<p>Coming back to Lego after a 20 year break gave me headache when discovering the electric systems available. Is there a good comparison around or could we make one here? What connector fits, what voltages etc. What will my 9V system fit with? Anything compatible with Mindstorms?</p>

CC BY-SA 4.0
2021-12-15T14:37:34.743Z
Is this what you are looking for: https://bricks.stackexchange.com/questions/1605/what-are-the-electrical-properties-of-electric-lego-systems It could use some updates to cover Powered Up.
jncraton
CC BY-SA 4.0
2021-12-15T14:39:10.453Z
That looks spot on, wonder why it didn’t show up when searching. Anyhow, thanks!
norq
CC BY-SA 4.0
2021-12-15T14:43:05.843Z
Guess it need update with power up and the new robot inventor system.
norq
CC BY-SA 4.0
2021-12-15T15:29:43.080Z
I've expanded and updated that answer to include Powered Up.
jncraton
CC BY-SA 4.0
2021-12-15T15:38:51.893Z
@jncraton wow great!
norq
<electronics>
Is there any good comparison of Lego Electric systems?
norq
# Is there any good comparison of Lego Electric systems?

(Asked by: username_0 on 2021-12-15)

Coming back to Lego after a 20 year break gave me headache when discovering the electric systems available. Is there a good comparison around or could we make one here? What connector fits, what voltages etc. What will my 9V system fit with? Anything compatible with Mindstorms?

**Tags:** electronics

> **Comments:**
> **username_1**: Is this what you are looking for: https://bricks.stackexchange.com/questions/1605/what-are-the-electrical-properties-of-electric-lego-systems It could use some updates to cover Powered Up.  
> **username_0**: That looks spot on, wonder why it didn’t show up when searching. Anyhow, thanks!  
> **username_0**: Guess it need update with power up and the new robot inventor system.  
> **username_1**: I've expanded and updated that answer to include Powered Up.  
> **username_0**: @username_1 wow great!  

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## 0 answers

