Best ISO 400

Fujifilm NPH 400 was a Japanese ISO 400 professional color negative film introduced in 2002 and renamed Pro 400H in 2004 without an emulsion change.

Kodak HIE High-Speed Infrared was a black-and-white infrared film sensitive to about 900 nm, famous for halation and discontinued in 2007.

Fujifilm Neopan 400 Professional was an ISO 400 black-and-white film launched in 1978 for press and action work, discontinued in 2013.

Fujifilm Superia Premium 400 is a Japan-market ISO 400 C-41 color negative film introduced in 2009 with improved exposure latitude.

Ilford XP2 Plus 400 was a 1990s chromogenic black-and-white C-41 film, sold before XP2 Super and usable in standard color labs.

Ilford HP4 400 was a traditional panchromatic black-and-white film sold from 1965 to 1976, replacing HP3 and preceding HP5.

Fujifilm Press 400 was a professional 35mm ISO 400 C-41 color negative film, essentially a cold-stored version of Superia 400.

Fujifilm Neopan 400CN was an ISO 400 chromogenic black-and-white C-41 film introduced in 2003 and discontinued in 2020.

Ilford XP1 400 was a chromogenic black-and-white C-41 film launched in 1981, letting standard color labs process monochrome negatives.

Street Candy ATM 400 is an ISO 400 black-and-white 35mm film, notable for being based on stock originally intended for surveillance cameras.

Kodak Max 400 was a consumer ISO 400 C-41 color negative film sold around 2002-2007, replacing Gold 400 before UltraMax 400.

Shanghai GP3 400 is a Chinese ISO 400 black-and-white film sold under Shanghai's GP3 line, used as a budget panchromatic stock.

Dubblefilm Daily Color 400 is an ISO 400 color negative 35mm film from Dubblefilm, made for everyday point-and-shoot photography.

Dubblefilm Daily Black & White 400 is an ISO 400 monochrome 35mm film from Dubblefilm, positioned as a simple daily-use black-and-white stock.