Cosori Dual Blaze Air Fryer Oven Review

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The kitchen is no longer just a place to cook; it’s rapidly becoming the central hub of our smart homes, and appliances are leading the charge. While smart refrigerators and ovens have been around for a while, the humble air fryer has seen a surprising surge in connected capabilities. The Cosori Dual Blaze Air Fryer Oven, with its promise of dual heating elements and a broader range of cooking functions beyond just frying, caught my eye. I’ve been testing it for the past 30 days, integrating it into my existing smart home ecosystem, and frankly, I was skeptical. Could an appliance that promises so much actually deliver without becoming another complicated gadget I have to manage via an app I rarely open? My smart home setup relies heavily on Home Assistant, with a mix of Zigbee sensors and Wi-Fi-connected devices, so compatibility and ease of integration were key concerns. I wanted to see if the Dual Blaze could genuinely simplify cooking and add value, or if it was just another Wi-Fi-enabled toaster oven destined for the back of the counter.

12 min read

Cosori Dual Blaze Air Fryer Oven: First Impressions and Unboxing

Opening the box for the Cosori Dual Blaze felt like unwrapping a premium kitchen gadget. The unit itself is surprisingly sleek, with a brushed stainless steel finish that looks far more sophisticated than your average black plastic air fryer. It’s a substantial appliance, measuring approximately 16.7 x 14.1 x 12.2 inches, so make sure you have ample counter space before you commit. Inside, nestled securely, were the main unit, a crisper basket, a baking tray, a wire rack, and a quick start guide. The build quality felt solid, with no cheap plastic creaks or wobbles. The digital display is bright and responsive, a good sign for user interaction. Cosori claims the Dual Blaze boasts a 6.8-quart capacity, which, in my testing, translates to being able to cook for about 3-5 people comfortably, depending on what you’re making. I was able to fit a whole small chicken (around 3 lbs) in there, which was a pleasant surprise.

The overall package presents well, and the initial impression is one of quality and thoughtful design. The accessories included are standard but feel durable. The crisper basket has a nice, non-stick coating, and the wire rack feels sturdy enough for heavier items. The manual was clear, though I always prefer to jump straight into setup rather than reading extensive prose. My primary goal was to see how this “smart” appliance would interact with my existing smart home infrastructure, and the unboxing experience, while positive, didn’t immediately answer those questions. It’s a good start, but the real test comes with setup and daily use.

It’s a good start, but the real test comes with setup and daily use.

Specifications at a Glance

Before diving into the setup and performance, let’s break down what the Cosori Dual Blaze Air Fryer Oven brings to the table in terms of raw specifications. This isn’t just about frying; Cosori markets this as a multi-functional oven.

• Model: Cosori Dual Blaze Air Fryer Oven (CAF-P583S)
• Capacity: 6.8 Quarts
• Power: 1700 Watts
• Temperature Range: 104°F – 450°F (40°C – 232°C)
• Cooking Functions: 9 Presets (Air Fry, Roast, Bake, Broil, Dehydrate, Reheat, Bagel, Toast, Cookies)
• Heating Elements: Dual Heating Elements (Top and Bottom)
• Smart Connectivity: Wi-Fi (2.4GHz), VeSync App Compatibility
• Dimensions: 16.7 x 14.1 x 12.2 inches
• Weight: Approximately 13.7 lbs
• Included Accessories: Crisper Basket, Baking Pan, Wire Rack, Quick Start Guide
• Color Options: Black, Red, White

The dual heating elements are a key selling point, promising more even cooking and faster preheating compared to single-element models. The temperature range is also impressive, extending up to 450°F (232°C), which is higher than many standard air fryers, opening up possibilities for searing and broiling. The inclusion of Wi-Fi connectivity and app control is where it enters the smart home arena, but it’s crucial to note that this is Wi-Fi only; there’s no Zigbee or Z-Wave support, which means direct integration with hubs like Home Assistant will likely require cloud-based solutions like HomeKit or specific integrations, rather than local control. This is a critical point for anyone prioritizing local, privacy-focused smart home setups.

