Ninja Foodi Smart XL Air Fry Oven Review – Pros & Cons – Ninja Foodi

The Ninja Foodi Smart XL Air Fry Oven is like a kitchen beast. It can do so many things, and it does them well. You can air fry chicken until it’s super crispy. Also, you can bake cookies that taste just right. This oven can even roast a whole chicken! It has ten different cooking functions. These features make it a very useful tool in your kitchen.

This Ninja Foodi Smart XL Air Fry Oven comes with a smart thermometer. This helps you cook meat perfectly without guessing. It also has a large capacity. You can cook on two levels at the same time. This is great for families or when you have guests. The true surround convection makes sure your food cooks evenly. Plus, it heats up fast, so dinner is ready quicker.

Recommendations for this Ninja Foodi Smart XL Air Fry Oven are high. Many people find it easy to use and clean. It includes six trays and a recipe guide. This helps you get started right away. If you want a versatile oven that saves time and space, the Ninja Foodi Smart XL Air Fry Oven could be a great choice for your kitchen production.

FEATURES:
– 10-in-1 functionality
– Smart XL size
– Air fry capability
– Baking function
– Broiling function
– Toasting function
– Roasting function
– Digital toaster
– Integrated thermometer
– True Surround Convection

The Ninja DT251 Foodi Smart XL Air Fry Oven is a large kitchen appliance that can do 10 different things, like air fry (cook with hot air to make things crispy), bake, broil (cook with direct heat from above), toast, and roast. It also works as a digital toaster and has a built-in thermometer to help you cook food perfectly. The “True Surround Convection” means it uses powerful fans to cook food faster and make it crispier on all sides. It can heat up to 450 degrees Fahrenheit and comes with 6 trays and a recipe book.

PROS:
– 10 versatile functions
– True Surround Convection
– Smart Cook System
– Extra large capacity
– Quick 90-second preheat
– Cooks up to 30% faster
– Digital display handle
– Includes 6 trays
– Comes with recipe guide
– Up to 450°F

CONS:
– Can be hard to clean
– Large size takes up counter space
– Air frying can be uneven
– Not the best for crispy results
– Toasting can be uneven
– No setting for very light toast
– Can’t roast a whole chicken
– Lacks more cooking guidelines
– May make rattling noises
– Hand wash required for some parts

The Ninja DT251 Foodi is a large, 10-in-1 smart air fry oven that can air fry, bake, broil, toast, roast, and more, with a temperature up to 450°F. It has a “True Surround Convection” feature for faster and crispier cooking and a “Smart Cook System” with a thermometer to help you cook food perfectly. It has a big inside space with six trays and preheats very quickly. However, it’s large and might take up a lot of space on your counter and can be hard to clean. Some users have found that air frying and toasting can be uneven, and it might not make things as crispy as some would like. Also, you can’t roast a whole chicken in it, and some parts need to be washed by hand. Read more…













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Best Ninja Foodi Smart Xl Air Fry Deals

Ninja | Indoor Grill and Air Fryer| Foodi Smart XL | 6-in-1 Grill, Air Fry, Roast, Bake, Broil, Dehydrate & Crisp |Smart Thermometer & Splatter Shield | Dishwasher Safe Parts | Black/Silver | FG551

Image of Ninja | Indoor Grill and Air Fryer| Foodi Smart XL | 6-in-1 Grill, Air Fry, Roast, Bake, Broil, Dehydrate & Crisp |Smart Thermometer & Splatter Shield | Dishwasher Safe Parts | Black/Silver | FG551

