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Original Prusa CORE One
Prusa · Released January 1, 2024

Original Prusa CORE One

Prusa's Core One is a quiet, enclosed CoreXY printer with excellent first layers.

3D Printers
8.3/10What the pros sayExcellentExpert consensus · Verified Oct 8, 2026See score breakdown ↓
Buying call

Buy the Core One if you want an open, repairable enclosed printer: reviewers praised its outstanding print quality, perfect first layers, CoreXY speed, high-flow nozzle, temperature-controlled chamber, quiet operation and upgrade options. Skip it if price or build size matters, because it costs more than rivals and the build volume is relatively small. The chamber is heated by the bed, and servicing can be complex despite the modular design.

Full verdict ↓
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Editor testedHands-on testing and real-world use
Real-world useBased on everyday testing, not a spec sheet
Unbiased reviewIndependent and objective, sources shown
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Key specs
Build volume
250 x 220 x 270 mm
Max nozzle temperature
290
Supported materials
PLA, PETG, ABS, ASA, Flex, PC, PA
Technology
FDM/FFF
Highlights

Specs that matter

Body
Weight
49.6 lb (22.5 kg)
At a glance

Product highlights

Verified attributes, grouped for quick scanning.

Weight49.6 lb (22.5 kg)
23 attributes · See all specifications
Price & availability

Where to buy

Prices from trusted US retailers, updated daily.

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Buying decision

Should you buy it?

Buy the Core One if you want an open, repairable enclosed printer: reviewers praised its outstanding print quality, perfect first layers, CoreXY speed, high-flow nozzle, temperature-controlled chamber, quiet operation and upgrade options. Skip it if price or build size matters, because it costs more than rivals and the build volume is relatively small. The chamber is heated by the bed, and servicing can be complex despite the modular design.

Best for

Makers who value open, repairable hardware.

Not for

Budget buyers.

Main strengthOutstanding print quality
Main weaknessExpensive
Reasons to buy
Outstanding print quality
Enclosed with temperature control
Quiet
Repairable and upgradable
Reasons to avoid
Expensive
Relatively small build volume
Chamber heated by the bed
Measured view8.3/10What the pros say · verified oct 8, 2026.
ScoreVerified Oct 8, 2026
Product data

Full specifications

23 attributes, grouped for quick scanning. Verified Oct 8, 2026. Spot a wrong value? Hit the next to it.

Build

Technology
FDM/FFF
Build volume
250 x 220 x 270 mm
Build width (X)
9.84 in (25 cm)
Build depth (Y)
8.66 in (22 cm)
Build height (Z)
10.63 in (27 cm)

Extruder & Hotend

Max nozzle temperature
290
Nozzle diameter
0.02 in (0.4 mm)
Extruder type
Direct Drive Nextruder

Heated Bed

Max bed temperature
120
Auto bed leveling
Yes

Enclosure

Enclosed
Yes

Motion

Motion system
CoreXY

Materials

Supported materials
PLA, PETG, ABS, ASA, Flex, PC, PA
Filament diameter
0.07 in (1.8 mm)
Filament runout sensor
✓

Safety & Convenience

Power loss recovery
✓

Connectivity

Wi-Fi
Yes
Ethernet
Yes
USB
Yes

Software

Slicer support
PrusaSlicer, Cura, OrcaSlicer

Launch

Release date
2024
Vote & discuss

Community says

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