# One Curve vs ProTaper Gold

Micro-Mega (COLTENE) · Dentsply Sirona

[TR](https://endo-guide.app/tr/compare/one-curve-vs-protaper-gold)

## One Curve®

Micro-Mega (COLTENE)

Single-File Simplicity

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

## ProTaper Gold®

Dentsply Sirona

The Gold Standard

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

Clinical Tip

One Curve for controlled-memory, pre-bendable single-file rotary. ProTaper Gold for graduated multi-file shaping across complex anatomy.

## Specifications

| — | One Curve | ProTaper Gold |
| --- | --- | --- |
| Manufacturer | Micro-Mega (COLTENE) | Dentsply Sirona |
| Alloy | C.Wire NiTi | Gold Heat-Treated NiTi |
| Heat Treatment | C-Wire | Gold Heat-Treated |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 4 | 8 |
| Taper | 6%, 4% | Variable |
| Cross-section | Variable | Convex triangular, Concave triangular |
| Speed | 300 RPM | 300 RPM |
| Torque | 2.5 Ncm | 1.5–5 Ncm |
| Use Type | Single-use | Reusable (limited) |

## Best For

One Curve

single-file rotary simplicitycontrolled-memory flexibilitypre-bendable for difficult access

ProTaper Gold

versatile multi-file sequencecomplex anatomygraduated shaping

## Key Features

One Curve

Controlled-memory single-file rotary system with variable cross-section for full canal shaping

ProTaper Gold

Variable taper design with progressive engagement

[One Curve Full protocol](https://endo-guide.app/system/one-curve)[ProTaper Gold Full protocol](https://endo-guide.app/system/protaper-gold)

## Related Clinical Links

Manufacturer pages

[Micro-Mega (COLTENE) Systems](https://endo-guide.app/manufacturer/micro-mega)[Dentsply Sirona Systems](https://endo-guide.app/manufacturer/dentsply-sirona)

Motion categories

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

Related comparisons

[One Curve vs 2Shape](https://endo-guide.app/compare/one-curve-vs-two-shape)[One Curve vs One Shape](https://endo-guide.app/compare/one-curve-vs-one-shape)[One Curve vs One RECI](https://endo-guide.app/compare/one-curve-vs-one-reci)[ProTaper Gold vs ProTaper Ultimate](https://endo-guide.app/compare/protaper-gold-vs-protaper-ultimate)[ProTaper Gold vs ProTaper Next](https://endo-guide.app/compare/protaper-gold-vs-protaper-next)[ProTaper Gold vs TruNatomy](https://endo-guide.app/compare/protaper-gold-vs-trunatomy)

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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