{"id":15912,"date":"2025-07-15T18:50:49","date_gmt":"2025-07-15T18:50:49","guid":{"rendered":"https:\/\/topat10.com\/?p=15912"},"modified":"2025-07-15T18:50:49","modified_gmt":"2025-07-15T18:50:49","slug":"this-guy-attached-21-chefs-knives-to-a-slicing-robot-arm-to-determine-which-one-is-best","status":"publish","type":"post","link":"https:\/\/topat10.com\/?p=15912","title":{"rendered":"This Guy Attached 21 Chef\u2019s Knives to a Slicing Robot Arm to Determine Which One Is Best"},"content":{"rendered":"<p> <br \/>\n<\/p>\n<div>\n<p class=\"paywall\">After the fifth tomato, I had to know how my knife did. Without judgment, Heimendinger announced that it placed &#8220;second to last in the cohort.&#8221; I felt responsibility for this knife, and a little embarrassment, until I remembered his knives came straight out of the box and into the testing process with an unblemished factory edge. My knife, on the other hand, had been in regular use in my test kitchen for more than six months receiving only the occasional honing. Plus, I noted protectively that these tomatoes appeared bigger than the ones he used during his main battery of testing.<\/p>\n<p class=\"paywall\">He continued through the other four foods: potatoes, cheese cubes, baby carrots, and King&#8217;s Hawaiian rolls, the latter chosen for their extremely uniform interior.<\/p>\n<div class=\"GenericCalloutWrapper-tojWn dePdgY callout--has-top-border\" data-testid=\"GenericCallout\">\n<div class=\"GroupCalloutWrapper-bPWknp dhHsN callout callout--group callout--group-2\" data-testid=\"GroupCalloutWrapper\">\n<figure class=\"AssetEmbedWrapper-eVDQiB byBkf asset-embed callout--group-item callout--group-item-1\">\n<div class=\"AssetEmbedAssetContainer-eJxoAx dBHGoQ asset-embed__asset-container\"><span class=\"SpanWrapper-umhxW lgCwTv responsive-asset AssetEmbedResponsiveAsset-cXBNxi lqMXz asset-embed__responsive-asset\"><picture class=\"ResponsiveImagePicture-cWuUZO dUOtEa AssetEmbedResponsiveAsset-cXBNxi lqMXz asset-embed__responsive-asset responsive-image\"><noscript><img decoding=\"async\" alt=\"Image may contain Blade Weapon and Knife\" class=\"ResponsiveImageContainer-eybHBd fptoWY responsive-image__image lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/media.wired.com\/photos\/68756d8b549717e6adc2d27c\/master\/w_1600%2Cc_limit\/Slicing-Robot-Gear-Cheese%2520Cut_1.jpg\" data-sizes=\"auto\" data-srcset=\"https:\/\/media.wired.com\/photos\/68756d8b549717e6adc2d27c\/master\/w_120,c_limit\/Slicing-Robot-Gear-Cheese%20Cut_1.jpg 120w, https:\/\/media.wired.com\/photos\/68756d8b549717e6adc2d27c\/master\/w_240,c_limit\/Slicing-Robot-Gear-Cheese%20Cut_1.jpg 240w, https:\/\/media.wired.com\/photos\/68756d8b549717e6adc2d27c\/master\/w_320,c_limit\/Slicing-Robot-Gear-Cheese%20Cut_1.jpg 320w, https:\/\/media.wired.com\/photos\/68756d8b549717e6adc2d27c\/master\/w_640,c_limit\/Slicing-Robot-Gear-Cheese%20Cut_1.jpg 640w, https:\/\/media.wired.com\/photos\/68756d8b549717e6adc2d27c\/master\/w_960,c_limit\/Slicing-Robot-Gear-Cheese%20Cut_1.jpg 960w, https:\/\/media.wired.com\/photos\/68756d8b549717e6adc2d27c\/master\/w_1280,c_limit\/Slicing-Robot-Gear-Cheese%20Cut_1.jpg 1280w, https:\/\/media.wired.com\/photos\/68756d8b549717e6adc2d27c\/master\/w_1600,c_limit\/Slicing-Robot-Gear-Cheese%20Cut_1.jpg 1600w\" sizes=\"100vw\"\/><\/noscript><\/picture><\/span><\/div>\n<div class=\"CaptionWrapper-jSZdqE imJESW caption AssetEmbedCaption-fNQBPI dDrfgT asset-embed__caption\" data-testid=\"caption-wrapper\"><span class=\"BaseWrap-sc-gjQpdd BaseText-ewhhUZ CaptionText-bHjzlu iUEiRd kVUvEC cMqUjk caption__text\"><\/p>\n<p>A test knife slices through a piece of cheese.