Runescape Combat Level Calculator

Calculate Your OSRS Combat Level

Enter your current skill levels below to instantly calculate your RuneScape Combat Level for Old School RuneScape (OSRS).

Common Combat Level Milestones and Builds

Build Type	Attack	Strength	Defence	Hitpoints	Ranged	Magic	Prayer	Combat Level
Fresh Account	1	1	1	10	1	1	1	3
Melee Pure (40 Attack)	40	60	1	45	1	1	1	50
Ranged Pure (1 Defence)	1	1	1	45	70	1	1	50
Magic Pure (1 Defence)	1	1	1	45	1	70	1	50
Mid-Level Main	70	70	70	70	70	70	50	90
Maxed Main	99	99	99	99	99	99	99	126

What is the RuneScape Combat Level Calculator?

The RuneScape Combat Level Calculator is an essential tool for players of Old School RuneScape (OSRS) to determine their combat prowess. Your combat level is a numerical representation of your strength in combat, derived from a specific formula that takes into account your Attack, Strength, Defence, Hitpoints, Ranged, Magic, and Prayer skill levels. This RuneScape Combat Level Calculator helps players understand their current standing, plan their training, and assess their eligibility for various combat-related content.

Who should use it? Every OSRS player can benefit from using a RuneScape Combat Level Calculator. It’s particularly useful for:

• New Players: To understand how their initial skill training impacts their combat level.
• “Pure” Builders: Players aiming for specific combat builds (e.g., 1 Defence pures, zerker pures) rely heavily on this calculator to ensure they don’t accidentally gain unwanted combat levels in certain skills.
• PvP Enthusiasts: To match opponents in the Wilderness or determine combat brackets for player-vs-player combat.
• Questing & Bossing: To gauge if their combat level is sufficient for certain quests or boss encounters.
• Efficiency Scapers: To optimize training paths and understand the combat level implications of various skill gains.

Common misconceptions: A common misconception is that all combat skills contribute equally to your combat level. While all are important, the formula weights them differently. For instance, Attack and Strength are averaged, while Ranged and Magic are doubled before comparison. Prayer also contributes, but at half its level. Understanding these nuances is key, and a RuneScape Combat Level Calculator clarifies these contributions.

RuneScape Combat Level Calculator Formula and Mathematical Explanation

The RuneScape Combat Level Calculator uses a precise formula to determine your combat level in Old School RuneScape. This formula ensures a balanced representation of your combat abilities across different styles.

The OSRS Combat Level formula is:

Combat Level = 0.325 * (Defence + Hitpoints + floor(Prayer/2)) + 0.325 * max(Attack + Strength, 2 * Magic, 2 * Ranged)

Let’s break down the formula step-by-step:

1. Calculate the Defensive Base: This part of the formula focuses on your defensive capabilities and overall survivability.
   • Defence + Hitpoints + floor(Prayer/2)
   • Your Defence and Hitpoints levels contribute directly.
   • Your Prayer level contributes at half its value, rounded down (floor(Prayer/2)). This reflects its utility in combat through protection prayers and stat boosts.
2. Calculate Offensive Style Bases: This determines your most potent offensive combat style.
   • Melee Base: Attack + Strength. These two skills are combined as they are both fundamental to melee combat.
   • Ranged Base: 2 * Ranged. Ranged is doubled, indicating its significant impact as a standalone combat style.
   • Magic Base: 2 * Magic. Similarly, Magic is doubled, highlighting its power in offensive spells.
3. Determine the Max Offensive Base: The game takes the highest value among the three offensive bases.
   • max(Melee Base, Ranged Base, Magic Base)
   • This means your combat level is primarily influenced by your strongest offensive style.
4. Combine and Finalize: Both the Defensive Base and the Max Offensive Base are multiplied by 0.325 (which is 13/40) and then summed. The final result is then floored (rounded down to the nearest whole number) to give your integer combat level.

Variables Table for RuneScape Combat Level Calculator

Key Variables in the Combat Level Formula

Variable	Meaning	Unit	Typical Range
Attack	Your Attack skill level, influencing accuracy with melee weapons.	Level	1-99
Strength	Your Strength skill level, influencing maximum melee damage.	Level	1-99
Defence	Your Defence skill level, influencing your ability to resist damage.	Level	1-99
Hitpoints	Your Hitpoints skill level, representing your total health.	Level	10-99
Ranged	Your Ranged skill level, influencing accuracy and damage with ranged weapons.	Level	1-99
Magic	Your Magic skill level, influencing accuracy and damage with magic spells.	Level	1-99
Prayer	Your Prayer skill level, used for activating combat prayers.	Level	1-99

