Sports Calculators

How do I calculate batting average?

Batting Average

Calculate batting average from hits and at-bats. Compare to .300 club legends.

How do I calculate era?

ERA

Earned Run Average — the gold standard of pitching stats. Sub-3.00 is elite.

What percentage is this?

Fielding Percentage

Measure defensive reliability from putouts, assists, and errors.

How do I calculate fip?

FIP

Fielding Independent Pitching — isolate what pitchers truly control.

How do I calculate magic number?

Magic Number

How many wins to clinch? Track your team's path to the playoffs.

What percentage is this?

On Base Percentage

OBP — the most important offensive stat. Hits + walks + HBP.

What percentage is this?

Slugging Percentage

SLG measures raw power. Total bases per at-bat.

How do I calculate war?

WAR

Wins Above Replacement — the ultimate player value metric.

How do I calculate whip?

WHIP

Walks + Hits per Inning Pitched. Under 1.00 is dominant.

How do I calculate dunk?

Dunk

Can you dunk? Calculate required vertical leap based on height and reach.

How do I calculate efg?

eFG

Effective Field Goal % — adjusts for the extra value of three-pointers.

How do I calculate game score?

Game Score

John Hollinger's Game Score — rate individual game performances 0-40+.

How do I calculate quiz: dunk?

Quiz: Dunk

Interactive quiz: test your basketball knowledge while calculating dunk potential.

How do I calculate ts%?

TS%

True Shooting % — the most accurate measure of scoring efficiency.

How many calories do I need?

Burpee Calorie

How many calories does one burpee burn? Track your HIIT session.

How do I calculate calories burned?

Calories Burned

General activity calorie burn using MET values. 200+ activities.

How do I calculate calories burned by heart rate?

Calories Burned by Heart Rate

Use your heart rate for the most accurate calorie estimation.

How many calories do I need?

Elliptical Calorie

Estimate calories burned on the elliptical by resistance and duration.

How do I calculate fat burning zone?

Fat Burning Zone

Find your optimal heart rate zone for maximum fat oxidation.

How do I calculate hiking?

Hiking

Calories, pace, and elevation gain for trail hikes and backpacking.

How many calories do I need?

Jump Rope Calorie

Calculate calories burned jumping rope by speed, duration, and weight.

How many calories do I need?

Running Calorie

Calories burned running — by pace, distance, weight, and terrain.

How do I calculate sauna calories burned?

Sauna Calories Burned

How many calories does a sauna session really burn? Science-based estimates.

How do I calculate snow shoveling calories?

Snow Shoveling Calories

Winter workout! Calories burned shoveling snow by duration and intensity.

How many calories do I need?

Stairs Calorie

Calories burned climbing stairs — flights, steps, and StairMaster.

How do I calculate steps to calories?

Steps to Calories

Convert your daily step count into calories burned.

How many calories do I need?

Swimming Calorie

Calories burned swimming by stroke, pace, and duration.

How many calories do I need?

Walking Calorie

Calories burned walking — by speed, distance, weight, and incline.

How do I calculate weight loss?

Weight Loss

Calculate calorie deficit needed. Timeline and macro targets for your goals.

How do I calculate batting strike rate?

Batting Strike Rate

Runs scored per 100 balls faced. Compare to Brendon McCullum and AB de Villiers.

How do I calculate bowling average?

Bowling Average

Runs conceded per wicket. The lower the better — Murali, McGrath, Anderson legends.

How do I calculate cricket follow-on?

Cricket Follow-On

Does the batting team have to follow on? Calculate the follow-on threshold.

How do I calculate duckworth lewis?

Duckworth Lewis

Rain-interrupted match target calculation using the DLS method.

How do I calculate icc?

ICC

ICC ranking points calculator for Test, ODI, and T20I team rankings.

How do I calculate net run rate?

Net Run Rate

NRR — the tiebreaker in cricket tournaments. Run rate differential.

How do I calculate bike cadence & speed?

Bike Cadence & Speed

Calculate speed from cadence and gear ratio, or cadence from speed.

How do I calculate bike gear?

Bike Gear

Gear ratios, gear inches, and development for any chainring/cog combo.

How do I calculate bike pace?

Bike Pace

Time, distance, and speed calculator for cycling routes.

How do I calculate bike size?

Bike Size

Find your ideal frame size from height and inseam measurements.

How do I calculate biking life gain?

Biking Life Gain

How much longer will you live by cycling regularly? Science-backed estimates.

How do I calculate calories burned biking?

