Black Friday 36.3% More Expensive [Pricing Analysis]

Black Friday 36.3% More Expensive [Pricing Analysis]

Is Black Friday the cheapest day to buy stuff? After investigating the two largest markets - clothing and tech - the answer is a firm no. In this pricing analysis study, we analyzed 1.4 million prices of 4,024 sneakers from more than 200 retailers over the past 3 years to understand the relationship between prices on Black Friday and the rest of the year. We also analyzed one of the 5 most popular products from 3 different tech categories on Amazon to understand if th[…]


133 stats on 5K running races in the US

133 stats on 5K running races in the US

  The purpose of this page is to provide detailed stats about the 5Ks in the US. Feel free to use this information as long as you link to the original source.    The data for this statistics page is a result of the collaboration between the IAAF and RunRepeat.com. The stats about the 5-kilometer runs has been compiled and presented by Vania Nikolova, Ph.D. in Mathematical analysis.  If you want to compare your finish time with the rest of your f[…]


The Ultimate Analysis of NBA Salaries [1991-2019]

The Ultimate Analysis of NBA Salaries [1991-2019]

  Summary We spent 3 months conducting the largest research on salaries in the NBA league. The database contains 12,211 NBA players’ salaries dating from 1990-91 to the 2018-19 season, with a total of 2,244 different players playing in the NBA over this time. The research spreads over 6 different CBA agreements, with the last one (2017) still ongoing.   Key takeaways: The average salary in the NBA has increased more than 7x since the 1990-91 seas[…]


323,776 Reviews Say "Expensive Workout Shoes Aren't Worth It"

323,776 Reviews Say "Expensive Workout Shoes Aren't Worth It"

  Are expensive workout shoes worth it? This study analyzed 323,776 reviews of 336 workout shoes from 20 different brands. The analysis focused on the pricing, rating, and savings for shoes across the entire category as well as individual brands.  The data makes it clear that expensive workout shoes are not better than more affordable ones.  In fact, the inexpensive workout shoes are overall rated better than the more expensive workout shoe options.[…]


The Political Divide: Dems and Reps Can't Even Agree on Shoes

The Political Divide: Dems and Reps Can't Even Agree on Shoes

  The political divide is seemingly greater than ever. Although we are all citizens of the same country, there are clearly differences in the people that fall on both sides of the aisle. Which begs the question: how does one’s political affiliation impact their online shoe shopping behavior?  To answer that question, we enlisted the help of customers at RunRepeat.  We conducted a survey where customers were asked to self-identify their political[…]


The State of Running 2019

The State of Running 2019

This is the first mapping of Global running participation. The analysis covers 107.9 million race results from more than 70 thousand events from 1986 to 2018. This is by far the largest study of race results in history.        You may use material from this report as long as you refer to this original report. For special requests, or questions, email lead researcher Jens Jakob Andersen at jens@runrepeat.com.   Key conclusions Even[…]


Sprint Interval Training: Burn 40% More Fat Than HIIT in 60% Less Time

Sprint Interval Training: Burn 40% More Fat Than HIIT in 60% Less Time

  From fitness gurus and gym trainers to that one colleague who never shuts up about Crossfit, all will tell you exactly what you need to do to lose weight. Despite how convincing all these so-called experts may sound, weight loss comes down to two things: 1) What you consume, and 2) What you do. That’s it. The most obvious thing people do when they want to lose weight is some form of cardio. Instead of following the guidance of the misinformed, I conduct[…]


185,959 Reviews Say Expensive Sneakers Aren't Worth It [Research]

185,959 Reviews Say Expensive Sneakers Aren't Worth It [Research]

  Put your money away! As the price of a pair of sneakers goes up, user satisfaction does not increase with it. To the contrary, RunRepeat data suggests that shoppers are more satisfied with cheaper sneakers than they are with expensive sneakers.     After analyzing 185,959 reviews of the 1,000 most popular pairs of sneakers in the RunRepeat database, regression analysis shows that there is no statistical correlation between the price of sneakers[…]


Where Does Your City Rank in the Cricket World Cup Rankings?

Where Does Your City Rank in the Cricket World Cup Rankings?

454 cities, 1850 players, 453 matches ... and the winner is? England has finally won the World Cup. They entered the tournament as clear favorites with India and Australia considered to be the only two hurdles. However, it was New Zealand that came incredibly close to spoiling the party. Did you know which city will be the favorite if cities instead of countries were competing?   We analyzed the performances of more than 1,850 players from 133 World Cup squa[…]


The Most Popular Euroleague Teams

The Most Popular Euroleague Teams

Summary: Fans of Euroleague teams fill 68% of their arenas capacities on average Only 2 teams (Zalgiris and Maccabi) gather more than 90% of their arena's capacity 7 teams in total have above the average attendance regarding the arena capacity %, and 9 teams are below the average in this aspect   Zalgiris fans showed that Lithuania is a land of basketball - 5% of Kaunas population goes to the arena every game Vitoria is following closely with 4.5%[…]