Comparison Console
Zero Tolerance 0550 vs Zero Tolerance 0900
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Zero Tolerance 0900 stands out as the lightest option for weight, with about a 26% gap from the closest alternative. Zero Tolerance 0900 stands out as the cheapest option for retail price, with about a 4% gap from the closest alternative.
Decision Signals
What stands out
Zero Tolerance 0900 stands out as the cheapest option for retail price, with about a 4% gap from the closest alternative.
Zero Tolerance 0550 stands out as the most expensive option for retail price, with about a 4% gap from the closest alternative.
Zero Tolerance 0900 stands out as the lightest option for weight, with about a 26% gap from the closest alternative.
Zero Tolerance 0550 stands out as the heaviest option for weight, with about a 35% gap from the closest alternative.
Zero Tolerance 0900 stands out as the shortest option for closed length, with about a 18% gap from the closest alternative.
Zero Tolerance 0550 stands out as the longest option for closed length, with about a 22% gap from the closest alternative.
Zero Tolerance 0900 stands out as the shortest option for blade length, with about a 21% gap from the closest alternative.
Zero Tolerance 0550 stands out as the longest option for blade length, with about a 27% 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$250Most expensive
US$240Cheapest
Weight
164.5 g (5.80 oz)Heaviest
122 g (4.30 oz)Lightest
Dimensions
Blade length
89 mm (3.50 in)Longest
70 mm (2.76 in)Shortest
Overall length
206 mm (8.11 in)Longest
168 mm (6.61 in)Shortest
Closed length
118 mm (4.65 in)Longest
97 mm (3.82 in)Shortest
Blade thickness
4.1 mm (0.16 in)Thickest
4 mm (0.16 in)Thinnest
Materials & mechanism
Blade steel
CPM S35VN stainless steel
CPM S35VN
Handle material
G10, titanium, stainless steel
Titanium
Finish
Stonewash
Stonewash
Lock type
Frame lock
Frame Lock
Opening method
Flipper, thumb stud
Flipper
Clip type
Ambidextrous 4-way steel pocket clip
Tip-Up, reversible
Use case profile
Best for
Hard useTactical applicationsEveryday carry
EDCTactical useDurable backup knife
Not best for
Lightweight useFine slicing
Those needing lighter knifeThose needing very thin blade
Common praise
Durable build qualityExcellent edge retentionSolid ergonomicsAmbidextrous opening options
Excellent build qualityComfortable ergonomic titanium handleSmooth flipper action with KVT bearingDurable and resistant CPM S35VN blade steelCompact size ideal for EDC
Common complaints
Detent is excessively strong making blade opening difficultHandle G10 scale pattern is polarizingWeight may be heavy for some users
Heavier than typical for blade lengthChunky blade thicknessHandle clip requires appropriate pants for secure carry
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