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r/arrma↗

ARRMA RC

Welcome to the Arrma RC subreddit group! Here, we celebrate and discuss RC cars from Arrma, a brand of Horizon Hobby!

23k subscribers272 posts / mo in Sep 2026172 authors / mosince 2016

r/arrma has 23k members (+32% over the last 12 months). It gets about 272 posts a month from 172 people. Top topics: RC Vehicles, Brushless Motors & ESCs and RC Car Body Build.

Free report

When to post on r/arrma

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Visitors without an account can open 3 subreddit reports a day. The best time to post on r/arrma, removal risk and the rest of the report are one step away.

Size and growth

How r/arrma has grown

r/arrma

Subscriber growth

Subscribers over time

+32%in 12 months · +5.6% in 3 months · +1.3% in 1 month
Oct 202623k
Growing23k subscribers
Data since Mar 2018Live · through Oct 2026
r/arrma

Monthly activity

Posts, comments and authors per month

−30%vs Sep 2025 · −40% last 3 months vs the 3 before
Sep 2026272
QuieterPeaked at 626 in Mar 2025
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/arrma

Top topics

Share of the subreddit's posts

  1. RC Vehicles20%
  2. Brushless Motors & ESCs3.1%
  3. RC Car Body Build2.9%
  4. RC Servo & Steering2.0%
  5. Traxxas RC Cars1.7%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. AMain Hobbies
  2. Horizon Hobby
  3. ARRMA
  4. Jennys RC LLC
  5. Arrmaforum

The full report

Everything else about r/arrma

Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.

Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research