r/Comma_ai is a subreddit with 22k members. They frequently recommend/review hybrid car, harness, and hatchback, and the most common flair used is openpilot experience, bugs, vehicle compatibility, installation questions, and code questions.
Hands free driving for the car you already have.
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
: "I Taught My Comma To Read Speed Limit Signs"
132 posts
#2
Bugs
: "What the heck is this?"
17 posts
#3
Vehicle Compatibility
: "Making my quarterly plea for TSS 3.0 to be supported or atleast an update"
17 posts
#4
Installation Questions
: "How did I do on my C4 install in my RAV4? Bonus: power button"
13 posts
#5
Code Questions
: "[sunnypilot] has anyone found an improvement for intense nagging?"
9 posts
#6
Shipping Questions
: "My comma 4 device arrived soaked in water."
4 posts
Member Growth in r/Comma_ai
Yearly
+6k members(34.1%)
About
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Last updated: August 31, 2026