Comparison Console
CIVIVI Primitrox vs CRKT M21-04G
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
CIVIVI Primitrox stands out as the lightest option for weight, with about a 43% gap from the closest alternative. CIVIVI Primitrox stands out as the cheapest option for retail price, with about a 22% gap from the closest alternative.
Decision Signals
What stands out
CIVIVI Primitrox stands out as the cheapest option for retail price, with about a 22% gap from the closest alternative.
CRKT M21-04G stands out as the most expensive option for retail price, with about a 28% gap from the closest alternative.
CIVIVI Primitrox stands out as the lightest option for weight, with about a 43% gap from the closest alternative.
CRKT M21-04G stands out as the heaviest option for weight, with about a 76% gap from the closest alternative.
CIVIVI Primitrox stands out as the shortest option for closed length, with about a 17% gap from the closest alternative.
CRKT M21-04G stands out as the longest option for closed length, with about a 21% gap from the closest alternative.
CIVIVI Primitrox stands out as the shortest option for blade length, with about a 13% gap from the closest alternative.
CRKT M21-04G stands out as the longest option for blade length, with about a 14% 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$65Cheapest
US$83Most expensive
Weight
102.8 g (3.63 oz)Lightest
181.44 g (6.40 oz)Heaviest
Dimensions
Blade length
88.3 mm (3.48 in)Shortest
101.02 mm (3.98 in)Longest
Overall length
200.4 mm (7.89 in)Shortest
236.55 mm (9.31 in)Longest
Closed length
112.1 mm (4.41 in)Shortest
135.53 mm (5.34 in)Longest
Blade thickness
3 mm (0.12 in)Thinnest
3.53 mm (0.14 in)Thickest
Materials & mechanism
Blade steel
Nitro-V
1.4116 stainless steel
Handle material
G-10 Laminate
G-10 Laminate
Finish
Satin Finished
Corrosion resistant coating
Lock type
Liner Lock
Liner Lock
Opening method
Flipper
Flipper
Clip type
Tip-Up, L/R
Unknown
Use case profile
Best for
EDCCampingHuntingTactical use
Everyday carryTactical useOutdoor tasks
Not best for
Unknown
Unknown
Common praise
Good value for the priceSharp and well made bladeComfortable G10 handleSmooth flipper action
Exceptional grip due to G10 handleFast and safe opening with flipper and liner lockHigh quality construction at a reasonable price
Common complaints
Unknown
Unknown
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