← Back to Knives

Knife Record

CIVIVI

CIVIVI Synergy4

The CIVIVI Synergy4 folding knife features a 3.94-inch Nitro-V steel trail or tanto blade with a black stonewash finish, a black sculpted G10 handle, and a nested liner lock mechanism, designed by Jim O'Young. It is a well-balanced, durable, and versatile folding knife ideal for tactical and everyday use.

Last updated

Weight144 g (5.08 oz)
PriceUS$115
Blade steelNitro-V
Lock typeNested Liner Lock
Technical Specs

Specifications

CategoryFolding Knife
Blade length100 mm (3.94 in)
Overall length237 mm (9.33 in)
Closed length137 mm (5.39 in)
Blade thickness3 mm (0.12 in)
Handle materialG-10 Laminate
FinishBlack Blade Finish
Opening methodFront Flipper
Clip typeTip-Up, Right Carry
Carry Profile

Best for

▣Everyday Carry (EDC)▣Camping▣Tactical Use▣Piercing Tasks
Field Signals

Common praise

✓

Excellent edge retention of Nitro V steel

✓

Secure and reliable nested liner lock

✓

Comfortable and durable G10 handle

✓

Smooth deployment with front flipper

✓

Versatile tanto blade for piercing and utility

✓

Good balance of quality and price

Watchlist

Common complaints

⚠

Liner lock may be stiff and require practice to operate

Comparison Paths

Compare with similar knives

Similar Records

Similar knives

Dataset Expansion

Missing a brand?

Suggest an EDC brand for CarryCrew to research and add to the comparison database.

Community indexing queue online