Type 91 Heavy
Tier III Heavy Tank Japan

Type 91 Heavy

Type 91

Tank ID 4705

Vehicle description

Wargaming Tankopedia

Development of the Type 91, the three-turret 18-ton Japanese tank, started in 1927 and was completed in 1932. The vehicle never entered mass production. Only one prototype was built.

Description from the Wargaming Tankopedia · Language selected automatically

Technical profile

Standard configuration

Hit points

445

Weight

20.0 t

Forward speed

25 km/h

Reverse speed

13 km/h

View range

330 m

Signal range

300 m

Armour

Front Sides Rear
Hull 20 15 15
Turret 20 20 20

Engine: BMW IV · 224 hp

Radio: Type 94 Mk. 4 Otsu

Armament

Standard gun and ammunition

7 cm Gun Type 94

Calibre 70 mm
Reload time 4.0 s
Aiming time 2.6 s
Dispersion 0.48
Rate of fire 15.00 /min
Ammo capacity 175

Shell types

AP · armour-piercing Damage 75 / 100 / 125

Penetration 23 / 30 / 38 mm

HEAT · shaped charge Damage 75 / 100 / 125

Penetration 68 / 90 / 113 mm

HE · high explosive Damage 120 / 160 / 200

Penetration 26 / 35 / 44 mm

Marks of Excellence

Damage thresholds

Combined Damage (Damage + Assist + Tracking)

Combined damage
1 Mark ≥ 65 %
616
2 Marks ≥ 85 %
896
3 Marks ≥ 95 %
1,157

Approximation based on WN8 expected values — not an official Wargaming figure.

WN8 Expected Values

XVM reference

XVM Expected Values for WN8 calculation (per battle)

Per battle (avg.)
Avg. damage 373
Avg. spotted 0.72
Avg. kills 1.17
Avg. defence 1.05
Exp. win rate 53.91 %

Community stats

Measured, not estimated

Average across every profile stored on WG-Watch — real battles instead of expected values.

Win rate

49.22 %

Avg. WN8

610

Battles

2,235

As of Aug 31, 2026

Rank 58 of 64 at Tier III

Best players on this tank

By WN8

From the stored profiles, minimum 50 battles on this vehicle. Updated daily.

# Player WN8 Battles Win rate
1 Rasierer32 eu 2,592 80 61.25 %
2 killakannon eu 1,162 50 56.00 %

Commonly compared

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