUISERS
| Armour | ||||||||||||||
| Ships | Programme | Designed load displacement | Speed | Fuel capacity | Main and secondary guns | Submerged torpedo tubes | Main belt | Upper belt | Belt at bow | Belt at stern | Secondary gun battery armour | Turret front plates | Protective decks | Remarks |
| Year | Tons | Knots | Tons | |||||||||||
| Tiger (1) | 1911–12 | 28,500 | 29.0 | 6,800 | 8, 13″.5 12, 6″ | 2 | 9″ | 6″ | 4″ | 4″ | 6″ | 9″ | 1″ to 3″ | Side armoured up to upper deck and secondary battery above that. |
| “Lion” Class (3) | 1909–10 | 26,350 | 28.0 | 4,600 | 8, 13″.5 15, 4″ | 2 | 9″ | 6″ | 4″ | 4″ | nil | 9″ | 1″ to 2½″ | Side armoured up to upper deck. |
| “New Zealand” Class (3) | 18,800 | 26.0 | 4,000 | 8, 12″ 14, 4″ | 2 | 6″ | 4″ | 4″ | nil | 7″ | 1″ to 2½″ | Side armoured up to main deck. | ||
| “Inflexible” Class (3) | 1905–6 | 17,250 | 25.0 | 3,800 | 8, 12″ 12, 4″ | 4 | 6″ | 4″ | nil | nil | 7″ | ¾″ to 2½″ | Ditto | |
TABLE III
GERMAN BATTLESHIPS
| Armour | ||||||||||||||
| Ships | Programme | Designed load displacement | Speed | Fuel capacity | Main and secondary guns | Submerged torpedo tubes | Main belt | Upper belt | Belt at bow | Belt at stern | Secondary gun battery armour | Turret front plates | Protective decks | Remarks |
| Year | Tons | Knots | Tons | |||||||||||
| “König” Class (4) | 1911–12 | 25,390 | 23.0 | 4,200 | 10, 12″ 14, 5″.9 | 5 | 14″ | 10″ | 6″ | 6″ | 8″ | 14″ | 2½″ to 3″ | Side armoured up to upper deck and secondary battery above that. |
| “Kaiser” Class (5) | 1909–11 | 24,410 | 21.0 | 3,700 | 10, 12″ 14, 5″.9 | 5 | 13″.75 | 9″ | 7¾″ | 7¾″ | 7¾″ | 11¾″ | 1½″ to 4″ | Ditto, but at after end side only armoured up to main deck. |
| “Heligoland” Class (4) | 1908–9 | 22,440 | 20.5 | 3,100 | 12, 12″ 14, 5″.9 | 6 | 11″.75 | 7¾″ | 7¾″ | 7¾″ | 7¾″ | 11¾″ | 1½″ to 2¾″ | Side armoured up to main deck and secondary battery above that. |
| “Nassau” Class (4) | 1907–8 | 18,600 | 20.0 | 2,800 | 12, 11″ 12, 5″.9 | 6 | 11″.75 | 7¾″ | 6″ | 4″ | 6½″ | 11″ | 2″ to 4¾″ | Ditto |
TABLE IV
GERMAN BATTLE CRUISERS
| Armour | ||||||||||||||
| Ships | Programme | Designed load displacement | Speed | Fuel capacity | Main and secondary guns | Submerged torpedo tubes | Main belt | Upper belt | Belt at bow | Belt at stern | Secondary gun battery armour | Turret front plates | Protective decks | Remarks |
| Year | Tons | Knots | Tons | |||||||||||
| “Derfflinger” Class[H] | 1911–12 | 26,180 | 28.0 | 5,600 | 8, 12″ 14, 5″.9 | 4 | 12″ | 8″ | 5″ | 5″ | 7″ | 11″ | 1″ to 3.2″ | Side armoured up to upper deck with secondary battery above that. |
| Seydlitz | 1910–11 | 24,610 | 26.75 | 3,700 | 10, 11″ 12, 5″.9 | 4 | 11¾″ | 8″ | 4″ | 4″ | 6″ | 10″ | 1″ to 3¼″ | Ditto |
| Moltke | 1908–9 | 22,640 | 27.25 | 3,200 | 10, 11″ 12, 5″.9 | 4 | 11″ | tapering | 4″ | 4″ | 5″ | 10″ | ? same as Seydlitz | Ditto |
| Von der Tann | 1907–8 | 19,100 | 26.0 | 2,900 | 8, 11″ 10, 5″.9 | 4 | 9¾″ | Ditto | 4″ | 4″ | 5″ | 9″ | ? same as Seydlitz | Side armoured up to main deck with secondary battery armoured to upper deck. |
[H] Lutzow was similar.
TABLE V
Comparison of weight of armour in British and German ships of the same date. N. B.—The German figures are approximate.