| (Iwami) | ||
| Displacement | 13,516t normal, 15,300t full load | |
|---|---|---|
| Length | 114.7m wl, 121.0m oa | |
| Width | 23.2m | |
| Draught | 7.9m | |
| Machinery | 2-shaft recipro, 20 boilers, 15,800ihp | |
| Fuel | coal 2000t | |
| Speed | 18kt | |
| Range | 8500nm/10kt | |
| Armour | belt 100-230mm, deck 40-70mm, gun mount 127mm, casemate 127mm, turret 152-280mm, CT 76mm-200mm | |
| Armament | 4-30.5cm/40cal gun (2x2), 6-20cm/45cal gun, 16-8cm/50cal QF gun, 20-47mm MG, 8-37mm MG, 2-45cm TT | |
| Complement | 806 | |
| (Hizen) | ||
| Displacement | 12,700t normal, 12,902t full load | |
| Length | 113.4m pp, 114.0m wl, 117.0m oa | |
| Width | 22.0m | |
| Draught | 7.9m | |
| Machinery | 2-shaft recipro, 24 boilers, 16,000ihp | |
| Fuel | coal 2000t | |
| Speed | 18kt | |
| Range | 8800nm/10kt | |
| Armour | belt 100-230mm, deck 25-75mm, gun mount 127mm, casemate 127mm, turret 230-250mm, CT 250mm | |
| Armament | 4-30.5cm/40cal gun (2x2), 12-15.2cm/45cal QF gun, 20-8cm QF gun, 20-47mm MG, 8-37mm MG, 4-45cm TT | |
| Complement | 796 | |
| (Sagami, Suwo) | ||
| Displacement | 12,674t normal, 13,500t full load | |
| Length | 123.4m pp, 129.2m wl, 132.6m oa | |
| Width | 21.8m | |
| Draught | 8.3m | |
| Machinery | 3-shaft recipro, 30 boilers, 14,500ihp | |
| Fuel | coal 2056t | |
| Speed | 18kt | |
| Range | 10,000nm/10kt | |
| Armour | belt 100-230mm, deck 60mm, gun mount 127mm, casemate 127mm, turret 150-250mm, CT 100-150mm | |
| Armament | 4-25.4cm/45cal gun (2x2), 10-15.2cm/45cal QF gun, 16-8cm QF gun, 4-45cm TT | |
| Complement | 783 | |
| (Tango) | ||
| Displacement | 10,960t normal, 11,400t full load | |
| Length | 103.7m pp, 111.9m wl | |
| Width | 21.0m | |
| Draught | 7.8m | |
| Machinery | 3-shaft recipro, 30 boilers, 14,500ihp | |
| Fuel | coal 2056t | |
| Speed | 18kt | |
| Range | 10,000nm/10kt | |
| Armour | belt 100-230mm, deck 60mm, gun mount 127mm, casemate 127mm, turret 150-250mm, CT 100-150mm | |
| Armament | 4-30.5cm/40cal (2x2), 10-15.2cm/45cal QF gun, 16-8cm QF gun, 4-45cm TT | |
| Complement | 668 | |
| (Iki) | ||
| Displacement | 8440t normal, 9960t full load | |
| Length | 99.9m pp, 101.0m wl | |
| Width | 20.4m | |
| Draught | 7.6m | |
| Machinery | 2-shaft recipro, 16 boilers, 8000ihp | |
| Fuel | coal 1000t | |
| Speed | 16kt | |
| Range | 4900nm/10kt | |
| Armour | belt 360mm, turret 230-250mm, casemate 150mm, deck 60mm | |
| Armament | 2-30.5cm/40cal gun (2x1), 6-15.2cm/40cal gun, 6-12cm/40cal gun, 6-8cm QF gun | |
| Complement | 611 | |
| Name | Plan | Builder | Laid down | Launch | Complete | ||
|---|---|---|---|---|---|---|---|
| Iwami | Rus Galernii | 1900. 6. 2 | 1902. 7.19 | 1904. 9 | Rus Orel | 1905. 5.28 captured 1905. 6. 6 BB1 1905.12.12 BB 1912. 8.28 CD1 1922. 9. 1 disc 1923. 5. 9 Miscellaneous 1924. 7.10 scuttled | |
| Sagami | Rus New Admiralty | 1895.11.21 | 1898. 5.19 | 1901. 6 | Rus Peresviet | 1904.12. 7 Sunk 1905. 1. 2 captured 1905. 8.22 BB1 1905.12.12 BB 1912. 8.28 CD1 1916. 4. 4 To Rus (Peresviet) 1917. 1. 4 Sunk | |
| Suwo | Rus Baltic Wks | 1898. 8. 1 | 1900. 5.24 | 1902.10 | Rus Pobieda | 1904.12. 7 Sunk 1905. 1. 2 captured 1905.10.25 BB1 1905.12.12 BB 1912. 8.28 CD1 1922. 4. 1 Miscellaneous 1922. 7.13 Capsized 1922. 9.25 scuttled | |
| Hizen | USA Cramp | 1898.12 | 1900.10.23 | 1902. 3.25 | Rus Retvisan | 1904.12. 6 Sunk 1905. 1. 2 captured 1905. 9.24 BB1 1905.12.12 BB 1921. 9. 1 CD1 1923. 9.20 disc 1924. 7.25 scuttled | |
| Tango | Rus New Admiralty | 1892. 5. 1 | 1894.11. 6 | 1898 | Rus Poltava | 1904.12. 5 Sunk 1905. 1. 2 captured 1905. 8.22 BB1 1905.12.12 BB 1912. 8.28 CD1 1916. 4. 4 To Rus (Chesma) 1922 BU | |
| Iki | Rus Galernii | 1886. 7.23 | 1889. 6. 1 | 1892 | Rus Imperator Nikolai I | 1905. 5.28 captured 1905. 6. 6 BB2 1905.12.12 CD1 1915. 5. 1 disc 1915.10. 3 scuttled |