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Calcimator

Cupping Score Calculator

Calculate SCA cupping scores for coffee evaluation. Score aroma, flavor, aftertaste, acidity, body, balance, uniformity, clean cup, sweetness, and overall impression.

About this calculator

The SCA cupping protocol breaks coffee evaluation into ten distinct sensory dimensions specifically so a taster's overall impression doesn't collapse into a single vague judgment — a coffee can score beautifully on aroma while falling short on body, and separating those out surfaces exactly where a coffee excels or needs work. Six attributes (aroma, flavor, aftertaste, acidity, body, and balance, plus the separate overall impression score) are scored on a continuous 0-10 scale reflecting the taster's direct sensory judgment. The other three — uniformity, clean cup, and sweetness — work differently: they're scored in increments of 2 points across five cups brewed from the same sample, since these attributes are really testing consistency rather than quality per se.

A coffee lot that's inconsistent from cup to cup (some cups clean, others showing defects) loses points here even if any single cup tasted excellent, which is the whole point — professional buyers need to know a lot performs reliably across an entire batch, not just in the one cup a taster happened to sample. All ten scores sum to a maximum of 100 points, and the SCA's long-established convention draws the specialty-coffee line at 80: any lot scoring 80 or above qualifies as specialty grade, a threshold that carries real market and pricing significance in the coffee industry, which is exactly why this calculator flags that boundary explicitly rather than just reporting a bare number.

Inputs

Results

Total Score

79 / 100

GradeGood (Above Average)
Specialty Grade?No
How to Use This Calculator
  1. Enter scores from 1–10 for each SCA attribute: aroma, flavor, aftertaste, acidity, body, balance, uniformity, clean cup, sweetness, and overall.
  2. The calculator totals the scores and shows the final cupping score, grade classification, and whether the coffee qualifies as specialty grade (80+).
  3. Use the individual attribute scores to identify specific flavor strengths and weaknesses.
  4. Record scores for each origin or roast lot to track quality over time.

How the result changes with Uniformity

UniformityTotal Score
574 / 100
7.576.5 / 100
1079 / 100

What each input means

Aroma
Fragrance/aroma score: dry fragrance and wet aroma of the coffee.
Flavor
Combined taste and aromatic impressions from the coffee in your mouth.
Aftertaste
Length and quality of positive flavor remaining after the coffee is swallowed.
Acidity
Brightness and liveliness. Higher scores for pleasant, crisp acidity.
Body
Tactile feel and weight of the coffee in the mouth.
Balance
How well flavor, acidity, body, and aftertaste complement each other.
Uniformity
Consistency across cups. 2 points per consistent cup (5 cups total).
Clean Cup
Absence of off-flavors. 2 points per clean cup (5 cups total).
Sweetness
Inherent sweetness. 2 points per cup with noticeable sweetness (5 cups total).
Overall
Your personal holistic impression of the coffee beyond individual attributes.

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    4 parameters
    Aroma = 7, Flavor = 7, Aftertaste = 7, Acidity = 7 = 10 input(s) provided
  2. Calculate Total Score
    Total Score
    79 = 79
  3. Calculate Grade
    Good (Above Average) = Good (Above Average)
  4. Calculate Specialty Grade?
    No = No

Engine last updated . Checked against 3 independently-derived tests — how we verify calculators. Built by Paul Gunder, a software engineer, not a licensed financial, medical, or legal professional.

Frequently Asked Questions

Why are uniformity, clean cup, and sweetness scored differently from the other seven attributes?

Those three specifically measure consistency across multiple cups of the same coffee, brewed and evaluated separately, rather than a single sensory judgment about one cup. Each of the five cups earns 2 points for meeting the standard (being consistent, free of off-flavors, or noticeably sweet), so a lot that's uneven from cup to cup loses real points here even if any individual cup tasted excellent on its own.

Why does 80 points specifically mark the line for specialty-grade coffee?

The Specialty Coffee Association established 80 as the threshold separating specialty-grade coffee from commercial-grade coffee, and that number carries real weight in the industry — it affects how a lot is marketed, who buys it, and what price it commands. This calculator flags that threshold explicitly because crossing it (or falling short) has consequences beyond just a numeric score.

Can a coffee score very high on flavor but still miss specialty grade overall?

Yes — because the ten attributes are summed together, a coffee that scores exceptionally on some dimensions (say, flavor and aroma) but poorly on others (like uniformity or clean cup, perhaps due to inconsistent processing) can still fall short of the 80-point specialty threshold overall. This is exactly why the cupping form breaks scoring into separate attributes rather than a single holistic number — it reveals where a lot's specific strengths and weaknesses actually lie.

Is a cupping score purely objective, or does taster judgment factor in?

Cupping scoring follows a structured framework, but it still relies on a trained taster's sensory judgment for most attributes — two experienced cuppers evaluating the same coffee can reasonably differ by a point or two on subjective dimensions like flavor or balance. This is why professional cupping typically involves multiple certified graders scoring the same sample and comparing results, rather than relying on a single taster's score alone.

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