<\/p>\n<p><\/span><span class=\"BaseWrap-sc-gjQpdd BaseText-ewhhUZ CaptionCredit-ejegDm iUEiRd iJViBS yzpFe caption__credit\">Courtesy of Scott Heimendinger<\/span><\/div>\n<\/figure>\n<figure class=\"AssetEmbedWrapper-eVDQiB byBkf asset-embed callout--group-item callout--group-item-2\">\n<div class=\"AssetEmbedAssetContainer-eJxoAx dBHGoQ asset-embed__asset-container\"><span class=\"SpanWrapper-umhxW lgCwTv responsive-asset AssetEmbedResponsiveAsset-cXBNxi lqMXz asset-embed__responsive-asset\"><picture class=\"ResponsiveImagePicture-cWuUZO dUOtEa AssetEmbedResponsiveAsset-cXBNxi lqMXz asset-embed__responsive-asset responsive-image\"><noscript><img decoding=\"async\" alt=\"Image may contain Bread Food and Bun\" class=\"ResponsiveImageContainer-eybHBd fptoWY responsive-image__image lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/media.wired.com\/photos\/68756d8b2ec4c83e9b6f54b4\/master\/w_1600%2Cc_limit\/Slicing-Robot-Gear-Bread-Cut_2.jpg\" data-sizes=\"auto\" data-srcset=\"https:\/\/media.wired.com\/photos\/68756d8b2ec4c83e9b6f54b4\/master\/w_120,c_limit\/Slicing-Robot-Gear-Bread-Cut_2.jpg 120w, https:\/\/media.wired.com\/photos\/68756d8b2ec4c83e9b6f54b4\/master\/w_240,c_limit\/Slicing-Robot-Gear-Bread-Cut_2.jpg 240w, https:\/\/media.wired.com\/photos\/68756d8b2ec4c83e9b6f54b4\/master\/w_320,c_limit\/Slicing-Robot-Gear-Bread-Cut_2.jpg 320w, https:\/\/media.wired.com\/photos\/68756d8b2ec4c83e9b6f54b4\/master\/w_640,c_limit\/Slicing-Robot-Gear-Bread-Cut_2.jpg 640w, https:\/\/media.wired.com\/photos\/68756d8b2ec4c83e9b6f54b4\/master\/w_960,c_limit\/Slicing-Robot-Gear-Bread-Cut_2.jpg 960w, https:\/\/media.wired.com\/photos\/68756d8b2ec4c83e9b6f54b4\/master\/w_1280,c_limit\/Slicing-Robot-Gear-Bread-Cut_2.jpg 1280w, https:\/\/media.wired.com\/photos\/68756d8b2ec4c83e9b6f54b4\/master\/w_1600,c_limit\/Slicing-Robot-Gear-Bread-Cut_2.jpg 1600w\" data-sizes=\"100vw\"\/><\/noscript><\/picture><\/span><\/div>\n<div class=\"CaptionWrapper-jSZdqE imJESW caption AssetEmbedCaption-fNQBPI dDrfgT asset-embed__caption\" data-testid=\"caption-wrapper\"><span class=\"BaseWrap-sc-gjQpdd BaseText-ewhhUZ CaptionText-bHjzlu iUEiRd kVUvEC cMqUjk caption__text\"><\/p>\n<p>Bread rolls were also used in the testing.<\/p>\n<p><\/span><span class=\"BaseWrap-sc-gjQpdd BaseText-ewhhUZ CaptionCredit-ejegDm iUEiRd iJViBS yzpFe caption__credit\">Courtesy of Scott Heimendinger<\/span><\/div>\n<\/figure>\n<\/div>\n<\/div>\n<p class=\"paywall\">Understandably, my knife didn&#8217;t fare particularly well, but I was able to get an appreciation for Scott&#8217;s testing and data-gathering process.<\/p>\n<p class=\"paywall\">Even with the robot, collecting this amount of data took a lot of time. Every piece of food needed to be loaded and unloaded from the scale, the knife wiped, cleaned, and dried after every stroke, the room kept cool, the whole thing happening during that monotonous bender of a weekend, Don Henley and Tears for Fears playing over and over.<\/p>\n<p class=\"paywall\">Once he got all that data and made dozens and dozens of charts and graphs, what did he learn?