Climbing Grade Converter

Convert between different rock climbing grade systems (YDS, UIAA, Fontainebleau, UK, Bouldering, etc.).

How It Works

Climbing grades vary by region and discipline. This tool maps grades using commonly accepted equivalencies from indoor gyms, guidebooks, and international climbing standards. Exact difficulty can vary by style, wall angle, and setter.

The tool allows you to convert between different climbing grade systems, such as YDS (USA), UIAA (Europe), Fontainebleau (France), UK, Bouldering, etc.

This tool is designed for anyone interested in climbing, including:

  • Climbers traveling internationally
  • Gym climbers comparing grading systems
  • Outdoor climbers transitioning between bouldering and sport
  • Beginners learning grade equivalencies

Who This Tool Is For

Whether you're a seasoned climber or a beginner, this tool can help you navigate the world of climbing and find the perfect climbing grade for your needs.

Note that climbing grades vary greatly by city, region, country, and discipline. This tool is intended for general guidance and should not be used as a substitute for professional guidance.

Supported Climbing Grade Systems

  • YDS (USA)
  • UIAA (Europe)
  • Fontainebleau (France)
  • UK
  • Bouldering
  • Rope Climbing

Select your current grade system and enter the grade you climb

Select Grade Scale

Select Grade

Result

V Scale:
Font Scale:
YDS:
French:
UIAA:

Climbing Difficulty Scale

VB V17

Climbing Grade Conversion Chart

Rock Climbing Grade Conversion Chart
(V Scale, Fontainebleau, YDS, French, UIAA)
V ScaleFontYDSFrenchUIAA
VB3< 5.6 - 5.75a / 5b / 5b+IV
V0-4-5.85cV
V045.96aV+
V0+4+5.10a / 5.10b6a+VI-
V155.10c / 5.10d6bVI
V25+5.11a / 5.11b6b+ / 6cVI+
V36A5.11c / 5.11d6c+VII-
V46A+5.11d / 5.12a7aVII
V56B5.12a / 5.12b7a+ / 7bVII+
V66B+5.12c / 5.12d7b+VIII-
V76C5.13a / 5.13b7cVIII
V86C+5.13b / 5.13c7c+ / 8aVIII+
V97A5.13c / 5.13d8a+IX-
V107A+5.14a8bIX
V117B5.14b8b+IX+
V127B+5.14c8cX-
V137C5.14d8c+X
V147C+5.15a9aX+
V158A5.15b9a+XI-
V168A+5.15c9bXI
V178B5.15d9b+ / 9cXI+

Frequently Asked Questions