Slow cookers use very little electricity in the UK. On average, a slow cooker uses around 2 kW of electricity, equivalent to around 0.8p per hour in electricity costs. This is much less than most other kitchen appliances, such as an electric oven that uses around 3 kWh of electricity per hour. While this is a relatively small amount, it is essential to remember that most slow cookers can be left on for long periods, meaning that the cost can quickly add up. It is important to remember to switch off your slow cooker when it is not in use to reduce your electricity consumption. So, save money on electricity bills using a slow cooker instead of an oven or hob.

How Much Electricity Does a Slow Cooker Use in 8 Hours?

The average-sized slow cooker consumes approximately 1.3 kWh over an eight-hour cooking period. Given that the average price of electricity in the UK for 2023 is close to 28p per kWh, this works out to around 4.5p per hour or a total of 36p for the full eight hours.
To get an accurate estimate, you can multiply the wattage of your slow cooker by the number of hours you are running it and then divide that number by 1000 to get the total kWh used. Multiply this number by your local electricity rate to get the approximate cost.

does slow cookers use a lot of electricity

Slow Cooker Vs. Electric Oven Comparison

Slow cooker:
Food can be cooked in a slow cooker at a low temperature for an extended period, making it an ideal kitchen appliance. Ideal for stews, soups, and other dishes that require extended cooking periods. They are also convenient because they can be left unattended while cooking, allowing you to do other tasks while the food cooks.
Electric oven:
These ovens are typically used for baking or broiling food and are often found in home and professional kitchens. Electric ovens are fast, efficient, and easy to use, making them a popular choice for home cooks.
Both slow cookers and electric ovens are great tools for cooking, but they have their differences. Slow cookers are more convenient because they can be left unattended while cooking, but electric ovens are faster and more efficient. Electric ovens are better for baking and broiling, while slow cookers are better for soups, stews, and casseroles. Ultimately, the choice between a slow cooker and an electric oven will depend on the dish you’re making.

does slow cookers use a lot of electricity

Is it Cheaper to use a Slow Cooker than a Gas Oven?

Yes, it is generally cheaper to use a slow cooker than a gas oven. Slow cookers use much less energy than gas ovens, and you can usually cook a meal for a fraction of the cost. And it depends on the size of your slow cooker and the time you plan to use it. Generally, slow cookers are more energy-efficient than traditional ovens, especially when cooking a large quantity of food. Additionally, slow cookers cost less to purchase and maintain than traditional ovens. However, if you are only using the slow cooker for cooking a small amount of food for a short period, then your gas oven may be a more cost-effective option.

Pressure Cooker Vs. Slow Cooker Energy Consumption

Regarding energy consumption, pressure cookers generally use less energy than slow cookers. Pressure cookers create a sealed environment where steam is trapped, increasing pressure and temperature. This increase in temperature allows food to cook in much less time than in a slow cooker. This means less energy is used for cooking the food in a shorter time. Slow cookers, on the other hand, operate at a lower temperature and require a longer cooking time, thus leading to more energy usage. Ultimately, the best way to save energy when it comes to cooking is to use the right tool for the job. For meals that require long cooking times, a slow cooker is best. A pressure cooker may be better for those requiring a shorter cooking time.

Pressure Cooker or Slow Cooker Which Is Healthier

That is a great question! It depends on the type of food you are cooking and your health goals. Pressure cooking can be a great way to cook food quickly and retain more nutrients, while slow cooking can be a great way to tenderize tougher cuts of meat. If you want something healthy and nutrient-rich, then pressure cooking may be the way. However, if you are looking for something that is more flavorful and requires less active time, then slow cooking may be the better option. Ultimately, it is your choice to decide which is healthier for your specific needs.
benefits of slow cookers

Most Energy Efficient Slow Cooker

When choosing a slow cooker for energy efficiency, look for one with an adjustable thermostat. This will allow you to adjust the temperature to use lower heat for extended periods. Also, find a slow cooker with an insulated outer body, which helps keep heat in and reduces energy consumption. Lastly, opt for a tight-fitting lid, as this will help retain heat and reduce the energy needed to maintain the desired temperature.
The most energy-efficient slow cooker is the Crock-Pot 8-Quart Express Crock Multi-Cooker. This slow cooker uses 70% less energy than traditional slow cookers, and it has an 8-quart capacity, which is large enough to make enough food for a family or a large gathering. The Crock-Pot Express Crock also has eight one-touch digital settings to make cooking more accessible, and it has a nonstick coating for easy clean-up.

Slow Cooker vs. Halogen Oven Comparison

When it comes to comparing a slow cooker and a halogen oven, both have their unique advantages and disadvantages.
A slow cooker is excellent for slow-cooking large chunks of meat, stews, and casseroles. It’s also great for preparing meals in advance, so you can just set it and forget it. The downside to a slow cooker is that it can take a long time to cook, usually several hours.
A halogen oven is ideal for quick and simple cooking. It uses a halogen lamp to create a convection effect that cooks food quickly and evenly. You can also use it to reheat and defrost items. The downside of a halogen oven is that it can’t accommodate large portions of food and requires some monitoring as it cooks.
Ultimately, it comes down to what kind of cooking you plan to do. A slow cooker might be better if you want to cook large meals in advance. A halogen oven might be a better choice if you’re looking for quick and easy cooking.

FAQs About Slow Cooker

Here are some FAQs about slow cookers:
Q: What are the benefits of using a slow cooker?
A: Slow cookers are an easy and convenient way to cook meals. They allow you to prepare meals ahead of time and leave them to cook all day without having to watch the food or monitor it. Slow cookers also help retain moisture and flavor in food, so your meals will be tender and flavorful. Another benefit is that slow cookers don’t create a lot of heat, so your kitchen will stay cool while cooking.
Q: What are the different settings on a slow cooker?
A: Most slow cookers have low, high, and warm settings. Low is the slowest heat setting and is best for long-cooking meals like stews and roasts. High is the fastest heat setting and is typically used for meals that don’t need to cook for a long time, such as soups and chili. Finally, warm is used to keep food warm after cooking.
Q: What is a slow cooker?
A: A slow cooker is an electric that cooks food at a low temperature over a long period. A crock-pot is another name for it.
Q: How does a slow cooker work?
A: Slow cookers work by slowly heating food to low temperatures over a long period. This allows the food to cook evenly and slowly and prevents it from drying or burning.
Q: Is a slow cooker safe to use?
A: Yes, slow cookers are generally safe to use as long as they are operated according to the manufacturer’s instructions. It is essential to ensure the slow cooker is used on a flat and level surface and always to leave it in use.


Slow cookers are a great way to save energy in the kitchen, as they use much less electricity than most other kitchen appliances. They are also cost-effective, with an average cost of around 0.8p per hour in electricity costs. Slow cookers are best suited for dishes that require long cooking times, such as soups, stews, and casseroles, while electric ovens are better for baking and broiling. Pressure cookers use less energy than slow cookers, but slow cookers are generally more cost-effective. Ultimately, the right kitchen appliance will depend on the type of dish you are cooking and your health goals. Choose a slow cooker with an adjustable thermostat, an insulated outer body, and a tight-fitting lid for maximum energy efficiency. Here on, we provide information about Gas and Electricity. If you are interested to read articles on this topic, please keep visiting us.

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