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K-1
Tier XSubmarineussrU.S.S.R.EliteCommonGlobal

K-1

WoWS World of Warships U.S.S.R. Submarine · Tier X

Main Battery
100 mm/51 B-24PL Model 1936
2 turrets × 1 barrels
Range 6 km
Torpedoes
Torpedo Tubes: Bow Group
6 launchers × 1 tubes
Range 9 km
Torpedoes
Torpedo Tubes: Stern Group
4 launchers × 1 tubes
Range 9 km

Specifications

K-1 Win Rate & Combat Stats

Sample of 453.6K players · as of 2026-08-06
ServerBattlesWin rateAvg damage
EU
152.6K
51.07%
#5 of 14
43,400
#7 of 14
ASIA
103.5K
51.31%
#5 of 14
49,249
#4 of 14
NA
63.5K
51.91%
#4 of 14
42,085
#7 of 14

Averages from our own crawled player sample, not official server-wide data. The sample skews toward active clan players, so its overall win rate runs about 1 point above the true server average. Battle counts are career totals and include games played before this ship’s past balance changes.

Survivability

Hit Points19,000
#8 of 13
Group avg 20,615
0
Main Belt Armor25 mm
Bow / Stern Armor19 mm
Ship Length97.8 m
Ship Width7.4 m

Main Battery

Main Guns2 × 1
Caliber100 mm
Firing Range6.0 km
#6 of 8
Group avg 8.6 km
Reload Time5.0 s
Rotation Time18.0 s
Max Dispersion36 m
Sigma2.00
Shell Types
SAP Shell
Damage2,200
Shell Velocity804 m/s
Overmatch Threshold7.0 mm
Ricochet Angle80° / 85°
Normalization45°
Fuse Threshold25 mm
Air Drag0.4127
Flight Time4.05 s
DPM52,800
#5 of 8
Group avg 56,014

Torpedoes

Torpedo Tubes10
Speed70 knots
Range9.0 km
#11 of 13
Group avg 11.4 km
Damage4,600
#13 of 13
Group avg 12,197
Alpha Damage12,000
Splash Damage600
Flood Chance23%
Detectability2.00 km
Reload Time47.0 s
#6 of 13
Group avg 56.5 s
180° Rotation15.0 s
Arming Time0.1 s
Resurface Distance13.33 m
Spread Angle2.5° / 2.5°
Torpedo Caliber533 mm
Tube Module HP1,200
Loaders2
Fuse Depth0.14 m

Maneuverability

Max Speed37.0 knots
#1 of 13
Group avg 29.2 knots
Turning Radius540 m
#10 of 13
Group avg 495 m
Rudder Shift Time6.8 s
Engine Power8,400 hp
Displacement2,110 t
Power-to-Weight3.98 hp/t

Submarine Maneuverability

Max Speed (Periscope)37.0 knots
Max Speed (Deep)16.0 knots
#8 of 13
Group avg 19.9 knots
Surface/Dive Speed2.4 m/s
Horizontal Rudder Shift Time24.08 s
Battery Capacity210 s
#9 of 13
Group avg 235 s
Battery Recharge Rate1.50 /s

Concealment

Max Surface Detection6.30 km
#11 of 13
Group avg 6.05 km
Min Surface Detection5.67 km
Air Detection2.26 km
Submarine Detection2.26 km

Consumables

Slot 1
Damage Control Party
Damage Control Party
Slot 2
Hydrophone
Hydrophone
Slot 3
Submarine Surveillance
Submarine Surveillance

K-1 Change History

    • NerfTorpedo launcher reload time43 47 s
    • NerfAlternative torpedo range13.5 11.5 km

    Detectability range by sea increased: 7.7 to 8.0km

    • All other detectability ranges adjusted accordingly

    "Ship-a-day-Helfrich" talent parameters changed

    • Amount of damage required to trigger40,000 50,000
    • Bonus to main battery shell damage3.2 1.97 %

      up to 6% at max stacks

    • Bonus to squadron bomb damage and airstrike bomb damage3.2 1.97 %

      up to 6% at max stacks

  1. Sonar parameters changed - Researchable sonar

    • Nerfreload time6 15 s
    • NerfRange10 9 km
    • BuffPing velocity600 800 m/s

    Torpedo parameters changed · Researchable Acoustic torpedoes

    • NerfRange10 9 km
    • NerfArming distance270 400 m
    • Speed reduced: 78 to 70 knots
    • Buffdetectability range2.1 2 km

    Torpedo parameters changed · Researchable Alternative torpedoes

    • NerfArming distance270 400 m
    • Speed increased: 72 to 75 knots
    • BuffDamage14,600 16,800