Practical Examples of Using the RuneScape Combat Level Calculator

Understanding the formula is one thing, but seeing it in action with a RuneScape Combat Level Calculator provides clarity. Here are a couple of real-world examples:

Example 1: A Developing Main Account

Let’s say you’re training a new main account and have the following stats:

• Attack: 60
• Strength: 60
• Defence: 50
• Hitpoints: 55
• Ranged: 40
• Magic: 40
• Prayer: 30

Using the RuneScape Combat Level Calculator:

1. Defensive Base: 50 (Defence) + 55 (Hitpoints) + floor(30/2) (Prayer) = 50 + 55 + 15 = 120
2. Offensive Bases:
   • Melee: 60 (Attack) + 60 (Strength) = 120
   • Ranged: 2 * 40 (Ranged) = 80
   • Magic: 2 * 40 (Magic) = 80
3. Max Offensive Base: max(120, 80, 80) = 120
4. Combat Level: 0.325 * 120 + 0.325 * 120 = 39 + 39 = 78

Your combat level would be 78. This indicates a balanced account with a strong melee focus, suitable for many mid-level PvM activities and quests.

Example 2: A Ranged Pure Build

Consider a player building a “Ranged Pure” for player-vs-player (PvP) combat, aiming for low defence and high ranged. Their stats might look like this:

• Attack: 1
• Strength: 1
• Defence: 1
• Hitpoints: 40
• Ranged: 80
• Magic: 1
• Prayer: 1

Using the RuneScape Combat Level Calculator:

1. Defensive Base: 1 (Defence) + 40 (Hitpoints) + floor(1/2) (Prayer) = 1 + 40 + 0 = 41
2. Offensive Bases:
   • Melee: 1 (Attack) + 1 (Strength) = 2
   • Ranged: 2 * 80 (Ranged) = 160
   • Magic: 2 * 1 (Magic) = 2
3. Max Offensive Base: max(2, 160, 2) = 160
4. Combat Level: 0.325 * 41 + 0.325 * 160 = 13.325 + 52 = 65.325

Your combat level would be 65 (floored). This player would be a formidable ranged pure, able to engage in PvP within specific combat brackets, leveraging their high ranged level while maintaining a low defence level.

How to Use This RuneScape Combat Level Calculator

Our RuneScape Combat Level Calculator is designed for ease of use, providing accurate results for your Old School RuneScape character. Follow these simple steps to get your combat level:

1. Input Your Skill Levels: Locate the input fields for Attack, Strength, Defence, Hitpoints, Ranged, Magic, and Prayer. Enter your current level for each respective skill. Remember that Hitpoints has a minimum level of 10, and all other combat skills start at 1. All levels range from 1 to 99.
2. Real-time Calculation: As you type in your skill levels, the RuneScape Combat Level Calculator will automatically update the results in real-time. There’s no need to click a separate “Calculate” button unless you prefer to do so after entering all values.
3. Read the Primary Result: Your final Combat Level will be prominently displayed in a large, highlighted box. This is your overall combat prowess.
4. Review Intermediate Values: Below the primary result, you’ll find several intermediate values:
   • Defence & HP Base: The combined contribution from your Defence, Hitpoints, and Prayer (half) levels.
   • Melee Offensive Base: Your Attack + Strength combined level.
   • Ranged Offensive Base: Your Ranged level doubled.
   • Magic Offensive Base: Your Magic level doubled.
   • Max Offensive Base: The highest value among your Melee, Ranged, and Magic Offensive Bases. This shows which combat style is currently most dominant for your combat level calculation.
5. Understand the Formula: A brief explanation of the OSRS combat level formula is provided to help you understand how your levels translate into your combat level.
6. Use the Chart: The dynamic bar chart visually represents the relative strength of your Melee, Ranged, and Magic offensive bases. This helps you quickly identify your strongest combat style.
7. Reset or Copy Results:
   • Click the “Reset” button to clear all inputs and return them to sensible default values (e.g., all 1s, HP 10).
   • Click the “Copy Results” button to copy the main combat level and intermediate values to your clipboard, useful for sharing or record-keeping.

By using this RuneScape Combat Level Calculator, you can make informed decisions about your training, understand your character’s strengths, and plan for future content in OSRS.

Key Factors That Affect RuneScape Combat Level Results

The RuneScape Combat Level Calculator highlights how various skill levels contribute to your overall combat prowess. Understanding these factors is crucial for effective training and character building in OSRS.

