Comparison Console
WE Knife Sine Wave vs Zero Tolerance 0640BLK
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Zero Tolerance 0640BLK stands out as the lightest option for weight, with about a 12% gap from the closest alternative. Zero Tolerance 0640BLK stands out as the cheapest option for retail price, with about a 7% 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 7% gap from the closest alternative.
WE Knife Sine Wave stands out as the most expensive option for retail price, with about a 7% gap from the closest alternative.
Zero Tolerance 0640BLK stands out as the lightest option for weight, with about a 12% gap from the closest alternative.
WE Knife Sine Wave stands out as the heaviest option for weight, with about a 13% gap from the closest alternative.
Zero Tolerance 0640BLK stands out as the shortest option for closed length, with about a 2% gap from the closest alternative.
WE Knife Sine Wave stands out as the longest option for closed length, with about a 2% gap from the closest alternative.
Zero Tolerance 0640BLK stands out as the shortest option for blade length, with about a 6% gap from the closest alternative.
WE Knife Sine Wave stands out as the longest option for blade length, with about a 6% 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$375Most expensive
US$350Cheapest
Weight
141 g (4.97 oz)Heaviest
124.7 g (4.40 oz)Lightest
Dimensions
Blade length
101 mm (3.98 in)Longest
95 mm (3.74 in)Shortest
Overall length
225 mm (8.86 in)Longest
216 mm (8.50 in)Shortest
Closed length
123 mm (4.84 in)Longest
121 mm (4.76 in)Shortest
Blade thickness
4 mm (0.16 in)
4 mm (0.16 in)
Materials & mechanism
Blade steel
M390
CPM 20CV
Handle material
Titanium
Carbon Fiber & Titanium
Finish
Stonewashed / Gray Hand Rubbed - Satin Titanium
DLC
Lock type
Nested Liner Lock
Frame Lock
Opening method
Flipper tap
Unknown
Clip type
Yes
Right or left hand, tip up
Use case profile
Best for
Every Day Carry
Everyday carry (EDC)Tactical useCollectors
Not best for
Unknown
Unknown
Common praise
High-quality materials and buildSmooth flipper opening on bearingsEffective nested liner lock mechanism
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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