This is pretty simple.

Typhoon class soviet sub:

Displacement:

  • 23,200–24,500 t (22,830–24,110 long tons) surfaced
  • 33,800–48,000 t (33,270–47,240 long tons) submerged

Length:175 m (574 ft 2 in)

Beam:23 m (75 ft 6 in)

Draught:12 m (39 ft 4 in)

Propulsion:

  • 2 × OK-650 pressurized-water nuclear reactors, 190 MWt each
  • 2 × VV-type steam turbines, 37 MW (49,600 hp) each
  • 2 shafts with 7-bladed shrouded screws

Speed:

  • 22.22 knots (41.15 km/h; 25.57 mph) surfaced
  • 27 knots (50 km/h; 31 mph) submerged

Endurance:120+ days submerged

Test depth:400 m (1,300 ft)

Complement:160

Armament:

  • 1 × 9K38 Igla SAM
  • 6 × 533 mm (21 in) torpedo tubes
  • RPK-2 Viyuga cruise missiles
  • Type 53 torpedoes
  • D-19 launch system
  • 20 × RSM-52 SLBMs

or

Ohio class US sub:

Displacement:

  • 16,764 tonnes (16,499 long tons) surfaced
  • 18,750 tonnes (18,450 long tons) submerged

Length: 560 ft (170 m)

Beam:42 ft (13 m)

Draft:35.5 ft (10.8 m) maximum

Propulsion:

  • 1× S8G PWR nuclear reactor
  • 2× geared turbines; 60,000 shp (45 MW) Fairbanks Morse auxiliary diesel
  • 1× 325 hp (242 kW) auxiliary motor
  • 1 shaft with seven-bladed screw

Speed:

  • 12 knots (22 km/h; 14 mph) surfaced
  • 20 knots (37 km/h; 23 mph) submerged (official)
  • 25 knots (46 km/h; 29 mph) submerged (reported)

Range: Limited only by food supplies

Test depth:+800 ft (240 m)

Complement:15 officers, 140 enlisted

Armament: 4 × 21 in (53 cm) Mark 48 torpedo tubes (Forward Compartment 4th level)