1. Offensive Skill Dominance: The formula prioritizes your strongest offensive style. Whether it’s Melee (Attack + Strength), Ranged (2 * Ranged), or Magic (2 * Magic), the highest of these three will be used in the calculation. This means focusing on one combat style will rapidly increase your combat level in that area.
2. Defence and Hitpoints Synergy: Defence and Hitpoints contribute directly to your combat level. Since Hitpoints naturally increases as you train any combat skill, it’s a constant factor. Defence, however, is a choice. Higher Defence levels significantly boost your combat level and survivability.
3. Prayer’s Half Contribution: Prayer contributes to your combat level at half its actual level. While important for utility and protection, it has a lesser direct impact on your combat level compared to other combat skills. This makes it a popular “dump” stat for pures who want to keep their combat level low.
4. Skill Level Progression: The combat level increases in increments. Early levels in any combat skill will have a noticeable impact, but as levels get higher, the relative increase per level might feel smaller. The RuneScape Combat Level Calculator helps visualize this progression.
5. “Pure” Builds vs. Main Accounts: Players often choose to keep certain combat skills low (e.g., 1 Defence) to create “pure” builds. This strategy aims to maximize damage output or specific combat advantages within lower combat brackets. The RuneScape Combat Level Calculator is indispensable for these players to avoid accidentally gaining unwanted levels.
6. Training Efficiency: Understanding how each skill affects your combat level can guide your training. If you want to reach a specific combat level quickly, you might focus on your dominant offensive skill. If you want a balanced account, you’ll spread your experience more evenly.

Each of these factors plays a vital role in determining your RuneScape Combat Level, influencing everything from PvP matchups to PvM effectiveness. Using a RuneScape Combat Level Calculator allows you to model these impacts precisely.

Frequently Asked Questions (FAQ) about the RuneScape Combat Level Calculator

Q1: Is this RuneScape Combat Level Calculator for OSRS or RS3?

A: This RuneScape Combat Level Calculator is specifically designed for Old School RuneScape (OSRS). The combat level formula for RuneScape 3 (RS3) is different, incorporating more skills and a different weighting system.

Q2: Why is my Hitpoints level always at least 10?

A: In OSRS, all new accounts start with 10 Hitpoints. As you gain combat experience in any combat skill, your Hitpoints level will naturally increase. It cannot go below 10.

Q3: How does Prayer contribute to my combat level?

A: Prayer contributes to your combat level at half its actual level, rounded down. For example, 50 Prayer adds 25 to the defensive base calculation.

Q4: What is a “pure” build, and how does the RuneScape Combat Level Calculator help with it?

A: A “pure” build is a character designed with specific low combat stats (e.g., 1 Defence, 1 Prayer) to achieve a high offensive level at a relatively low overall combat level. The RuneScape Combat Level Calculator is crucial for pures to monitor their combat level and ensure they don’t accidentally level up a skill that would ruin their build.

Q5: Can I reach combat level 126 with any skill combination?

A: To reach the maximum combat level of 126, you generally need to have very high levels in all combat skills, typically 99 in Attack, Strength, Defence, Hitpoints, Ranged, Magic, and Prayer. The RuneScape Combat Level Calculator will show you exactly what levels are needed.

Q6: Why does my combat level not always increase by a whole number when I gain a skill level?

A: The combat level formula involves multiplication by 0.325, which often results in decimal values. The final combat level is always rounded down (floored) to the nearest whole number. Therefore, you might gain a skill level and not see an immediate increase in your displayed combat level until the cumulative decimal value crosses a whole number threshold.

Q7: Does Slayer or other non-combat skills affect my combat level?

A: No, only Attack, Strength, Defence, Hitpoints, Ranged, Magic, and Prayer directly affect your RuneScape Combat Level. Other skills like Slayer, Woodcutting, or Fishing do not contribute to this calculation.

Q8: How accurate is this RuneScape Combat Level Calculator?

A: This RuneScape Combat Level Calculator uses the official Old School RuneScape combat level formula, making it highly accurate for OSRS players. It provides the same results you would see in-game.

Related Tools and Internal Resources

Enhance your RuneScape journey with these other helpful tools and guides:

• OSRS XP Calculator: Plan your skill training and estimate the experience needed for your next level.
• OSRS Money Making Guide: Discover the best ways to earn gold in Old School RuneScape.
• OSRS Quest Guide: Find detailed walkthroughs and requirements for all OSRS quests.
• OSRS Skill Guides: Comprehensive guides for training every skill in RuneScape.
• OSRS Gear Setup Tool: Optimize your equipment for various combat scenarios and bossing.
• OSRS Boss Strategy Guides: Learn tactics and requirements for defeating challenging bosses.