Altra Olympus 6 vs NNormal Kjerag 2

Altra Olympus 6

€190

NNormal Kjerag 2

€190

Quick verdict

Altra Olympus 6

€190

The better pick if you want:

More cushioning (33 vs 26 mm heel stack)
A lower drop (0 vs 6 mm)

NNormal Kjerag 2

€190

The better pick if you want:

A higher overall score (72 vs 59)
A lighter option (131 g less)

Spec profile

Each axis ranks against the 174 products in Shoes on the site: the further out, the more it stands out in that spec (lighter, cheaper…).

Center: lowest in the category · Edge: highest

Altra Olympus 6· leads in 1

Cushioning

NNormal Kjerag 2· leads in 1

Lightness

Tied

GripAffordability

Cushioning
33 mm
26 mm
Lightness
345 g
214 gTop 2%
Grip
3.5 mm
3.5 mm
Drophigher isn't better or worse
0 mm
6 mm
Affordability
$190
$190

Technical Specifications

Compare features between Altra Olympus 6 vs NNormal Kjerag 2

Best value in this comparisonOnly differences (15)

Essentials

€190

2024

July 2025

345 g

214 g

Overview

Trail Running Shoe

technical trails, rugged terrain, long distances

Technical and varied trails

Trail running, long-distance trail running, hiking and rugged outdoor adventures

Fast-paced trail training and technical trail racing

Cushioning

0 mm

6 mm

33 mm

26 mm

33 mm

20 mm

Compression Molded EVA foam for maximum cushioning and comfort

EExpure supercritical foam with dynamic rocker

Maximum cushioning with a plush ride and spacious toe box

—

Grip & protection

Vibram® Megagrip rubber for exceptional traction on wet and dry surfaces

Vibram® Megagrip Litebase with 3.5 mm lugs

Thick midsole cushioning and reinforced heel provide impact protection

—

Aggressive Vibram® Megagrip outsole lugs for secure grip on varied terrain

—

Upper & fit

Breathable engineered mesh with reinforced overlays for durability

—

Standard Altra FootShape™ ergonomic insole allowing natural toe spread

—

Traditional lacing with roomy wide toe box (Original FootShape fit)

—

Ready to buy?

On the terrain

How Altra Olympus 6 vs NNormal Kjerag 2 should behave on each kind of ground, estimated from lug depth, stack height, weight and outsole rubber. Pick a ground to see what decides it.

Pick a ground							Average
Altra Olympus 6							46
NNormal Kjerag 2							61

FlatPacked, runnable trail

Cushioning and low weight make the kilometres easier; very deep lugs squirm on hard ground.

Altra Olympus 653

Cushioning27/40
Lightness1/35
Smooth roll25/25

NNormal Kjerag 280

Cushioning20/40
Lightness35/35
Smooth roll25/25

A model built from the specs to compare shoes, not a lab measurement.

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Have you used the NNormal Kjerag 2 before?

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Video Reviews

Watch real-world YouTube reviews from content creators and the Trail Running community.

See all 10 video reviews

Altra Olympus 6

NNormal Kjerag 2

Visual Comparison

See the differences between Altra Olympus 6 and NNormal Kjerag 2 in a side-by-side slider comparison.

Comparison Questions

Answers based on product data and key differences.

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Frequently Asked Questions

Which offers better value: Altra Olympus 6 vs NNormal Kjerag 2?

For value comparison: The Altra Olympus 6 ($190) provides premium features compared to the NNormal Kjerag 2 ($190). Consider your budget and the specific features that matter most for your trail running setup.

Which is newer, the Altra Olympus 6 or the NNormal Kjerag 2?

The NNormal Kjerag 2 is newer: it came out in July 2025, and the Altra Olympus 6 in 2024.

Looking for alternatives to Altra Olympus 6?

Closest in price, with what each one does better.

See all alternatives

The North Face Offtrail Ultra

The North Face

$190Score 93+34

Better than Altra Olympus 6 at:

A higher overall score (93 vs 59)
A lighter option (76 g less)
More cushioning (35 vs 33 mm heel stack)

Compare with Altra Olympus 6

Hoka Mafate 5

Hoka

$190Score 90+31

Better than Altra Olympus 6 at:

A higher overall score (90 vs 59)
A lighter option (30 g less)
More cushioning (44 vs 33 mm heel stack)

Compare with Altra Olympus 6

Mammut Aenergy Trail Speed Low

Mammut

$190Score 80+21

Better than Altra Olympus 6 at:

A higher overall score (80 vs 59)
A lighter option (95 g less)
Deeper lugs for grip (4 vs 3.5 mm)

Compare with Altra Olympus 6

Popular Comparisons

Compare Altra Olympus 6 or NNormal Kjerag 2 with other top trail running shoes from brands such as Altra, NNormal and more.

Shoes

Spec profile

Each axis ranks against the 174 products in Shoes on the site: the further out, the more it stands out in that spec (lighter, cheaper…).

Center: lowest in the category · Edge: highest

Altra Olympus 6· leads in 1

Cushioning

NNormal Kjerag 2· leads in 1

Lightness

Tied

GripAffordability

Cushioning
33 mm
26 mm
Lightness
345 g
214 gTop 2%
Grip
3.5 mm
3.5 mm
Drophigher isn't better or worse
0 mm
6 mm
Affordability
$190
$190

Pick a ground

Average

Altra Olympus 6

NNormal Kjerag 2

Altra Olympus 6 vs NNormal Kjerag 2

Altra Olympus 6

NNormal Kjerag 2

Quick verdict

Spec profile