Cutting performance is a multifaceted concept.
Things to consider include:
1. Amount of wedging in hard foods.
2. Amount of stiction in wet foods.
3. Food shedding (resistance to food sticking to the blade face).
4. Blade profile.
The first 3 are determined by the grind of the knife.
2 and 3 are closely related features which often go under the moniker "food release".
It turns out that there is a trade-off between wedging and food release. Thicker (and therefore heavier) knives tend to wedge more but can have superior food release (assuming the grind is executed correctly). This is because grind features that promote food release (for example, convexity) take up space. The thicker the knife, the more pronounced the convexity can be and the better the food release.
So you can have a knife which glides through hard foods but has poor food release (a "laser") or a knife that wedges a bit with good food release ( "workhorse"). This is, of course a continuum, so you can have knives that are somewhere in between.
Some taller workhorsey knives (my old school ironclad Wats and Toyamas are in this category) have a thicker convex grind higher up the blade but are decently thin (but not laser-thin) behind the edge. Wedging is mostly an issue in tall foods with these grinds.
Wide bevel knives with a distinct shinogi (like Kagekiyo) can also wedge if the food reaches the shinogi.
So I guess you need to prioritise whether you want a heavier knife or a knife that is thin and resistant to wedging.
I agree with @Jason183 that if you want a knife that glides through hard veggies, a laser-thin knife would be ideal.
But one shouldn't overlook the benefits of a great Workhorse grind. The newer stainless Wats and Toyamas are said to be a little thinner but my ironclad ones are excellent workhorse grinds. Great for ploughing through piles of produce. Especially if the food is soft and wet.
Note that the term "workhorse" is also often used instead to denote a tough knife that is up to any task. A bit confusing but the context can give a clue.
No problem.Thanks for that ! You know I can buy laser and workhorse of course. I want more knifes ... Please tell me specific knifes. Toyama etc one laser and workhorse both with good grind from 225 to 245 mm
There’s an old thread of some carrot cutting videos with a watanabe pro (basically same as toyama). In my experience my toyama takes a bit more effort through harder roots than my thinner ground knives (I don’t have a kagekiyo tho) but it’s still enjoyable and a knife I don’t regret.I really like this profile
https://www.japanesenaturalstones.com/toyama-noborikoi-kiritsuke-gyuto-240mm-wide/
But I am not sure it wont wedge on harder roots.
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