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Cherrybook.
Propeller Coffee Co.

Turbo Espresso

Seasonal Blend

Medium-DarkSCA cup 93.0★ 4.8 (59)

Cherrybook Index

68Noted

Evidence-of-quality score, not a cup score. High confidence: 4 of 7 signals on file. Methodology

Price position

US$1.35/ozCAD 22.75 for 340g

Typical band for this profile $0.94 to $1.79 (process unlisted blend lots (variety unlisted, retail bags); CAD listings; dark roast in stock). Where it sits

Buyers

★ 4.8from 59 on-shop ratings

Catalog summary

This lot, indexed 68 on confident evidence and priced inside the typical band for its listed profile.

Based on the listing and catalog evidence

Price and availability set by the roaster.

Save at Propeller Coffee Co.Collect points on every purchase

Cherrybook last checked this listing today.

Roaster’s notes

nougat · chocolate · toffee

  • Cocoa and nut
  • Sugar and spice
Open the flavor wheel

Mapped from the roaster’s tasting notes to the SCA flavor wheel; Cherrybook’s interpretation of the stated notes, not the roaster’s own categorization.

Turbo Espresso by Propeller Coffee Co.
Origin
—
Producer
—
Farm / Co-op
—
Process
—
Altitude
—
Varietals
—
Harvest
—
Weight
340g
Bag price
CAD 22.75
Price / oz
US$1.35/oz
Brew
espresso

from the roaster’s storeread by Cherrybook from the listing“estimated” below = inferred, not stated

Price contextmodeled

A modeled range and current prices for comparable listings.

$1.35/oz

typically $0.94 to $1.79

Where it sits

25 process unlisted blend lots (variety unlisted, retail bags); CAD listings; dark roast in stock

typical band this lot

Limited listing details: 68th percentile of 25 process unlisted blend lots (variety unlisted, retail bags); CAD listings; dark roast in stock right now.

Some variety, process or origin details are missing. This comparison does not qualify the coffee for a value recommendation.

What moves this price

cheaper×1.00pricier
  • Origin not listed×0.93
  • Dark roast×0.95
  • Blend×0.96
  • Variety not listed×0.96

At 340 g, this bag runs about 2% less per ounce than a typical 288 g bag; that is pack size, not the coffee.

How this estimate works

A statistical model, refit weekly across the in-stock catalog, estimates what a coffee with these listed attributes typically sells for per ounce. Each multiplier compares one trait against the average lot in this market; the roaster line covers brand and sourcing together, which this model cannot separate. Bag size is shown separately, priced at the rate observed across sizes of the same coffee, because it says nothing about the coffee itself. The distribution counts every in-stock listing in the comparison group, with at least 15 listings from three roasters and no roaster supplying more than 60% of it. Decaf, blends, variety segments, processing families and bag formats stay separate. Origin, roast and selling currency can broaden as the group label indicates. Prices are converted to USD per ounce; shipping and differences in tax treatment are not adjusted. The model reads listed attributes only: the quality of the specific lot in the bag is not observable, so a price above the typical band is not evidence of overpricing.

Some listing details are missing or have limited model coverage, so the typical band shown is wider than usual.

Not listed by the roaster: origin, process, variety, altitude

Cherrybook Index (CBI)

Evidence-of-quality score, not a cup score. Methodology

68

Noted

High confidence

Confidence4 of 7 signals on file

Multiple independent source families support this score at full weight.

How confidence affects the score

Coverage measures signal availability, not cup quality. This coffee has 60% of the signal universe on file. Missing sources are dropped, remaining weights are renormalized, and the result is shrunk toward a neutral 50 baseline by 0% so one thin signal cannot carry the score on its own.

Missing: Reddit sentiment, YouTube reviews, Cherrybook ratings

  • On-shop ratings
    Public product-page ratings; current supported sources only
    95/ 25% weight
  • SCA grade
    Roaster-published cupping score
    65/ 37% weight
  • Coffee Review
    Mean score from coffeereview.com
    65/ 30% weight
  • Roaster transparency
    Producer / farm / lot disclosure depth
    20/ 8% weight

Bonuses applied

  • Roast Magazine Roaster of the Year
    This roaster has been recognized as Roaster of the Year by Roast Magazine within the last decade
    +2
  • Stale-stock demotion
    This lot has been listed in stock for an extended time; specialty coffee freshness degrades over weeks
    +-3

Base weighted score: 68.8 + bonuses = 68

Sensory profileestimated

Acidity
2
Body
4
Sweetness
4
Balance
4
Clean
4

Comps & alternatives

Tasting flight

Compare this with three more lots selected from the catalog.

Brew a set side-by-side. The picks vary along axes that pair with this lot; origin, process, roast, or producer; so you learn the difference, not just drink four good cups.

Build the flight

On-shop ratings · this coffee

4.8/ 5· 59 public ratings on Propeller Coffee Co.’s product page
via judgeme

Public aggregate shown on this lot’s page on Propeller Coffee Co.’s storefront. Cherrybook stores the average and count, plus a small set of recent identity-free excerpts when the provider makes them available.

Recent third-party buyer comments

Newest public excerpts
Judge.me5.0 / 5
“Fantastic!”
Verified buyer
Judge.me5.0 / 5
“great beans great taste well roasted beautiful”
Verified buyer
Judge.me5.0 / 5
“Turbo Espresso”
Verified buyer

These are short excerpts from third-party buyer reviews published on this product page. Storefronts may moderate reviews, and verification or incentive labels appear only when the provider supplies them. Their ratings are already represented in the aggregate above and are not counted again in Cherrybook Index.

How ratings count toward the Index

To count toward Cherrybook Index, an aggregate must come from a supported source, match this product, include at least 5 ratings, and have been refreshed within 90 days. Its weight is 12% for 5–24 ratings, 15% for 25–99, or 18% for 100 or more. Higher tiers require another base signal; a ratings-only lot stays at 12%.

View the product and its ratings on Propeller Coffee Co. →Count-adjusted Cherrybook Index weight 15% · Refreshed Sep 20, 2026

About Propeller Coffee Co.

On YouTube

Meet the roaster on camera

4 videos

About the roasterBrew guide

The Perfect Pour - Propeller & Breville

Propeller Coffee Co · 3.9K views on YouTube

Watch on YouTube

This video covers Propeller Coffee Co.; it is general roaster coverage.

Cherrybook summary of the video

This video is a brew tutorial featuring Propeller Coffee Co. and Breville. It explains the basics of espresso extraction, including how to adjust grind size to achieve the desired flow rate.

Inside this video

From Propeller Coffee Co:

“Today, we're going to be talking about extraction, or the process of combining water and coffee to produce a balanced and flavorful cup.”
“Once you master this, the art of extraction, you'll get the optimal sweetness from your coffee at home.”

Explore the videos

Videos by their credited creators. Playing a video connects to YouTube. Privacy

Propeller Coffee Co.

US$1.35/oz· CAD 22.75 a bag

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