<\/p>\n<p class=\"paywall\">\u201cHow scattered the results are.\u201d<\/p>\n<p class=\"paywall\">Per <a data-offer-url=\"https:\/\/seattleultrasonics.com\/pages\/knife-database\" class=\"external-link\" data-event-click=\"{&quot;element&quot;:&quot;ExternalLink&quot;,&quot;outgoingURL&quot;:&quot;https:\/\/seattleultrasonics.com\/pages\/knife-database&quot;}\" href=\"https:\/\/seattleultrasonics.com\/pages\/knife-database\" rel=\"nofollow noopener\" target=\"_blank\">his testing<\/a>, three chef&#8217;s knives were fairly blazingly fantastic, doing well across the board: a <a data-offer-url=\"https:\/\/shun.kaiusa.com\/classic-hollow-ground-chef-s-8.html\" class=\"external-link\" data-event-click=\"{&quot;element&quot;:&quot;ExternalLink&quot;,&quot;outgoingURL&quot;:&quot;https:\/\/shun.kaiusa.com\/classic-hollow-ground-chef-s-8.html&quot;}\" href=\"https:\/\/shun.kaiusa.com\/classic-hollow-ground-chef-s-8.html\" rel=\"nofollow noopener\" target=\"_blank\">Shun Classic Hollow Edge<\/a>, a <a data-offer-url=\"https:\/\/cutleryandmore.com\/products\/moritaka-gyuto-aogami-carbon-steel-37387\" class=\"external-link\" data-event-click=\"{&quot;element&quot;:&quot;ExternalLink&quot;,&quot;outgoingURL&quot;:&quot;https:\/\/cutleryandmore.com\/products\/moritaka-gyuto-aogami-carbon-steel-37387&quot;}\" href=\"https:\/\/cutleryandmore.com\/products\/moritaka-gyuto-aogami-carbon-steel-37387\" rel=\"nofollow noopener\" target=\"_blank\">Moritaka Hamono<\/a>, and a <a data-offer-url=\"https:\/\/www.tojiro-japan.com\/products\/tojiro-pro-dp-3layered-by-vg10-chef-knife-210mm\/\" class=\"external-link\" data-event-click=\"{&quot;element&quot;:&quot;ExternalLink&quot;,&quot;outgoingURL&quot;:&quot;https:\/\/www.tojiro-japan.com\/products\/tojiro-pro-dp-3layered-by-vg10-chef-knife-210mm\/&quot;}\" href=\"https:\/\/www.tojiro-japan.com\/products\/tojiro-pro-dp-3layered-by-vg10-chef-knife-210mm\/\" rel=\"nofollow noopener\" target=\"_blank\">Tojiro Professional<\/a>. Number four was weird: The $300 <a data-offer-url=\"https:\/\/www.wusthof.com\/products\/amici-8-inch-chefs-knife\" class=\"external-link\" data-event-click=\"{&quot;element&quot;:&quot;ExternalLink&quot;,&quot;outgoingURL&quot;:&quot;https:\/\/www.wusthof.com\/products\/amici-8-inch-chefs-knife&quot;}\" href=\"https:\/\/www.wusthof.com\/products\/amici-8-inch-chefs-knife\" rel=\"nofollow noopener\" target=\"_blank\">W\u00fcsthof Amici<\/a> (very similar to their fantastic Classic but with a different bolster and handle) aced everything except the carrots, at which it was quite bad. The last two slots, 20 and 21, were also well secured, by a Henckels Classic and the $18 Zwilling Solution Fine Edge.<\/p>\n<p class=\"paywall\">Yet the stuff in the middle\u2014slots five to 19, more than two-thirds of the test group\u2014were what he was referring to when he said \u201cscattered,\u201d performing well in one category and poorly in another.<\/p>\n<p class=\"paywall\">&#8220;You would think that a great tomato knife would make a great potato knife,&#8221; he said before noting that wasn&#8217;t necessarily the case. &#8220;It\u2019s bananas.