Comparison Console
Kershaw Launch Iridium vs Zero Tolerance 0450
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Zero Tolerance 0450 stands out as the lightest option for weight, with about a 7% gap from the closest alternative. Kershaw Launch Iridium stands out as the cheapest option for retail price, with about a 4% gap from the closest alternative.
Decision Signals
What stands out
Kershaw Launch Iridium stands out as the cheapest option for retail price, with about a 4% gap from the closest alternative.
Zero Tolerance 0450 stands out as the most expensive option for retail price, with about a 4% gap from the closest alternative.
Zero Tolerance 0450 stands out as the lightest option for weight, with about a 7% gap from the closest alternative.
Kershaw Launch Iridium stands out as the heaviest option for weight, with about a 7% gap from the closest alternative.
Zero Tolerance 0450 stands out as the shortest option for closed length, with about a 10% gap from the closest alternative.
Kershaw Launch Iridium stands out as the longest option for closed length, with about a 11% gap from the closest alternative.
Zero Tolerance 0450 stands out as the shortest option for blade length, with about a 6% gap from the closest alternative.
Kershaw Launch Iridium stands out as the longest option for blade length, with about a 7% gap from the closest alternative.
Specification Profile
Relative dimensions at a glance
Each axis is normalized against the largest raw value among the products in this comparison. Farther outward means a larger value, not necessarily a better result. Axes with an unverified value are omitted.
Price & carry
Retail price
US$230Cheapest
US$240Most expensive
Weight
88 g (3.10 oz)Heaviest
82.2 g (2.90 oz)Lightest
Dimensions
Blade length
88 mm (3.46 in)Longest
82.55 mm (3.25 in)Shortest
Overall length
203 mm (7.99 in)Longest
187.96 mm (7.40 in)Shortest
Closed length
116 mm (4.57 in)Longest
104.14 mm (4.10 in)Shortest
Blade thickness
3 mm (0.12 in)Thinnest
3.07 mm (0.12 in)Thickest
Materials & mechanism
Blade steel
CPM MagnaCut
CPM S35VN
Handle material
6061-T6 aluminum
Titanium
Finish
Working finish (blade), black anodized (handle)
Stonewashed and satin finish
Lock type
Button lock
Titanium frame lock with hardened steel lockbar insert
Opening method
Automatic push-button deployment
Manual KVT ball-bearing flipper
Clip type
Reversible deep-carry clip (right/left, tip-up)
Reversible tip-up pocket clip
Use case profile
Best for
Everyday carryTactical use
Everyday carry (EDC)Work useLight to moderate cutting tasks
Not best for
Unknown
Heavy-duty choppingSurvival bushcraft
Common praise
Quick blade deploymentHigh quality CPM MagnaCut steel offers edge retention and corrosion resistanceLightweight and compact with 3.1 oz weight and 4.55 inch closed lengthReversible deep-carry pocket clip suitable for right or left hand carry
Excellent build quality and fit and finishSmooth and fast KVT ball-bearing flipper openingSolid, secure frame lock with steel insertLightweight and compact designSharp out of the box, good edge retention
Common complaints
Unknown
Blade shape is somewhat narrow and less curved than preferred by someHandle may not be as grippy as G-10 under wet/oily conditions
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