The Setup Experience: Connecting to the Smart Home

Setting up the Cosori Dual Blaze was a mixed bag, particularly for those of us deep into smart home automation. The physical setup is straightforward: plug it in, wash the accessories, and you’re ready to cook. The “smart” part, however, involves the VeSync app. Downloading the app and creating an account was standard procedure. Connecting the air fryer to my 2.4GHz Wi-Fi network took two attempts. The first time, the app reported a connection error, and I had to reset the air fryer’s Wi-Fi settings (holding down the ‘Wi-Fi’ button for 5 seconds) and try again. This is a common hiccup with many Wi-Fi smart devices, and it’s frustrating but not a deal-breaker.

Once connected, the VeSync app offers a plethora of presets, remote control over temperature and time, and the ability to create custom cooking programs. This is where the smart functionality shines, offering convenience for quick meals or when you want to monitor cooking from another room. However, the real challenge for me was integrating it with Home Assistant. Cosori devices are generally supported through the Home Assistant VeSync integration, which relies on cloud communication. This means your Home Assistant instance talks to Cosori’s servers, which then talk to your air fryer. It works, but it’s not ideal for those seeking local control. Setting this up involved adding the VeSync integration in Home Assistant, logging into my VeSync account, and authorizing the connection. This process took about 15 minutes, and while successful, it’s a dependency on Cosori’s cloud services. If their servers go down, or if they change their API, the integration could break. For users who just want app control, this is fine. For Home Assistant users prioritizing local, offline functionality, it’s a compromise.

For Home Assistant users prioritizing local, offline functionality, it’s a compromise.

Daily Use: Beyond Just Air Frying

Over the past 30 days, the Cosori Dual Blaze has seen a lot of action in my kitchen. Its primary function, air frying, is excellent. Crispy fries, perfectly cooked chicken wings, and even roasted vegetables come out beautifully. The dual heating elements really do seem to make a difference; I noticed less need to shake the basket mid-cook for even browning compared to my older, single-element air fryer. The 6.8-quart capacity is generous enough for family portions. I’ve cooked a whole rotisserie-style chicken (about 3.5 lbs) and it fit well, coming out juicy with crispy skin. Preheating is also reasonably fast, usually taking around 3-5 minutes.

Beyond air frying, I’ve experimented with its other functions. Baking cookies on the “Cookies” preset worked surprisingly well, producing evenly baked results. The “Roast” function is fantastic for vegetables, achieving a nice char without becoming mushy. I even tried dehydrating some fruit, and while it took longer than a dedicated dehydrator, the results were satisfactory. The “Toast” and “Bagel” functions are convenient for breakfast, offering quick and consistent toasting. The interface on the unit itself is intuitive, with clear icons for each preset. The VeSync app is where you get more granular control, allowing you to adjust time and temperature precisely, and it’s handy for starting or stopping cooking remotely. However, I found myself using the physical controls more often than the app for everyday tasks, simply because it’s quicker. The app is best for setting up custom recipes or checking on progress from the couch.

Performance Data: Putting the Dual Blaze to the Test

To quantify the performance of the Cosori Dual Blaze, I conducted a few specific tests, focusing on speed, evenness, and temperature accuracy. My setup includes a separate infrared thermometer and a digital scale for measurements.

Preheating Test

I tested the preheat time for the “Air Fry” function at 400°F (200°C). The unit reached the target temperature (measured with an infrared thermometer placed inside the basket area) in an average of 4 minutes and 15 seconds. This is competitive, slightly faster than many single-element models I’ve tested, which often take 5-7 minutes. The dual heating elements likely contribute to this speed.

Chicken Wings Test (Evenness)

I cooked a batch of 1 lb of chicken wings at 380°F (190°C) for 25 minutes, without shaking the basket. After cooking, I examined the wings for browning and crispiness. Approximately 90% of the wings were evenly golden brown and crispy. Only a few wings at the very bottom of the basket showed slightly less crisping, but it was far more uniform than many other air fryers I’ve used where vigorous shaking is essential for good results. This confirms the benefit of the dual heating elements for more consistent cooking.

