The Roaster Desk

By Kai Nakamura · Production roaster & equipment editor · Updated 2026-09-21

Mill City 10kg vs Giesen W15A

Domestic drum build vs imported Dutch engineering

→ Giesen W15A

Giesen W15A wins on installed cost — confirm Mill City Roasters dealer support in your region before ruling it out.

Capital outlay → MillHourly throughput → GiesenAutomation depth → Mill

Also searched: giesen w15a vs mill city 10kg

Decision picker

What is your primary constraint?
Batch size you roast most often?
Is gas already permitted on-site?

Specification matrix

Batch capacity

Mill City 10kg

10 kg

Giesen W15A

15 kg

Heat source

Mill City 10kg

320,000 BTU/h gas

Giesen W15A

380,000 BTU/h gas

Drum / chamber

Mill City 10kg

Carbon steel drum

Giesen W15A

Steel drum

Batch time (typical)

Mill City 10kg

13 min

Giesen W15A

13 min

Throughput (modelled)

Mill City 10kg

35.3 kg/h

Giesen W15A

52.9 kg/h

Street price band

Mill City 10kg

$42,000 USD

Giesen W15A

$98,000 USD

Exhaust

Mill City 10kg

750 CFM

Giesen W15A

850 CFM

Lead time

Mill City 10kg

10 wks — confirm with dealer

Giesen W15A

18 wks — confirm with dealer

Automation

Mill City 10kg

Optional Cropster/Artisan RT

Giesen W15A

Giesen Software Suite

Service hub

Mill City 10kg

USA

Giesen W15A

Netherlands

Manufacturer specs and dealer quotes. Throughput model uses SCA 4-minute cooling allowance. Verify all numbers with OEM before purchase.

Strengths & trade-offs

Mill City Roasters strengths & gaps

  • Value pricing
  • Fast US delivery
  • Manual operation default

Giesen strengths & gaps

  • Software-first workflow
  • Variable drum speed
  • Software learning curve

Deep dives

What to verify with your dealer

Neither OEM publishes binding street prices — quotes move with queue and freight.

FAQ

Looking for giesen w15a vs mill city 10kg?
Same comparison — Mill City 10kg is listed first by convention. Verdict and spec matrix are identical either way.
What throughput can I expect?
Modelled: 35.3 kg/h (Mill City 10kg) vs 52.9 kg/h (Giesen W15A) including a 4-minute charge/cool cycle.
What street price should I budget?
Mill City 10kg: $42,000 USD (As quoted Q1 2026, US factory). Giesen W15A: $98,000 USD (As quoted Q1 2026, NL factory). Request refreshed quotes — neither includes install.
Which supports Cropster logging?
Mill City 10kg: Yes with RT bridge — confirm with dealer. Giesen W15A: Yes with RT bridge — confirm with dealer.

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