Comparison Console
Microtech DOC Killswitch vs Zero Tolerance 0551
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Zero Tolerance 0551 stands out as the lightest option for weight, with about a 16% gap from the closest alternative. Zero Tolerance 0551 stands out as the cheapest option for retail price, with about a 24% gap from the closest alternative.
Decision Signals
What stands out
Zero Tolerance 0551 stands out as the cheapest option for retail price, with about a 24% gap from the closest alternative.
Microtech DOC Killswitch stands out as the most expensive option for retail price, with about a 32% gap from the closest alternative.
Zero Tolerance 0551 stands out as the lightest option for weight, with about a 16% gap from the closest alternative.
Microtech DOC Killswitch stands out as the heaviest option for weight, with about a 19% gap from the closest alternative.
Zero Tolerance 0551 stands out as the shortest option for closed length, with about a 12% gap from the closest alternative.
Microtech DOC Killswitch stands out as the longest option for closed length, with about a 14% gap from the closest alternative.
Zero Tolerance 0551 stands out as the shortest option for blade length, with about a 6% gap from the closest alternative.
Microtech DOC Killswitch stands out as the longest option for blade length, with about a 7% 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$364Most expensive
US$275Cheapest
Weight
193 g (6.81 oz)Heaviest
162 g (5.71 oz)Lightest
Dimensions
Blade length
95 mm (3.74 in)Longest
89 mm (3.50 in)Shortest
Overall length
229 mm (9.02 in)Longest
206 mm (8.11 in)Shortest
Closed length
133 mm (5.24 in)Longest
117 mm (4.61 in)Shortest
Blade thickness
4.1 mm (0.16 in)
Unknown
Materials & mechanism
Blade steel
Elmax
Elmax
Handle material
6061-T6 Aluminum
Titanium & G-10
Finish
Bead Blast, Stonewash or Satin (depending on variant)
Stonewashed
Lock type
Push Button Lock / Plunge Lock
Frame lock
Opening method
Push Button
Thumb Stud
Clip type
Right Hand Tip-Up
Pocket clip (tip-up, reversible for left/right, tip-up or tip-down carry)
Use case profile
Best for
Tactical useEveryday carryHard use cutting tasks
Everyday carry (EDC)Hard use knifeTactical situations
Not best for
Left-handed users (right hand only clip and deployment)
Unknown
Common praise
Fast and reliable automatic deploymentStrong and durable constructionUnique and functional safety KillswitchHigh-quality premium steel blade (Elmax)Versatile blade profile and edge types
High quality fit and finishVery strong and durable steel (Elmax) bladeRobust titanium frame lockErgonomic handle with textured G-10 scaleAmbidextrous thumb studs for easy openingReversible pocket clip for varied carry optionsBlade is sharp and holds edge wellKnife is sturdy and solid, suitable for heavy use
Common complaints
Right hand only pocket clip and openerRelatively heavy for a folding knife
Relatively heavy at 162 grams, which might not suit all usersPrice is on the higher end for folding knives
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