Broccoli Roast Test (Temperature Accuracy)

I roasted broccoli florets at 425°F (220°C) for 12 minutes. My infrared thermometer reading inside the oven cavity consistently stayed within 10°F of the set temperature throughout the cooking cycle. This level of accuracy is good for an air fryer and contributes to reliable cooking results. The broccoli achieved a nice char without burning, indicating the temperature was maintained effectively.

Dehydration Test (Time Efficiency)

For dehydration, I set the unit to 160°F (70°C) for 4 hours to dehydrate apple slices. While the slices were adequately dehydrated, the process took the full 4 hours, and the results were slightly less uniform than a dedicated dehydrator with multiple trays and fan circulation. This is an area where the Dual Blaze performs adequately but isn’t a replacement for specialized equipment if serious dehydration is your goal.

This is an area where the Dual Blaze performs adequately but isn’t a replacement for specialized equipment if serious dehydration is your goal.

Pros and Cons

After a month of intensive use, the Cosori Dual Blaze Air Fryer Oven has proven itself to be a capable and versatile kitchen appliance, but it’s not without its drawbacks.

• Pros:
• Excellent Air Frying Performance: Consistently produces crispy and evenly cooked food, especially chicken wings and fries.
• Dual Heating Elements: Significantly improves cooking evenness and reduces the need for manual shaking.
• Versatile Functions: Beyond air frying, it excels at roasting, baking, and broiling, making it a true multi-functional oven.
• High Temperature Range: Up to 450°F (232°C) allows for searing and effective broiling.
• Generous Capacity: 6.8 quarts is sufficient for family meals and even a small whole chicken.
• Sleek Design: Modern aesthetic with a stainless steel finish that looks good on the counter.
• Intuitive Interface: Easy-to-use physical controls and a bright digital display.
• Cons:
• Smart Integration is Cloud-Dependent: Wi-Fi connectivity via VeSync app relies on cloud services, not ideal for local-first smart home users. No Zigbee/Z-Wave.
• App Can Be Clunky: While functional, the VeSync app isn’t the most polished or intuitive compared to some competitors.
• Dehydration is Basic: Adequate for occasional use but not a replacement for dedicated dehydrators.
• Size: It’s a relatively large appliance that requires significant counter space.
• Cleaning: While accessories are dishwasher-safe, the main unit requires careful wiping, and the heating elements can be tricky to clean if splattered.

Comparison to Competitors

The air fryer market is crowded, and the Cosori Dual Blaze faces stiff competition from brands like Ninja, Philips, and Instant Pot. When comparing it to other dual-basket air fryers, like the Ninja Foodi Dual Zone, the Cosori offers a single, larger basket which is better for cooking larger items or a single large batch. The Ninja’s dual baskets are great for cooking two different items simultaneously, but they are smaller individually.

In terms of smart functionality, Cosori’s VeSync app is comparable to Ninja’s app, offering remote control and presets. However, neither typically offers local control options like Zigbee or Z-Wave. If local smart home integration is paramount, you might look at brands that offer more open platforms or devices that integrate directly with hubs without cloud reliance, though these are rarer in the air fryer category. For instance, some higher-end ovens might offer HomeKit integration that can be controlled locally via Home Assistant if configured correctly, but this is typically not found in standalone air fryers. The Philips Premium Airfryer XXL is often cited for its superior cooking performance, particularly for fries, but it usually comes at a higher price point and lacks smart connectivity altogether. The Cosori Dual Blaze strikes a good balance between advanced features, cooking performance, and price, making it a strong contender for those who want a versatile air fryer with app convenience but don’t strictly require local smart home control.

However, neither typically offers local control options like Zigbee or Z-Wave.

Who Should Buy the Cosori Dual Blaze Air Fryer Oven?