    Torpedo parameters changed

    • Like we already discussed in our previous publication, all submarine torpedoes will deal reduced damage within the first few kilometers traveled. For the first 2.9km, they will only deal 10% damage, while from 2.9km to 3km, their damage will scale up to 100% linearly, avoiding scenarios where a single-meter difference could result in drastically different damage.
    • Dive Capacity reduced: 250 to 210 units
    • Dive Capacity recharge rate increased: 0.8 to 1.5 units/s
    • Underwater speed reduced: 18 to 16 knots
    • Nerfmaximum dive and ascent speed2.9 2.4 m/s
    • Acceleration parameters improved. The ship now reaches full engine power sooner, with settings similar to destroyers

    Surface detectability range increased: 6.1 to 6.3km

    • All other detectability ranges adjusted accordingly

    Submarine Surveillance consumable parameters changed

    • Buffaction time30 40 s
    • Nerfcooldown time60 90 s
    • NerfSubmarine detection range10 9 km

    Damage Control Party consumable changed to Fast Damage Control Team with the following parameters

    • Nerfaction time15 5 s
    • Buffcooldown time60 45 s
    • Buffnumber of charges3 4

    Sonar parameters changed · Stock sonar module

    • Nerfreload time7.5 17.5 s
    • NerfRange10 9 km
    • BuffPing velocity600 800 m/s

    Torpedo parameters changed · Stock Acoustic torpedoes

    • NerfRange10 9 km
    • NerfArming distance270 400 m
    • Speed reduced: 78 to 70 knots
    • Buffdetectability range2.1 2 km

    Torpedo parameters changed · Stock Alternative torpedoes

    • BuffDamage13,467 15,500
    • NerfArming distance270 400 m
    • Speed increased: 72 to 75 knots
    • Tracer color changed from light blue to dark blue.
    • BuffTorpedo tubes reload time48 43 s

    The base module of standard torpedoes changed

    • BuffMax damage9,800 11,767
    • BuffFlood chance55 68 %
    • Torpedo speed increased: 69 to 72 knots

    The improved module of standard torpedoes changed

    • BuffMax damage11,767 12,767
    • BuffFlood chance68 75 %
    • BuffStandard torpedo range12 13.5 km
    • BuffStandard torpedoes visibility1.8 1.5 km
    • Ap shell damage bonus7.5 10 %
    • Bonus to maximum dispersion of main battery shells7 10 %
    • Increases torpedo bomber HP by 10%.
    • Increases maximum torpedo damage by 20%.
    • Reduced torpedo arming distance by 10%.
    • BuffTorpedo tube reload time55 48 s
    • Bufftorpedo reload time62 55 s

    Researchable acoustic homing torpedoes

    • BuffDistance at which torpedoes stop homing on pinged enemy submarines240 200 m

    Researchable torpedoes

    • Buffmaximum damage10,800 11,767

    Changed the method and parameters of the bomber squadron’s attack: Bombs are now dropped during level flight, as with Louisiana. The dispersion ellipse has also been changed to become more similar to Louisiana’s.

    • The change will make the use of these ships’ bombers easier and more efficient.
    • BuffPing velocity500 600 m/s
    • Number of stern torpedo tubes loaders1 2

    Changed settings of Submarine surveillance consumable

    • Buffreload time80 60 s
    • BuffPreparation time290 275 s
See all version changes

Modules

100 mm/51 B-24PL Model 1936
100 mm/51 B-24PL Model 1936
533 mm
533 mm
533 mm
533 mm
K-1
K-1
Propulsion: 8,400 hp
Propulsion: 8,400 hp
HAS 10 mod. 1
HAS 10 mod. 1
HAS 10 mod. 2
HAS 10 mod. 2

Upgrades

Slot 1

Sonar Modification 1
Sonar Modification 1
Main Armaments Modification 1
Main Armaments Modification 1
Damage Control Party Modification 1
Damage Control Party Modification 1

Slot 2

Damage Control System Modification 3
Damage Control System Modification 3
Sonar Modification 2
Sonar Modification 2
Engine Room Protection
Engine Room Protection

Slot 3

Dive Capacity Modification 1
Dive Capacity Modification 1
Torpedo Tubes Modification 1
Torpedo Tubes Modification 1
Aiming Systems Modification 1
Aiming Systems Modification 1
Main Battery Modification 2
Main Battery Modification 2
Submarine Surveillance Modification 1
Submarine Surveillance Modification 1

Slot 4

Submarine Steering Gears
Submarine Steering Gears
Propulsion Modification 1
Propulsion Modification 1
Damage Control System Modification 2
Damage Control System Modification 2

Slot 5

Reinforced Bulkheads
Reinforced Bulkheads
Torpedo Tubes Modification 3
Torpedo Tubes Modification 3
Ship Consumables Modification 1
Ship Consumables Modification 1

Slot 6

Dive Capacity Modification 2
Dive Capacity Modification 2
Gun Fire Control System Modification 2
Gun Fire Control System Modification 2
Torpedo Tubes Modification 2
Torpedo Tubes Modification 2
Main Battery Modification 3
Main Battery Modification 3