
Modules selection










O-I equipment
Tank assembly options.
Armor percing
High explosive
Hollow charge
O-I tree
How much XP and credits are needed for O-I?
To unlock and buy the O-I tank, including modules and progressing from the first level in the Japanese tree, 62 035 experience points and 1 728 050 credits will be required.
| Tech tree path | Total |
|---|---|
![]() 13 mm Autocannon Type Ho
![]() 37 mm Sogekihou
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|
![]() 37 mm Gun Type 94
![]() 37 mm Gun Type 98
![]() 5.7 cm Gun Type 97
|
|
![]() Type 97 Chi-Ha
![]() Type 97 Chi-Ha Shinhoto
![]() 47 mm Gun Type 1
|
|
![]() Type 1 Chi-He
![]() Type 2 Ho-I
![]() Experimental 57 mm Tank Gun Shin
|
|
![]() Type 4 Chi-To I-Go
![]() 7.5 cm Tank Gun Type 99
![]() Type 3 Chi-Nu
![]() 7.5 cm Tank Gun Type 3
![]() 7.5 cm Tank Gun Type 5
|
|
Mastery badges
To get an Ace Tanker (Master) badge on O-I, you need to earn 1252 experience points.
| Badge | ![]() |
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XP | 464 | 745 | 1017 | 1252 |
Marks of excellence (MoE)
To get three marks on the O-I barrel, you need to deal an average of 1868 damage points over the last 100 battles.
| Mark | / 65% | // 85% | /// 95% | Damage | 996 | 1491 | 1868 |
WN8
Table of the expected values for O-I 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 |
|---|---|---|---|---|
| 1.046 | 820.633 | 0.796 | 0.667 | 54.209 |
O-I economy
Table shows average tank earnings in the last 14 days.
| Base XP | Base credits | Credits with premium | Difference |
|---|---|---|---|
Compatible modules
Guns
| Name | Tier | XP | Credits | Weight (kg) | Damage | Penetration | Reload | Rounds per min | Aim time (sec) | Dispersion | Rounds | Other compatible tanks |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 cm Cannon Type 92 | 7 | 0 | 68 500 | 1 792 | 300/300/360 | 175/201/53 | 10.2 | 5.88 | 2.3 | 0.36 | 42 |
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| 15 cm Howitzer Type 96 | 7 | 14 750 | 71 200 | 1 432 | 700/890/700 | 121/75/150 | 18.86 | 3.18 | 2.86 | 0.42 | 18 |
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Turrets
| Name | Tier | XP | Credits | Weight (kg) | Armor | HP | Traverse speed | View range | Other compatible tanks |
|---|---|---|---|---|---|---|---|---|---|
| O-I | 6 | 0 | 12 000 | 12 000 | 150/150/105 | 212 | 18 | 370 | none |
Radio
| Name | Tier | XP | Credits | Weight (kg) | Signal range (m) | Other compatible tanks |
|---|---|---|---|---|---|---|
| Type 94 Mk. 4 Otsu | 2 | 0 | 0 | 40 | 300 |
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Show 2 more tanks |
| Type 94 Mk. 4 Hei | 4 | 430 | 2 350 | 90 | 350 |
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Show 9 more tanks |
| Type 96 Mk. 4 Bo | 6 | 1 400 | 14 000 | 50 | 425 |
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Show 17 more tanks |
Engines
| Name | Tier | XP | Credits | Weight (kg) | Power | Fire chance | Other compatible tanks |
|---|---|---|---|---|---|---|---|
| 2x Kawasaki Type 98 V-12 (550) | 7 | 0 | 51 000 | 1 020 | 1100 | 20% |
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Show 1 more tank |
| 2x Kawasaki Type 98 V-12 (600) | 8 | 27 500 | 77 500 | 1 020 | 1200 | 20% |
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Show 1 more tank |
Suspensions
| Name | Tier | XP | Credits | Weight (kg) | Other compatible tanks |
|---|---|---|---|---|---|
| O-I | 5 | 0 | 10 000 | 25 000 | none |
| O-I Kai | 6 | 6 600 | 19 800 | 25 000 | none |
Similar tanks
This list contains tier 6 heavy tanks, like O-I.
Regular tanks





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