# ProTaper Next vs TruNatomy

Dentsply Sirona

[TR](https://endo-guide.app/tr/compare/protaper-next-vs-trunatomy)

## ProTaper Next®

Dentsply Sirona

Progressive Efficiency

[View protocol →](https://endo-guide.app/system/protaper-next)

## TruNatomy®

Dentsply Sirona

True, Natural, Anatomy

[View protocol →](https://endo-guide.app/system/trunatomy)

Clinical Tip

ProTaper Next for robust shaping with off-centered design. TruNatomy for minimally invasive dentin preservation with slim 0.8mm MFD.

## Specifications

| — | ProTaper Next | TruNatomy |
| --- | --- | --- |
| Manufacturer | Dentsply Sirona | Dentsply Sirona |
| Alloy | M-Wire NiTi | Heat-Treated NiTi |
| Heat Treatment | M-Wire | Other |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 6 | 6 |
| Taper | Variable | Variable |
| Cross-section | Not specified by manufacturer, Off-centered rectangular | Off-centered parallelogram, Centered parallelogram (2 cutting edges) |
| Speed | 300 RPM | 500 RPM |
| Torque | 2–3 Ncm | 1.5 Ncm |
| Use Type | Single-use | Single-use |

## Best For

ProTaper Next

off-centered swaggering motionreduced file engagementprogressive shaping

TruNatomy

dentin preservationconservative accessminimally invasive

## Key Features

ProTaper Next

Off-centered rectangular cross-section creates swaggering motion for improved debris removal

TruNatomy

Slim 0.8mm MFD with off-centered parallelogram cross-section preserves peri-cervical dentin while maintaining shaping efficiency

[ProTaper Next Full protocol](https://endo-guide.app/system/protaper-next)[TruNatomy Full protocol](https://endo-guide.app/system/trunatomy)

## Related Clinical Links

Manufacturer pages

[Dentsply Sirona Systems](https://endo-guide.app/manufacturer/dentsply-sirona)

Motion categories

[Continuous Rotation](https://endo-guide.app/category/continuous-rotation)

Related comparisons

[ProTaper Next vs ProTaper Gold](https://endo-guide.app/compare/protaper-gold-vs-protaper-next)[ProTaper Next vs ProTaper Ultimate](https://endo-guide.app/compare/protaper-next-vs-protaper-ultimate)[ProTaper Next vs Vortex Blue](https://endo-guide.app/compare/protaper-next-vs-vortex-blue)[TruNatomy vs ProTaper Gold](https://endo-guide.app/compare/protaper-gold-vs-trunatomy)[TruNatomy vs ProTaper Ultimate](https://endo-guide.app/compare/protaper-ultimate-vs-trunatomy)[TruNatomy vs WaveOne Gold](https://endo-guide.app/compare/trunatomy-vs-waveone-gold)

Independent educational reference. Always consult official manufacturer Instructions for Use (DFU) before clinical procedures.

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Reviewed by

Uzm. Dt. Levent Yüksel

DDS · Endodontist

Endodontist — DDS, Hacettepe University; endodontics specialty training, Ankara University. 10+ years of clinical experience. Sole author and reviewer of EndoGuide content.

[About the author](https://endo-guide.app/about)[Editorial policy](https://endo-guide.app/editorial-policy)[Clinical profile](https://drleventyuksel.com/)

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