Coffee gear calculators

Quick utilities for dialing in shots, planning maintenance, and making sense of purchase prices. Values are plain arithmetic on your inputs — no hidden assumptions.

Brew ratio

Dose in, yield out — see where your shot lands on the espresso scale.

Dose (g)Yield (g)

1:2.00Classic espresso range

Descale interval

Estimate how often to descale an espresso machine based on your usage and water hardness (assumes 4 shots/day as the baseline).

Shots per dayWater hardness

24 wkNext descale around Mar 19, 2027

Cost per cup

Amortize a machine purchase across its expected life in your kitchen.

Price ($)Cups/dayYears

$0.06per cup, across ~7,305 cups

Ownership cost calculator

Estimates the total cost of owning a machine: purchase price plus the maintenance and consumable costs you enter. All figures are your assumptions — this is plain arithmetic, not a verified cost claim. For documented maintenance requirements, see the archive's model pages and guides.

Purchase price ($)Years of ownershipCups per dayDescale cycles per yearCost per descale ($)Consumables per year ($) — filters, gasketsService & repairs per year ($)

Total cost of ownership

$1,125

Per year

$225

Per cup (your usage)

$0.31

Maintenance share

38%