Comparison Console
Zero Tolerance 0393BRZ vs Zero Tolerance 0551
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Zero Tolerance 0393BRZ stands out as the lightest option for weight, with about a 12% gap from the closest alternative.
Decision Signals
What stands out
Zero Tolerance 0393BRZ stands out as the lightest option for weight, with about a 12% gap from the closest alternative.
Zero Tolerance 0551 stands out as the heaviest option for weight, with about a 14% gap from the closest alternative.
Zero Tolerance 0551 stands out as the shortest option for closed length, with about a 3% gap from the closest alternative.
Zero Tolerance 0393BRZ stands out as the longest option for closed length, with about a 3% gap from the closest alternative.
Zero Tolerance 0551 stands out as the shortest option for overall length, with about a 2% gap from the closest alternative.
Zero Tolerance 0393BRZ stands out as the longest option for overall 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$275
US$275
Weight
142 g (5.01 oz)Lightest
162 g (5.71 oz)Heaviest
Dimensions
Blade length
89 mm (3.50 in)
89 mm (3.50 in)
Overall length
210 mm (8.27 in)Longest
206 mm (8.11 in)Shortest
Closed length
121 mm (4.76 in)Longest
117 mm (4.61 in)Shortest
Blade thickness
4 mm (0.16 in)
Unknown
Materials & mechanism
Blade steel
CPM S35VN
Elmax
Handle material
Titanium, G10
Titanium & G-10
Finish
Stonewashed
Stonewashed
Lock type
Frame Lock
Frame lock
Opening method
Flipper, thumb stud, KVT ball-bearing opening
Thumb Stud
Clip type
Tip-up, left or right
Pocket clip (tip-up, reversible for left/right, tip-up or tip-down carry)
Use case profile
Best for
EDCTactical useHard use
Everyday carry (EDC)Hard use knifeTactical situations
Not best for
Sheath carry
Unknown
Common praise
Excellent build qualitySmooth opening actionGood weight balance and ergonomics
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
Clip only supports tip-up carry
Relatively heavy at 162 grams, which might not suit all usersPrice is on the higher end for folding knives
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