If you’ve ever tried to fit both a toaster oven and an air fryer on your counter, you already know the pain. It’s a constant battle for space, and pulling out heavy appliances just for a quick snack gets old fast. The Ninja Flip Toaster Oven & Air Fryer (SP151) takes a genuinely clever swing at solving that pile-up by combining eight functions into one machine that literally stands up and gets out of the way when you’re done.
After digging deep into user feedback, spec sheets, and real-world comparisons, I’m convinced this is one of the smartest mid-range buys for anyone cooking for two to four people. If you value versatility over dedicated brute-force capacity, this is probably your next countertop champ. Here’s why.
What it is
The Ninja Flip is a countertop toaster oven and air fryer hybrid designed to solve the counter space dilemma. It uses a flip-up mechanism to store vertically when idle, unlike traditional horizontal ovens from brands like Breville, Cosori, and Cuisinart. It positions itself in the mid-to-upper tier of the market, leaning hard on its unique storage mechanism as the differentiator.
Setup and first impressions
Out of the box, the Flip feels lighter than the Breville units, largely due to its plastic-reinforced construction. Verified buyer reviews consistently note that the stainless steel finish looks sharp on the counter, even if the heft isn’t all metal. The initial set-up is straightforward: peel the plastic, place it on a heat-safe surface, and run it empty at 400°F for 20 minutes to burn off any manufacturing oils.
Most users report minimal smell during this process.
The interior is spacious enough for a 12-inch pizza or a 9×13 baking dish, which surprised me given its slim footprint. The included wire rack and air fry basket are sturdy, though the basket lacks a dedicated handle, making it a bit awkward to shake mid-cook. Aggregate feedback suggests the crumb tray is easy to slide out, which is a small but welcome detail for daily upkeep.
| Power | 1800 Watts |
| Functions | 8 (Air Fry, Bake, Broil, Toast, Bagel, Dehydrate, Reheat, Keep Warm) |
| Capacity | 10 slices of toast, 12-inch pizza, 9×13 baking pan |
| Dimensions (Down) | 10.9″H x 19.3″W x 15.4″D |
| Dimensions (Up) | 18.6″H x 19.3″W x 11.8″D |
| Weight | 20.8 lbs |
| Construction | Stainless Steel & Plastic |
| Warranty | 1 Year Limited |
Daily-use experience: Ninja SP151 Review
Air Frying
The 1800W heater kicks out real heat. Frozen french fries come out genuinely crispy in about 12 minutes without preheating, which is impressive for a toaster oven form factor. Compared to a dedicated basket-style air fryer, you get slightly less browning uniformity on the top layer, but the trade-off is the XL capacity that fits an entire frozen pizza or a full rack of chicken wings.
Verified buyers consistently mention that the air fry function is what sells them on this unit. It circulates air aggressively enough to rival standalone models, though you’ll want to shake the basket halfway through for the best results. The nonstick basket is dishwasher safe, but hand washing is recommended to preserve the coating.
Toasting and Baking
Even browning is solid across 6 slices of bread, though the top slot tends to toast faster than the bottom slot. The bagel function works as expected, crisping the cut side while warming the crust side. For baking, it handles a batch of cookies or a small casserole without noticeable hot spots, but it’s not a replacement for a full-size convection oven when cooking for a crowd.
Aggregate user feedback suggests the bake function runs slightly hot, so keep an eye on your baked goods the first few times you use it. Lowering the temperature by 25 degrees is a common workaround that yields consistent results.
The Flip-Up Mechanism
This is the star feature. When you’re done cooking, it folds up to just 11.8 inches deep. It feels stable in the flipped-up position, though you’ll want to make sure it’s fully clicked into place each time.
The mechanism is spring-assisted, so it doesn’t feel flimsy or overly heavy when tilting it up.
One trade-off: you need about 2-3 inches of clearance from the back wall to allow the unit to tilt back and lock into the vertical position. Top clearance is also needed, so measure your space before buying. Once it’s up, it frees a surprising amount of counter space for quick breakfasts or other tasks.
