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Comparison Console

CIVIVI Keen Nadder vs CRKT M21-04G

EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.

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Command Brief

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CIVIVI Keen Nadder stands out as the lightest option for weight, with about a 42% gap from the closest alternative. CRKT M21-04G stands out as the cheapest option for retail price, with about a 2% gap from the closest alternative.

Decision Signals

What stands out

Cheapest

CRKT M21-04G stands out as the cheapest option for retail price, with about a 2% gap from the closest alternative.

Most expensive

CIVIVI Keen Nadder stands out as the most expensive option for retail price, with about a 2% gap from the closest alternative.

Lightest

CIVIVI Keen Nadder stands out as the lightest option for weight, with about a 42% gap from the closest alternative.

Heaviest

CRKT M21-04G stands out as the heaviest option for weight, with about a 73% gap from the closest alternative.

Shortest

CIVIVI Keen Nadder stands out as the shortest option for closed length, with about a 12% gap from the closest alternative.

Longest

CRKT M21-04G stands out as the longest option for closed length, with about a 13% gap from the closest alternative.

Shortest

CIVIVI Keen Nadder stands out as the shortest option for blade length, with about a 13% gap from the closest alternative.

Longest

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.

CIVIVI Keen Nadder — Blade length: 88.3 mm (3.48 in)CIVIVI Keen Nadder — Overall length: 208.2 mm (8.20 in)CIVIVI Keen Nadder — Closed length: 119.9 mm (4.72 in)CIVIVI Keen Nadder — Blade thickness: 3.7 mm (0.15 in)CIVIVI Keen Nadder — Weight: 105 g (3.70 oz)CIVIVI Keen Nadder — Retail price: US$85CRKT M21-04G — Blade length: 101.02 mm (3.98 in)CRKT M21-04G — Overall length: 236.55 mm (9.31 in)CRKT M21-04G — Closed length: 135.53 mm (5.34 in)CRKT M21-04G — Blade thickness: 3.53 mm (0.14 in)CRKT M21-04G — Weight: 181.44 g (6.40 oz)CRKT M21-04G — Retail price: US$83Blade lengthOverall lengthClosed lengthBlade thicknessWeightRetail price
Price & carry
Retail price
US$85Most expensive
US$83Cheapest
Weight
105 g (3.70 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
208.2 mm (8.20 in)Shortest
236.55 mm (9.31 in)Longest
Closed length
119.9 mm (4.72 in)Shortest
135.53 mm (5.34 in)Longest
Blade thickness
3.7 mm (0.15 in)Thickest
3.53 mm (0.14 in)Thinnest
Materials & mechanism
Blade steel
Bohler N690
1.4116 stainless steel
Handle material
G10 or Micarta
G-10 Laminate
Finish
Gray Stonewashed
Corrosion resistant coating
Lock type
Liner Lock
Liner Lock
Opening method
Flipper and Thumb Stud
Flipper
Clip type
Tip-Up, Reversible Left/Right
Unknown
Use case profile
Best for
Everyday carry (EDC)UtilityCampingHunting
Everyday carryTactical useOutdoor tasks
Not best for
Unknown
Unknown
Common praise
Excellent corrosion resistanceSmooth opening action due to caged ceramic ball bearing pivotLightweight and slim carry profileVersatile utility knife suitable for multiple uses
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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