Kafatek Monolith Flat (Titan SDRM) vs Zerno Z1
Same class, different tax brackets.
The Monolith Flat (Titan SDRM) runs ~71% 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.

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 →
Zerno
Strong consensusCA$1,600–2,600 · US$1,199–2,000
The Z1 is a small, beautifully machined single-doser built around modularity: swap burrs, augers, and wood trim without touching alignment. Accept the premium price, the confusing configurat…
Full record & live prices →The split
Where they actually differ
On 6 of 7 measures these two tie. The single row below is the entire argument.
Monolith Flat (Titan SDRM)
Z1
The price
Z1 costs less, decisively
US$2,650· CA$1,600–2,600
Quiet operation
Monolith Flat (Titan SDRM) leads, clearly
weakerstronger
Their burrs share a character — this choice will not change the shape of your cup.
The counter’s vote
The Z1 is the one the crowd demonstrably buys partly for its looks — we report the vote; the judging is yours.
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…
Z1: Described as elegantly engineered with bird-of-prey aesthetics; "absolutely beautiful" materiality (James Hoffmann); kitchen-approval talk present among premium reviewers, though modern design…
Where they tie: espresso duty · brew range · retention · reliability record · built to last — don’t let a spec sheet invent a difference.
On the counter
The size difference, to scale
So — which one?
Take the Monolith Flat (Titan SDRM) if —
- There are sleepers to protect
Take the Z1 if —
- The difference stays in your pocket — or goes into beans
The measured differences here are small; the price gap is not. Take the Z1 and put the difference into fresh, roast-dated beans — they move the cup more than this split will.
Known weak points
Z1
Early-batch augers occasionally retained beans; addressed with V2 toothed prebreaker. Minor workflow friction with bean sticking and grounds accumulation reported; no documented motor failures.
For the row-by-row readers
The whole sheet, side by side
Matching rows fade back — the ink is where they differ.
Monolith Flat (Titan SDRM)
Z1
Class
Single dose
Single dose
Burrs
80mm flat
64mm flat
Drive
Electric
Electric
Adjustment
Stepless
Stepless
Clarity lean
Clarity & sparkle
Clarity & sparkle
Espresso suitability
5/5
4.5/5
Brew versatility
3.5/5
4/5
Retention
~0.5 g
~0.6 g
Single dosing
Yes
Yes
Hopper
40 g
50 g
Burr-swap scene
Documented
Documented
Maintenance
2/5
2.5/5
Noise
1.5/5
3/5
Build longevity
5/5
4.5/5
Dimensions
16.5 × 20.6 × 35.5 cm
13 × 30.7 × 28.7 cm
Workflow demand
—
3.5/5
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 →