r/triathlon is a subreddit with 278k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses triathlon, struggling, training, looking for a, and bike, and they frequently recommend/review triathlon watch, tri suit, and wetsuit.
A subreddit dedicated to the sport of triathlon, and all of its constituent components, quirks, and joys.
Popular Themes in r/triathlon
#1
Advice Requests
: "Help me to improve"
18 posts
#2
Solution Requests
: "How much would you buy this 2016 Cervelo P2 for? It’s for sale near me, but wanted to come ask the experts :)"
4 posts
#3
Pain & Anger
: "My official results from my 1st Sprint Triathlon. Being that I was the very last one out of the lake; this wasn’t too bad 😜"
4 posts
#4
Money Talk
: "Is this a good deal for first Tri-bike (S-Works Shiv)?"
2 posts
#5
Ideas
: "Build Your Own AI Triathlon Coach (Claude Code + TrainingPeaks + Strava) — Free & Open Source"
1 post
Popular Topics in r/triathlon
#1
Triathlon
56 posts
#2
Struggling
46 posts
#3
Training
22 posts
#4
Looking For A
20 posts
#5
Bike
17 posts
#6
Swimming
14 posts
#7
Hate
11 posts
#8
Running
10 posts
#9
Wetsuit
9 posts
#10
Hard Time
7 posts
Products Discussed in r/triathlon
Triathlon Watch
267 reviews
#1
Garmin
4.5★ from 211 reviews
#2
Coros
4.7★ from 24 reviews
#3
Suunto
4.4★ from 11 reviews
Tri Suit
196 reviews
#1
Zoot
4.4★ from 34 reviews
#2
Castelli
4.5★ from 11 reviews
#3
2XU
4.0★ from 11 reviews
Wetsuit
67 reviews
#1
Xterra
4.1★ from 21 reviews
#2
Roka
4.3★ from 10 reviews
#3
Orca
4.2★ from 6 reviews
Flair Used in r/triathlon
#1
Race/Event
: "Crazy enough to do a 70.3 as my first ever triathlon — 6h48 not so bad but open-water anxiety was the hardest part"
37 posts
#2
Training questions
: "Body image and triathlon"
33 posts
#3
Gear questions
: "Is this a good deal"
23 posts
#4
Bike shopping
: "2018 Felt AR5 New bike day!!"
20 posts
#5
Cycling
: "Ironman Training"
13 posts
#6
Swimming
: "I'm so happy that I made a nonstop 1000m swimming today!"
13 posts
#7
Swim critique
: "Help me to improve"
12 posts
#8
Can I do it?
: "Let’s gooo 🚀"
11 posts
#9
Race report
: "Do things you’re bad at"
8 posts
#10
How do I start?
: "From the couch to Ironman. Two years that changed me as a person"
8 posts
Member Growth in r/triathlon
Yearly
+28k members(11.4%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/triathlon, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: July 23, 2026