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Ninja Crispi 4-in-1 Glass Air Fryer | 450°F | vs WILLOW Eco Series 6 in 1 Air Fryer with Glass

Updated August 2026 — Ninja Crispi 4-in-1 Glass Air Fryer | 450°F | wins on functionality and ease of use, WILLOW Eco Series 6 in 1 Air Fryer with Glass wins on sustainability.

The Ninja Crispi offers more cooking versatility and higher temperatures, while the WILLOW Eco Series is budget-friendly and eco-conscious.

Why Ninja Crispi 4-in-1 Glass Air Fryer | 450°F | is better

Higher Temp

Ninja maxes out at 450°F compared to WILLOW's 430°F.

More Functions

Ninja has 4 cooking functions versus WILLOW's 8 presets.

Brand Trust

Ninja has a higher sales rank, indicating better market reception.

Why WILLOW Eco Series 6 in 1 Air Fryer with Glass is better

Lower Price

WILLOW is priced at $79.99, significantly cheaper than Ninja.

Eco-Friendly

WILLOW is made from recycled materials and is free from harmful chemicals.

Dishwasher Safe

WILLOW's glass basket is easy to clean and odor-resistant.

Overall score

Ninja Crispi 4-in-1 Glass Air Fryer | 450°F |
85
WILLOW Eco Series 6 in 1 Air Fryer with Glass
72

Specifications

SpecNinja Crispi 4-in-1 Glass Air Fryer | 450°F |WILLOW Eco Series 6 in 1 Air Fryer with Glass
Max Temp450°F430°F
Cooking Functions48
Price$179.99$79.99
MaterialGlassRecycled Plastic
Dishwasher SafeYesYes

Dimension comparison

Ninja Crispi 4-in-1 Glass Air Fryer | 450°F |WILLOW Eco Series 6 in 1 Air Fryer with Glass

Design and Build Quality

The Ninja Crispi 4-in-1 Glass Air Fryer features a sleek and modern design, while the WILLOW Eco Series 6 in 1 Air Fryer emphasizes eco-friendliness. The Ninja model includes non-toxic CleanCrisp glass containers, emphasizing safety during cooking and storage. In contrast, the WILLOW air fryer is crafted from recycled plastics and is free from harmful chemicals like PTFEs and PFOAs.

Both air fryers are designed with practicality in mind. The Ninja has a compact footprint that allows for easy storage, and its power pod can nest with the glass containers. The WILLOW, with its see-through glass basket, allows users to monitor cooking progress without opening the lid, eliminating the guesswork often associated with air frying. This transparency contributes to a more enjoyable cooking experience.

Cooking Performance

When it comes to cooking performance, the Ninja Crispi 4-in-1 Air Fryer operates at a maximum temperature of 450°F, while the WILLOW Eco Series reaches up to 430°F. Both models utilize 1500W heating systems, ensuring powerful cooking capabilities. However, the Ninja's higher maximum temperature may provide a slight edge for certain cooking techniques.

The Ninja offers four cooking functions: Max Crisp, Bake, Air Fry, and Recrisp, allowing versatility in meal preparation. The WILLOW, on the other hand, provides eight one-touch presets, making it easier for users to select their desired cooking method quickly. This could be particularly beneficial for those who appreciate convenience in their cooking routines.

Capacity and Size

The Ninja Crispi has a capacity of 4 quarts and includes both a 6-cup container and a larger 4-quart container, making it suitable for cooking larger meals or batch cooking. This flexibility allows users to prepare meals for different occasions, from quick snacks to family dinners.

In contrast, the WILLOW Eco Series features a 5-quart capacity, which is ideal for families or small gatherings. Its compact design allows it to fit comfortably on kitchen countertops without taking up too much space. While the Ninja provides more versatility with its two container sizes, the WILLOW’s single larger capacity is sufficient for many household needs.

Ease of Cleaning

Both air fryers prioritize ease of cleaning, but they do so in different ways. The Ninja Crispi’s containers, crisper plates, and lids are all dishwasher safe, simplifying post-meal cleanup. The design also ensures that these parts nest together for easy storage, further enhancing convenience.

The WILLOW Eco Series takes cleaning a step further with its tempered glass basket and stainless steel crisper plate, both of which are also dishwasher safe. This model eliminates the issues associated with traditional non-stick coatings, such as peeling or odors. Users can expect a fresh and clean cooking experience, which is a significant benefit of the WILLOW design.

Safety Features

Safety is a paramount consideration in both air fryers. The Ninja Crispi includes fixed heat-safe feet, allowing it to be placed securely on various surfaces without risk of damage. Additionally, its glass containers are designed to be nontoxic, ensuring that no harmful chemicals leach into food during cooking.

The WILLOW Eco Series emphasizes its commitment to safety by being completely free from harmful chemicals like PTFE, PFOA, and BPA. This adds a significant layer of assurance for health-conscious consumers. Furthermore, the WILLOW's digital display and intuitive controls reduce the chances of accidents during operation, making it a user-friendly option for families.

Price Point

The price difference between the two air fryers is substantial. The Ninja Crispi 4-in-1 Glass Air Fryer is currently priced at $179.99, while the WILLOW Eco Series is available for $79.99. This makes the WILLOW about 56% cheaper than the Ninja model, representing a significant savings for budget-conscious buyers.

However, the higher price of the Ninja may be justified by its additional features, such as multiple cooking functions and the included two container sizes. Consumers need to weigh the cost against the features that matter most to them in their cooking endeavors.

Brand Reputation and Popularity

In terms of popularity, the Ninja Crispi holds a sales rank of 256, indicating that it is well-received in the market. The WILLOW Eco Series, however, has a lower sales rank of 17,671, suggesting that while it is a newer entry or niche product, it may not yet have established the same level of consumer trust.

Ninja is a brand known for its quality kitchen appliances, which may attract buyers looking for reliability and proven performance. Conversely, WILLOW focuses on eco-friendly products, appealing to environmentally conscious consumers. The choice of brand may influence customers based on their values and experiences with kitchen appliances.

Which should you buy?

Choosing between the Ninja Crispi 4-in-1 Glass Air Fryer and the WILLOW Eco Series 6 in 1 Air Fryer ultimately depends on individual preferences and priorities. If you prioritize cooking versatility, higher maximum temperatures, and a more robust brand reputation, the Ninja may be the better choice, despite its higher price point of $179.99. However, if budget constraints and a commitment to eco-friendly materials are your primary concerns, the WILLOW's lower price of $79.99 and its non-toxic design make it a compelling option. Each air fryer brings unique advantages, catering to different needs in the kitchen.