DOSSIER · UNCLASSIFIED · OPERATIONS
SECTION 10 // ARMOR / VEHICLE PROFILEREF · KV-4
KV-4
VIII

KV-4

USSRUSSR·Heavy TankHeavy Tank·HT assault

The project of N. L. Dukhov developed in April 1941. A prototype was to be produced by November 1941. However, the work was discontinued due to the outbreak of the Soviet–German war.

Configuration
Health
1,800
DPM
1,950
View range
350m
Speed
32km/h
Camo
5Terrible
Mark of Excellence requirementsCombined dmg + assist · NA · 2026-08-27
3 marks of excellence
3 marks · 95%
2,399
2 marks of excellence
2 marks · 85%
1,897
1 mark of excellence
1 mark · 65%
1,300
A-01 · ARMOR SCHEMA

Armor thicknessMeasured

Nominal plate thickness straight from the game client. Click any plate to highlight it on the 3D model and focus the camera on it.

Armor
20mm
220mm

Hull

All 11 plates

Turret 2 of 2

All 13 plates
A-02 · SPECIFICATIONS

Specifications

Builds
Grade
Experimental
CrewShared perks
Field mods
Lv 0/6
Weaponry
DPM
1,950
Damage
390
Penetration
217 mm
… at 500m
204 mm
Reload time
12.00 s
Rate of fire
5.00/min
Aim time
3.00 s
Dispersion
0.420 m
… moving
0.220
… tank traverse
0.220
… turret traverse
0.140
… after firing
4.0
Damage vs. modules
165
Caliber
122.0 mm
Shell velocity
975 m/s
Max range
720 m
Ammo capacity
50
Potential damage
19,500
Shell cost
1,060 cr
Mobility
Top speed
32 km/h
Reverse speed
11 km/h
Power/weight
12.50 hp/t
Tank traverse
25.0 °/s
Turret traverse
20.0 °/s
Effective top speed
… hard
32.0 km/h
… medium
32.0 km/h
… soft
20.0 km/h
Effective traverse
… hard
25.0 °/s
… medium
21.7 °/s
… soft
13.0 °/s
Gun elevation
18 °
Gun depression
8 °
Gun traverse range
360°
Terrain resistance
… hard
1.30
… medium
1.50
… soft
2.50
Everything Else
Hull armor
180 / 150 / 90
Turret armor
220 / 150 / 140
Health
1,800
Engine health
260
… repaired
95
Track health
220
… repaired
165
… repair time
6.86 s
Ammo rack health
200
… repaired
135
Fuel tank health
175
… repaired
70
Total weight
106,440 kg
Stationary camo
3.60 / 0.39%
Moving camo
1.80 / 0.19%
View range
350 m
Fire chance
15%
Tank cost
2,430,000 cr
Gun Constraints

360° traverse

Crew
  • Commander
  • Gunner
  • Driver
  • Radio Operator
  • Loader
  • Loader
A-03 · MODULE RESEARCH

Module research

Guns
VII
Stock
107 mm ZiS-6 (KV-4)
VIII
44,000
107 mm ZiS-24
VIII
19,000
122 mm D-25T (KV-4)
Turrets
VII
Stock
KV-4
VIII
14,800
KV-4-5
Radios
X
Stock
R-113
Engines
VII
Stock
M-40 (KV-4)
VIII
27,300
2x V-2K-F
Tracks
VII
Stock
KV-4
VIII
15,200
KV-4 Bis
A-04 · SERVER PERFORMANCE

Server performance

Aggregate stats from NA players over the last 30d

Avg WN8
1119
Above Average
Avg WNX
994
aboveAverage
Win rate
49.0%
Below Average
DPG
1051
Frags
0.54
Spots
0.75
Survival
24.1%
Dmg taken
1696
Hit rate
72.7%
Spot assist
212
Track assist
39
Defense
0.10
Avg XP
682

Aggregated from 982 tracked NA players · 6,649 battles. Coverage grows as more players are tracked.

MoE thresholds (combined dmg + assist)
65%1,300
85%1,897
95%2,399

Reach these combined damage (dealt + assist) values over a rolling window to earn marks of excellence.

Performance over time

Daily NA 30-day aggregates — how this tank trends as patches and meta shift

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Population spread

How NA players actually perform in this tank (30-day window)

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A-05 · TOP OPERATORS

Top players

Highest performers in the KV-4 on NA

  1. #1PURP_DR106 battles2,526
  2. #2EUDAIMONIA128 battles2,435
  3. #3NoKeelForYou103 battles2,391
  4. #4Blazzy112 battles2,356
  5. #5FIagger130 battles2,324
  6. #6UA_3C102 battles2,318
  7. #7jaz103 battles2,255
  8. #8Mnichu555120 battles2,248
  9. #9Kickballz410167 battles2,210
  10. #10ComboBreaker27118 battles2,170
A-06 · VIDEO INTEL

Video reviews

Curated reviews, replays, and guides from veteran players

A-07 · SIMILAR HULLS

Similar tanks

Closest matches by stat profile — pick the ones that fit your playstyle.

A-08 · CHANGELOG

Balance changelog

What changed for this tank between game versions

  1. 2.0Sep 1, 2025
    • Top forward speed3032
    • Weight106.695106.445
    • Dispersion during movement——
    • Dispersion on hull traverse——
    • Traverse speed1622
    • Mobility on hard terrain——
    • Mobility on medium terrain——
    • Mobility on soft terrain——
    • Dispersion during movement——
    • Dispersion on hull traverse——
    • Traverse speed1825
    • EngineM-40 1000M-40 (KV-4)
    • Power10001220
    • Power12001330
    • Vehicle durability16001720
    • View range330340
    • Vehicle durability17001800
    • GunKV-4 / 107 mm ZiS-6KV-4 / 107 mm ZiS-6 (KV-4)
    • Reload time9.38.2
    • Dispersion at 100 m0.450.37
    • Aiming time3.42.4
    • Dispersion on turret traverse——
    • AP penetration167204
    • APCR* penetration219265
    • AP velocity830930
    • APCR* velocity10381138
    • HE velocity830930
    • GunKV-4 / 122 mm D-2-5Tremoved
    • GunKV-4 / 122 mm D-25TSremoved
    • Reload time118.7
    • Dispersion at 100 m0.380.37
    • Aiming time3.12.4
    • Dispersion on turret traverse——
    • GunKV-4-5 / 107 mm ZiS-6KV-4-5 / 107 mm ZiS-6 (KV-4)
    • Reload time98.2
    • Dispersion at 100 m0.450.37
    • Aiming time2.92.4
    • AP penetration167204
    • APCR* penetration219265
    • AP velocity830930
    • APCR* velocity10381138
    • HE velocity830930
    • GunKV-4-5 / 122 mm D-2-5Tremoved
    • GunKV-4-5 / 122 mm D-25TSKV-4-5 / 122 mm D-25T (KV-4)
    • Dispersion at 100 m0.440.42
    • Reload time98.6
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