Rickresource Rickenbacker Forum

Kira, the neck differences (in measurements anyway are small--something like 1.6" at the nut for the 320, 1.65" for most of the 325 models. The fretboard radius on the 320 more like Lennon's guitar--10", vs 7.25" on the 325c58 (kinda curious about that myself). I like the flatter board myself.
Bill ...

I *think* the 320 bodies and necks are physically different than their 325/310/315 counterparts--wider bodies (13.25" vs. 12.75"), and narrower necks. The 320 body depth is the same as the 325c64, 1996RI, and the 350 models (1.5").

Bill
Probably any slight differences in the necks and these 2 ...