Comparison Console
Spyderco Amalgam vs Zero Tolerance 0640BLK
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Spyderco Amalgam stands out as the lightest option for weight, with about a 2% gap from the closest alternative. Spyderco Amalgam stands out as the cheapest option for retail price, with about a 6% gap from the closest alternative.
Decision Signals
What stands out
Spyderco Amalgam stands out as the cheapest option for retail price, with about a 6% gap from the closest alternative.
Zero Tolerance 0640BLK stands out as the most expensive option for retail price, with about a 6% gap from the closest alternative.
Spyderco Amalgam stands out as the lightest option for weight, with about a 2% gap from the closest alternative.
Zero Tolerance 0640BLK stands out as the heaviest option for weight, with about a 2% gap from the closest alternative.
Zero Tolerance 0640BLK stands out as the shortest option for closed length, with about a 7% gap from the closest alternative.
Spyderco Amalgam stands out as the longest option for closed length, with about a 7% gap from the closest alternative.
Zero Tolerance 0640BLK stands out as the shortest option for blade length, with about a 2% gap from the closest alternative.
Spyderco Amalgam stands out as the longest option for blade length, with about a 2% 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$330Cheapest
US$350Most expensive
Weight
122.08 g (4.31 oz)Lightest
124.7 g (4.40 oz)Heaviest
Dimensions
Blade length
96.52 mm (3.80 in)Longest
95 mm (3.74 in)Shortest
Overall length
226.06 mm (8.90 in)Longest
216 mm (8.50 in)Shortest
Closed length
129.54 mm (5.10 in)Longest
121 mm (4.76 in)Shortest
Blade thickness
3.51 mm (0.14 in)Thinnest
4 mm (0.16 in)Thickest
Materials & mechanism
Blade steel
CPM S30V
CPM 20CV
Handle material
Carbon fiber/G-10 laminate with nested, skeletonized stainless steel liners
Carbon Fiber & Titanium
Finish
Full-flat grind
DLC
Lock type
Compression Lock
Frame Lock
Opening method
Index-finger flipper opener and Trademark Round Hole
Unknown
Clip type
Four-position pocket clip
Right or left hand, tip up
Use case profile
Best for
Everyday CarryHuntingCampingHikingSurvivalTactical Use
Everyday Carry (EDC)Tactical UseCollectors
Not best for
Unknown
Unknown
Common praise
Smooth Opening Action With Ball Bearing WashersStrong And Reliable Compression LockLightweight Yet Durable Handle ConstructionAmbidextrous Carry Options With Four Position Clip
High Quality Build And MaterialsExcellent Blade Steel (CPM 20cv)Lightweight Despite Sturdy ConstructionGood Ergonomics And DesignReliable Frame Lock Mechanism
Common complaints
Unknown
Discontinued Hence Harder To Find NewRelatively High Price Point Compared To Some Alternatives
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