Two slow films, two philosophies

Kodak Ektar 100 and Portra 160 are both fine, low-speed professional colour negative films, and both are C-41 stocks available in 35mm and 120. But they were designed for almost opposite purposes. Ektar 100 chases the most saturated, vivid colour and the finest grain Kodak can produce in a negative film. Portra 160 chases soft, natural skin tones and gentle, low-contrast rendering. Understanding that split makes the choice between them straightforward.

Grain

Ektar 100 is famous as the finest-grained colour negative film in the world. At ISO 100 with modern emulsion technology, it delivers grain so tight it approaches the smoothness of slide film, which is one reason landscape shooters love it. Portra 160, at ISO 160, is also extremely fine grained and very smooth, only marginally behind Ektar. In both cases, grain is essentially a non-issue for normal enlargement, and in medium format both look pristine.

Colour and saturation

This is the heart of the difference. Ektar 100 is highly saturated and vivid, with punchy blues, greens and reds and higher contrast. It makes landscapes, architecture, product shots and vibrant scenes sing. Portra 160 is deliberately restrained, with low saturation, soft contrast and a warm, natural palette. It is built to flatter rather than to dazzle. If you photograph a bright landscape, Ektar gives you drama; if you photograph a person, Portra gives you calm, believable colour.

Skin tones

Skin is where these films separate most clearly. Portra 160 is one of the best portrait films ever made, rendering skin with gentle, flattering, natural warmth and holding delicate highlight transitions across faces. Ektar 100 can render skin well in controlled conditions, but its higher saturation and contrast can push skin toward ruddy or overly warm tones, especially in harsh or mixed light. For portraits, weddings and any people-first work, Portra 160 is the safer, more forgiving choice. Ektar rewards careful exposure and controlled light when people are in frame.

Exposure and latitude

Portra 160 carries the huge latitude of the Portra family and tolerates overexposure beautifully, so rating it at 100 for extra shadow richness is common. Ektar has good latitude for a saturated film but is less forgiving than Portra; it prefers accurate exposure and can lose subtlety if underexposed, where its contrast can build up quickly. As always with colour negative, err toward slight overexposure with both, but be more precise with Ektar.

Which to choose

  • Choose Ektar 100 for landscapes, travel, architecture, product and any scene where vivid, saturated colour and the finest grain are the goal.
  • Choose Portra 160 for portraits, weddings, fashion and any people-focused work where natural, flattering skin tones matter most.
  • For mixed shooting, Portra 160 is the safer all-rounder; Ektar is the specialist you load when colour is the subject.
  • In bright, even light, both shine; in harsh contrast, Portra is more forgiving.

The simplest way to remember it: Ektar is for things, Portra is for people. Neither is better overall, they are tuned for different subjects, and many photographers carry both to switch between drama and delicacy as the day demands. Kodak Ektar 100 and Portra 160, along with the cameras and light meters to use them well, are stocked and tested at Boston Camera (波士頓相機).