The vanilla game's submarine selection is just a starting point. The Silent Hunter 3 community, particularly the SUBSIM forums, has created mods that dramatically expand the U-boat roster. The "Grey Wolves Expansion" (GWX), for example, adds more U-boat variants (like the Type XXIII) and many more non-playable AI-controlled submarines to the game world.
The Type II U-boat is a small, coastal vessel designed for training and shallow-water operations. It serves as your introduction to the career mode if you start in the early war years (1939–1940) within the 1st or 3rd Flotillas.
This is the iconic U-boat of World War II, forming the absolute backbone of the German U-boat fleet. Multi-role Atlantic operations. silent hunter 3 all submarines
Submerged speed drains batteries incredibly fast. Only use submerged propulsion for the final attack run or during evasive maneuvers.
In Silent Hunter 3 , you command German U-boats from seven main types (II, VII, IX, XXI, plus the XVIII, XXIII, and the unique “Walther” boat). Each has distinct range, speed, torpedo loadout, dive depth, and crew size. The vanilla game's submarine selection is just a
The Type IIB is the smallest playable submarine in the game. It possesses a tiny profile, making it incredibly difficult for enemy destroyers to detect visually or via ASDIC (sonar). It also boasts excellent maneuverability and a rapid dive time. However, its limitations are severe. It carries only five torpedoes, has no deck gun, and possesses a critically short operational range.
If the Type VII is a brawler, the Type IX is a strategic sniper. It's a much larger, long-range boat specifically designed for distant, solitary patrols far from home—like the African coast or even the eastern seaboard of the United States. You can command four variants: The Type II U-boat is a small, coastal
With a snorkel system equipped, you can run the diesel engines while submerged, making you nearly invisible to radar. It is the ultimate weapon, arrived too late to change history, but highly capable in the hands of a virtual skipper.
| Variant | Year | Range (km at 10 kt) | Torpedoes | Dive depth | Notes | |---------|------|---------------------|-----------|------------|-------| | VIIB | 1939 | 8,700 | 14 | 150 m | First true Atlantic boat | | VIIC | 1941 | 8,500 | 14 | 150 m | Most produced – standard late-war | | VIIC/41 | 1943 | 8,500 | 14 | 180 m | Stronger hull, better dive depth | | VIIC/42 | 1944 | 8,500 | 16 | 200 m | Rare – even stronger (mods only) |
: It is significantly faster underwater than on the surface, features a hydraulic torpedo loader for rapid fire, and is the most advanced boat available in the game. Key Performance Differences Feature Primary Role Coastal Defense General Attack Long Range Stealth/Speed Torpedo Load Dive Speed Endurance Extreme (Submerged)