Comparison Console
Spyderco Slysz Bowie vs Zero Tolerance 0640BLK
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Spyderco Slysz Bowie stands out as the lightest option for weight, with about a 2% gap from the closest alternative. Zero Tolerance 0640BLK stands out as the cheapest option for retail price, with about a 22% gap from the closest alternative.
Decision Signals
What stands out
Zero Tolerance 0640BLK stands out as the cheapest option for retail price, with about a 22% gap from the closest alternative.
Spyderco Slysz Bowie stands out as the most expensive option for retail price, with about a 29% gap from the closest alternative.
Spyderco Slysz Bowie 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.
Spyderco Slysz Bowie stands out as the shortest option for closed length, with about a 8% gap from the closest alternative.
Zero Tolerance 0640BLK stands out as the longest option for closed length, with about a 9% gap from the closest alternative.
Spyderco Slysz Bowie stands out as the shortest option for blade length, with about a 8% gap from the closest alternative.
Zero Tolerance 0640BLK stands out as the longest option for blade length, with about a 9% 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$450Most expensive
US$350Cheapest
Weight
122 g (4.30 oz)Lightest
124.7 g (4.40 oz)Heaviest
Dimensions
Blade length
87 mm (3.43 in)Shortest
95 mm (3.74 in)Longest
Overall length
198 mm (7.80 in)Shortest
216 mm (8.50 in)Longest
Closed length
111 mm (4.37 in)Shortest
121 mm (4.76 in)Longest
Blade thickness
3.5 mm (0.14 in)Thinnest
4 mm (0.16 in)Thickest
Materials & mechanism
Blade steel
M390
CPM 20CV
Handle material
Titanium
Carbon Fiber & Titanium
Finish
Satin / stonewashed (varies by version)
DLC
Lock type
Frame lock
Frame Lock
Opening method
Thumb Hole
Unknown
Clip type
Wire clip, reversible deep-pocket
Right or left hand, tip up
Use case profile
Best for
Everyday carryMedium-sized folding knife usersUsers desiring a premium titanium framelock folder
Everyday carry (EDC)Tactical useCollectors
Not best for
Heavy duty cutting choresUsers needing large fixed blades
Unknown
Common praise
High quality manufacturingComfortable ergonomicsSmooth deploymentRefined frame lockGood balance and medium sizeExcellent blade steel (M390 or CTS-XHP)Suitable for everyday carry
High-quality build and materialsExcellent blade steel (CPM 20CV)Lightweight despite sturdy constructionGood ergonomics and designReliable frame lock mechanism
Common complaints
Higher price pointSome design changes less desirable compared to original modelOriginal stonewashed finish replaced by satin in newer versionRough edges at blade opening hole and jimping on new versionLong handle may feel disproportionate for some users
Discontinued hence harder to find newRelatively high price point compared to some alternatives
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