C305 (Predecessor model)  | C306/C406/C307/C407 (This model)  | |
|---|---|---|
Image Transfer  | Direct Transfer  | Indirect transfer  | 
Paper Transfer  | Repulsion transfer (Paper transfer bias is applied to the ITB drive roller.)  | Attraction transfer (Paper transfer bias is applied to the paper transfer roller.)  | 
Contact/release mechanism  | Constant contact (No release mechanism)  | |
Cleaning Mechanism  | Cleaning Blade + Lubricant brush roller  | Cleaning Blade  |