Calories Burned Biking

Calories burned cycling by speed, duration, weight, and terrain.

How do I calculate chain length?

Chain Length

Calculate ideal chain length from chainring, cog, and chainstay length.

How do I calculate cycling breakaway?

Cycling Breakaway

Time gap, speed differential, and catch probability for breakaways.

How do I calculate cycling heart rate zone?

Cycling Heart Rate Zone

Cycling-specific HR zones for endurance, tempo, threshold, and VO2max.

How do I calculate cycling wattage?

Cycling Wattage

Estimate power output from speed, weight, gradient, and drag.

How do I calculate e-bike range?

E-Bike Range

Battery range estimates based on capacity, assist level, terrain, and rider weight.

How do I calculate bicycle lubricant cost?

Bicycle Lubricant Cost

Annual drivetrain lube cost based on riding frequency, conditions, and lube type.

How do I calculate age grade?

Age Grade

Age-graded running performance — compare across age groups and genders.

How do I calculate ape index?

Ape Index

Wingspan-to-height ratio. Positive ape index is an advantage in climbing and swimming.

How much force is required?

Human Punch Force

Estimate punch force from body weight, speed, and technique. Newton to PSI.

How do I calculate anaerobic threshold?

Anaerobic Threshold

Find your lactate threshold — the boundary between aerobic and anaerobic effort.

How do I calculate bruce protocol mets?

Bruce Protocol METs

Estimate METs from Bruce Protocol treadmill test stages.

How do I calculate erg?

ERG

Rowing ergometer splits, watts, and pace for Concept2 and water rowing.

What should my heart rate be?

Heart Rate

Resting, max, and reserve heart rate with multiple estimation formulas.

How do I calculate heart rate recovery?

Heart Rate Recovery

Measure cardiovascular fitness by how fast your HR drops after exercise.

How do I calculate heart rate zone?

Heart Rate Zone

Five training zones from recovery to VO2max using Karvonen method.

How do I calculate hiking time?

Hiking Time

Estimate hiking duration from distance, elevation, and fitness level (Naismith's Rule).

What should my heart rate be?

Max Heart Rate

Compare 7+ MHR formulas: Haskell, Tanaka, Gulati, Gellish, and more.

How do I calculate met minutes?

MET Minutes

Weekly MET-minutes for WHO activity guidelines (150-300 min/week).

What should my heart rate be?

Target Heart Rate

Karvonen target HR for any training intensity percentage.

How do I calculate vo2 max?

VO2 Max

Estimate aerobic capacity from running, cycling, or step test data.

How do I calculate magic mile?

Magic Mile

Jeff Galloway's Magic Mile — predict 5K, 10K, half marathon, and marathon times from a 1-mile time trial.

How do I calculate marathon pace?

Marathon Pace

Pace from goal time — GPS (~26.5 mi) and 26.2 mi averages, wall zone, fuel strategy.

How do I calculate pace?

Pace

Convert between min/mile, min/km, mph, and km/h. Distance ÷ time = pace.

How do I calculate race predictor?

Race Predictor

Riegel formula (T2 = T1 × (D2/D1)^1.06) — predict race times from one distance to another.

How do I calculate race time improvement?

Race Time Improvement

Track improvement % between races. Age-grade adjusted with training effect estimation.

How do I calculate running pace?

Running Pace

Detailed splits per mile/km. Easy, tempo, threshold, and interval zones from race pace.

How do I calculate running split?

Running Split

Even, positive, and negative splits; 26.2 or ~26.5 mi distance. Per-mile race planning.

How do I calculate steps to km?

Steps to km

Convert steps to kilometers based on stride length. 10,000 steps ≈ 7.6 km for men.

How do I calculate steps to miles?

Steps to Miles

Convert steps to miles. ~2,000 steps per mile. Track daily walking distance.

How do I calculate stride length?

Stride Length

Estimate stride from height (0.413 walking, 0.45 running). Cadence × stride = speed.

How do I calculate training pace?

Training Pace

Jack Daniels VDOT training zones: Easy, Marathon, Threshold, Interval, Repetition.

How do I calculate vo2 max runners?

VO2 Max Runners

Running-specific VO2max from Cooper 12-min test, 1.5-mile test, or VDOT race tables.

How do I calculate average triathlon finishing time?

Average Triathlon Finishing Time

Sprint (1:20), Olympic (2:50), Half-Ironman (5:30), Ironman (12:30) average finishing times.

How do I calculate cycling power zones?

Cycling Power Zones

Coggan 7 zones from FTP: Recovery, Endurance, Tempo, Threshold, VO2max, Anaerobic, Neuromuscular.

