Comparison
American porter vs Sweet stout
What is the difference between American porter and Sweet stout?
The short answer
The main difference is hop aroma: American porter has noticeably more of it than Sweet stout. American porter also leads on bitterness; Sweet stout on sweetness and body.
Generated from the two style records. No editor has written this comparison up, so it carries no verdict beyond what the data supports.
Where they overlap
They share comparable roast, malt intensity, caramel & toffee, overlapping strength ranges, the same style family — the boundary between them is narrower than the comparison suggests.
Side by side
| American porter | Sweet stout | |
|---|---|---|
| Family | Porter & stout | Porter & stout |
| Fermentation | Top-fermented (ale) | Top-fermented (ale) |
| Origin | United States | United Kingdom |
| Category status | Established | Established |
| Strength | 4.8–6.5% ABV | 4–6% ABV |
| Bitterness (IBU) — IBU measures iso-alpha acids in the lab. It does not track perceived bitterness, which residual sweetness, body and roast all alter — compare the sensory rows below for how each actually tastes. | 25–50 IBU | 20–40 IBU |
| Colour — These are the same depth in the glass; colour is not what tells them apart. | Very dark brown to black — 22–40 SRM, 43–79 EBC | Very dark brown to black — 30–40 SRM, 59–79 EBC |
| Original gravity | 1.050–1.070 | 1.044–1.060 |
| Final gravity | 1.012–1.018 | 1.012–1.024 |
| Serving temperature | 9–12°C | 9–12°C |
| Carbonation | 2–3 vol CO₂ | 1.6–2.2 vol CO₂ |
| Glassware | Nonic pint, Tulip glass | Nonic pint, Tulip glass |
| Clarity | clear | opaque |
How they taste different
| Character | American porter | Sweet stout |
|---|---|---|
| Hop aroma | Low | Not characteristic |
| Bitterness | Moderate | Low |
| Sweetness | Low–Moderate | High |
| Body | Moderate | High |
| Citrus | Trace–Low | Not characteristic |
| Dryness | Not characteristic | Trace |
| Carbonation | Moderate | Low |
Which should you choose?
- You want more hop aroma → American porter
- You want more sweetness → Sweet stout
Derived from where the two actually differ. Neither is better — this is a question of which difference you want.