&#8221;<\/p>\n<div class=\"GenericCalloutWrapper-tojWn dePdgY callout--has-top-border\" data-testid=\"GenericCallout\">\n<div class=\"GroupCalloutWrapper-bPWknp dhHsN callout callout--group callout--group-2\" data-testid=\"GroupCalloutWrapper\">\n<figure class=\"AssetEmbedWrapper-eVDQiB byBkf asset-embed callout--group-item callout--group-item-1\">\n<div class=\"AssetEmbedAssetContainer-eJxoAx dBHGoQ asset-embed__asset-container\"><span class=\"SpanWrapper-umhxW lgCwTv responsive-asset AssetEmbedResponsiveAsset-cXBNxi lqMXz asset-embed__responsive-asset\"><picture class=\"ResponsiveImagePicture-cWuUZO dUOtEa AssetEmbedResponsiveAsset-cXBNxi lqMXz asset-embed__responsive-asset responsive-image\"><noscript><img decoding=\"async\" alt=\"Image may contain Food Plant Produce Tomato and Vegetable\" class=\"ResponsiveImageContainer-eybHBd fptoWY responsive-image__image lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/media.wired.com\/photos\/68756f0c79ed9584d1020973\/master\/w_1600%2Cc_limit\/Slicing-Robot-Gear-3D-Print_3.jpg\" data-sizes=\"auto\" data-srcset=\"https:\/\/media.wired.com\/photos\/68756f0c79ed9584d1020973\/master\/w_120,c_limit\/Slicing-Robot-Gear-3D-Print_3.jpg 120w, https:\/\/media.wired.com\/photos\/68756f0c79ed9584d1020973\/master\/w_240,c_limit\/Slicing-Robot-Gear-3D-Print_3.jpg 240w, https:\/\/media.wired.com\/photos\/68756f0c79ed9584d1020973\/master\/w_320,c_limit\/Slicing-Robot-Gear-3D-Print_3.jpg 320w, https:\/\/media.wired.com\/photos\/68756f0c79ed9584d1020973\/master\/w_640,c_limit\/Slicing-Robot-Gear-3D-Print_3.jpg 640w, https:\/\/media.wired.com\/photos\/68756f0c79ed9584d1020973\/master\/w_960,c_limit\/Slicing-Robot-Gear-3D-Print_3.jpg 960w, https:\/\/media.wired.com\/photos\/68756f0c79ed9584d1020973\/master\/w_1280,c_limit\/Slicing-Robot-Gear-3D-Print_3.jpg 1280w, https:\/\/media.wired.com\/photos\/68756f0c79ed9584d1020973\/master\/w_1600,c_limit\/Slicing-Robot-Gear-3D-Print_3.jpg 1600w\" data-sizes=\"100vw\"\/><\/noscript><\/picture><\/span><\/div>\n<div class=\"CaptionWrapper-jSZdqE imJESW caption AssetEmbedCaption-fNQBPI dDrfgT asset-embed__caption\" data-testid=\"caption-wrapper\"><span class=\"BaseWrap-sc-gjQpdd BaseText-ewhhUZ CaptionText-bHjzlu iUEiRd kVUvEC cMqUjk caption__text\"><\/p>\n<p>Tomatoes are a real test of slicing ability.<\/p>\n<p><\/span><span class=\"BaseWrap-sc-gjQpdd BaseText-ewhhUZ CaptionCredit-ejegDm iUEiRd iJViBS yzpFe caption__credit\">Courtesy of Scott Heimendinger<\/span><\/div>\n<\/figure>\n<figure class=\"AssetEmbedWrapper-eVDQiB byBkf asset-embed callout--group-item callout--group-item-2\">\n<div class=\"AssetEmbedAssetContainer-eJxoAx dBHGoQ asset-embed__asset-container\"><span class=\"SpanWrapper-umhxW lgCwTv responsive-asset AssetEmbedResponsiveAsset-cXBNxi lqMXz asset-embed__responsive-asset\"><picture class=\"ResponsiveImagePicture-cWuUZO dUOtEa AssetEmbedResponsiveAsset-cXBNxi lqMXz asset-embed__responsive-asset responsive-image\"><noscript><img decoding=\"async\" alt=\"Image may contain Food Plant Potato Produce Vegetable Cutlery and Fork\" class=\"ResponsiveImageContainer-eybHBd fptoWY responsive-image__image lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/media.wired.com\/photos\/68756f08afd81faa7ee2c911\/master\/w_1600%2Cc_limit\/Slicing-Robot-Gear-Potato-Cut_5.jpg\" data-sizes=\"auto\" data-srcset=\"https:\/\/media.wired.com\/photos\/68756f08afd81faa7ee2c911\/master\/w_120,c_limit\/Slicing-Robot-Gear-Potato-Cut_5.jpg 120w, https:\/\/media.wired.com\/photos\/68756f08afd81faa7ee2c911\/master\/w_240,c_limit\/Slicing-Robot-Gear-Potato-Cut_5.jpg 