Comparison Console
Zero Tolerance 0550 vs Zero Tolerance 0620
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Zero Tolerance 0550 stands out as the lightest option for weight, with about a 9% gap from the closest alternative.
Decision Signals
What stands out
Zero Tolerance 0550 stands out as the lightest option for weight, with about a 9% gap from the closest alternative.
Zero Tolerance 0620 stands out as the heaviest option for weight, with about a 10% gap from the closest alternative.
Zero Tolerance 0550 stands out as the shortest option for closed length, with about a 5% gap from the closest alternative.
Zero Tolerance 0620 stands out as the longest option for closed length, with about a 5% gap from the closest alternative.
Zero Tolerance 0550 stands out as the shortest option for blade length, with about a 3% gap from the closest alternative.
Zero Tolerance 0620 stands out as the longest option for blade length, with about a 3% gap from the closest alternative.
Zero Tolerance 0550 stands out as the shortest option for overall length, with about a 5% gap from the closest alternative.
Zero Tolerance 0620 stands out as the longest option for overall length, with about a 5% 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$250
Unknown
Weight
164.5 g (5.80 oz)Lightest
181.44 g (6.40 oz)Heaviest
Dimensions
Blade length
89 mm (3.50 in)Shortest
91.44 mm (3.60 in)Longest
Overall length
206 mm (8.11 in)Shortest
215.9 mm (8.50 in)Longest
Closed length
118 mm (4.65 in)Shortest
124.46 mm (4.90 in)Longest
Blade thickness
4.1 mm (0.16 in)Thickest
3.9 mm (0.15 in)Thinnest
Materials & mechanism
Blade steel
CPM S35VN stainless steel
Elmax stainless steel
Handle material
G10, titanium, stainless steel
G10 front scale, titanium back scale
Finish
Stonewash
Black Tungsten DLC coating on blade, stonewashed titanium back scale
Lock type
Frame lock
Frame lock
Opening method
Flipper, thumb stud
Thumb disk, Emerson Wave opener
Clip type
Ambidextrous 4-way steel pocket clip
Reversible metal pocket clip, tip-up, left and right carry
Use case profile
Best for
Hard useTactical applicationsEveryday carry
Tactical useMilitaryRescueLaw enforcement
Not best for
Lightweight useFine slicing
Small, lightweight pocket carryLeft-handed users without adjustment
Common praise
Durable build qualityExcellent edge retentionSolid ergonomicsAmbidextrous opening options
Robust build quality and solid constructionExcellent blade grind and edge retentionExcellent ergonomics with secure gripReliable and quick deployment with Emerson Wave feature
Common complaints
Detent is excessively strong making blade opening difficultHandle G10 scale pattern is polarizingWeight may be heavy for some users
Knife is heavy and thick for pocket carryNot a small or lightweight folding knifeLocking hardware is beefy but not flush
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