Pocket Knife Steel Comparison: 8Cr13MoV vs D2 vs S35VN vs M390

Choosing a pocket knife often comes down to one critical factor: the blade steel. With so many options — from budget-friendly 8Cr13MoV to super-steel M390 — understanding the differences can save you money and ensure you get the performance you actually need. This pocket knife steel comparison breaks down four of the most common steels you will encounter, from entry-level to premium.

Meet the Contenders

These four steels represent the spectrum of what you will find in modern folding knives:

• 8Cr13MoV: Chinese stainless steel, budget-friendly, easy to sharpen, used in entry-level to mid-range knives
• D2: High-carbon tool steel, semi-stainless, excellent wear resistance, popular in mid-range knives
• S35VN: American premium stainless (Crucible Industries), balanced performer for high-end EDC
• M390: Austrian powder metallurgy super-steel (Böhler), exceptional edge retention, top-tier pricing

Detailed Steel Comparison Table

Property	8Cr13MoV	D2	S35VN	M390
Edge Retention	Fair	Good	Very Good	Excellent
Corrosion Resistance	Good	Moderate (semi-stainless)	Very Good	Excellent
Toughness (Chipping Resistance)	Good	Fair	Very Good	Good
Ease of Sharpening	Very Easy	Moderate	Easy	Difficult (needs diamond)
Hardness (Typical HRC)	57–59	60–61	59–61	60–62
Typical Price Range	$20–$50	$40–$120	$100–$250	$150–$400+
Steel Type	Stainless	Tool steel	Stainless (PM)	Stainless (PM)

Which Steel Should You Choose?

Choose 8Cr13MoV If:

• You are buying your first pocket knife on a budget
• You prefer easy sharpening over ultimate edge retention
• You want a reliable beater knife you do not mind dulling

Choose D2 If:

• You want great edge retention without premium pricing
• You live in a dry climate (D2 can stain in humid conditions)
• You are comfortable with occasional touch-ups on ceramic rods

Choose S35VN If:

• You want a well-rounded premium steel without the sharpening hassle
• Corrosion resistance matters for your environment
• You value toughness — this steel resists chipping very well

Choose M390 If:

• You want the absolute best edge retention available
• Budget is secondary to performance
• You own diamond sharpening equipment
• You appreciate owning a premium super-steel

The Bottom Line

There is no single "best" pocket knife steel — only the best steel for your needs and budget. 8Cr13MoV offers incredible value for casual users. D2 punches above its weight class in edge retention. S35VN is the balanced all-rounder that most EDC enthusiasts will love. M390 is the ultimate upgrade for those who demand the best. Whichever you choose, the key is matching the steel to how and where you will use the knife.

Browse our full range of folding pocket knives across all steel types to find your perfect EDC companion.

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