Comparison Console
Microtech Brachial Auto vs Microtech Tachyon III
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Microtech Brachial Auto stands out as the lightest option for weight, with about a 12% gap from the closest alternative. Microtech Tachyon III stands out as the cheapest option for retail price, with about a 39% gap from the closest alternative.
Decision Signals
What stands out
Microtech Tachyon III stands out as the cheapest option for retail price, with about a 39% gap from the closest alternative.
Microtech Brachial Auto stands out as the most expensive option for retail price, with about a 64% gap from the closest alternative.
Microtech Brachial Auto stands out as the lightest option for weight, with about a 12% gap from the closest alternative.
Microtech Tachyon III stands out as the heaviest option for weight, with about a 14% gap from the closest alternative.
Microtech Brachial Auto stands out as the shortest option for blade length, with about a 27% gap from the closest alternative.
Microtech Tachyon III stands out as the longest option for blade length, with about a 36% gap from the closest alternative.
Microtech Brachial Auto stands out as the shortest option for overall length, with about a 15% gap from the closest alternative.
Microtech Tachyon III stands out as the longest option for overall length, with about a 18% 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$474Most expensive
US$289Cheapest
Weight
124.5 g (4.39 oz)Lightest
141.75 g (5.00 oz)Heaviest
Dimensions
Blade length
83.8 mm (3.30 in)Shortest
114.3 mm (4.50 in)Longest
Overall length
215.9 mm (8.50 in)Shortest
254 mm (10.00 in)Longest
Closed length
120.7 mm (4.75 in)
Unknown
Blade thickness
3.81 mm (0.15 in)Thinnest
4.06 mm (0.16 in)Thickest
Materials & mechanism
Blade steel
M390 Stainless Steel
ELMAX or Bohler M390
Handle material
6061-T6 Aluminum
Aluminum
Finish
Stonewash or DLC (depending on model)
Apocalyptic Stonewash or Black anodized
Lock type
Push Button Lock
Unknown
Opening method
Push Button Automatic
Butterfly knife
Clip type
Titanium Tip-Up, Right Carry
Tip-Up pocket clip
Use case profile
Best for
Everyday CarryTactical UseSelf DefenseEmergency RespondersMilitary Use
Flipping EnthusiastsCollectorsEDC Users Wanting A Premium Butterfly Knife
Not best for
Heavy Duties That Risk Blade Tip Damage
Users Who Prefer Fixed BladesUsers Who Prefer Automatic Knives
Common praise
Strong, Stout Automatic Action With Secure LockupErgonomic Curved Handle For Comfortable GripHigh Quality M390 Steel Blade With Excellent Slicing CapabilityCompact And Lightweight For Comfortable CarryHigh Fit And Finish With Zero Blade Play
Excellent Flipping Action Due To Ball Bearing PivotsSolid Build Quality With Refined LookPremium Blade SteelsDurable Aluminum Handles
Common complaints
Button Release Can Be Initially Stiff And Require Break InRelatively High Price PointNot Suited For Heavy Chopping Tasks Due To Blade Tip Shape
Heavier Than Some Other Butterfly Knives (approx 142g)May Be Priced Higher Than Entry Level Balisongs
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