r/Comma_ai is a subreddit with 21k members. They frequently recommend/review hybrid car, harness, and hatchback, and the most common flair used is openpilot experience, vehicle compatibility, installation questions, bugs, and shipping questions.
comma is building the Android of self-driving cars.
Join the fleet with the comma four! $999, plugs into the car you already drive, and drives half your miles.
Products Discussed in r/Comma_ai
Hybrid Car
2 reviews
#1
Toyota
5.0★ from 2 reviews
Harness
1 review
#1
Comma
5.0★ from 1 review
Hatchback
1 review
#1
Toyota
5.0★ from 1 review
Flair Used in r/Comma_ai
#1
openpilot Experience
: "Thought this was funny and clever"
115 posts
#2
Vehicle Compatibility
: "Comma working perfectly on 2020 LC500"
22 posts
#3
Installation Questions
: "How did I do on my C4 install in my RAV4? Bonus: power button"
17 posts
#4
Bugs
: "What the heck is this?"
15 posts
#5
Shipping Questions
: "My comma 4 device arrived soaked in water."
11 posts
#6
Code Questions
: "[sunnypilot] has anyone found an improvement for intense nagging?"
9 posts
Member Growth in r/Comma_ai
Yearly
+5k members(35.6%)
About
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Last updated: June 28, 2026