r/triathlon is a subreddit with 276k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses triathlon, bike, training, struggling, and gear, 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
: "Bad chaffing on neck from trisuit. Advice needed."
20 posts
#2
Solution Requests
: "Full upgrade or just fix it up?"
7 posts
#3
Pain & Anger
: "Planning a DNF die to injury"
4 posts
#4
Money Talk
: "Found on marketplace for $850, worth it?"
2 posts
Popular Topics in r/triathlon
#1
Triathlon
: "This Guy did his First Sprint Triathlon!"
139 posts
#2
Bike
: "New (to me) Bike day!!"
65 posts
#3
Training
: "Training for triathlons after 50"
65 posts
#4
Struggling
46 posts
#5
Gear
: "Looking for budget options on Gear?"
28 posts
#6
Race
: "Chris Nikic, the first person with Down syndrome to complete an Ironman, completes Ironman 70.3 Massachusetts. Shortly before the Race, Nikic announced that he needed a guide to run alongside him for the Race. That's when Dr. Tommy Martin decided to step up."
27 posts
#7
Swimming
: "Need feedback on Swimming"
26 posts
#8
Ironman
: "Chris Nikic, the first person with Down syndrome to complete an Ironman, completes Ironman 70.3 Massachusetts. Shortly before the race, Nikic announced that he needed a guide to run alongside him for the race. That's when Dr. Tommy Martin decided to step up."
26 posts
#9
Wetsuit
: "Wechselplane für Wetsuit - was meint ihr ?"
25 posts
#10
Swim
: "Swim form tips"
25 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
Gear questions
: "New aero helmets looking like Darth Vader"
38 posts
#2
Training questions
: "Training for triathlons after 50"
33 posts
#3
Race/Event
: "Chris Nikic, the first person with Down syndrome to complete an Ironman, completes Ironman 70.3 Massachusetts. Shortly before the race, Nikic announced that he needed a guide to run alongside him for the race. That's when Dr. Tommy Martin decided to step up."
31 posts
#4
Bike shopping
: "Is this bike worth it for my first 70.3?"
20 posts
#5
Cycling
: "I think she’s ready"
18 posts
#6
Can I do it?
: "An Update to "Not progressing on Bike, 70.3 is two months out.""
13 posts
#7
Race report
: "This Guy did his First Sprint Triathlon!"
8 posts
#8
How do I start?
: "From the couch to Ironman. Two years that changed me as a person"
8 posts
#9
Swimming
: "Bad chaffing on neck from trisuit. Advice needed."
8 posts
#10
Something Useful!
: "Ironman 70.3 Triathlon Bolton DIY Framed Medal Bib Shirt Idea Cheap"
5 posts
Member Growth in r/triathlon
Yearly
+28k members(11.3%)
Similar Subreddits to r/triathlon
r/AdvancedRunning
478k members
5.0% / yr
r/AusElectricians
35k members
36.8% / yr
r/business
2.6M members
3.7% / yr
r/clinicalresearch
62k members
34.9% / yr
r/humanresources
230k members
31.9% / yr
r/IronmanTriathlon
31k members
42.8% / yr
r/OpenWaterSwimming
24k members
43.1% / yr
r/running
4.2M members
2.6% / yr
r/Velo
73k members
14.6% / yr
r/YogaTeachers
35k members
59.5% / yr
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 2, 2026