Head to head
Roval Rapide CLX IIvsZipp 404 Firecrest
Both sections drawn to one scale, from each maker's published geometry. The differences you can see in the drawing are the differences that exist.
vs
Fig. — rim sections, one scale
Roval Rapide CLX IIZipp 404 Firecrest
- Depth
- 2 mm apart
- 60 vs 58 mm
- External
- 7.5 mm apart
- 35 vs 27.5 mm
- Internal
- 2 mm apart
- 21 vs 23 mm
- Claimed weight
- 4 g apart
- 1,520 vs 1,516 g
- UK RRP
- £500 apart
- £2,500 vs £2,000
Rim depth
51 / 60 mm
58 mm
Effectively the same depth — this is not the axis to choose on.
Internal width
21 mm
23 mm
The wider rim is built around a wider tyre. Match this to the tyre you actually run, not to the bigger number.
External width
35 mm
27.5 mm
Governs how the rim and tyre meet the air, and frame clearance.
Roval
Rapide CLX II
RRP £2,500
UCI mass-start road
Eligible — Eligible on the rules we assess
Zipp
404 Firecrest
RRP £2,000
UCI mass-start road
Eligible — Eligible on rim height; tyre choice is restricted