Film comparison
Ilford Delta 100 Pro vs Ultrafine Xtreme 100
What the catalogue holds about each, and the times they share. A dash means a figure has not been read off a datasheet — nothing here is estimated.
Specification side by side
Table 1| Film |
Ilford Delta 100 Pro
|
Ultrafine Xtreme 100
|
|---|---|---|
| Maker | Ilford | Ultrafine |
| ISO | 100 | 100 |
| Type | B&W negative | B&W negative |
| Process | B&W | B&W |
| Status | In production | In production |
| Formats | — | — |
| Grain (RMS) | — | — |
| Resolving power | — | — |
| Latitude | −1.0 / +1.0 stops | — |
| First released | 1992 | — |
| Reciprocity data | Yes | No |
| Published times | 107 | 4 |
Developers in common
Table 2Each film’s time at its own box speed in the same developer, at the same dilution and temperature. Every time opens the full table for that film in that developer.
| Dilution · °C | Ilford Delta 100 Pro EI 100 | Xtreme 100 EI 100 |
|---|---|---|
| stock · 20 °C | 9:00 | 8:00 |
| 1+1 · 20 °C | 12:00 | 10:30 |
| Dilution · °C | Ilford Delta 100 Pro EI 100 | Xtreme 100 EI 100 |
|---|---|---|
| Dilution B (1+31) · 20 °C | 6:00 | 8:30 |