RUN TREX homepage with running performance calculator and feature cards RUN TREXRUN FURTHER. POTENTIAL.

RUNNING PERFORMANCE CALCULATOR

HOW FAST
CAN YOU RUN?

Enter one race time. See what you could run everywhere else.
▥ Smarter
Training🏆 Bigger
Goals◎ Brighter
Futures

RUNNING PERFORMANCE
CALCULATOR

Enter one race time. See your equivalent times at every distance.

TIME
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DISCOVER YOUR POTENTIAL

MORE THAN A CALCULATOR

Everything high school runners need to train smarter, run faster, and achieve more.

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Linear Results

Same-Pace Equivalent

See your equivalent times at other distances using a simple same-pace calculation.

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Non-Linear Results

Estimated Race Performance

Get more accurate predictions using proven endurance models tailored for real-world racing.

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Goal Time Calculator

Set a goal. Get the plan.

Enter a target time and see what you need to run at other distances to be on track.

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Track Splits

Get your splits.

See lap and split times for any distance, from 400m to 5K+.

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Training Paces

Train with purpose.

Find your easy, marathon, threshold, and interval paces based on your fitness.

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PR Tracker

Track your progress.

Log your races, monitor PRs, and see your improvement over time.

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College Running

Turn your dreams into opportunities.

Explore recruiting info, college standards, and resources to get noticed.

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“Faster athletes. Brighter futures.”

CALCULATE   TRAIN   IMPROVE   BELONG