| Kit | Format | Total Processing Time | Comments |
| Millipore Fast-Trap Kit | Vacuum | 21 min | Millipore Fast-Trap Virus Purification and Concentration Kits are fast, safe, easy and dependable |
| S | Syringe filter | 40 min | Flow rate difficult to control, left with “messy” impression due to occasional drop of liquid when changing syringe filters |
| V | Centrifugal | 1 h 20 min (40 min if no clogging) | Clarification device clogged |
| Traditional CsCI | CsCI Density Gradient | Approx. 48 hrs | Labor intensive and requires specialized laboratory equipment |