ESP32 RC Cars
Hardware
rc car robotics
SHOW HN2025
335points
63comments
#146of 3,837 in 2025
Top 4%of 2025 by points
How HN took it
LovedMost comments that take a side are positive
10 positive, 27 neutral or asking, 0 mixed, 1 critical, out of 38 comments about the project. Thread score +0.25.
Idea: 9 for, 0 againstPricing: 0 for, 1 against
The thread, comment by comment
Each row is a top-level comment and its replies, in HN's order. Select a cell to open that comment on HN.
positive neutral or mixed critical about another commenter or something else the maker
What HN said
What people liked
Cool, fun project that commenters find inspiring
From 3 comments
this. is. awesome.
fitsumbelay on HNFPV car racing incoming!
Abimelex on HNSo cool! I bought the same kit last year and recently bought a esp32 game controller with a tiny display: https://github.com/01studio-lab/pyController When I have some time I'll…
jtwaleson on HN
Objections
Latency concerns for control and video feed
From 3 comments
The big issue with FPV, and the reason it stayed on analog tech for so long is because of latency. How is the latency for this project?
Scene_Cast2 on HNNice work! I’ve been thinking of taking on a similar project and would be curious what’s your experience like with latency? Can you view the video feed and control remotely? My…
conductr on HNWhat is the latency?
Jemm on HN
ESP32-CAM frame rate needs an external antenna
From 2 comments
before you get a ESP32 CAM (I love em) consider one with an external antenna it may be wise to read this…
123pie123 on HNIn my case it went from a patchy 1mbps to a stable 20mbps right away, according to my router's admin page - right after resoldering the resistor and connecting the antenna.…
eurekin on HN
Requests
Add 4G module for remote driving
From 1 comment
It would be quite nice to add a 4G module, allowing you to drive around the city (:
jesprenj on HN
Autonomous driving via vision processing
From 1 comment
Idea to make it more fun:run Yolo vision processing on the client computer to make it drive autonomously.
wjan on HN
Questions
What is the latency?
From 2 comments
The big issue with FPV, and the reason it stayed on analog tech for so long is because of latency. How is the latency for this project?
Scene_Cast2 on HNWhat is the latency?
Jemm on HN
Battery life and requirements
From 1 comment
What are the battery requirements for such feed combo (RC + FPV + servo)? From experience, how does this translate to play time?
zoomablemind on HN
Where to source hardware and printed parts
From 1 comment
I want to make this with my kid but I can’t find the actual hardware as seen. Are those printed parts? Also the wheels and foam. Where would I go about sourcing these parts?
Waterluvian on HN
Alternatives named
ExpressLRS and analog FPV systems
From 1 comment
FPV today is largely using ExpressLRS[0], an open protocol for running FPV quads' control links (also using esp32 usually) Video for FPV quads on the other hand is divided: some…
emidoots on HN
Analog 5.8 GHz FPV camera kits
From 1 comment
A good 2.5 inch RC car is 30 bucks on AliExpress now, A standalone 5.8 GHz analog camera is 25 bucks. Just for those that may be more interested in the outcome than just a fun…
idunnoman1222 on HN