Head to head
Parcours AltavsRoval Terra CLX II
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
Parcours AltaRoval Terra CLX II
- Depth
- 8 mm apart
- 40 vs 32 mm
- External
- 1 mm apart
- 33 vs 32 mm
- Internal
- Identical
- 25 vs 25 mm
- Claimed weight
- 90 g apart
- 1,490 vs 1,400 g
- UK RRP
- £1,201 apart
- £1,099 vs £2,300
Rim depth
40 mm
32 mm
8 mm apart. Deeper is faster on the flat; shallower is calmer in crosswind and lighter uphill. Neither is simply better.
Internal width
25 mm
25 mm
Identical — both suit the same tyre widths.
External width
33 mm
32 mm
Governs how the rim and tyre meet the air, and frame clearance.
Parcours
Alta
RRP £1,099
UCI mass-start road
Eligible — Eligible on the rules we assess
Roval
Terra CLX II
RRP £2,300
UCI mass-start road
Eligible — Eligible on the rules we assess