Ninja Crispi 4-in-1 Glass Air Fryer | 450°F | vs Simple Deluxe 12-in-1 Air Fryer 6.34 Qt, Digital
Updated August 2026 — Ninja Crispi 4-in-1 Glass Air Fryer | 450°F | wins on design and ease of use, Simple Deluxe 12-in-1 Air Fryer 6.34 Qt, Digital wins on price and capacity.
The Ninja Crispi offers superior features and nontoxic materials, while the Simple Deluxe is a budget-friendly option with a larger capacity.
Why Ninja Crispi 4-in-1 Glass Air Fryer | 450°F | is better
Nontoxic materials
Ninja uses CleanCrisp glassware, avoiding harmful chemicals.
Cooking functions
Ninja has 4 specialized cooking modes.
Sales rank
Ninja ranks higher in sales at 256.
Why Simple Deluxe 12-in-1 Air Fryer 6.34 Qt, Digital is better
Price
Simple Deluxe is significantly cheaper at $43.56.
Capacity
Simple Deluxe has a larger 6.34-quart basket.
Preset functions
Simple Deluxe offers 12 cooking presets.
Overall score
Specifications
| Spec | Ninja Crispi 4-in-1 Glass Air Fryer | 450°F | | Simple Deluxe 12-in-1 Air Fryer 6.34 Qt, Digital |
|---|---|---|
| Cooking Modes | 4 | 12 |
| Wattage | 1500W | 1700W |
| Dishwasher Safe | Yes | Yes |
| Sales Rank | 256 | 2243 |
| Material | Glass | Nonstick |
Dimension comparison
Design and Build Quality
The Ninja Crispi 4-in-1 Glass Air Fryer features an innovative design that combines functionality with an aesthetic appeal. Its compact size and inclusion of both a 4-quart and a 6-cup glass container make it versatile for various cooking needs. The CleanCrisp glassware is nontoxic and promotes healthier cooking by avoiding forever chemicals. In contrast, the Simple Deluxe 12-in-1 Air Fryer also boasts a user-friendly design with a visible window that allows users to monitor their food without opening the basket. The nonstick surface simplifies cleaning, and its larger capacity of 6.34 quarts makes it suitable for family meals. Both designs prioritize ease of use, but the Ninja excels in offering nontoxic materials.
Cooking Functions
The Ninja Crispi is equipped with four cooking functions—Max Crisp, Bake, Air Fry, and Recrisp—allowing users to prepare a variety of meals efficiently. Its ability to cook personal-sized meals in just 7 minutes is a remarkable feature for those with busy lifestyles. On the other hand, the Simple Deluxe offers 12 preset functions, providing even more versatility in cooking options. Whether you're air frying, roasting, baking, or dehydrating, this air fryer covers a wide range of cooking techniques. The Ninja’s focused four functions may be sufficient for many, but the Simple Deluxe's broad capabilities cater to those who enjoy experimenting with different cooking styles.
Cooking Performance
When it comes to cooking performance, both air fryers deliver impressive results. The Ninja Crispi, with its 1500W power, replicates the results of a full-sized air fryer in a portable design. This allows for quick cooking times, especially beneficial for single servings. Meanwhile, the Simple Deluxe, featuring a slightly more powerful 1700W motor, aims for faster cooking as well. With both air fryers promising crispy and flavorful meals, the difference in wattage may offer the Simple Deluxe a slight edge in performance, especially for larger cooking volumes.
Capacity and Serving Size
The Ninja Crispi has a dual capacity with its 4-quart and 6-cup containers, catering to both large and small meals. This makes it ideal for single servings or meals for two. Conversely, the Simple Deluxe’s 6.34-quart basket is designed for larger families or gatherings, allowing multiple servings in one go. While both air fryers cater to different serving sizes, the Simple Deluxe's larger capacity is particularly advantageous for those who frequently cook for more people, making it a better choice for families.
Ease of Cleaning
Cleaning is a crucial aspect of any kitchen appliance, and here both models shine. The Ninja Crispi’s glass containers, crisper plates, and lids are all dishwasher safe, simplifying the post-cooking cleanup process. Similarly, the Simple Deluxe features a nonstick basket that is also dishwasher safe, ensuring hassle-free maintenance. While both air fryers prioritize easy cleaning, the Ninja’s emphasis on nontoxic materials adds an extra layer of appeal for health-conscious consumers.
Price Comparison
Price is a significant factor when choosing between these two air fryers. The Ninja Crispi is priced at $179.99, while the Simple Deluxe is much more budget-friendly at $43.56. This makes the Simple Deluxe about 76% cheaper than the Ninja, appealing to those looking for a cost-effective solution without compromising on functionality. While the Ninja offers premium features and materials, the Simple Deluxe provides great value, especially for casual cooks who don't need the advanced capabilities of the Ninja.
Bestseller Rankings
In terms of popularity, the Ninja Crispi holds a sales rank of 256, indicating a strong market presence and customer approval. The Simple Deluxe, with a sales rank of 2243, suggests that while it is a solid choice, it may not be as widely adopted as the Ninja. This ranking can often reflect user satisfaction and the overall reputation of the brand, which may influence a potential buyer's decision.
Which should you buy?
Choosing between the Ninja Crispi 4-in-1 Glass Air Fryer and the Simple Deluxe 12-in-1 Air Fryer depends on your specific needs and preferences. If you prioritize nontoxic materials, quick cooking times for single servings, and advanced cooking functions, the Ninja is an excellent choice despite its higher price. However, if you require a larger capacity air fryer that is budget-friendly and versatile with multiple cooking presets, the Simple Deluxe stands out as the more economical option. Ultimately, your decision should align with your cooking habits, family size, and budget considerations.

