- Both Willy and Biff are salesmen.
- Both Willy and Biff are chasing the American Dream.
- Both Willy and Biff have been unsuccessful in achieving the American Dream.
- Both Willy and Biff are disaffected with their place in society.
- Both Willy and Biff have strained relationships with their wives and children.
- Both Willy and Biff are capable of self-deception.
- Both Willy and Biff are ultimately tragic figures.
Differences
- Willy is a father, while Biff is a son.
- Willy is married, while Biff is single.
- Willy has two sons, while Biff is an only child.
- Willy is older than Biff.
- Willy is more successful than Biff in terms of his career.
- Willy is more optimistic than Biff.
- Willy is more willing to believe in the American Dream than Biff.