This table provides a comparison between different bouldering grading systems used worldwide.

V-Scale (Vermin/Hueco) Font-Scale (Fontainebleau) Japanese (Kyū/Dan)
VB310-kyū
V046-kyū
V155-kyū
V25+4-kyū
V36A3-kyū
V46B, 6B+2-kyū
V56C, 6C+1-kyū
V67A1-dan
V77A+2-dan
V87B, 7B+3-dan
V97C4-dan
V107C+5-dan
V118A
V128A+
V138B
V148B+
V158C
V168C+6-dan
V179A

Understanding Bouldering Grades

Bouldering grades can vary between regions and climbing areas. This comparison provides a general guideline:

  • V-Scale: Most common in North America, ranges from VB (beginner) to V17
  • Font-Scale: European system originating from Fontainebleau, France
  • Japanese System: Uses Kyū (級) and Dan (段) similar to martial arts rankings