Comparison Console
CRKT M21-14SF vs CRKT Siwi
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
CRKT Siwi stands out as the lightest option for weight, with about a 2% gap from the closest alternative. CRKT Siwi stands out as the cheapest option for retail price, with about a 14% gap from the closest alternative.
Decision Signals
What stands out
CRKT Siwi stands out as the cheapest option for retail price, with about a 14% gap from the closest alternative.
CRKT M21-14SF stands out as the most expensive option for retail price, with about a 16% gap from the closest alternative.
CRKT Siwi stands out as the lightest option for weight, with about a 2% gap from the closest alternative.
CRKT M21-14SF stands out as the heaviest option for weight, with about a 2% gap from the closest alternative.
CRKT Siwi stands out as the shortest option for blade length, with about a 16% gap from the closest alternative.
CRKT M21-14SF stands out as the longest option for blade length, with about a 19% gap from the closest alternative.
CRKT Siwi stands out as the shortest option for overall length, with about a 20% gap from the closest alternative.
CRKT M21-14SF stands out as the longest option for overall length, with about a 24% 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$110Most expensive
US$95Cheapest
Weight
161.59 g (5.70 oz)Heaviest
159 g (5.61 oz)Lightest
Dimensions
Blade length
101.35 mm (3.99 in)Longest
85 mm (3.35 in)Shortest
Overall length
234.95 mm (9.25 in)Longest
189 mm (7.44 in)Shortest
Closed length
136.53 mm (5.38 in)
Unknown
Blade thickness
3.56 mm (0.14 in)Thinnest
5.08 mm (0.20 in)Thickest
Materials & mechanism
Blade steel
AUS 8
SK-5 tool steel
Handle material
Aluminum
G-10 Laminate
Finish
Titanium Nitride
Black powder-coated
Lock type
Liner Lock
Unknown
Opening method
Flipper
Unknown
Clip type
Reversible Pocket Clip
Unknown
Use case profile
Best for
Tactical useEveryday carryUtility cutting
Tactical useMilitaryEveryday utilityCampingBushcraftHeavy use
Not best for
Unknown
Precision kitchen slicing
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
Durable full tang constructionComfortable ergonomic G-10 handleGood for heavy use and tactical tasksSecure sheath with MOLLE attachmentReliable edge retention for tough tasks
Common complaints
Unknown
Blade coating wears with extensive useEdge dulls quickly with fine slicing tasksNot suitable for kitchen precision cutting
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