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American Porter and Stout / 20A

American Porter

Certified Beer Server Candidate Style Profile

Official BJCP guideline sections attached for full style exploration.

Certification exam alignment
Certified Beer Server Certified Cicerone® Advanced Cicerone® BJCP Beer Judge Entrance Exam
Source
BJCP 2021 Beer Style Guidelines

Overall Impression

A malty, bitter, and often somewhat hoppy dark beer with a balanced, roasted, and frequently chocolatey character.

Aroma

Medium-light to medium-strong roast aroma, often with a chocolate, light coffee, or lightly burnt character, sometimes with a background caramel or toffee sweetness, or a malty richness. The resiny, earthy, or floral hop character can vary from low to high. Moderate fruity esters optional. Should not seem sharp, acrid, or acidic. The malt-hop balance can vary, but it should always have a roasted malt aroma.

Appearance

Medium brown to very dark brown, often with ruby- or garnet-like highlights. Can approach black in color. Clear, if not opaque. Full, tan-colored head with moderately good head retention.

Flavor

Moderately strong roasted flavor, often with a chocolate and lightly burnt character, sometimes with a sweet caramel or malty richness in support. Medium to high bitterness, and a dry to medium-sweet finish. Dark malts may sharpen this impression, but should not add an acrid, burnt, or harsh flavor. Low to high resiny, earthy, or floral hop flavor, which should not clash with the dark malt. Dry-hopped versions may have a fresh hop or resiny flavor. Moderate fruity esters optional. Should not have an acidic bite.

Mouthfeel

Medium to medium-full body. Moderately low to moderately high carbonation. Stronger versions may have a slight alcohol warmth. May have a slight dark malt astringency, but this character should not be strong.

Vital Statistics

IBU
25 - 50
SRM
22 - 40
ABV
4.8% - 6.5%

Commercial Examples

  • Anchor Porter
  • Bell’s Porter

Similar Styles: How to Tell Them Apart

Use these guideline-based sensory contrasts to organize comparative tasting practice.

Both are bitter, roasty American dark ales that can combine chocolate, coffee, caramel, fruit, and assertive hops. American Porter is usually browner, less strong, less deeply roasted, and more chocolate-balanced; American Stout is blacker, stronger, more highly roasted, and more aggressive in both bitterness and American hop character.

Compare with: 20B. American Stout

By aroma

  • American Porter has medium-light to medium-strong chocolate, light-coffee, or lightly burnt roast with possible caramel or toffee, less forceful than American Stout's coffee and dark-chocolate roast.
  • Resiny, earthy, or floral hops can be strong, but the beer retains a balanced roasted-malt identity rather than the stout's more aggressive profile.

By taste

  • American Porter has moderately strong roast and medium to high bitterness, but is less assertive in dark malt and hops than American Stout.
  • Chocolate, caramel, or malty richness can soften its dry to medium-sweet finish, while American Stout more readily shows roasted coffee, bittersweet chocolate, or slight burn.
  • A brown-to-very-dark-brown color and medium to medium-full body favor Porter over a jet-black, potentially full-bodied Stout.

Quick tell: Chocolate-balanced roast in a brown, less aggressive dark ale favors American Porter.

Open official BJCP source