Film comparison
Kodak Ektar 100 vs Kodak Portra 400
- Portra 400 is 2 stops faster (ISO 400 vs 100).
- Portra 400 is more forgiving of exposure errors.
- Ektar 100 is cheaper in 35mm (about £15.00 vs £18.99).
Side by side
| Ektar 100 | Portra 400 | |
|---|---|---|
| Manufacturer | Kodak | Kodak |
| Type | Colour negative | Colour negative |
| Box speed | ISO 100 | ISO 400 |
| Process | C-41 | C-41 |
| Formats | 35mm, 120, 4x5, 8x10 | 35mm, 120, 4x5, 8x10 |
| Grain | Very fine | Very fine |
| Contrast | Medium high | Medium |
| Latitude | Moderate | Excellent |
| Saturation | High | Moderate |
| Price, 35mm | about £15.00 | about £18.99 |
| Price, 120 | about £14.00 | about £16.95 |
| Availability | Current | Current |
Rows that differ are in bold. Prices are typical UK prices and change often.
How they look
- Ektar 100
- World's finest grain colour negative film with vivid colour saturation and extremely high sharpness. Rewards precise exposure — less forgiving than Portra but delivers unmatched detail and colour purity.
- Portra 400
- Widely regarded as the industry standard for professional colour work. Vision3 technology provides exceptionally fine grain and impressive exposure latitude.
Which suits what
Better pick: Ektar 100
Landscapes, Product photography, Nature
Both work well
—
Better pick: Portra 400
Weddings, Commercial editorial, Travel
Long exposures (reciprocity)
| Metered | Ektar 100 | Portra 400 |
|---|---|---|
| 1s | 1s | 1s |
| 10s | 19s | 22s |
| 30s | 1m 8s | 1m 39s |
| 2m | 6m 12s | 10m 41s |
Corrected exposure from each film’s published reciprocity data. Reciprocity calculator
Developing both
Developers with published times for both films:
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