Max Hit Calculator Osrs
Calculate your maximum hit in Old School RuneScape based on strength level, equipment bonuses, and special attacks.
Published by:
isCalculator Editorial Team
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How to use this tool?
Follow these steps to calculate your maximum hit in Old School RuneScape:
- Enter your Strength Level (1–99).
- Enter your Strength Bonus from equipment (0–200).
- Set your Prayer Bonus (1.0 for no prayer, up to 1.23 for Piety/Chivalry).
- Set your Style Bonus (1.0 for accurate/aggressive, up to 1.1 for controlled).
- Set your Special Attack Multiplier (1.0 for normal hits, up to 2.0 for special attacks).
- Click "Calculate Max Hit" to see your result and formula breakdown.
Note: All values must be within the specified ranges. The calculator uses the standard OSRS max hit formula: floor(0.5 + effectiveStrength × (strengthBonus + 64) / 640) × specialMultiplier.
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Frequently Asked Questions
The formula is: Effective Strength = floor((Strength Level + 8) * Prayer Bonus * Style Bonus) + 3. Base Max Hit = floor(0.5 + Effective Strength * (Strength Bonus + 64) / 640). Then multiply by Special Attack Multiplier and floor the result.
Prayer bonuses: 1.0 (no prayer), 1.05 (Burst of Strength), 1.10 (Superhuman Strength), 1.15 (Ultimate Strength), 1.18 (Chivalry), 1.23 (Piety). Style bonuses: 1.0 (Accurate/Controlled), 1.1 (Aggressive).
Yes, you can input a special attack multiplier (e.g., 1.5 for Dragon Dagger). The final max hit is multiplied by this value.
