Compak PK100 Lab vs Kafatek Monolith Flat (Titan SDRM)
Same class, different tax brackets.
The PK100 Lab runs ~12% more (listed in different currencies) — the split below is what the gap buys.
The Monolith Flat (Titan SDRM) is made to order (waitlist, not checkout) — read its side accordingly.

Compak
CA$3,400–4,640 · US$2,000–3,400
This is a lab-grade flat burr grinder wearing a single-dose hopper, built for a shop that needs one machine to cover espresso, batch brew, and retail bagging. Accept that it is oversized, lo…
Full record & live prices →
Kafatek
Strong consensusUS$2,650
This is a hand-built, CNC-machined single-doser that trades every convenience feature for alignment, retention, and burr quality. Accept the multi-month preorder wait, the static and mess of…
Full record & live prices →The split
Where they actually differ
PK100 Lab
Monolith Flat (Titan SDRM)
Retention
Monolith Flat (Titan SDRM) leads, decisively
~3 g· ~0.5 g
Brew range
PK100 Lab leads, clearly
Reliability record
Monolith Flat (Titan SDRM) leads, clearly
Espresso duty
Monolith Flat (Titan SDRM) leads, clearly
Quiet operation
Monolith Flat (Titan SDRM) leads, clearly
The price
Monolith Flat (Titan SDRM) costs less, clearly
CA$3,400–4,640· US$2,650
weakerstronger
Their burrs share a character — this choice will not change the shape of your cup.
The counter’s vote
Looks barely figure in either machine’s record — the counter can sit this one out.
PK100 Lab: Tall, industrial form; "rocket ship" design divides opinion, not a kitchen-approval driver.
Monolith Flat (Titan SDRM): Industrial CNC aesthetic — minimalist aluminium tower, zero ornamentation. Community remarks are neutral-to-positive on this (built-for-function, not flash), but design appeal does not measurably…
Only the Monolith Flat (Titan SDRM): a documented burr-swap scene.
Where they tie: built to last · value per dollar — don’t let a spec sheet invent a difference.
On the counter
The size difference, to scale
So — which one?
Take the PK100 Lab if —
- You brew more ways than one
Take the Monolith Flat (Titan SDRM) if —
- You rotate beans and hate purging
- It has to just work, every day
- Espresso is the job, full stop
- There are sleepers to protect
Both columns reading true? Take the Monolith Flat (Titan SDRM) and put the difference into fresh, roast-dated beans — they move the cup more than this choice will.
Known weak points
PK100 Lab
Factory burr misalignment (0.022mm tolerance insufficient); requires shimming with feeler gauges post-delivery to achieve rated performance.
For the row-by-row readers
The whole sheet, side by side
Matching rows fade back — the ink is where they differ.
PK100 Lab
Monolith Flat (Titan SDRM)
Class
Premium
Single dose
Burrs
98mm flat
80mm flat
Drive
Electric
Electric
Adjustment
Stepless
Stepless
Clarity lean
Clarity & sparkle
Clarity & sparkle
Espresso suitability
4/5
5/5
Brew versatility
5/5
3.5/5
Retention
~3 g
~0.5 g
Single dosing
Yes
Yes
Hopper
750 g
40 g
Maintenance
3/5
2/5
Noise
2.5/5
1.5/5
Build longevity
5/5
5/5
Dimensions
25.2 × 32.8 × 62.2 cm
16.5 × 20.6 × 35.5 cm
Burr-swap scene
—
Documented
Wrong match-up? Change one side → — any two on file compare.
Still torn?
This page weighs them against each other. The finder weighs them against your mornings.
Two minutes of questions — milk, noise, budget, space — scored across everything on file. It’s honest when the answer is neither of these.
Take the two-minute finder →