Maxim Apex 9.9mm Rope Review (2026)

By Grant — Last updated 2026-07-03 — climbing

Grant's Verdict

8/10 — Worth It

Maxim Apex 9.9mm provides 9 UIAA falls and a 10.1kN impact force in a 9.9mm diameter that handles on standard belay devices. The UC (Ultimate Control) dry treatment handles damp rock environments at a $190 entry price.

See Current Price on Amazon →

AFFILIATE DISCLOSURE: Links in this review are Amazon affiliate links — we earn a small commission at no extra cost to you. Our ratings are never influenced by commission rates.

The Short Version

Maxim Apex 9.9mm is the entry sport climbing rope. We compared handling characteristics and impact force to the Mammut 8.5mm for beginner climbers.

Who This Is For

Buy this if: Beginning sport climbers who want a durable, forgiving rope at an accessible price.

Skip this if: Advanced sport climbers who want light weight and fast clip — 9.9mm is heavier and slower to clip than 8.5mm.

Pros & Cons

Pros

  • $190 vs. $270 for Mammut 8.5mm — accessible entry price
  • 9.9mm handles forgivingly on all standard belay devices
  • UC dry treatment provides moisture resistance

Cons

  • Heavier at 62g/m vs. 8.5mm's 49g/m — rope drag on long routes
  • 9 UIAA falls is adequate but not as durable as 15-fall ratings

The Detailed Breakdown

Why Beginners Need 9.9mm

Thin ropes (8.5mm) clip faster but require specific belay device compatibility verification, handle more sensitively in belay, and punish belay device mistakes more severely. 9.9mm: works with every belay device, grips more forgivingly, more durable per use. Beginners make more errors — thicker rope is more forgiving of those errors.

Grant's Final Take

The correct entry rope. Downgrade to 8.5mm when rope drag on 20+ draws becomes the limiting factor.

Check Price on Amazon →

Frequently Asked Questions

How long does it last?
200-400 days of climbing use depending on style and rock type. Retire after any core shot (fuzzy white core visible through sheath).
How do I wash it?
Machine wash on delicate in a mesh bag. Hang dry away from UV.

Methodology: Our gear ratings are based on community research across r/camping, r/hiking, r/ultralight, r/backpacking, and r/CampingandHiking, combined with manufacturer specifications and verified owner feedback. We analyze Reddit consensus, common failure patterns reported across multiple platforms, and long-term durability reports. Grant rates based on value, packability, durability, and whether it would survive a trip he's been planning to take for three years. Last verified 2026-07-03.

Affiliate disclosure: This review contains Amazon affiliate links. If you purchase through these links, Gear Made Simple earns a small commission at no extra cost to you.