Best Knife Sharpeners of 2023 - Tested & Reviewed

Welcome to the sharp side of the kitchen! Today, we're diving deep into the world of knife sharpeners. Whether a home cook or culinary pro, a sharp knife is your best kitchen companion, but how could you pick the best one? Buckle up as we unravel the secrets to choosing the best knife sharpeners.

Why Knife Sharpening Matters

Before we get into the nitty-gritty, let’s explore why sharpening your knives is a big deal.

Lifespan of Your Knives

Keeping your knives sharp means they last longer. It’s as simple as that! Sharp knives reduce the wear and tear on the blade, ensuring they stay in the kitchen, chopping and dicing, for years to come.

Enhancing Kitchen Safety

Counterintuitive, right? But a sharp knife is a safe knife. It means less force, fewer accidents, and more precision. Sharp blades cut through food effortlessly, reducing the risk of slips and mishaps.

Types of Knife Sharpeners

Let’s get to the meat of the matter – the different types of sharpeners.


Whetstones are the old-school champs. With some skill, they can bring the finest edge to your blade.

Pros and Cons

They offer precision but require a learning curve.

Electric Sharpeners

Fast and efficient, they’re the future in the sharpening game.

Pros and Cons

While they’re easy to use, they can sometimes be harsh on your knives.

Honing Rods

These guys realign your blade, keeping it sharp between grindings.

Pros and Cons

It is ideal for maintenance but not for severely dull blades.

Factors to Consider

Choosing a sharpener? Consider this.


The sharpener material matters as much as the knife’s. Diamond? Ceramic? Steel? Each has its perks.

Grit Size

The grit size determines your knife's sharpness, from coarse to extra-fine. Think of it as the difference between a butter knife and a surgeon’s scalpel.

Ease of Use

Are you a sharpening newbie or a seasoned pro? The ease of use can make or break your sharpening experience.

Top 5 Knife Sharpeners

We’ve cut through the clutter to bring you the top 5 sharpeners.

Tips for Using Knife Sharpeners

Let’s keep those fingers intact, shall we? Secure your sharpener, take it slow, and maintain a consistent angle. Remember, patience is key – it’s not a race. And don’t forget to clean your sharpener; it needs love too!


So, there you have it, folks – the ultimate guide to choosing the best knife sharpeners. Keep it sharp, stay safe, and let your knives glide through your culinary creations. Happy sharpening!


1. How often should I sharpen my knives?

Generally, knives should be sharpened once a month if used frequently. However, the frequency can vary depending on the type of knife and how often it is used.

2. Can I use the same sharpener for different types of knives?

Not all sharpeners are universal, so checking the manufacturer’s instructions is essential. Compatibility with your specific knife type ensures effective sharpening and prevents damage to the blade.

3. Is there a learning curve to using a whetstone?

Yes, using a whetstone can be challenging for beginners. However, with consistent practice, it is possible to master the technique and achieve a finely sharpened edge.

4. Can electric sharpeners damage knives?

Electric sharpeners can damage the blade if misused or on an unsuitable knife. It is crucial to follow the product guidelines carefully to prevent any mishaps.

5. How do I know when my knife needs sharpening?

If your knife is squashing rather than slicing through food, it clearly shows that it needs sharpening. Regularly testing the blade’s sharpness helps maintain optimal performance.

6. What is the difference between honing and sharpening a knife?

Honing realigns the blade's edge, whereas sharpening removes material to create a new advantage. Honing should be done more frequently to maintain the knife’s sharpness between sharpening sessions.

7. Can I sharpen ceramic knives with a steel sharpener?

Ceramic knives should be sharpened with a diamond sharpener. Steel sharpeners are not abrasive enough to effectively sharpen ceramic blades.

8. What grit size is best for sharpening knives?

A coarser grit (200-800) is suitable for dull, chipped knives, while a finer grit (1000-6000) is ideal for refining the edge. Selecting the appropriate grit size is essential for achieving the desired sharpness.

9. Are manual sharpeners as effective as electric ones?

Manual sharpeners can be as effective as electric ones but may require more skill and effort. Electric sharpeners are typically more user-friendly and quicker to use.

10. How do I maintain the sharpness of my knives?

To maintain sharpness, regularly hone your knives, clean them properly, and store them in a knife block or on a magnetic strip. Proper care prolongs the life and efficiency of your blades.

11. Should I sharpen a new knife?

New knives are typically sharp, but a quick hone can ensure they are in optimal condition. Regular maintenance from the start prolongs the sharpness and usability of the blade.

12. Is it possible to over-sharpen a knife?

Yes, excessive sharpening can wear down the blade, reducing its lifespan. It is essential to sharpen knives only when necessary to avoid damaging them.

13. Can all knife sharpeners handle serrated blades?

Not all sharpeners are suitable for serrated blades. It is essential to check the product specifications and ensure the sharpener can accommodate different types of knives.

14. What safety precautions should I take when sharpening knives?

When sharpening knives, secure the sharpener and knife, wear cut-resistant gloves, and always move the blade away from your body. These precautions help prevent accidents and injuries.

15. How do I dispose of metal shavings from sharpening?

Collect the metal shavings with a damp cloth or paper towel and dispose of them in the trash. Avoid washing them down the drain to prevent blockages and potential plumbing issues. 

16. What kind of knife sharpeners do professionals use?

Professionals often use a combination of sharpening stones, honing rods, and sometimes electric sharpeners, depending on the knives and their specific requirements. High-quality, versatile sharpeners are preferred for their precision and reliability.

17. What is considered the best knife sharpener?

The best knife sharpener can vary based on individual needs and preferences. Still, some top-rated ones include the Chef’s Choice Trizor XV, Work Sharp Culinary E5, and the Sharp Pebble Premium Whetstone.

18. What is the most advanced knife sharpener?

The most advanced knife sharpeners feature multiple sharpening stages, adjustable angles, and the ability to handle different types of knives. Models like the Chef’s Choice Trizor XV and Work Sharp Culinary E5 are known for their advanced features and technology.