This inexpensive color negative film is a great alternative to more expensive Portra 400. It has very high exposure latitude, strong saturation, medium to high contrast, and its grain is more noticeable than pro grade film but is still very good looking.
Kodak Ultramax 400 Review - A Great 400 Speed Budget Film Stock
A Guide to Shooting with Kodak UltraMax 400 Film
Kodak's GC/UltraMax 400 is a high-speed daylight-balanced color negative film offering a wide exposure latitude for greater versatility, as well as a fine grain structure with consistent and accurate colors. Optimized skin tone reproduction makes this film suitable for portraiture while a vibrant overall color palette benefits general and outdoor photography. It has a nominal sensitivity of ISO 400/27 and is well-suited to both scanning and enlarging applications.
Kodak UltraMax 400 Film, 35mm, 36 EXP
Ultramax 400 Film Reviews & Photos - The Darkroom Photo Lab
Kodak Ultramax 400 - 10 Reasons to Shoot + 50 Sample Photos
Ultramax 400 Film Reviews & Photos - The Darkroom Photo Lab
Kodak Ultramax 400 Review - Is this film a good alternative to pricey Portra 400?
Lomopedia: Kodak Ultramax 400 · Lomography
Kodak Ultramax 400 Film Review - Adam Insights
Kodak Ultramax 400 Film Review - Adam Insights
Ultramax 400 Film Reviews & Photos - The Darkroom Photo Lab