Sterling Evolution Velocity 9.8
The Evolution Velocity 9.8 is a 9.8 mm single rope from Sterling, at 62 g/m, for single-pitch sport, trad and multi-pitch sport. Rated for 6 UIAA falls with 8.6 kN impact force, 28.8% dynamic elongation and a 35% sheath share. XEROS core-and-sheath dry treatment, UIAA Water Repellent certified.
Sterling's flagship 9.8 mm all-round single rope, now built with the XEROS dry treatment (UIAA Dry certified) from bluesign certified raw materials; Sterling recommends it for rock and ice and for working routes. 62 g/m, 6 UIAA falls, 8.6 kN impact force, 8.8 % static elongation, 28.8 % dynamic, 35 % sheath. Sold in 40, 60, 70 and 80 m. This entry duplicates the Velocity XEROS 9.8: Sterling sells one 9.8 mm Velocity.
Evolution Velocity 9.8 belay device compatibility
Compatible with 39 of the 41 belay devices we track that are rated for single ropes, all of them ideal.
Ideal on, among others:
Every belay device rated for a 9.8 mm single rope
What the Evolution Velocity 9.8 is for
Best for single-pitch sport, trad and multi-pitch sport. Aimed at beginner to advanced climbers. Handling feel: moderate. Durability: high.
Strengths & Trade-offs
Evolution Velocity 9.8 strengths
- XEROS dry treatment, UIAA Dry certified (Sterling): Sterling states both core and sheath are protected, without a coating on the outside
- Made with bluesign certified raw materials (Sterling)
- Sold in 40, 60, 70 and 80 m
Evolution Velocity 9.8 trade-offs
- 6 UIAA falls, in the bottom quarter of the 133 single ropes we track
- 8.8 % static elongation, in the highest quarter of the 131 single ropes we track
- Same rope as the Velocity XEROS 9.8 listed separately; Sterling sells one 9.8 mm Velocity
Evolution Velocity 9.8 spec profile
The maker's figures for the Evolution Velocity 9.8, each against the 133 single ropes we track.
- Weight 62 g/m: mid-weight for a single rope
- Diameter 9.8 mm: a mid-range diameter for a single rope
- UIAA falls 6: a typical fall rating for a single rope
- Impact force 8.6 kN: a typical catch for a single rope
- Dynamic elongation 28.8%: among the least stretch in a fall for a single rope
- Sheath share 35%: a lower sheath share than most single ropes
Evolution Velocity 9.8 specifications
| Diameter | 9.8 mm |
| Weight | 62 g/m |
| Sheath share | 35% |
| Lengths sold | 40 / 60 / 70 / 80 m |
| Certified as | Single |
| Standards | EN 892, UIAA 101 |
| UIAA falls | 6 |
| Impact force | 8.6 kN |
| Dynamic elongation | 28.8% |
| Static elongation | 8.8% |
| Sheath slippage | 0 mm |
| Dry treatment | XEROS (core and sheath) |
| UIAA Water Repellent | Certified |
| Core construction | standard |
| Middle mark | Ink mark |
| Lap coiled | Yes |
| Released | 2023 |
| Bluesign | Yes |
What the Evolution Velocity 9.8 costs
No shop in the EU pool lists the Evolution Velocity 9.8 in stock right now.
Alternatives to the Evolution Velocity 9.8
- Sterling Velocity XEROS 9.8
- Beal Booster III 9.7 Unicore Dry Cover
- Beal Tiger 10.0 Unicore Dry Cover
- CAMP Kasama 9.7 Dry
- Edelrid Birdlime 1R 9.8
- Edelrid Neo 3R 9.8
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