Prusa MK4S vs Bambu Lab P1S Combo

What published reviews say about each, where the two differ, and who each one suits.

Summed up from 14 published reviews

Prusa

MK4S

The Prusa MK4S delivers fast, reliable printing with excellent cooling and upgradeability at a premium price.

Best for: Serious makers valuing reliability, upgradeability, open-source
Skip it if: Need budget enclosed printer with fastest speeds

PriceToday's price on AmazonView on Amazon

What reviewers say about the Prusa MK4S

Bambu Lab

The Bambu Lab P1S Combo is a fast, enclosed Core XY printer with integrated AMS for multi-color printing, offering excellent print quality and easy setup, but with proprietary software, filament waste, and noise trade-offs.

Best for: Users wanting fast, easy multi-color printing with enclosed high-temp capability
Skip it if: Those needing open-source control, silent operation, or minimal filament waste

PriceToday's price on AmazonView on Amazon

What reviewers say about the Bambu Lab P1S Combo

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Specs side by side

Spec	Prusa MK4S	Bambu Lab P1S Combo
Build volume	250 × 211 × 218 mm	256 × 256 × 256 mm
Top speed	–	500 mm/s
Auto levelling	No	Yes
Multicolour	No	Yes
Enclosed	No	Yes
Type	Filament (FDM)	Filament (FDM)
Wi-Fi	No	No

Rows where the two differ come first.

Where only one fits

must-haves: P1S ComboAuto levellingMulticolourEnclosedFast

What reviewers like, and what they don't

Prusa MK4S

High-flow CHT nozzle enables faster printing with common filaments 1 3 4 6
Excellent cooling allows overhangs up to 75° without supports 1 3 4 6
Quiet operation suitable for office use 1 5 7
Reliable first layer with automatic bed leveling 1 2 6 7
Strong upgrade path and long-term repairability 1 3 6 8
Premium price higher than many competitors 1 2 3 6
Open frame requires enclosure for high-temp materials 2 3 5 6
Slower than some CoreXY competitors like Bambu Lab 3 8
Firmware quirks and occasional false filament alarms 3 8

Bambu Lab P1S Combo

Excellent print quality with precise details 1 2 3 4
Fast Core XY printing speeds up to 500 mm/s 2 3 4 6
Enclosed design enables high-temperature materials like ABS/ASA 1 2 3 4
AMS supports multi-color printing up to 16 colors 1 2 3 4
Easy setup with automatic bed leveling and calibration 1 2 3 5
Proprietary ecosystem requires cloud-connected Bambu Studio 1 2
AMS generates significant filament waste during color changes 1 2 3 4
Noisy operation especially during AMS filament switching 2 3 4
Limited onboard interface relies on Bambu Studio software 1 6

Ranked in our guides

Guide	MK4S	P1S Combo
Best 3D printers for beginners	–	#6
Best multicolor 3D printers	–	#2
Best enclosed 3D printers	–	#2

Sources

We don't test products ourselves. This page sums up 14 published reviews, read on October 24, 2026; each point above links to the reviews that make it.