I've played string bass, and fiddled with electric bass (and violin), and play guitar so I hope I can help. Anyone who has more experience with an electric bass can feel free to correct me because I'm limited in this one, but I figured: hey, string bass, electric bass... there's not a lot of difference to me. Lol
The major difference with the chords I think are that with bass there's really not a way to play chords like on an acoustic. From what I've seen/experienced bass is more about playing the lower note on the chord that the group is playing and supporting it. If your reading sheet music the clef will also be different then tabs, or treble clef (but once you know it it's the easiest one imo).
In a lot of ways it is very different from acoustic guitar, especially if you do a lot of chords and not a lot of plucking (like most classical guitars are done in). Bass is fairly easy for people to pick up I think because it's very forgiving and straightforward. (Between you and me, it'll also teach you how to stretch and build callouses like no other instrument can
). I don't know how well going from acoustic to bass will transfer over, but I have found that transferring what you know from bass into acoustic does help a lot. Bass is fun and bassists are always needed (and are the life of the band/party