Tier VBattleship pan_america

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Rio de Janeiro

WoWS World of Warships Pan-America Battleship · Tier V

Main Battery: 305 mm/45 Mk.XIII on a 12in "Special" mount; 7 turrets × 2 barrels; Range 16.1 km
Secondaries: 152 mm HE 4 CRH
Secondaries: 76 mm HE Mk27; Range 4.96 km

Rio de Janeiro Win Rate & Combat Stats

Sample of 453.6K players · as of 2026-08-06

BattlesWin rateAvg damage

EUBattles 243,846

243.8K243,846

Win rate

53.75%

#6 of 22

Avg damage

48,270

#4 of 22

ASIABattles 88,096

88.1K88,096

Win rate

55.64%

#5 of 22

Avg damage

54,187

#3 of 22

NABattles 153,714

153.7K153,714

Win rate

52.70%

#10 of 22

Avg damage

49,434

#3 of 22

Averages from our own crawled player sample, not official server-wide data. The sample skews toward active clan players, so its overall win rate runs about 1 point above the true server average. Battle counts are career totals and include games played before this ship’s past balance changes.

Survivability

Hit Points48,400

#8 of 22

Group avg 45,968

Flood Damage14%

Main Belt Armor229 mm

Deck Armor38 mm

Bow / Stern Armor19 mm

Ship Length203.3 m

Ship Width28.5 m

Main Battery

Main Guns7 × 2

Caliber305 mm

Firing Range16.1 km

#13 of 22

Group avg 17.1 km

Reload Time31.0 s

Rotation Time45.0 s

Max Dispersion221 m

Sigma1.70

Shell Types

AP Shell

Damage8,100

Shell Velocity831 m/s

Overmatch Threshold21.3 mm

Ricochet Angle45° / 60°

Normalization6°

Fuse Threshold51 mm

Air Drag0.4391

Flight Time10.82 s

DPM219,484

#1 of 22

Group avg 172,525

HE Shell

Damage5,200

Shell Velocity831 m/s

Fire Chance32%

Penetration76 mm

Air Drag0.4391

Flight Time10.87 s

DPM140,903

Secondary Battery

Secondary Guns28

Range5.0 km

Sigma1.00

Max Dispersion312.7 m

Accuracy★☆☆☆☆ Decorative

Total DPM369,600

76 mm HE Shell(10×1)

Damage1,100

HE Penetration13 mm

Fire Chance4%

Rate of Fire12 rpm

152 mm HE Shell(18×1)

Damage2,200

HE Penetration25 mm

Fire Chance12%

Rate of Fire6 rpm

Maneuverability

Max Speed22.0 knots

#12 of 22

Group avg 24.3 knots

Turning Radius670 m

#12 of 22

Group avg 677 m

Rudder Shift Time13.4 s

Engine Power34,000 hp

Displacement31,860 t

Power-to-Weight1.07 hp/t

Concealment

Max Surface Detection14.30 km

#12 of 22

Group avg 14.06 km

Min Surface Detection12.87 km

Air Detection10.00 km

Submarine Detection10.00 km

Consumables

Slot 1

Damage Control Party

Reload80 s

Duration20 s

Charges∞

Slot 2

Repair Party

Reload80 s

Duration28 s

Charges4

Heal Rate0.5%/s

Citadel10%

Non-Citadel50%

Armament

Depth Charge Airstrike

Reload20 s

Charges1

Strike Range0.5–8.0 km

Planes9

Flights1

Bomb Damage2900

Fire Chance16%

Rio de Janeiro Change History

14.2Dev Blog 2025-02-20 ↗
Main Battery parameters changed
- BuffMain battery turret traverse time60 → 45 s
11.5Test shipsDev Blog 2022-06-28 ↗
- Nerfmain battery reload time30 → 31 s

See all version changes →

Modules

305 mm/45 Mk.XIII on a 12in "Special" mount

Main Battery

Rate of Fire:1.9

Max AP Damage:8,100

Max HE Damage:5,200

Rotation Time:45s

Rio de Janeiro

Hull

AA Guns:0

Main Guns:7

Secondary Guns:28

HP:48,400

Range:13-305

Torpedo Tubes:0

Propulsion: 34,000 hp

Engine

Max Speed:22 knots

Mk V mod. 1

Fire Control

Range:0 km

Upgrades

Slot 1

Auxiliary Armaments Modification 1

AA mount survivability: +100%

Secondary battery survivability: +100%

Main Armaments Modification 1

Risk of main battery becoming incapacitated: -20%

Main battery survivability: +50%

Main battery repair time: -20%

Risk of torpedo tubes becoming incapacitated: -20%

Torpedo tubes survivability: +50%

Torpedo tubes repair time: -20%

Damage Control Party Modification 1

Consumable action time: +40%

Slot 2

Engine Room Protection

Risk of steering gears becoming incapacitated: -20%

Steering gears repair time: -20%

Risk of engine becoming incapacitated: -20%

Engine repair time: -20%

Damage Control System Modification 1

Risk of catching fire: -5%

Risk of flooding: -3%

Slot 3

Aiming Systems Modification 1

Maximum main battery shell dispersion: -7%

Maximum secondary battery shell dispersion: -5%

Secondary battery firing range: +5%

Torpedo tubes traverse speed: +20%

Secondary Battery Modification 1

Maximum secondary battery shell dispersion: -20%

Secondary battery firing range: +20%

Main Battery Modification 2

Main battery traverse speed: +15%

More:All Tier V ships All Battleships Pan-America ships

Rio de Janeiro

Specifications

Rio de Janeiro Win Rate & Combat Stats

Survivability

Main Battery

Secondary Battery

Maneuverability

Concealment

Consumables

Rio de Janeiro Change History

Ballistics

Armor Model

Overview

Modules

305 mm/45 Mk.XIII on a 12in "Special" mount

Main Battery

Rio de Janeiro

Hull

Propulsion: 34,000 hp

Engine

Mk V mod. 1

Fire Control

Upgrades

Slot 1

Auxiliary Armaments Modification 1

Main Armaments Modification 1

Damage Control Party Modification 1

Slot 2

Engine Room Protection

Damage Control System Modification 1

Slot 3

Aiming Systems Modification 1

Secondary Battery Modification 1

Main Battery Modification 2

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