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Film comparison

Ilford Delta 100 Pro vs Lomography Potsdam 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.

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Specification side by side

Film Ilford Delta 100 Pro Ilford Delta 100 Pro Lomography Potsdam 100 Lomography Potsdam 100
Maker Ilford Lomography
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 2019
Reciprocity data Yes No
Published times 107 7

Developers in common

Each 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.

ADOX Rodinal
Dilution · °C Ilford Delta 100 Pro EI 100 Potsdam 100 EI 100
1+25 · 20 °C 9:00 7:00
1+50 · 20 °C 14:00 9:30
Ilford ID-11
Dilution · °C Ilford Delta 100 Pro EI 100 Potsdam 100 EI 100
1+1 · 20 °C 11:00 7:00
Ilford Ilfosol 3
Dilution · °C Ilford Delta 100 Pro EI 100 Potsdam 100 EI 100
1+9 · 20 °C 5:00 6:00
Kodak D-76
Dilution · °C Ilford Delta 100 Pro EI 100 Potsdam 100 EI 100
stock · 20 °C 9:00 5:30

Also with a box-speed time for each film, but not at a shared dilution and temperature: Kodak XTOL.