Controls and Build Quality
The dials and buttons are functional if slightly plasticky. The temperature dial is continuous, which means it’s easy to overshoot your setting if you’re not careful. The digital display is clear and easy to read from across the kitchen, and the preset buttons for each function make switching modes simple.
The build quality is where the Flip shows its cost savings. It’s mostly plastic with a stainless steel facade, so it doesn’t have the premium heft of pricier competitors. That said, it’s not fragile, and most buyers are happy to trade a bit of premium feel for the space-saving design.
The timer dials are accurate within a few seconds per minute, which is acceptable for this price tier.
Pros and Cons
✓ Pros
- Space-saving flip-up design frees 6+ inches of counter depth when not in use
- Fast preheating thanks to 1800W of power really cuts down cooking time
- Consistent air frying results with minimal oil rival dedicated basket fryers
- XL capacity fits a full sheet pan or 12-inch pizza comfortably
- Easy-to-clean crumb tray and nonstick interior simplify daily upkeep
✗ Cons
- Plastic-heavy construction feels less premium than its price suggests
- Continuous temperature dial makes precise setting adjustments tricky
- Air fry basket lacks a dedicated handle making it awkward to shake mid-cook
- No dedicated keep-warm function on all presets requires manual monitoring
Score Breakdown
Who should buy it
Buy it if you
Live in an apartment, dorm, or have tight counters. The flip-up design is a genuine game-changer for anyone who has to choose between a toaster oven and a microwave. It also works well if you cook for one or two people regularly and want the versatility of air frying, baking, and toasting without the clutter of three separate gadgets.
For small kitchens, this is often the only cooking appliance you need beyond a stovetop.
Skip it if you
Need a heavy-duty workhorse for daily high-volume roasting or baking. The plastic construction and continuous temperature dial mean it won’t satisfy serious home bakers or large families. If you regularly cook for five or more people, you’ll find the capacity limiting, especially for air frying in batches.
Dedicated appliances will outperform it in their specific functions.
Better alternatives
The Breville Smart Oven Air offers a more premium build and precise digital controls but costs significantly more and doesn’t flip up. The Cosori Pro II is a budget-friendly alternative that matches most functions but lacks the space-saving storage mechanism. If air frying is your main priority, a dedicated basket-style unit from Philips or Instant Pot will give you better crispiness for dense loads.
Frequently Asked Questions (FAQ)
Can it really fit a 12-inch pizza?
Yes, manufacturer specs confirm it fits a 12-inch pizza. Verified buyers report it handles a standard frozen pizza perfectly with room to spare on the wire rack. The XL capacity is one of its strongest selling points.
Is the Ninja Flip Toaster Oven easy to clean?
It has a nonstick interior and a removable crumb tray. The crumb tray slides out from the front for easy dumping. Spot cleaning the interior with a damp cloth is usually sufficient, but baked-on grease might require a dedicated oven cleaner.
Does it need clearance to flip up?
You need about 2-3 inches of clearance from the back wall to allow the unit to tilt back and lock into the vertical position. Top clearance is also needed since the unit stands 18.6 inches tall when flipped up. Measure your space before buying.
How does it compare to a dedicated air fryer for crispiness?
It gets 90% of the way there. For frozen french fries, chicken wings, or reheating pizza, it’s fantastic. For super dense loads like a full basket of Brussels sprouts, a dedicated basket air fryer might circulate air slightly better.
Is the Ninja Flip loud?
The fan is audible but not disruptive. It runs at a consistent volume throughout the cook cycle, similar to a standard convection oven or microwave. Most buyers don’t find it bothersome for normal kitchen use.
Final Verdict
The Ninja Flip Toaster Oven & Air Fryer earns a confident 4.3 out of 5 stars. It doesn’t aim to be the absolute best at any single function. Instead it aims to be the best overall package for someone with limited counter space who wants real cooking versatility.
If that sounds like your kitchen, this is an easy recommendation. The flip-up design is genuinely useful, the cooking performance is consistently solid, and the value proposition is strong.
Affiliate disclosure: This post contains affiliate links. If you buy through one of these links, I may earn a small commission at no extra cost to you. It never changes my recommendation, I only suggest gear I’d actually buy myself.
