Comparison Console
Benchmade AFCK vs CIVIVI Synergy4
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Benchmade AFCK stands out as the lightest option for weight, with about a 17% gap from the closest alternative. CIVIVI Synergy4 stands out as the cheapest option for retail price, with about a 4% gap from the closest alternative.
Decision Signals
What stands out
CIVIVI Synergy4 stands out as the cheapest option for retail price, with about a 4% gap from the closest alternative.
Benchmade AFCK stands out as the most expensive option for retail price, with about a 4% gap from the closest alternative.
Benchmade AFCK stands out as the lightest option for weight, with about a 17% gap from the closest alternative.
CIVIVI Synergy4 stands out as the heaviest option for weight, with about a 20% gap from the closest alternative.
Benchmade AFCK stands out as the shortest option for closed length, with about a 1% gap from the closest alternative.
CIVIVI Synergy4 stands out as the longest option for closed length, with about a 1% gap from the closest alternative.
CIVIVI Synergy4 stands out as the shortest option for blade length, with about a 2% gap from the closest alternative.
Benchmade AFCK stands out as the longest option for blade 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$120Most expensive
US$115Cheapest
Weight
119.7 g (4.22 oz)Lightest
144 g (5.08 oz)Heaviest
Dimensions
Blade length
102 mm (4.02 in)Longest
100 mm (3.94 in)Shortest
Overall length
235 mm (9.25 in)Shortest
237 mm (9.33 in)Longest
Closed length
135 mm (5.31 in)Shortest
137 mm (5.39 in)Longest
Blade thickness
3.175 mm (0.13 in)Thickest
3 mm (0.12 in)Thinnest
Materials & mechanism
Blade steel
M2 tool steel
Nitro-V
Handle material
G-10 handle scales with stainless steel liner
G-10 Laminate
Finish
Black finish on blade, stonewashed pivot screws
Black Blade Finish
Lock type
Liner Lock
Nested Liner Lock
Opening method
Thumb Hole
Front Flipper
Clip type
Steel pocket clip (tip down)
Tip-Up, Right Carry
Use case profile
Best for
EDC utilitySelf defenseCollectors
Everyday Carry (EDC)CampingTactical UsePiercing tasks
Not best for
Left hand users (clip and lock are right hand oriented)
Unknown
Common praise
Very sharp blade edgeComfortable, ergonomic handleReliable liner lockDurable constructionGood for utility and self defense
Excellent edge retention of Nitro V steelSecure and reliable nested liner lockComfortable and durable G10 handleSmooth deployment with front flipperVersatile tanto blade for piercing and utilityGood balance of quality and price
Common complaints
Handle flex with G-10 scales (addressed in later models or by replacing scales with aluminum)Heavier compared to some other folding knivesRight hand only clip and lock
Liner lock may be stiff and require practice to operate
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