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Key Features

  • ✅ SMART INDOOR GRILL & AIR FRYER COMBO: The Ninja Foodi Smart XL Grill is an all-in-one indoor electric grill and air fryer oven that sears, sizzles, and crisps. Ideal for countertop use, it combines grilling and air frying with Ninja’s Smart Cook System and dual-sensor thermometer for perfect results every time
  • ✅ CYCLONIC GRILLING TECHNOLOGY: Enjoy authentic BBQ grill flavor indoors with 500°F cyclonic air that char-grills food evenly on the grill grate. Get delicious sear marks with no need for outdoor grills or smokers. Perfect for apartments or indoor smokeless grill cooking.
  • ✅ SMART COOK SYSTEM WITH THERMOMETER: The Foodi Smart Thermometer uses 4 protein presets and 9 doneness levels to take the guesswork out of cooking. Whether it’s rare steak or well-done chicken, get it right every time — no more undercooked meals or overcooking.
  • ✅ XL CAPACITY FAMILY SIZED CAPACITY: The grill grate fits up to 6 steaks or 24 hot dogs — cook mains and sides all at once. Ideal for large air fryer needs, meal prepping, or family dinners. Also fits well into outdoor kitchen alternatives and tailgating.
  • ✅ 6-IN-1 VERSATILITY: More than just a grill! This Ninja air fryer also air crisps, roasts, bakes, broils, and dehydrates. From juicy burgers to crispy wings, it replaces multiple appliances. A must-have for fans of air fryer ovens and multi-cookers.

Product Details

Brand:Ninja
Model:FG551
Size:Ninja Foodi Smart XL Grill + Thermometer
Color:Black & Silver
Dimensions:15.75 X 16.54 X 11.1 inches
Warranty:1-Year limited warranty

Ninja DT251 Foodi 10-in-1 Smart XL Air Fry Oven, Bake, Broil, Toast, Roast, Digital Toaster, Thermometer, True Surround Convection up to 450°F, includes 6 trays & Recipe Guide, Silver

Image of Ninja DT251 Foodi 10-in-1 Smart XL Air Fry Oven, Bake, Broil, Toast, Roast, Digital Toaster, Thermometer, True Surround Convection up to 450°F, includes 6 trays & Recipe Guide, Silver

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Key Features

  • ✅ TRUE SURROUND CONVECTION: Up to 10X the convection power vs. a traditional full-size convection oven for faster, crispier, and juicy results.
  • ✅ 10 VERSATILE FUNCTIONS: Air Fry, Air Roast, Bake, Whole Roast, Broil, Toast, Bagel, Dehydrate, Reheat, and Pizza, all in one powerful 1800-watt appliance.
  • ✅ SMART COOK SYSTEM: Achieve the perfect doneness from rare to well done at the touch of a button with the integrated Foodi Smart Thermometer - no guesswork required.
  • ✅ QUICK FAMILY MEALS: 90-second oven preheat time and up to 30% faster cooking than a traditional full-size convection oven.
  • ✅ EXTRA LARGE CAPACITY: 2-level even cooking, no rotating required—fit a 5-lb chicken and a sheet pan of vegetables, 2 12-in pizzas, or a 12-lb turkey. Make 2 sheet pan meals at once for entertaining or weekly meal prep.

Product Details

Brand:Ninja
Model:DT251
Size:10-in-1 with Thermometer
Color:10-in-1 with Thermometer
Dimensions:17.09 X 20.22 X 13.34 inches
Warranty:1 Year Limited Warranty

NINJA DT251 Foodi 10-in-1 Smart Air Fry Digital Countertop Convection Toaster Oven with Thermometer XL Capacity and a Stainless Steel Finish (Renewed)

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Key Features

  • ✅ True surround convection: up to 10x the convection power vs. a traditional full-size convection oven for faster, crispy, and juicy results
  • ✅ Ultimate versatility: air fry, air roast, bake, whole roast, broil, toast, bagel, dehydrate, reheat, and pizza, all in one powerful 1800-watt appliance
  • ✅ Smart cook system: achieve the perfect doneness from rare to well done at the touch of a button with the integrated food smart thermometer—no guesswork required
  • ✅ Quick family meals: 90-second oven, preheat time and up to 30% faster cooking than a traditional full-size convection oven
  • ✅ Extra-large countertop oven capacity: 2-level even cooking, no rotating required—fit a 5-lb chicken and a sheet pan of vegetables, 2 12-in pizzas, or a 12-lb turkey

