Name of Vessel (Date of Commissioning)	«Lenin» (1959)	«Arktika» (1975)	«Sibir» (1978)	«Rossiya» (1985)	«Taimyr» (1988)	«Sevmorput» (1988)
Ship Yard	Admiralty Shipyards in Saint-Petersburg	Baltiysky Shipyard, Saint-Petersburg	Baltiysky Shipyard, Saint-Petersburg	Baltiysky Shipyard, Saint-Petersburg	Helsinki Shipyard “Wartsila Marine”; nuclear reactor installed at Baltiysky Shipyard, Saint-Petersburg	Zaliv Shipyard, Kerch
Length Overall, m	134,0	148,0	148,0	148,0	151,8	260,1
Max. Width, m	27,6	30,0	30,0	30,0	29,2	32,2
Water Displacement, t	19420	23000	23000	23000	21000	61 000
Propulsion, MW	32,0	54,0	54,0	54,0	35,0	32,5
Number and Power of Reactors, MW	3х90 (2х159)	2х171	2х171	2х171	1х171	1 х135
Atomic Steam Producing Plant Type	OK-150 (OK-900)	OK-900A	OK-900A	OK-900A	KLT-40M	KLT-40
Speed, knots	18	18	20,6	20,6	18,5	20,8
Endurance of Ship, months	6	7,5	7,5	7,5	7,5	2,5
Icebreaking Capacity, metres	2,0	2,0	2,0	2,0	1,77	1.5

Name of Vessel (Date of Commissioning)	«Sov. Souz» (1989)	«Vaygach» (1990)	«Yamal» (1992)	«50 Let Pobedy»
Ship Yard	Baltiysky Shipyard, Saint-Petersburg	Helsinki Shipyard “Wartsila Marine”; nuclear reactor installed at Baltiysky Shipyard, Saint-Petersburg	Baltiysky Shipyard, Saint-Petersburg	Baltiysky Shipyard, Saint-Petersburg
Length Overall, m	148,0	151,8	148,0	159,6
Max. Width, m	30,0	29,2	30,0	30,0
Water Displacement, t	23000	21000	23000	25168
Propulsion, MW	54,0	35,0	54,0	54,0
Number and Power of Reactors, MW	2х171	1 х171	2х171	2х171
Atomic Steam Producing Plant Type	OK-900A	KLT-40M	OK-900A	OK-900A
Speed, knots	20,6	18,5	20,6	18,6
Endurance of Ship, months	7,5	7,5	7,5	7,5
Icebreaking Capacity, metres		1,77	2,0	2,8