Honkai Star Rail Damage Calculator – Optimize Your Build

⚔️ Honkai Star Rail Damage Calculator

Calculate exact damage output — Normal, CRIT, and Break damage with buff multipliers

Quick Presets
📊 Character Stats
Character ATK + Light Cone ATK
From relics, traces, buffs (%)
Target: 65-70%
Target: 130-150%
Sphere main stat + traces (%)
Skill/Ult base multiplier (%)
🛡️ Enemy & Defence Settings
MoC/AS bosses: 95
Max level: 80
From skills like Pela, Silver Wolf (%)
From traces/light cone (%)
From SW, etc. (%)
From Robin, etc. (%)
💥 Break Damage (Optional)
For Break-focused builds
Affects Break multiplier
💡 Accuracy Tip: For the most accurate results, use your in-game ATK value shown on your character screen as Base ATK. The DMG Boost field should include your relic sphere value plus any elemental trace bonuses. Set DEF Reduction to 45% if using Pela + Silver Wolf together.
🎯 Damage Calculation Results
📋 Key Stat Targets Reference
65%
Min CRIT Rate
130%
Min CRIT DMG
2800
ATK Target
134+
SPD (MoC)
150%
Break Effect
67%
EHR Target
1:2
CRIT Ratio
160
SPD (Break)
📜 DEF Formula Reference
Enemy Level Base DEF DEF Multiplier (no debuff) With 45% DEF Reduction With 55% DEF Reduction
6096054.5%~30%~24.5%
80128061.5%~33.8%~27.7%
90144064.3%~35.4%~28.9%
95152065.5%~36.0%~29.5%
100160066.7%~36.7%~30.0%
DEF Formula: DEF Multiplier = Enemy DEF / (Enemy DEF + 200 + 10 x CharLevel). Higher character level reduces enemy DEF impact. DEF Reduction from debuffs reduces Enemy DEF before this calculation.
💥 Break Damage Multipliers by Element
Element Break Type Toughness Mult Break Multiplier Additional Effect
PhysicalBleed2.0x1.0x per tickDoT (Bleed)
FireBurn2.0x1.0x per tickDoT (Burn)
IceFreeze1.0x1.0x dmg + FrozenSkip turn
LightningShock1.0x0.75x per tickDoT (Shock)
WindWind Shear1.5x0.5x x3 ticksDoT stacks
QuantumEntanglement0.5x0.6x x3 hitsDEF shred
ImaginaryImprisonment0.5x0.5x dmgSPD reduce
💎 Relic Optimal Main Stats
Relic Slot DPS Main Stat Support Main Stat Max Value (5★+15)
HeadHP (fixed)HP (fixed)705.6
HandsATK (fixed)ATK (fixed)352.8
BodyCRIT Rate / CRIT DMGOutgoing Healing32.4% / 64.8%
FeetSPD / ATK%SPD / HP%25.032 SPD / 43.2%
Planar SphereElemental DMG%HP% / DEF%38.88%
Link RopeATK% / ERR%ERR% / HP%43.2% ATK / 19.44% ERR
💫 Common Buffer Multipliers
Buffer Buff Type Value Stacks with Others?
Robin (E0)ATK flat + DMG%+228% base ATK + 50% All DMGYes
Bronya (E0)ATK% + CRIT DMG+44% ATK + 16% CRIT DMGYes
Tingyun (E0)ATK% + DMG%+55% ATK + 50% DMG (1 hit)Yes
Pela (E0)DEF Reduction-35% enemy DEFYes (additive)
Silver Wolf (E0)DEF Reduction + RES-20% DEF + -20% RESYes
Sunday (E0)CRIT DMG + Action Adv+30% CRIT DMG + turn advanceYes
Sparkle (E0)CRIT DMG + ATK%+24% CRIT DMG + ATK buffYes
⚠️ Important: DMG Boost% (elemental sphere, traces) and All DMG% (Robin, buffs) are additive with each other but multiplicative vs. ATK, CRIT, and DEF multipliers. Enter the sum of all DMG Boost bonuses in the DMG Boost field above.

Honkai: Star Rail is a game of role-play type gacha, that came out in 2023. MiHoYo created and released it just like the famous Genshin Impact. Outside of China, Cognosphere handles the release.

The game belongs to the Honkai series, that carries also titles like Honkai Impact 3.

About Honkai: Star Rail

In this strategy RPG, players begin a cosmic journey between the stars. The main story deals about riding on the Astral Express and moving through the galaxy. During the journey, one finds friends on different planets.

The trip offers many adventures and surprises, since the cosmos hides a lot of cool things to find.

The combat in Honkai: Star Rail happens in turns. Length of fights must not be bigger or smaller than the quick battles in Genshin Impact. It ranges based on the power of enemies.

Even so, the turn-based system allows to skip over routines, what helps players not choose every move themselves, when one fights against the 20th wave of enemies in the same area. That really is a nice improvement for the comfort.

One can play the title on computer, Android and iOS. Because it is a gacha game, the pulls for players form a key part of the enjoyment. Free players receive around 20 to 25 pulls monthly.

Spending of one to two hours on workdays, and three too four hours during weekends or holidays, is a good time investment. For those that have vacation or a lot of freedom, it is possible to reach around six hours.

The stellar rail itself is the ship, or exactly, the net of ways, that were built long ago by pioneers during their trips. The player character is a memory-loss type, that wakes up in a space station attacked by monsters and soon joins the group.

The IPC in the game world stands for Intergalactic Peaceful Committee. Actually, it works as a huge company. No land, but corporation it is.

They control planets, that owe them money, and apply very harsh laws.

Version 4.1 of Honkai: Star Rail bears the name “Extracted for Dawn” and plans to appear on March 25th 2026. This update continues the story in Penacony, with new events, areas for exploring and a fresh playable character called Ashveil. The crew of the Astral Express joins a big event, the Stellar Festival.

There is also a character called Evanescia, a five-star physical damage dealer, that follows the Way of Delight. She has pink hair, long ears and a Japanese-style dress. She holdscentral position in the Penacony story.

Honkai Star Rail Damage Calculator – Optimize Your Build

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