Product Details

Brand:Ninja
Model:CRT2NJDT251RB
Size:XL Capacity
Color:and a Stainless Steel Finish
Dimensions:17.09 X 20.22 X 13.34 Inches
Warranty:90 days limited warranty

Ninja Prestige Smart XL with Pro Cook System 10-in-1 Air Fry Digital Countertop Convection Toaster Oven with Air Fry, Air Roast, Broil & Bake, Pro Cook Thermometer, 1800 Watts, Stainless Steel, DT551

Image of Ninja Prestige Smart XL with Pro Cook System 10-in-1 Air Fry Digital Countertop Convection Toaster Oven with Air Fry, Air Roast, Broil & Bake, Pro Cook Thermometer, 1800 Watts, Stainless Steel, DT551

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Key Features

  • ✅ SMART SURROUND CONVECTION: Completely surround food for an all-around crisp.
  • ✅ PRO COOK SYSTEM: Achieve the perfect doneness from rare to well done at the touch of a button with the integrated Pro Cook System with Auto Temp Detect Intelligence —no guesswork required.
  • ✅ 2 LEVEL EVEN COOKING: Even cooking on 2 levels with no rotation, flipping, or shaking.
  • ✅ 10-IN-1 FUNCTIONALITY: Includes 10 versatile cooking programs: Air Fry, Air Roast, Broil, Bake, Whole Roast, Pizza. Toast, Bagel, Reheat, Dehydrate.
  • ✅ XL FAMILY-SIZED CAPACITY: Fits up to 2 9x9 baking trays; bakes up to 20 cookies, fit and cook 9 slices of toast or 9 bagel halves on a rack, fits up to a 12 lb. Turkey and allows for up to 8 lb. air fry capacity.

Product Details

Brand:Ninja
Model:DT551
Size:Stainless 10-in-1 with Thermometer
Color:Stainless 10-in-1 with Thermometer
Dimensions:17.09 X 20.22 X 13.34 inches

Ninja IG651 Foodi Smart XL Pro 7-in-1 Indoor Grill/Griddle Combo, use Opened or Closed, Air Fry, Dehydrate & More, Pro Power Grate, Flat Top, Crisper, Smart Thermometer, Black

Image of Ninja IG651 Foodi Smart XL Pro 7-in-1 Indoor Grill/Griddle Combo, use Opened or Closed, Air Fry, Dehydrate & More, Pro Power Grate, Flat Top, Crisper, Smart Thermometer, Black

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Key Features

  • ✅ NINJA'S MOST POWERFUL GRILL: 500F independently powered grill grate creates direct, edge-to-edge high-heat searing for better char-grilled results. (Based on grill grate's direct heating element Versus FG500-series grills.)
  • ✅ 12” BBQ GRIDDLE: flat top bbq griddle cooks foods grills can't and interlocks with the grate to harness its direct high heat. Precise temperature controls allow for fast, even cooking without hot or cold spots.
  • ✅ HOOD UP OR HOOD DOWN COOKING: Keep the hood down to add cyclonic air for fast, even, high-heat cooking, surround searing, crisping, and melting. Keep the hood up for intense high heat searing and flavors with direct bottom heat only.
  • ✅ SMART COOK SYSTEM PLUS THERMOMETER: The Foodi Smart Thermometer enable you to achieve the perfect doneness from rare to well with 4 smart protein settings & 9 customizable doneness levels. Do it all at a touch of a button with no more guesswork & no more over or under cooking.
  • ✅ UP TO 75% LESS FAT: Air fry crisp with up to 75% less fat than deep frying (tested against hand-cut, deep-fried French fries), using the included 4-qt crisper basket.

