Comparison Console
CRKT M21-14SF vs Kershaw Blur
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Kershaw Blur stands out as the lightest option for weight, with about a 26% gap from the closest alternative. CRKT M21-14SF stands out as the cheapest option for retail price, with about a 14% gap from the closest alternative.
Decision Signals
What stands out
CRKT M21-14SF stands out as the cheapest option for retail price, with about a 14% gap from the closest alternative.
Kershaw Blur stands out as the most expensive option for retail price, with about a 16% gap from the closest alternative.
Kershaw Blur stands out as the lightest option for weight, with about a 26% gap from the closest alternative.
CRKT M21-14SF stands out as the heaviest option for weight, with about a 36% gap from the closest alternative.
Kershaw Blur stands out as the shortest option for blade length, with about a 15% gap from the closest alternative.
CRKT M21-14SF stands out as the longest option for blade length, with about a 18% gap from the closest alternative.
Kershaw Blur stands out as the shortest option for overall length, with about a 14% gap from the closest alternative.
CRKT M21-14SF stands out as the longest option for overall length, with about a 17% 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$110Cheapest
US$128Most expensive
Weight
161.59 g (5.70 oz)Heaviest
119 g (4.20 oz)Lightest
Dimensions
Blade length
101.35 mm (3.99 in)Longest
86 mm (3.39 in)Shortest
Overall length
234.95 mm (9.25 in)Longest
201 mm (7.91 in)Shortest
Closed length
136.53 mm (5.38 in)
Unknown
Blade thickness
3.56 mm (0.14 in)
Unknown
Materials & mechanism
Blade steel
AUS 8
Sandvik 14C28N stainless steel
Handle material
Aluminum
6061-T6 anodized aluminum with Trac-tec inserts
Finish
Titanium Nitride
Unknown
Lock type
Liner Lock
Liner Lock
Opening method
Flipper
SpeedSafe assisted opening (thumb stud with torsion bar)
Clip type
Reversible Pocket Clip
Adjustable pocket clip (tip up or tip down)
Use case profile
Best for
Tactical useEveryday carryUtility cutting
Everyday carry (EDC)Moderate tasksFast one-handed deployment
Not best for
Unknown
Heavy-duty applications due to possible liner lock failure
Common praise
Strong and lightweight aluminum handleEffective triple point serrations for cutting fibrous materialsSecure liner lock with automated safetyGood blade strength due to spear point design
Fast and smooth assisted opening systemExcellent grip and balance even when wetSharp, durable bladeSolid value for performance
Common complaints
Unknown
Liner lock can fail under heavy pressureSmall thumb stud can strain thumb with repeated usePocket clip is very tight and may pull fabric
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