6 Qt Vs 8 Qt Instant Pot

6 Qt Vs 8 Qt Instant Pot: Here are the Differences

When the Instant Pot burst onto the culinary scene in 2010, it quickly became a favorite, championed for its swift cooking times and multifunctional capabilities. With the device’s increasing popularity, potential buyers are often left wondering which size – the 6 Qt or the 8 Qt – best suits their needs. This guide dives into the specifics, ensuring you make an informed choice.

Diverse Culinary Adventures with Instant Pot

Beyond its primary function as a pressure cooker, the Instant Pot is renowned for its diverse culinary capabilities, from steaming to yogurt-making. The choice between the 6 Qt and 8 Qt largely depends on the volume of cooking and the number of mouths to feed:

  • 6 Qt Instant Pot: Tailored for small to medium families, the 6 Qt efficiently serves between 4 to 6 people. Its size is also ample for cooking larger items, like a whole chicken or even a turkey. A significant advantage is that most online recipes are designed with this size in mind, simplifying the cooking process for many.
  • 8 Qt Instant Pot: This size is a boon for larger families or those who entertain frequently. While it does command more counter space, the added volume is a lifesaver when it comes to batch cooking or prepping for larger gatherings.

Remember, it’s vital to adhere to recipe timings to ensure the best results, regardless of your Instant Pot’s size.

Decoding the Differences

While size is the most apparent difference, other nuances can impact your cooking:

  • Pressure Building Time: Naturally, the 8 Qt, with its larger volume, takes a tad longer to achieve the desired pressure. The 6 Qt, depending on its contents and their temperatures, averages a 5-10 minute pressure build-up. The 8 Qt requires a slightly longer wait.
  • Wattage & Efficiency: The wattage dictates the Instant Pot’s efficiency. A standard 6 Qt model operates at 1000 watts, while its 8 Qt counterpart works at a brisker 1200 watts. This differential affects the speed at which each model reaches pressure and temperature.
  • Physical Dimensions: A difference in diameter exists between the two, with the 6 Qt measuring 8.5 inches and the 8 Qt stretching to 9.25 inches. This distinction is crucial when considering recipe quantities and pot fill levels.
  • Liquid Requirements: When adapting recipes, it’s essential to adjust liquid quantities. The 6 Qt typically requires 1 cup, while the 8 Qt needs 1.5 cups. When cooking moisture-releasing foods, like frozen meats or some vegetables, be mindful to reduce the added liquid accordingly.

A Look at the Models

Over the years, the Instant Pot family has expanded to include models with a variety of features:

  • Duo: This 7-in-1 multi-use cooker is a reliable choice for those seeking versatility without the bells and whistles.
  • Duo Plus: An advanced 9-in-1 cooker, building on the Duo’s foundation by adding functionalities like cake-making and sterilization.
  • Duo Nova, Ultra, and Pro: These models, beyond size variations, come decked out with advanced features. Some, like the Ultra, offer remote meal scheduling and advanced touch-screen displays, elevating the cooking experience.

Making the Choice: 6 Qt or 8 Qt?

Your decision will hinge on various factors, such as:

  1. Your household’s size and regular dinner guests.
  2. Your preference for batch cooking.
  3. Your usual recipe types and whether you enjoy experimenting.
  4. The importance of leftovers for subsequent meals.

For most families of 4-6, the 6 Qt (shop now) strikes a balance between size and function. Those who relish the idea of batch cooking, frequently entertain, or simply love the idea of leftovers might find the 8 Qt (Shop now) more to their liking.


What are Instant Pot’s smart programs?

Each model boasts different built-in programs, from the basics like Pressure Cook and Sauté to more advanced options such as Sous Vide and Air Fry in premium models.

What accessories can maximize my Instant Pot usage? Enhance your Instant Pot experience with accessories like steamer baskets, trivets, sealing rings, mini mitts, and egg bite pans, to name a few.

Can I Cook Small Servings in a Larger Instant Pot?

Yes, definitely! Whether you have the 6 or 8 Quart model, you can cook small or even single-portion servings. Just ensure you add the minimum amount of water recommended in the product manual. The key is to maintain the proper water level for effective pressure cooking.

How Do I Determine if My Instant Pot is 6 or 8 Quart?

If you’ve misplaced the box or simply forgot the size, a quick look at the pot’s physical dimensions can help. The 6 Quart measures 14x12x13 inches, while the 8 Quart stands at 15x14x15 inches.

Do Recipes Need Adjusting for the 8 Quart Model?

While many online recipes cater to the 6 Quart Instant Pot, I’ve found little need for major adjustments when using my 8 Quart. Just ensure that you meet the water requirement for pressure cooking – around 1.5 cups for the 8 Quart, though I personally add a tad more for assurance.

Does the 8-Quart Model Take Longer to Pressurize than the 6-Quart?

Based on online discussions, the 8 Quart might take a touch longer to pressurize. In my experience, it usually takes about 10 minutes. However, once pressurized, cooking times across Instant Pot sizes remain consistent.

Can My Instant Pot Double as an Air Fryer?

Indeed! While Instant Pot offers an air fryer lid compatible solely with the 6 Quart model, I’ve recently acquired a Mealthy CrispLid for my 8 Quart. There are also third-party options available for the 8 Quart size. For an all-in-one solution, consider the Instant Pot Duo Crisp Pressure Cooker, which includes an air frying feature.

Is the Instant Pot Versatile in Cooking Various Dishes?

Absolutely. The Instant Pot excels in cooking a plethora of dishes – from hearty stews and fluffy rice to delectable desserts and homemade yogurt. Its diverse settings allow customization for a multitude of recipes.

Should I Purchase Additional Accessories?

While the Instant Pot comes equipped with essentials like a steamer basket and measuring cup, expanding your collection with specialized accessories can amplify your culinary adventures. Consider items like egg racks, yogurt makers, or cake pans for added versatility.

Is Cleaning the Instant Pot a Hassle?

Not at all! The Instant Pot’s inner pot and lid are dishwasher-friendly. For light soiling, a quick hand wash suffices. Other components, like the sealing ring and steam rack, are easily detachable for cleaning.

How Safe is the Instant Pot?

Safety is paramount with Instant Pot. It’s built with a slew of safety features, including a pressure regulator and lid lock. The inner pot boasts food-grade 304 stainless steel, and all food-contact components are BPA-free. Always consult the provided safety guidelines before use.