Modules selection
8

Объект 257
9

Объект 257 Вариант 2
9

В-2-54ИС
10

2x В-16 (1000)
7

10РК
9

12РТ
10

Р-113
8

ИС-3 (257)
9

Объект 257
9

122 мм БЛ-9
10

122 мм БЛ-13-1 А
Tank ID
19713
Tank type
Heavy tank
Tier
9
Nation
USSR
XP needed
161 700
Price in credits
3 560 000
Commander
radioman, commander
Driver
Gunner
Loader
Damage
440 / 530 / 440 points
Armor piercing CR
Damage
330 -
440 -
550 points
Penetration
186 -
248 -
310
mm
High explosive
Damage
398 -
530 -
663 points
Penetration
51 -
68 -
85
mm
Hollow charge
Damage
330 -
440 -
550 points
Penetration
236 -
315 -
394
mm
Penetration
248 / 68 / 315
mm
Gun caliber
122 mm
Gun reload time
13 sec
Gun fire rate
4.62 shots/min
DPM
2033 points/min
Gun aim time
2.9 sec
Gun dispersion
0.4 m
Gun elevation angles
5
/
15
Gun horizontal aiming angles
180
/
180
Gun traverse speed
26
deg/sec
Max ammo
40
HP
1900 points
Hull HP
1440 points
Turret HP
460 points
Hull armor
130 /
130 /
70 mm
Turret armor
350
/
240
/
100
mm
Engine fire chance
12%
Mass
55 ton
Engine power
850 hp
Power per ton
15.45 hp/ton
Speed forward
50 km/h
Speed backward
15 km/h
Steering angle
0 deg
Suspension traverse speed
40 deg/sec
Turret traverse speed
26 deg/sec
View range
390 m
Radio signal range
730 m
Compatible modules

Guns
Name | Tier | XP | Credits | Weight (kg) | Damage | Penetration | Reload | Rounds per min | Aim time (sec) | Dispersion | Rounds | Other compatible tanks |
---|---|---|---|---|---|---|---|---|---|---|---|---|
122 мм БЛ-9 | 9 | 0 | 178 500 | 2 790 | 390/390/530 | 225/265/68 | 13.26 | 4.53 | 3.43 | 0.4 | 28 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
122 мм БЛ-13-1 А | 10 | 56 000 | 280 000 | 2 790 | 440/530/440 | 248/68/315 | 12 | 5 | 3 | 0.4 | 30 |
![]() ![]() ![]() |

Turrets
Name | Tier | XP | Credits | Weight (kg) | Armor | HP | Traverse speed | View range | Other compatible tanks |
---|---|---|---|---|---|---|---|---|---|
ИС-3 (257) | 8 | 0 | 30 000 | 11 500 | 249/110/70 | 360 | 26 | 380 | none |
Объект 257 | 9 | 24 800 | 62 000 | 13 000 | 350/240/100 | 460 | 26 | 390 | none |

Radio
Name | Tier | XP | Credits | Weight (kg) | Signal range (m) | Other compatible tanks |
---|---|---|---|---|---|---|
10РК | 7 | 0 | 18 600 | 100 | 440 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Show 16 more tanks |
12РТ | 9 | 5 600 | 33 600 | 110 | 625 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Show 17 more tanks |
Р-113 | 10 | 8 700 | 52 200 | 80 | 730 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Show 14 more tanks |

Engines
Name | Tier | XP | Credits | Weight (kg) | Power | Fire chance | Other compatible tanks |
---|---|---|---|---|---|---|---|
В-2-54ИС | 9 | 0 | 79 290 | 700 | 700 | 12% |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Show 1 more tank |
2x В-16 (1000) | 10 | 48 000 | 125 000 | 2 900 | 850 | 12% |
![]() ![]() ![]() |

Suspensions
Name | Tier | XP | Credits | Weight (kg) | Other compatible tanks |
---|---|---|---|---|---|
Объект 257 | 8 | 0 | 29 500 | 12 000 | none |
Объект 257 Вариант 2 | 9 | 24 000 | 62 500 | 12 000 | none |
Объект 257 tree
How much XP and credits are needed for Объект 257?
To unlock and buy the Объект 257 tank, including modules and progressing from the first level in the USSR`s tree, 424 235 experience points and 9 609 190 credits will be required.
Tech tree path | Total |
---|---|
![]() ![]() 37 мм Гочкис
![]() ![]() 45 мм обр. 1932 г.
![]() |
|
![]() ![]() БТ-2
![]() ![]() БТ-5
![]() ![]() 45 мм 20К
![]() |
|
![]() ![]() БТ-5
![]() ![]() БТ-7 экранированная
![]() ![]() 45 мм 21-КМТ
![]() |
|
![]() ![]() М-5-400
![]() ![]() М-17Л 1400 об/мин
![]() ![]() М-17Т
![]() |
|
![]() ![]() М-17Л 1400 об/мин
![]() ![]() М-17Т
![]() ![]() В-2К
![]() |
|
![]() ![]() В-2К
![]() ![]() В-2ИС
![]() |
|
![]() ![]() ИС-85
![]() ![]() ИС-122
![]() ![]() 122 мм Д-2-5Т
![]() |
|
![]() ![]() 122 мм Д-25ТМ
![]() ![]() 122 мм БЛ-9
![]() |
|
WN8
Table of the expected values for Объект 257 is used to calculate the WN8 rating. The values are based on active player statistics from Lesta servers in the XVM database.
Frags | Damage | Spotted | Defence points | Winrate |
---|---|---|---|---|
0.844 | 1521.905 | 1.094 | 0.55 | 51.844 |
Updated at: 25.07.2025, 07:00
Historical WN8 data chart
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