Product Details

Brand:Ninja
Model:IG651
Size:Countertop Griddle/Grill
Color:Black
Dimensions:6.1811023559 X 6.8503936938 X 6.99999999286 Inches
Warranty:1 Year Limited Warranty

GWBSXM Air Fryer Replacement Parts for Ninja Foodi FG551 Smart XL Indoor Grill with Air Fry, 11.6''*7.6'' Stainless Steel Air Fryer Accessories Roasting Steamer Grill Racks Baking Tray,Dishwasher safe

Image of GWBSXM Air Fryer Replacement Parts for Ninja Foodi FG551 Smart XL Indoor Grill with Air Fry, 11.6

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Key Features

  • ✅ 【Premium Material】This air fryer basket is made of food grade stainless steel. No BPA, non-toxic and tasteless, meets FDA's standards. The best choice for enjoying healthy and safe cooking
  • ✅ 【Unique Design 】The air fryer basket features mesh design , a better 360 around heat circulation is provided to make the food more evenly and adequately heated. Delicious cooking crispy comes out without burning. There is no need to Flip. Design for Ninja Foodi FG551 Smart XL Indoor Grill with Air Fry,not suitable other model
  • ✅ 【Product Size】The maximum size of our air fryer accessories is 11.6''(L)*7.6'' (W)*0.6''(H), You can measure the inside diameter of your cooking appliance before purchasing so that it is more accurate. If the accessory is not compatible your air fryer or there is any quality problems, please contact us, and we will solve them for you right away
  • ✅ 【Widely Application】The baking rack is perfect for oven cooking and baking. Great for cooking Chicken, Bacon, Fish, Chicken Wings, Meatball, Meat, Vegetables, Potatoes, Cookies, Cakes, etc. It can also be used as a grill basket to place fruits, vegetables, tableware and cups.It is suitable for holiday gift for friends and family parities. Using the included crisper basket, you can enjoy your favorite fried foods without excess oil or grease, which provides you a healthier diet
  • ✅ 【Dishwasher Safe】Easy to clean by dishwasher, the air fryer replacement parts are firm, not easy to deform, non-stick and durable. Even if the splatter shield sticks some food, after a quick soak, it came right off, which makes cleaning up a breeze. Please do not rub with the rough abrasive cloth or metal balls

Product Details

Brand:GWBSXM
Size:Stainless Steel Rack for Ninja SMART XL
Color:Silver
Dimensions:0.6 X 7.6 X 0.6 inches

The Official Ninja(R) Foodi(TM) XL Pro Air Oven Complete Cookbook: 100 Recipes to Feed Your Family Fast

Image of The Official Ninja(R) Foodi(TM) XL Pro Air Oven Complete Cookbook: 100 Recipes to Feed Your Family Fast

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Product Details

Brand:Callisto
Dimensions:7.5 X 0.7 X 9.25 Inches

BYKITCHEN Air Fryer Liners for Ninja FG551/DG551/IG651 Foodi Smart XL Indoor Grill, Set of 100, Rectangle Air Fryer Parchment Paper Liners, Ninja Foodi XL Grill Accessories

Image of BYKITCHEN Air Fryer Liners for Ninja FG551/DG551/IG651 Foodi Smart XL Indoor Grill, Set of 100, Rectangle Air Fryer Parchment Paper Liners, Ninja Foodi XL Grill Accessories

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Key Features

  • ✅ NINJA FOODI GILL XL ACCESSORIES: 11*6inch inner size & 12.8*8.6inch outer size, height: 1.7inch, perfectly compatible with Ninja FG551 /DG551 /IG651 /IG601 Foodi Smart XL indoor grill air fryer, great ninja foodi grill accessories.
  • ✅ KEEP YOUR AIR FRYER CLEAN: These rectangle air fryer paper liners feature a bowl shape to prevent any residues or grease from seeping onto the bottom of your air fryer, keeping the sides and bottom of your air fryer spotless. Basically, there's no cleanup after baking.
  • ✅ PREMIUM FOOD GRADE MATERIAL: Made from 100% food-grade pulp with a food-grade nonstick coating, unbleached, nonstick, grease-proof, waterproof, and non-absorbent, these air fryer parchment paper liners are 100% safe for daily use.
  • ✅ WIDE USES: These disposable air fryer liners are heat-safe up to 450 degrees F (232℃) and can be used in an air fryer, microwave, or oven. They are perfect for baking or cooking various foods, such as chips, chicken, cakes, seafood, steak, and more.
  • ✅ WARM TIPS: Please place enough food onto the paper and weigh down all four corners with the food to prevent them from flying away or getting burned by the heating element.

