Comparison Console
CIVIVI Bullmastiff vs Spyderco Efficient
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Spyderco Efficient stands out as the lightest option for weight, with about a 27% gap from the closest alternative. Spyderco Efficient stands out as the cheapest option for retail price, with about a 3% gap from the closest alternative.
Decision Signals
What stands out
Spyderco Efficient stands out as the cheapest option for retail price, with about a 3% gap from the closest alternative.
CIVIVI Bullmastiff stands out as the most expensive option for retail price, with about a 3% gap from the closest alternative.
Spyderco Efficient stands out as the lightest option for weight, with about a 27% gap from the closest alternative.
CIVIVI Bullmastiff stands out as the heaviest option for weight, with about a 36% gap from the closest alternative.
Spyderco Efficient stands out as the shortest option for closed length, with about a 22% gap from the closest alternative.
CIVIVI Bullmastiff stands out as the longest option for closed length, with about a 28% gap from the closest alternative.
Spyderco Efficient stands out as the shortest option for blade length, with about a 22% gap from the closest alternative.
CIVIVI Bullmastiff stands out as the longest option for blade length, with about a 28% 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$66.8Most expensive
US$65Cheapest
Weight
158 g (5.57 oz)Heaviest
116 g (4.09 oz)Lightest
Dimensions
Blade length
97.2 mm (3.83 in)Longest
76 mm (2.99 in)Shortest
Overall length
230 mm (9.06 in)Longest
180 mm (7.09 in)Shortest
Closed length
132.8 mm (5.23 in)Longest
104 mm (4.09 in)Shortest
Blade thickness
4 mm (0.16 in)Thickest
3 mm (0.12 in)Thinnest
Materials & mechanism
Blade steel
9Cr18MoV
8Cr13MoV Stainless Steel
Handle material
G-10 Laminate
G-10 Laminate
Finish
Stonewashed
Satin or Black oxide coated blade
Lock type
Liner Lock
Liner Lock
Opening method
Flipper
Spyderco Trademark Round Hole for one-handed opening
Clip type
Tip-Up, Left/Right reversible
Reversible hourglass clip, ambidextrous tip-up carry
Use case profile
Best for
EDCTacticalCamping
Everyday carryTactical useValue-oriented users
Not best for
Unknown
Unknown
Common praise
Durable and robust buildSmooth flipper opening mechanismVersatile blade grind and finishComfortable G10 handleReversible deep-carry pocket clip
Good value for the priceSolid build quality for a budget bladeComfortable ergonomic handleEffective and secure liner lock mechanismReversible clip for versatile carry options
Common complaints
None clearly documented in provided sources
Blade steel is lower-end (8Cr13MoV) compared to high-end knives
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