How do I calculate diy sports drink?

DIY Sports Drink

Electrolyte mix: sodium 500-700mg/L, sugar 6-8%. Save $1.70+ per serving vs commercial drinks.

How do I calculate triathlon heart rate training zones?

Triathlon Heart Rate Training Zones

Sport-specific HR zones for swim, bike, and run — accounting for 5-10 bpm offset between disciplines.

How do I calculate triathlon nutrition?

Triathlon Nutrition

Cal/hr by discipline. Carb intake 60-90g/hr. Hydration 500-1000ml/hr. Ironman burns 3,000-5,000 cal.

How do I calculate triathlon training?

Triathlon Training

Weekly hours by level: beginner 6-8hr, intermediate 10-14hr, advanced 15-20hr. Periodization planning.

How do I calculate fishing reel line capacity?

Fishing Reel Line Capacity

Calculate line capacity from spool dimensions. Mono vs braid vs fluoro — braid holds 3x more.

How do I calculate fish weight?

Fish Weight

Estimate weight from length and girth. Species-specific formulas for bass, trout, pike, and more.

How do I calculate hull speed?

Hull Speed

Hull speed = 1.34 × √LWL. Froude number and wave-making resistance for displacement hulls.

How do I calculate kiteboarding?

Kiteboarding

Kite size from wind speed and rider weight. Ideal range 15-25 knots, kites 5-17m².

How do I calculate scuba weight?

Scuba Weight

Buoyancy calculation: 10% body weight for saltwater, 8% freshwater. Wetsuit and tank adjustments.

How do I calculate swim time converter?

Swim Time Converter

Convert between SCY (25yd), SCM (25m), and LCM (50m). USA Swimming conversion factors.

How do I calculate windsurfing?

Windsurfing

Sail size from wind and weight. Board volume guide: 120-180L beginner, 90-130L advanced.

How do I calculate 5/3/1?

5/3/1

Jim Wendler's 5/3/1 program — training max, weekly percentages, and AMRAP progression.

How do I calculate bench press?

Bench Press

Estimate 1RM from reps using Brzycki, Epley, Lombardi, O'Conner, and Wathan formulas.

How do I calculate bench press pyramid?

Bench Press Pyramid

Ascending/descending pyramid sets. Classic 12-10-8-6-4-6-8-10-12 rep scheme at 60-95% 1RM.

How do I calculate one-rep max?

One-Rep Max

7 formulas for 1RM estimation plus percentage table from 95% down to 50%.

How do I calculate wilks?

Wilks

Wilks, DOTS, and GL strength scores — compare lifters across bodyweight classes.

How do I calculate arrow foc?

Arrow FOC

Front of Center balance — 7-15% hunting, 10-15% target. Affects arrow flight and penetration.

How do I calculate din?

DIN

Ski binding DIN settings from skier type, weight, height, age, and boot sole length (ISO 11088).

How do I calculate elo?

Elo

Elo rating system — chess, FIFA, and gaming. New Rating = Old + K × (Actual − Expected).

How many calories do I need?

Football Calorie

Football (soccer) calorie burn — casual 7.0 MET, competitive 10.0 MET. World Cup edition.

What percentage is this?

Goalie Save Percentage

SV% = Saves ÷ Shots Against. Hockey .920+ elite, soccer 70%+, lacrosse .600+.

How do I calculate gaa?

GAA

Goals Against Average = (Goals × 60) ÷ Minutes Played. Sub-2.00 is elite in hockey.

How do I calculate heptathlon?

Heptathlon

IAAF scoring for 7 events. Jackie Joyner-Kersee world record 7,291 points (1988).

How do I calculate passer rating?

Passer Rating

NFL passer rating — perfect 158.3. Components: completion %, YPA, TD%, INT%.

How do I calculate pool table room size?

Pool Table Room Size

Room = Table + 2 × Cue Length. 7ft needs 13'×16.5', 9ft needs 14'×18'.

What percentage is this?

Save Percentage

Multi-sport save percentage — hockey, soccer, lacrosse, and water polo comparisons.

How do I calculate ski size?

Ski Size

Ski length from height, weight, ability, and terrain. Beginners: height − 10-15cm.

How do I calculate tennis ball usage?

Tennis Ball Usage

Balls per year and cost analysis. Wimbledon uses 54,250 balls per tournament.

What percentage is this?

Winning Percentage

Win% with ties support plus Pythagorean expectation. .500 = average, .716 = 2001 Mariners.