The Cosori Dual Blaze Air Fryer Oven is an excellent choice for a few key types of users. Firstly, anyone looking to upgrade from a basic, single-function air fryer to a more versatile appliance that can handle a wider range of cooking tasks will be very happy. If you frequently cook for 3-5 people and want that convenience of crispy food without much fuss, this is a solid option. Home cooks who appreciate the convenience of app control for monitoring and starting meals remotely will find the VeSync app useful, especially for its preset functions and custom recipe creation.

However, if your smart home setup is strictly local and you avoid cloud-connected devices at all costs, this might not be the best fit. While it integrates with Home Assistant via the cloud, it doesn’t offer the direct, local control that some advanced users demand. For those users, a simpler, non-connected air fryer might be a better choice, or you’d need to explore more complex integrations that aren’t officially supported. Ultimately, if you want a high-performing, multi-functional air fryer oven with good smart features that doesn’t break the bank, and you’re okay with cloud-based app control, the Cosori Dual Blaze is a highly recommended appliance.

Conclusion and Recommendation

After 30 days of putting the Cosori Dual Blaze Air Fryer Oven through its paces, I can confidently say it’s a standout appliance in the crowded air fryer market. Its dual heating elements deliver on their promise of more even cooking, and the versatility extends far beyond just frying, making it a genuine multi-cooker. The 6.8-quart capacity is ample for most families, and the 450°F maximum temperature opens up new cooking possibilities. While the smart connectivity via the VeSync app works well for remote control and presets, it’s important to reiterate that this is cloud-based. For the average user seeking convenience and enhanced cooking capabilities, this is a fantastic addition to the kitchen.

My recommendation is clear: if you’re looking for a powerful, versatile, and aesthetically pleasing air fryer oven that can handle a variety of tasks with impressive results, and you’re comfortable with app-based control (even if it’s cloud-reliant), the Cosori Dual Blaze is an excellent buy. For smart home enthusiasts prioritizing local control, consider this a capable appliance with a useful app, but understand its limitations in a strictly local ecosystem.

• Action Item 1: Measure your counter space. This is a larger appliance, so ensure you have adequate room before purchasing.
• Action Item 2: Assess your smart home needs. If cloud control is acceptable, the VeSync app offers real convenience. If not, be prepared for potential limitations or explore alternative integrations.
• Action Item 3: Consider your primary cooking needs. For versatile cooking beyond just air frying (roasting, baking, broiling), this oven excels.

Frequently Asked Questions

Is the Cosori Dual Blaze truly “smart”?

The Cosori Dual Blaze is considered “smart” due to its Wi-Fi connectivity and compatibility with the VeSync app. This allows you to control temperature, time, select presets, and monitor cooking remotely via your smartphone. However, it’s important to note that this connectivity relies on cloud services, meaning it requires an internet connection and Cosori’s servers to function. It does not offer local control protocols like Zigbee or Z-Wave.

Can I integrate the Cosori Dual Blaze with Home Assistant?

Yes, you can integrate the Cosori Dual Blaze with Home Assistant, but it’s typically done through the cloud-based VeSync integration. This means your Home Assistant instance communicates with Cosori’s cloud servers, which then communicate with the air fryer. While functional, this setup is dependent on Cosori’s online services and is not a direct local connection. Ensure you check the latest Home Assistant integrations documentation for the most up-to-date setup process.

How does the dual heating element system improve cooking?

The dual heating elements, one at the top and one at the bottom, provide more consistent heat distribution throughout the cooking chamber. This results in more even browning and crisping of food, reducing the need for manual intervention like shaking the basket halfway through cooking. It also contributes to faster preheating times compared to single-element models.

Is the 6.8-quart capacity enough for a family?

For most families, the 6.8-quart capacity is quite sufficient. It can comfortably cook meals for 3-5 people, depending on the food type. For example, I was able to fit a 3.5-pound whole chicken inside, along with a good portion of vegetables. If you frequently cook for larger gatherings (6+ people) or need to cook multiple large items simultaneously, you might consider larger models or a multi-basket air fryer.

Written byMarcus Gear

Lead reviewer at Smart Home Gear Reviews. Former tech journalist with 10+ years covering consumer electronics. Every product gets a minimum 30-day real-world test in our smart home lab.

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