IS
Tank ID 513
Vehicle description
Wargaming Tankopedia
The IS-1 (IS-85) heavy tank was a thorough modernization of the KV-1. The tank featured the 85-mm D-5T gun. The IS-1 entered mass production in October 1943, but work was discontinued at the beginning of 1944, as the IS-2 (IS-122) tank entered mass production in December 1943. A total of 107 vehicles were manufactured.
Description from the Wargaming Tankopedia · Language selected automatically
Technical profile
Standard configuration
Hit points
1,280
Weight
44.9 t
Forward speed
34 km/h
Reverse speed
14 km/h
View range
340 m
Signal range
625 m
Armour
| Front | Sides | Rear | |
|---|---|---|---|
| Hull | 120 | 90 | 60 |
| Turret | 100 | 90 | 90 |
Engine: V-2 (IS) · 700 hp
Radio: 12RT
Armament
Standard gun and ammunition
85 mm D-5T (IS)
Shell types
Penetration 123 / 164 / 205 mm
Penetration 146 / 194 / 243 mm
Penetration 33 / 44 / 55 mm
Marks of Excellence
Damage thresholds
Combined Damage (Damage + Assist + Tracking)
Approximation based on WN8 expected values — not an official Wargaming figure.
WN8 Expected Values
XVM reference
XVM Expected Values for WN8 calculation (per battle)
Community stats
Measured, not estimated
Average across every profile stored on WG-Watch — real battles instead of expected values.
Win rate
50.93 %
Avg. WN8
1,286
Battles
87,632
As of Aug 31, 2026
Rank 80 of 85 at Tier VII
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 | mailand eu | 4,183 | 137 | 66.42 % |
| 2 | Weak1ings na | 3,921 | 85 | 65.88 % |
| 3 | skill4ltu eu | 3,682 | 278 | 66.55 % |
| 4 | Brotis na | 3,461 | 61 | 65.57 % |
| 5 | Quickfingers eu | 3,403 | 172 | 58.72 % |
| 6 | PWNZ_mameQ_ eu | 3,291 | 52 | 67.31 % |
| 7 | LordStaufen eu | 3,268 | 92 | 64.13 % |
| 8 | bobmarkbob na | 3,238 | 57 | 54.39 % |
| 9 | Jul_Le eu | 3,216 | 82 | 68.29 % |
| 10 | 3rdMarker eu | 3,185 | 160 | 60.00 % |
