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Creality K1: power use and running cost

Creality's first 600 mm/s enclosed CoreXY; now a budget option after heavy price cuts. 220 × 220 × 250 mm build volume, enclosed.

100 Waverage while printing
20 Widle / standby
370 Wpeak while heating
350 Wpower supply rating
1.00 kWhper 10-hour print
$0.17per 10-hour print at $0.17/kWh
$299typical price (2023)
600 mm/smax speed · 300 °C nozzle · 100 °C bed

Power figure: measured. 3D Print Beginner review plug-meter readings (via Filamino's compiled table): ~20 W idle, ~100 W printing PLA, ~370 W during heat-up.

Electricity cost for a print on the Creality K1

Printer and print
W
Measured: 3D Print Beginner review plug-meter readings (via Filamino's compiled table): ~20 W idle, ~100 W printing PLA, ~370 W during heat-up.
W
When on but not printing
hours
/day
For the monthly figure
Tariff
USD/kWh

Full cost of a print on the Creality K1

Pre-set with this printer's wattage and price for depreciation. Enter grams and hours from your slicer.

Filament
g
From your slicer after slicing
USD/kg
Printing
hours
W
Typical while printing, not the PSU rating
USD/kWh
%
Share of prints that fail and get reprinted
Printer wear, labour and selling price
USD
0 to ignore depreciation
hours
5,000 h ≈ 3 years of regular use
USD/h
Nozzles, belts, lubricant, fans
parts
min
Slicing, setup, removal, cleanup
USD/h
USD
Sanding, paint, inserts, glue
USD
%
Profit on top of the true cost

Layer heights that suit the Creality K1's Z axis

Z moves 0.0125 mm per full step (lead screws driven by belt, 2.5 mm per motor revolution, 200 steps/rev, 1280 steps/mm). Whole multiples of that are "magic" heights: every layer lands on a full step instead of a less accurate microstep. With steps this fine the difference is academic: any height within 0.01 mm of a multiple is fine.

Layer height0.080.100.120.150.160.200.240.250.280.30
On a full step?no → 0.075yesno → 0.125yesno → 0.1625yesno → 0.2375yesno → 0.275yes

Basis: firmware. CrealityOfficial/K1_Series_Klipper config/K1_CR4CU220812S12/printer.cfg: single [stepper_z] with rotation_distance 8, gear_ratio 64:20, microsteps 16 → one motor belts three Tr8x8 screws through a 20T:64T reduction, 2.5 mm per motor rev, 0.0125 mm full step (1280 steps/mm). Open in the magic layer height calculator.

Questions about the Creality K1

How many watts does the Creality K1 use?

About 100 W on average while printing PLA, 20 W when idle and up to 370 W while heating. 3D Print Beginner review plug-meter readings (via Filamino's compiled table): ~20 W idle, ~100 W printing PLA, ~370 W during heat-up.

How much does it cost to run a Creality K1 for 24 hours?

2.4 kWh, which is $0.41 at $0.17/kWh (US average) or about £0.62 at UK rates.

Does the Creality K1 use a lot of electricity?

No. Running it 8 hours a day for a month costs roughly $4.08 at US rates — comparable to a desktop computer.

What are the best layer heights for the Creality K1?

The Creality K1's Z axis moves 0.0125 mm per full motor step (2.5 mm per revolution, 200 steps). Layer heights that are whole multiples of that — 0.0875, 0.1, 0.1125, 0.125, 0.1375, 0.15, 0.1625 mm — avoid microstep rounding. 0.08, 0.12, 0.16 mm are not exact multiples.