Ilford HP5 Plus 400

B&W NegativeISO 400

Characteristics

  • Grain: medium
  • Contrast: medium
  • Latitude: wide
  • Formats available: 35mm, 120, 4x5
Ilford HP5 Plus 400
Image: Dnalor 01CC BY-SA 3.0

Ilford HP5 Plus 400 is Ilford's flagship fast cubic-grain B&W film — the European counterpart to Kodak Tri-X 400 and the second-most-shot fast B&W film in current production. HP5 Plus has been continuously produced since 1989 (replacing the earlier HP5); it is the workhorse of British photojournalism, street photography, and documentary work, with a tonal character that's slightly cooler and more neutral than Tri-X's warm-leaning palette.

Key features

  • ISO 400 rated; medium-coarse cubic grain (similar grain structure to Tri-X)
  • Wide latitude (±2 stops; comparable to Tri-X)
  • Cool-neutral tonal palette — Ilford-family signature; less warm than Kodak's MQ films
  • Excellent push tolerance — clean to EI 800-1600; usable to EI 3200
  • Available in 35mm, 120, 4×5, and 8×10 sheet — the most format-comprehensive fast B&W film in current production
  • Compatible with virtually all developers — D-76, ID-11, Microphen (Ilford-recommended for push), HC-110, XTOL, DD-X, Pyrocat-HD, Rodinal

Workflow

  • Box-speed development: D-76 1:1 at 11 min, or HC-110 Dil B at 7:30, or Microphen stock at 7:30
  • Push to EI 1600: Microphen stock at 12:30 — this is the canonical Ilford-recommended push workflow
  • Pull to EI 200 in dilute developer for high-contrast scenes
  • Standard wash and fix; HP5+ is forgiving across processing variables

Practical notes

  • HP5+ is the default B&W choice for many photographers who don't need a specific tonal character — it just works across genres
  • Cold storage extends shelf life; refrigerated HP5+ keeps 3-5 years past expiry without measurable change
  • The 4×5 and 8×10 sheet formats are notable — few fast B&W films offer sheet, making HP5+ + Tri-X the only practical choices for fast-film LF work
  • Ilford manufactures HP5+ in Mobberley, England — same factory line as FP4+ and Pan F+

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