| Difference | Similarity |
| John was british, Frank was american. | They were both born in 1940 |
| John was a Socialist, Frank was a Liberal. | They were both lower middle class |
| John was (mostly) commercial or had commercial success, Frank was anti or not commercial and had very little commercial success | They both did stuff that was considered avant-garde or ahead of their time. John with Yoko and to some extent even The Beatles, Frank alone and with The Mothers. |