Sports Calculators

Sports performance, training and equipment calculations

38 calculators in this category

Marathon Pace Calculator

Plan your marathon pacing strategy with mile-by-mile split tables. Calculate negative splits, predict the wall, and estimate finish time for any target pace.

Race Predictor Calculator

Predict your finish time at any race distance using the Riegel formula. Convert 5K, 10K, or half marathon results into accurate marathon time estimates.

Running Cadence Calculator

Find your optimal running cadence based on pace, height, and experience level. Calculate steps per minute and get a personalized cadence improvement plan.

Sprint Speed Calculator

Convert your 40-yard dash, 100m, or 200m sprint time into mph, kph, and m/s. Compare your average and top speed to NFL combine and Olympic benchmarks.

Triathlon Time Calculator

Estimate your total triathlon finish time for sprint, Olympic, half Ironman, or full Ironman distances. Enter swim, bike, and run paces with transitions.

Training Load Calculator

Calculate your running training stress score and weekly training load. Monitor fitness, fatigue, and form with the acute-to-chronic workload ratio model.

Interval Training Calculator

Calculate interval training paces from your race times. Get target splits for 200m, 400m, 800m, and 1600m repeats with optimal rest period recommendations.

Relay Split Calculator — Optimal Leg Order & Flying Start

Predict your relay team's potential time from individual 100m or 400m bests. Calculate flying start adjustments and optimize leg order for 4x100 and 4x400.

Elevation Gain Pace Calculator — Hilly Course Time Adjustment

Adjust your running pace for hilly courses based on total elevation gain. Calculate flat-equivalent times and see how climbs and descents affect race results.

Age-Graded Running Calculator — WMA Performance Percentage

Calculate your age-graded running performance percentage using WMA tables. Compare race times across ages and genders from 5K through marathon distances.

Track Lane Distance Calculator

Calculate the exact running distance and stagger offset for each lane on a standard 400m track. Get IAAF measurements for 200m, 400m, and 800m race starts.

Shoe Mileage Calculator

Track your running shoe mileage and find out when to replace them. Estimate shoe lifespan based on weekly miles, body weight, terrain, and running style.

Tempo Run Pace Calculator

Calculate your tempo and lactate threshold running pace from a recent race time. Get target paces for threshold runs, cruise intervals, and steady-state effort.

Golf Handicap Calculator

Calculate your golf handicap index using the World Handicap System formula. Enter your last 20 scores to find your playing handicap for any course and slope.

Golf Club Distance Calculator

Estimate your golf shot carry distance from clubhead speed and club loft angle. Compare distances across all clubs from driver through wedges with our chart.

Basketball Shooting Calculator

Calculate true shooting percentage, effective field goal percentage, and points per shot attempt from your basketball stats. Compare efficiency to NBA averages.

Baseball ERA Calculator

Calculate ERA, WHIP, FIP, K/9, and BB/9 from your pitching statistics. Evaluate pitcher performance with advanced baseball metrics and league comparisons.

Soccer Stats Calculator

Calculate expected goals from shot positions and normalize your soccer stats to per-90 minutes. Analyze shooting, passing, and defensive metrics like a pro.

Tennis Serve Speed Calculator

Calculate your tennis serve speed from video frame analysis and court dimensions. Estimate ball spin rate and compare your serve to ATP and WTA tour averages.

Bowling Average Calculator

Calculate your bowling average, league handicap, and strike and spare percentages from game-by-game scores. Track your improvement over any number of games.

NFL Passer Rating Calculator

Calculate NFL passer rating from completions, attempts, yards, touchdowns, and interceptions. See the 4-component breakdown and compare to all-time QB leaders.

Volleyball Stats Calculator

Calculate volleyball hitting percentage, pass rating, serve receive efficiency, and points per set. Analyze your performance with advanced volleyball metrics.

Cricket Run Rate Calculator

Calculate required run rate, net run rate, and DLS par scores for cricket matches. Plan your chase strategy with over-by-over target projections and analysis.

Hockey Stats Calculator

Calculate Corsi, Fenwick, PDO, and goals above replacement from your hockey statistics. Analyze 5-on-5 possession metrics and player impact with advanced stats.

Batting Average Calculator

Calculate batting average, on-base percentage, slugging percentage, and OPS from your baseball hitting stats. Compare your numbers to MLB league averages.

Fantasy Trade Value Calculator

Evaluate fantasy sports trade fairness using value over replacement calculations. Compare player values by position with projected stats and scarcity.

Ski Speed Calculator

Calculate your downhill skiing speed from slope gradient, vertical drop, and run length. Factor in snow friction and air drag for realistic speed estimates.

Snowboard Stance Calculator

Find your optimal snowboard stance width and binding angles based on height, boot size, and riding style. Get setup recommendations for freestyle or freeride.

Climbing Fall Factor Calculator

Calculate climbing fall factor and impact force on your rope and gear. Estimate peak load from fall distance, rope length, and rope characteristics for safety.

Swimming Split Calculator

Calculate even and negative swimming splits for any pool distance from 50m to 1500m. Get per-lap times with turn deductions and track your SWOLF efficiency.

Boxing Reach Calculator

Calculate boxing reach advantage between two fighters and find your ape index. Compare wingspans to determine optimal striking distance and range advantages.

One Rep Max Calculator

Estimate your one rep max from any submaximal lift using Epley, Brzycki, and Lander formulas. Get a full percentage chart for programming your training loads.

Cycling Power Calculator

Calculate cycling power in watts needed for any target speed. Factor in rider weight, gradient, wind, and aerodynamic drag to plan your rides and race efforts.

Cycling FTP Calculator

Calculate your cycling FTP from a 20-minute power test. Get your 7 training power zones and watts-per-kilogram classification from beginner to world class.

Rugby Points Calculator

Calculate rugby match scores from tries, conversions, penalties, and drop goals. Explore scoring scenarios and estimate win probability for union and league.

Rowing Split Calculator

Calculate rowing ergometer splits, watts, and projected finish times. Convert between pace per 500m and watts using the Concept2 formula for any race distance.

Martial Arts Weight Cut Calculator

Plan a safe weight cut for MMA, boxing, or wrestling with water loading and cutting phases. Get a day-by-day protocol with warnings if your cut exceeds 8%.

Archery Sight Mark Calculator

Calculate archery sight marks for any distance from your arrow speed and bow setup. Generate a sight tape with pin positions based on arrow trajectory and drop.