240w, https:\/\/media.wired.com\/photos\/68756f08afd81faa7ee2c911\/master\/w_320,c_limit\/Slicing-Robot-Gear-Potato-Cut_5.jpg 320w, https:\/\/media.wired.com\/photos\/68756f08afd81faa7ee2c911\/master\/w_640,c_limit\/Slicing-Robot-Gear-Potato-Cut_5.jpg 640w, https:\/\/media.wired.com\/photos\/68756f08afd81faa7ee2c911\/master\/w_960,c_limit\/Slicing-Robot-Gear-Potato-Cut_5.jpg 960w, https:\/\/media.wired.com\/photos\/68756f08afd81faa7ee2c911\/master\/w_1280,c_limit\/Slicing-Robot-Gear-Potato-Cut_5.jpg 1280w, https:\/\/media.wired.com\/photos\/68756f08afd81faa7ee2c911\/master\/w_1600,c_limit\/Slicing-Robot-Gear-Potato-Cut_5.jpg 1600w\" data-sizes=\"100vw\"\/><\/noscript><\/picture><\/span><\/div>\n<div class=\"CaptionWrapper-jSZdqE imJESW caption AssetEmbedCaption-fNQBPI dDrfgT asset-embed__caption\" data-testid=\"caption-wrapper\"><span class=\"BaseWrap-sc-gjQpdd BaseText-ewhhUZ CaptionText-bHjzlu iUEiRd kVUvEC cMqUjk caption__text\"><\/p>\n<p>Same with potatoes.<\/p>\n<p><\/span><span class=\"BaseWrap-sc-gjQpdd BaseText-ewhhUZ CaptionCredit-ejegDm iUEiRd iJViBS yzpFe caption__credit\">Courtesy of Scott Heimendinger<\/span><\/div>\n<\/figure>\n<\/div>\n<\/div>\n<p class=\"paywall\">Those three knives at the top of his rankings feel like safe bets. I&#8217;d even feel pretty good about lumping that Wusth\u00f6f in there. And if I had been considering purchasing one of those two at the bottom of his list, I&#8217;d abandon the idea. But those 15 in the middle? What about them?<\/p>\n<p class=\"paywall\">For his part, Scott appreciated their lack of predictability.<\/p>\n<p class=\"paywall\">&#8220;Nobody&#8217;s done this sort of evaluation. This might be the first time we&#8217;re understanding that what matters for a tomato is different than what matters for a potato,&#8221; he said. &#8220;When you get these kinds of answers in science, these are the most exciting.&#8221;<\/p>\n<p class=\"paywall\">So what <em>is<\/em> best for a tomato?<\/p>\n<p class=\"paywall\">I thought he was going to generalize about blades, but instead he said the W\u00fcsthof Amici, which, thanks to a particularly well-honed apex, just sliced right through.<\/p>\n<\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>After the fifth tomato, I had to know how my knife did. Without judgment, Heimendinger announced that it placed &#8220;second to last in the cohort.&#8221; I felt responsibility for this knife, and a little embarrassment, until I remembered his knives came straight out of the box and into the testing process with an unblemished factory [&hellip;]<\/p>\n","protected":false},"author":136,"featured_media":15913,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[703],"tags":[847,1491,949,770,1864],"class_list":["post-15912","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technology","tag-cooking","tag-home","tag-household","tag-kitchen","tag-knives"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>This Guy Attached 21 Chef\u2019s Knives to a Slicing Robot Arm to Determine Which One Is Best | Unlock Informed Choices with Us<\/title>\n<meta name=\"description\" content=\"Certified kitchen knife nerd Scott Heimendinger used a robot arm on multiple chef\u2019s knives to collect 100,000 data points about which blades cut most efficiently. 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