There are two main types of coffee grinders - blade grinders and burr grinders. Blade grinders have a spinning blade that chops coffee beans into grounds, while burr grinders use two revolving abrasive surfaces to crush them.

Burr grinders are generally considered better as they produce consistent grounds and allow for more control over the size. Blade grinders are more affordable and suitable for simple, less precise grinding.

Grind size is crucial because different brewing methods require different sizes. Finer grounds work well for espresso, while coarser grounds are ideal for French press or cold brew.

While it is possible to use a coffee grinder to grind spices, it's generally not recommended as the flavors can transfer and affect the taste of your coffee. It's best to have a separate grinder for spices.

The grinding capacity varies depending on the model. Most home coffee grinders can hold up to around 8-12 ounces of coffee beans, which is enough for several cups.

Yes, grinding speed can impact the final taste. High-speed grinders tend to generate heat, which can affect the oils in coffee beans and result in a slightly altered flavor.

It is recommended to clean your coffee grinder regularly, especially between different types of beans or if you notice any buildup. Ideally, clean it every month or so to keep it in optimal condition.

Most burr grinders allow you to adjust the grind size, offering more control over the final result. However, blade grinders usually have a fixed grind size.

Coffee grinders can produce varying levels of noise depending on the model and brand. Some grinders have noise reduction features, but it's best to check product specifications for details.

The price of coffee grinders varies. You can find budget-friendly options starting from around $20, but investing in a higher quality grinder around $100-$200 can deliver better results and durability.