Article By: Suraiya Fardous
- December 6, 2023 , Last updated on : December 7, 2023
Watermelon is one of the most bought and consumed fruits in the US, and for a good reason. It is not only a delicious and refreshing fruit, but it also contains vitamins and minerals that are important for the body. However, most people struggle to slice the fruits since it is completely round and slippery. The best knife for cutting watermelons will help you get rid of these problems, so you can enjoy the refreshing fruit whenever you want.
Best knife for cutting watermelon | Buying guide
While you can use any knife to cut a watermelon, it will not be optimal for both the fruit and the knife. As a result, to get the best knife for cutting watermelon, you need to check whether the knife has these features or not.
First and foremost, a watermelon knife needs to have a blade that is at least eight inches long, or else you will not be able to get through the watermelon in one go. You can get even bigger knives, but the cost of the knives will increase with their length.
The average water content of watermelon is about 92%, and water is one of the main components that cause the metal to rust. As a result, you need to get knives made from materials that do not rust, like stainless steel. Additionally, stainless steel knives can be cleaned very easily.
The best knives for cutting up a watermelon will have serrated edges since watermelons tend to slip when you are cutting them. A melon knife with a serrated edge is preferable since it holds the fruit down when you are cutting it. As a result, the best knives for cutting fruits always have serrated edges.
The best fruit cutting knife cannot be the best knife for cutting watermelons because watermelons are larger than most fruits. Here are some of the most popular watermelon cutting knives on the market, which are ranked based on personal experience and user reviews.
List of the best knives for cutting watermelon
Dalstrong Serrated Knife
Kuhn Rikon Melon Knife
Cozzini Cutlery Melon Knife
EatNeat Kitchen Knife Set
Mercer Culinary M23210
imarku Slicing Knife
Humbee Bread Knife
Uniware Watermelon Knife
MOSAIC Electric Knife
Dalstrong Serrated Knife
Material: High-carbon German steel
Size: 10 inches
The Dalstrong Serrated Knife is the best knife to cut watermelons because of its outstanding features. First and foremost, it is water and stain-resistant, which alone makes it ideal for slicing watermelons since they have a high water content compared to other fruits or vegetables.
Besides being rust-proof, the Dalstrong Serrated Knife is also very durable thanks to its full tang build. As a result, it will be really hard to separate the blade from the handle of the knife. Other than that, it also looks good, thanks to the polished satin finish of the blade.
The knife has geometrically angled serrations, which lets you effortlessly cut through any watermelon with ease. However, if the diameter of the watermelon you are cutting is larger than 10 inches, then you will need to go twice to cut it. If you are experienced with a knife, then you can use this to cut large watermelons evenly.
Water and stain resistant
Full tang build
Minimal slicing resistance
Polished satin finished
While the Dalstrong Serrated Knife is the best overall knife for cutting any sort of fruit and vegetables, it is also very expensive. However, if you can afford it, then it is definitely the best knife for cutting watermelon on the market that you can buy.
The Kuhn Rikon Melon Knife is a unique knife with an aesthetic watermelon design. It is both fun and functional. The knife has a blade that is made from stainless steel, which will not corrode even if you forget to clean it after cutting a watermelon. Additionally, it comes with a sheathe, so you can store it safely after usage.
Besides the corrosion resistance, the blade of the Kuhn Rikon Melon Knife also has a nonstick coating. As a result, the watermelon does not stick to it when you are cutting it. This allows you to cut the fruit into perfect cubes without ruining the texture.
This knife uses a Japanese stainless steel blade, which is not only corrosion-resistant but also very sharp at the same time. It retains its sharpness for a very long time, so you can cut a lot of watermelons with it before it needs sharpening again. Overall, we loved the aesthetics and functionality of this knife.
Corrosion resistant blade
Nonstick coating on the blade
Comes with a sheath
The Kuhn Rikon Melon Knife has a lightweight build, so you must exert a little force to smoothly cut your watermelons. However, the serrated edges and nonstick coating ensure that the fruit is not damaged when you are exerting force. This, combined with its unique design, makes it one of the best knives for cutting watermelon.
The Cozzini Cutlery Melon Knife has one of the longest blades for cutting even the largest watermelons. If you have a business or a busy kitchen where a lot of watermelons are cut regularly, this is one of the best knives that you can get. Additionally, they have lucrative sets for multiple knives, which you can get to save money.
Besides the blade, the Cozzini Cutlery Melon Knife also has an outstanding handle. It is ergonomic and comfortable to hold, so you can cut your watermelons easily. Additionally, it is dishwasher safe, so cleanup is easier after you are done cutting.
We understand that many people find it clumsy and uncomfortable to wield knives with very long blades. However, this knife is very light and comfortable to handle. That is why we included this knife so high on this list. Even though it has a 14-inch long blade, it is still very easy to handle.
Outstanding build quality
Heavier than competitors
While the Cozzini Cutlery Melon Knife can cut easily, it is a bit heavier than its competitors. It is heavy enough to fall in the category of machetes. However, if weight is not an issue for you, its outstanding blade, combined with its ergonomic handle, makes it the best knife for cutting watermelon.
