osrs cb lvl calculator

An accurate and easy-to-use tool to calculate your Old School RuneScape combat level.

Your Combat Level Is:

Base (HP/Def/Pray)

2.75

Melee

0.65

Ranged

0.32

Magic

0.32

Formula: Combat Level = Base + Max(Melee, Ranged, Magic)

Combat Contribution Chart

Visual breakdown of your combat level components.

What is the osrs cb lvl calculator?

An OSRS CB Lvl Calculator is a specialized tool for players of Old School RuneScape to determine their character’s combat level. In OSRS, your combat level is a key indicator of your strength in battle, influencing everything from which monsters you can fight to which players you can engage in PvP (Player vs. Player) combat. This calculator breaks down the complex in-game formula, allowing players to plan their character builds with precision. Whether you are creating a specialized “pure” account, a balanced main, or just curious how your next level-up will affect your standing, this tool is indispensable. It removes guesswork and helps you optimize your training for maximum efficiency.

Common misunderstandings often arise from how different skills contribute to the final level. For instance, Prayer has a smaller impact than core combat skills, and the game always takes the highest of your Melee, Ranged, or Magic offensive bonuses, not all of them combined. Using an osrs cb lvl calculator clarifies these nuances instantly.

osrs cb lvl calculator Formula and Explanation

The combat level in Old School RuneScape is not a simple sum of your skills. It’s calculated using a specific formula that weighs defensive, offensive, and supplementary skills differently. Understanding this formula is crucial for anyone serious about planning their account. The calculation is done in two main parts: the ‘Base’ level and the ‘Attacker’ level.

The precise formulas are:

• Base Level = 0.25 * (Defence Level + Hitpoints Level + Floor(Prayer Level / 2))
• Melee Level = 0.325 * (Attack Level + Strength Level)
• Ranged Level = 0.325 * (Floor(Ranged Level * 1.5))
• Magic Level = 0.325 * (Floor(Magic Level * 1.5))

Your final combat level is the sum of the Base Level and the highest value among your Melee, Ranged, and Magic levels. The game then truncates (removes) any decimal, giving you a whole number. This is why our osrs cb lvl calculator is so useful for seeing the exact results.

Description of variables used in the OSRS combat level calculation.

Variable	Meaning	Unit	Typical Range
Attack/Strength/Defence	Core melee combat skills.	Level	1 – 99
Hitpoints	Your character’s health.	Level	10 – 99
Ranged/Magic	The two alternative attack styles.	Level	1 – 99
Prayer	A supplementary skill that offers combat boosts.	Level	1 – 99

For more detailed strategies, check out this osrs money making guide to fund your training.

Practical Examples

Example 1: A Classic 1-Defence Pure

Defence Pures are popular PvP builds that keep their Defence level at 1 to maintain a low combat level while maximizing offensive power.

• Inputs: Attack: 60, Strength: 85, Defence: 1, Hitpoints: 80, Ranged: 1, Magic: 1, Prayer: 13
• Calculation:
  • Base = 0.25 * (1 + 80 + floor(13/2)) = 0.25 * (81 + 6) = 21.75
  • Melee = 0.325 * (60 + 85) = 47.125
  • Ranged/Magic are negligible.
  • Total = 21.75 + 47.125 = 68.875
• Result: Combat Level 68. This build has high damage potential for its combat bracket.

Example 2: A Maxed Main Account

A “maxed” account has achieved level 99 in all combat stats, resulting in the highest possible combat level in the game.

• Inputs: Attack: 99, Strength: 99, Defence: 99, Hitpoints: 99, Ranged: 99, Magic: 99, Prayer: 99
• Calculation:
  • Base = 0.25 * (99 + 99 + floor(99/2)) = 0.25 * (198 + 49) = 61.75
  • Melee = 0.325 * (99 + 99) = 64.35
  • Ranged = 0.325 * floor(99*1.5) = 0.325 * 148 = 48.1
  • Magic = 0.325 * floor(99*1.5) = 0.325 * 148 = 48.1
  • Total = 61.75 + 64.35 = 126.1
• Result: Combat Level 126. This is the goal for many dedicated players. A good osrs max hit calculator can show the damage potential of such an account.

How to Use This osrs cb lvl calculator

Using our calculator is straightforward and intuitive, designed to give you instant results for your theory-crafting.

