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Film comparison

Kodak Tri-X 400 vs Ilford Delta 400 Professional

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 Kodak Tri-X 400 Kodak Tri-X 400 Ilford Delta 400 Professional Ilford Delta 400 Professional
Maker Kodak Ilford
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 — −1.0 / +3.0 stops
First released — 2001
Reciprocity data No Yes
Published times 216 267

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 FX-39 Type II
Dilution · °C Tri-X 400 EI 400 Delta 400 Professional EI 400
1+9 · 20 °C 10:00 10:00
Fomadon Excel W27
Dilution · °C Tri-X 400 EI 400 Delta 400 Professional EI 400
stock · 20 °C 7:00 7:00
1+1 · 20 °C 9:00 9:30
Fomadon P
Dilution · °C Tri-X 400 EI 400 Delta 400 Professional EI 400
stock · 20 °C 11:00 10:00
1+1 · 20 °C 14:00 14:30
Fomadon R09
Dilution · °C Tri-X 400 EI 400 Delta 400 Professional EI 400
1+50 · 20 °C 13:00 18:00
Ilford ID-11
Dilution · °C Tri-X 400 EI 400 Delta 400 Professional EI 400
stock · 20 °C 7:30 9:30
1+1 · 20 °C 11:00 14:00
Kodak D-76
Dilution · °C Tri-X 400 EI 400 Delta 400 Professional EI 400
stock · 20 °C 6:45 9:30
stock · 24 °C 4:45 8:00
1+1 · 20 °C 9:45 14:00
1+1 · 24 °C 7:45 11:30
Kodak HC-110
Dilution · °C Tri-X 400 EI 400 Delta 400 Professional EI 400
Dilution B (1+31) · 20 °C 3:45 7:30
Dilution B (1+31) · 24 °C 2:30 5:00
Kodak T-Max Developer
Dilution · °C Tri-X 400 EI 400 Delta 400 Professional EI 400
1+4 · 20 °C 6:00 6:30
1+4 · 24 °C 4:45 5:00
Kodak XTOL
Dilution · °C Tri-X 400 EI 400 Delta 400 Professional EI 400
stock · 20 °C 7:00 7:30
stock · 24 °C 4:45 4:30
1+1 · 20 °C 9:00 11:30
1+1 · 24 °C 7:15 8:30

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