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CNET
Looking for the Most Accurate 3D Printer? Our Exclusive Testing Reveals One Clear Winner
CNET has conducted extensive tests to identify the most accurate 3D printers, determining that the Prusa Core One leads with only a 0.18% accuracy variance. This testing emphasizes the significance of build quality, filament properties, and maintenance practices for achieving precision in 3D printing. Additional contenders, including the Bambu Lab P2S and Prusa MK4S, are noted for their performance, with the analysis guiding consumers towards informed purchasing choices based on accuracy versus cost considerations.
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Published 24 Aug 2026, 06:15 UTC11 min read
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Summary
TL;DR
- Prusa Core One achieved the highest accuracy at 0.18% variance.
- Bambu Lab P2S and Prusa MK4S also performed well, showcasing a strong emphasis on accuracy.
- CNET used a proprietary benchmarking method for 3D printers.
- Factors affecting accuracy include build quality, firmware, and filament properties.
- Accuracy testing is crucial for mechanical components and prototyping.
Interesting facts
- Price correlates with accuracy; higher-priced models tend to be more precise.
- The Orange Storm Giga, while accurate, struggles with complex shapes.