If you are under a budget, the EatNeat Kitchen Knife Set has the best knife for cutting watermelon that you can get. The set also contains several knives with sheaths, a cutting board, and a sharpener. As a result, the whole set combined gives you a lot of options regarding how you can cut your watermelon.
If you like to present your fruits in a unique way to your guests, you can go for this set. You can do all this for a very affordable price point. You can get this set as a gift as well. Overall, this is a fun set,
Comes with sheaths, cutting board, sharpener
Handles get dirty
While the colorful design of the knives and accessories in the EatNeat Kitchen Knife Set is attractive, they get dirty easily and are hard to clean. However, they also come in a black design that does not have this issue. As a result, the set has some of the best knives for cutting watermelon.
The Mercer Culinary M23210 has a textured nonslip handle that promotes superior grip, which makes it perfect for people with slippery hands. Additionally, the blade holds its sharpness longer than other knives. Lastly, it has an optimal weight-length ratio, ensuring the knife has excellent balance. All of these features combined let you easily cut your watermelon without any issues.
The blade is made from high-carbon steel and not stainless steel. As a result, you cannot clean the knife using a dishwasher. We suggest that you clean it using water and soap, then rinse off the soap and use a paper towel to dry it off. If maintenance is not an issue for you, then get this knife.
Textured nonslip grip
Long lasting sharpness
Not dishwasher safe
While the Mercer Culinary M23210 has an outstanding blade, it is not dishwasher safe because of its textured handle, which can be damaged in a dishwasher. Other than that, its nonslip grip, combined with its excellent balance, makes it one of the best knives for cutting watermelon.
The imarku Slicing Knife is perfect for people who want the best serrations on their knife’s blade. Other than that, it also has an ergonomic wooden handle that is both aesthetic and functional at the same time. Lastly, the blade has an anti-corrosion build thanks to the high-carbon stainless steel material, which makes it perfect for cutting watermelons. Its handle and blade combined lets you optimally cut your watermelon using the knife.
Ergonomic wooden handle
Handle can crack if dropped
While the imarku Slicing Knife has an aesthetic wooden handle, it can be easily cracked if you drop it mistakenly. Other than that, its anti-corrosion build, combined with the blade’s superior serrations, makes it the best knife for cutting watermelon that you can get.
The Humbee Bread Knife has a full tang build, which gives it superior durability. As a result, it is perfect for people who have a tendency to drop things. Besides that, the optimal weight of the knife, combined with its sharpness, ensures you can easily get through watermelons with minimal effort. Lastly, the serrations ensure you do not mistakenly ruin the fruit’s texture when cutting.
Full tang build
Requires minimal effort
Does not destroy fruit texture
Does not hold edges for long
The only issue we had with the Humbee Chef Knife was that the knife did not hold its edges for long. However, if you intend to use the knife to cut watermelons only, then this will not be an issue. Other than that, its full tang build makes it the best knife for cutting watermelon.
The Uniware Watermelon Knife is another great knife with an aesthetic watermelon design. Additionally, it has a stainless steel build with red paint that ensures it is completely rust-proof. Other than that, the blade itself is very durable and strong. Lastly, the blade’s length is optimal for cutting watermelons of different sizes.
Does not corrode
Aesthetic watermelon design
Handle could be more durable
The only drawback of the Uniware Watermelon Knife is that the handle is made from Polypropylene, which is not very durable. Other than that, its aesthetic design, combined with its rust-proof build, makes it the best knife for cutting watermelon.
Just as the name suggests, the MOSAIC Electric Knife requires power to operate. You can cut through watermelons very quickly and easily, which makes it perfect for commercial use. Additionally, they provide two blades for the knife right out of the box, so you can use the devices for a long time. Lastly, it is very easy to clean.
Two blades provided
Easy to clean
Wired device; requires a power socket
While the MOSAIC Electric Knife is an outstanding device, it still comes last on your list because you need a power socket to operate it, which can be a hassle when you are outdoors. However, if you want to use it in your kitchen near a source of power, it is the best knife for cutting watermelon that you can get.
After you have sliced a watermelon in half, the Yueshico Slicer Cutter makes it easier to cut it into cubes or balls. Even if it is not a knife, we still include it here for people who are not aware that slicer cutters for watermelons are available on the market. It makes cutting watermelon into cubes so much easier. It also makes the cubes presentable, so you can serve them to your guests.
Automatically slices cubes
Includes a melon baller
Both are corrosion resistant
Requires experience to make perfect cubes
While the Yueshico Slicer Cutter makes it very easy to slice a watermelon, it will require some experience to make the cubes presentable. With some practice, it will be the best equipment you own for cutting watermelon quickly.
The best knife for cutting watermelon will suit your specific needs and budget. For example, if budget is not an issue, the best watermelon knife is the Dalstrong Serrated Knife. Alternatively, if you want a knife with a watermelon design, the Kuhn Rikon Melon Knife and the Uniware Watermelon Knife are for you. If you liked our top picks, check out our list of the best oyster knives. and Best spring assisted knives.