Comparison
English porter vs Dry stout
What is the difference between porter and stout?
The short answer
Less than most answers claim. "Stout" began as an adjective meaning strong — a brewery’s stout porter was simply its strongest porter — and only hardened into a separate category over the nineteenth century. In modern usage porter tends to be softer, sweeter and more chocolatey, built on chocolate malt; stout tends to be drier and sharper, built on unmalted roasted barley. But there are stouts weaker than some porters and porters roastier than some stouts.
No single property reliably separates every porter from every stout. Any source giving you a crisp rule is overstating its case.
Where they overlap
They share comparable bitterness, body, malt intensity, overlapping strength ranges, the same style family — the boundary between them is narrower than the comparison suggests.
Side by side
| English porter | Dry stout | |
|---|---|---|
| Family | Porter & stout | Porter & stout |
| Fermentation | Top-fermented (ale) | Top-fermented (ale) |
| Origin | United Kingdom | Ireland |
| Category status | Established | Established |
| Strength | 4–5.4% ABV | 3.8–5% 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. | 18–35 IBU | 25–45 IBU |
| Colour | Dark brown to black, ruby highlights — 20–30 SRM, 39–59 EBC | Black, with ruby highlights at the edge — 25–40 SRM, 49–79 EBC |
| Original gravity | 1.040–1.052 | 1.036–1.050 |
| Final gravity | 1.008–1.014 | 1.007–1.011 |
| Serving temperature | 10–13°C | 6–10°C |
| Carbonation | 1–2 vol CO₂ | 1.6–2.1 vol CO₂ |
| Glassware | Nonic pint, Tulip glass | Nonic pint, Tulip glass |
| Clarity | clear | opaque |
How they taste different
| Character | English porter | Dry stout |
|---|---|---|
| Caramel & toffee | Low | Not characteristic |
| Roast | Moderate | High–Very high |
| Sweetness | Low–Moderate | Trace |
| Nutty | Low | Not characteristic |
| Dryness | Moderate | High–Very high |
| Yeast fruitiness (esters) | Low | Trace |
| Coffee | Low | Moderate–High |
| Chocolate & cocoa | Moderate | Low |
Which should you choose?
- You want something rounder, sweeter and more chocolatey → English porter
- You want a drier, sharper, more coffee-like roast → Dry stout
An editor’s judgement about who each suits.