Product Details

Brand:BYKITCHEN
Model:rectangle air fryer liners
Size:Rectangle Air Fryer Liners for Ninja FG551/ DG551
Color:Natural

Replacement Air Fry Basket for Ninja Foodi DT251 Air Fryer Oven,Steel Air Fryer Basket for Ninja Foodi DT201,DT200,Accessories for Ninja Foodi 10-in-1 Smart XL Air Fry Oven

Image of Replacement Air Fry Basket for Ninja Foodi DT251 Air Fryer Oven,Steel Air Fryer Basket for Ninja Foodi DT201,DT200,Accessories for Ninja Foodi 10-in-1 Smart XL Air Fry Oven

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Key Features

  • ✅ Steel Splatter Shield for Ninja Foodi:Design for Ninja Foodi DT251 10-in-1 Smart XL Air Fryer Oven, the size is 14.4*11.4’’, compatible with Ninja Foodi models DT201,DT200 Convection Oven
  • ✅ Safety Cooking:The grill accessories is designed with an ultra-fine mesh to catch splashes and prevent hot oil and grease, boiling water and food particles from splashing on you and burning you! Keep the heating element clean to prevent smoke from the device
  • ✅ Premium Quality:Made of food grade steel frame that won’t rattle or bend, rust-resistant screen; Square design fits better of the grill and air fryer replacement parts help resist warping. This steel splatter shield will be a kitchen essential
  • ✅ Dishwasher Safe:[Dishwasher Safe]: Easy to clean by dishwasher, the air fryer replacement parts are premium quality, which is heat-resisting, non-stick, and durable. Even if the splatter shield sticks some food, after a quick soak, it came right off, which makes cleaning up a breeze. Please do not rub with the rough abrasive cloth or metal balls
  • ✅ Quality Guarantee:We provide 24-hour friendly service and a one-year warranty promise, if there is any problem with the product you receive, please contact us in time, we will solve it for you as soon as possible. You don't have any risk to try. It is a great gift for your friends and family

Product Details

Brand:GWY
Size:14.4’’x11.4’’ Basket for Ninja DT251
Color:Silver

Ninja DoubleStack XL Smart Air Fryer, 2-Basket, 10 QT, 6-in-1, DoubleStack Technology Cooks 4 Foods at Once, Space Saving Design, Air Fry, Broil, Bake SL451

Image of Ninja DoubleStack XL Smart Air Fryer, 2-Basket, 10 QT, 6-in-1, DoubleStack Technology Cooks 4 Foods at Once, Space Saving Design, Air Fry, Broil, Bake SL451

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Key Features

  • ✅ SPACE SAVING DESIGN: Ninja’s stacked design lets you cook double the food in nearly half the space and still fits under standard cabinets. Plus, it’s 40% slimmer than your traditional 2-basket air fryers.
  • ✅ SMART COOK SYSTEM: Achieve the perfect doneness, from rare to well-done, at the touch of a button with the integrated Foodi Smart Thermometer—no guesswork required.
  • ✅ DOUBLESTACK AIR FRYING TECHNOLOGY: Only Ninja’s stacked design has 2 independently controlled baskets so you can cook 4 foods at once
  • ✅ COOK 4 FOODS WITH STACKED MEAL RACKS: Includes 2 removable stacked meal racks allowing you to cook on 2 levels per basket. Superheated air surrounds both foods in each basket for an all-around crisp.
  • ✅ SMART FINISH & MATCH COOK: Choose between the Smart Finish feature, which unlocks cooking 2 foods 2 ways that finish at the same time, and the Match Cook feature, which easily copies settings across zones for full 10-qt. capacity meals.

Product Details

Brand:Ninja
Model:SL451
Size:10.0 Qt
Color:Deep Gray 004
Dimensions:11.25 X 19.22 X 15.14 inches
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