| Aird+10 | Ueda+14 | Buchner+15 | ||
| sources without counterpart | yes | yes | ||
| photometric redshift uncertainty | yes | yes | yes | |
| +systematic uncertainty | yes | |||
| spectral analysis | absorption model | yes | yes | |
| soft scattering component | (fixed) | yes | ||
| Compton reflection component | yes | |||
| Handles varying uncertainties | yes | yes | yes | |
| Handles ambiguous solutions | N/A | ? | yes | |
| LF | Assumed column density distribution | LDDE | free | |
| Assumed evolution model | LDDE | LDDE | free | |