1. Enter Your Levels: Input your current or desired levels for the seven combat-related skills into the designated fields. All fields default to a starting level, so you only need to change the ones relevant to you.
2. View Real-Time Results: As you type, the Combat Level, as well as the intermediate values for Base, Melee, Ranged, and Magic, will update automatically. There is no need to press a “calculate” button.
3. Analyze the Breakdown: The primary result shows your final combat level, truncated just like in the game. The intermediate results show you exactly how much each combat style contributes, helping you identify which skill to train for the biggest impact. The chart also provides a quick visual reference.
4. Plan Your Build: Adjust the numbers to see how gaining levels in different skills affects your total. This is perfect for planning a pure or ensuring you don’t accidentally exceed a certain combat bracket for PvP. A osrs quest helper might be needed to gain specific XP rewards without leveling combat.

Key Factors That Affect Combat Level

• Attack and Strength: These are the most potent skills for increasing your Melee combat level. They are weighted heavily in the formula.
• Defence and Hitpoints: These skills form the defensive base of your combat level. Every two levels in Defence or Hitpoints raise your base combat by 0.5 points.
• Prayer: Prayer has a lesser impact, with two Prayer levels being equivalent to one Defence level in the formula. This makes it efficient to level for its powerful boosts without gaining too many combat levels.
• Ranged and Magic: These skills are calculated with a 1.5x multiplier, making them powerful but different from the simple addition of Attack and Strength. Often, a player will focus on one of these or Melee to maximize their damage at a specific combat level.
• The “Max” Function: Crucially, only your highest attack style (Melee, Ranged, or Magic) is added to your base. This is the cornerstone of all “pure” builds, which neglect one or two sides of the combat triangle to stay at a low level.
• Quests and XP Rewards: Completing certain quests can grant experience that might give you an unwanted combat level. Planning your quests with a tool like an osrs quest helper is vital for specialized accounts.

Frequently Asked Questions (FAQ)

What is the maximum combat level in OSRS?

The maximum combat level is 126, achieved with 99 in Attack, Strength, Defence, Hitpoints, Ranged, Magic, and Prayer.

Why does the calculator show decimals if the game doesn’t?

We show the decimal values in the intermediate steps to provide a more detailed breakdown of the formula. This shows how close you are to the next level. The final combat level is always truncated (floored) to a whole number, just as it is in-game.

Do non-combat skills like Slayer affect my combat level?

No, skills like Slayer, Mining, Fishing, or Agility do not factor into the combat level formula at all. However, training Slayer will require you to engage in combat, which will level your combat skills. For efficient Slayer training, see our osrs slayer guide.

What is a “combat pure”?

A pure is an account that intentionally keeps one or more combat stats at a low level (most commonly Defence) to gain a significant advantage in PvP at a lower combat level.

How can I keep my combat level low while getting stronger?

Focus on training Strength as your primary damage skill, as it provides the most damage per combat level gained compared to Attack. For pures, keeping Defence at 1 is the most common method.

Why is my Ranged level multiplied by 1.5 in the formula?

Both Ranged and Magic levels are multiplied by 1.5 to balance their contribution to the combat formula relative to the combined contribution of Attack and Strength for melee.

Is it better to train Attack or Strength?

For pure damage output, Strength is generally better. However, Attack is required to wield better weapons and improve accuracy. A balance is often best, but for maximizing damage at the lowest possible combat level, players often favor Strength.

How much does Prayer affect my combat level?

Prayer has a relatively small impact. It takes four prayer levels to have the same effect as one level of Attack or Strength. Use a osrs prayer calculator to see the cost of training this useful skill.

Related Tools and Internal Resources

Continue planning your Old School RuneScape journey with our other expert tools and guides:

• OSRS Max Hit Calculator: Find out your maximum possible damage with any gear setup.
• OSRS Slayer Guide: An efficient, step-by-step guide to reaching 99 Slayer.
• OSRS Money Making Guide: Discover the best methods for earning GP to fund your account.
• OSRS Prayer Calculator: Calculate the costs and experience for training your Prayer level.
• OSRS Quest Helper: The ultimate guide to completing every quest in OSRS efficiently.
• OSRS High Alchemy Calculator: Find profitable items to cast High-Level Alchemy on.