Comparison Console
Kershaw Airspace vs Spyderco Efficient
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Kershaw Airspace stands out as the lightest option for weight, with about a 59% gap from the closest alternative. Spyderco Efficient stands out as the cheapest option for retail price, with about a 10% gap from the closest alternative.
Decision Signals
What stands out
Spyderco Efficient stands out as the cheapest option for retail price, with about a 10% gap from the closest alternative.
Kershaw Airspace stands out as the most expensive option for retail price, with about a 11% gap from the closest alternative.
Kershaw Airspace stands out as the lightest option for weight, with about a 59% gap from the closest alternative.
Spyderco Efficient stands out as the heaviest option for weight, with about a 142% gap from the closest alternative.
Kershaw Airspace stands out as the shortest option for closed length, with about a 1% gap from the closest alternative.
Spyderco Efficient stands out as the longest option for closed length, with about a 1% gap from the closest alternative.
Kershaw Airspace stands out as the shortest option for overall length, with about a 1% gap from the closest alternative.
Spyderco Efficient stands out as the longest option for overall length, with about a 1% 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$71.99Most expensive
US$65Cheapest
Weight
48 g (1.69 oz)Lightest
116 g (4.09 oz)Heaviest
Dimensions
Blade length
76 mm (2.99 in)
76 mm (2.99 in)
Overall length
179 mm (7.05 in)Shortest
180 mm (7.09 in)Longest
Closed length
103 mm (4.06 in)Shortest
104 mm (4.09 in)Longest
Blade thickness
2.3 mm (0.09 in)Thinnest
3 mm (0.12 in)Thickest
Materials & mechanism
Blade steel
14C28N stainless steel
8Cr13MoV Stainless Steel
Handle material
Polymer with glass fiber
G-10 Laminate
Finish
Satin finish
Satin or Black oxide coated blade
Lock type
DuraLock
Liner Lock
Opening method
Manual with KVT ball-bearing pivot and thumb stud
Spyderco Trademark Round Hole for one-handed opening
Clip type
Reversible deep-carry pocketclip
Reversible hourglass clip, ambidextrous tip-up carry
Use case profile
Best for
Everyday carryOutdoorWork tasks
Everyday carryTactical useValue-oriented users
Not best for
Unknown
Unknown
Common praise
LightweightSmooth and precise cutsDurable reinforced polymer handleEasy manual opening with ball-bearing pivotSecure DuraLock mechanismReversible deep-carry pocketclip
Good value for the priceSolid build quality for a budget bladeComfortable ergonomic handleEffective and secure liner lock mechanismReversible clip for versatile carry options
Common complaints
Unknown
Blade steel is lower-end (8Cr13MoV) compared to high-end knives
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