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Film comparison

Ilford Pan 400 vs Kodak Tri-X 400

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

Table 1
Film Ilford Pan 400 Ilford Pan 400 Kodak Tri-X 400 Kodak Tri-X 400
Maker Ilford Kodak
ISO 400 400
Type B&W negative B&W negative
Process B&W B&W
Status In production In production
Formats — —
Grain (RMS) — —
Resolving power — —
Latitude — —
First released — —
Reciprocity data No No
Published times 97 216

Developers in common

Table 2

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.

Ilford ID-11
Dilution · °C Pan 400 EI 400 Tri-X 400 EI 400
stock · 20 °C 7:00 7:30
1+1 · 20 °C 13:00 11:00
1+3 · 20 °C 20:00 19:00
Kodak D-76
Dilution · °C Pan 400 EI 400 Tri-X 400 EI 400
stock · 20 °C 7:00 6:45
1+1 · 20 °C 13:00 9:45
Kodak HC-110
Dilution · °C Pan 400 EI 400 Tri-X 400 EI 400
Dilution B (1+31) · 20 °C 6:00 3:45
Kodak T-Max Developer
Dilution · °C Pan 400 EI 400 Tri-X 400 EI 400
1+4 · 20 °C 6:00 6:00

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