In today’s fast-paced world, a microwave oven is no longer just a convenience-it is a kitchen essential, capable of transforming how we cook, reheat, and even bake. Panasonic, a brand synonymous with reliability and technological innovation, offers a range of microwave ovens catering to diverse culinary needs. Among its offerings, the Panasonic NN-CV87QS Homechef Connect Smart Multi Oven and the Panasonic NN-SB438S Compact Microwave Oven are two highly regarded models, each designed with unique features and advantages.
The NN-CV87QS represents Panasonic’s vision of the future kitchen, combining smart technology, versatile cooking modes, and precision control to deliver a near-professional cooking experience at home. In contrast, the NN-SB438S focuses on compact efficiency, affordability, and straightforward operation-making it an ideal choice for small households or users who prioritize simplicity without compromising performance.
This guide will explore every dimension of these two microwaves, from cooking performance to energy efficiency, helping you understand which model aligns best with your lifestyle and culinary aspirations.
| Feature / Model | Panasonic NN-CV87QS | Panasonic NN-SB438S |
|---|---|---|
| Type | Smart Multi Oven | Compact Microwave Oven |
| Power | 1,500W | 1,250W |
| Capacity | 34L | 23L |
| Cooking Modes | Steam, Grill, Convection, Microwave | Microwave, Grill |
| Smart Connectivity | Yes (Homechef Connect app) | No |
| Control Panel | Touchscreen & rotary dial | Push-button & rotary dial |
| Pre-set Programs | 50+ | 10 |
| Dimensions | 521 x 460 x 392 mm | 520 x 350 x 360 mm |
| Weight | 18 kg | 14 kg |
| Energy Efficiency | A+ rated | A rated |
| Ideal Use | Family, multi-cooking, smart cooking | Small households, quick meals, reheating |
When comparing the NN-CV87QS and NN-SB438S, it’s clear they target different audiences, though both excel in their niches. The NN-CV87QS is a high-end, multifunctional appliance designed for those who want versatility and smart cooking capabilities. The NN-SB438S, on the other hand, is a practical, no-frills microwave that focuses on straightforward, reliable heating and grilling.
The NN-CV87QS Homechef Connect is Panasonic’s flagship smart multi oven. It merges technology with culinary flexibility, enabling home chefs to prepare meals with precision. Its smart connectivity allows users to control cooking through a dedicated app, monitor progress in real-time, and explore pre-programmed recipes that cater to both novice and experienced cooks.
Key highlights include:
In essence, this model is designed not just for reheating, but for actual meal preparation and experimentation in a smart kitchen environment.

Panasonic NN-CV87QS Homechef Connect Smart Multi Oven Review
The NN-SB438S is Panasonic’s compact solution for efficient, everyday cooking. It excels in simplicity and reliability, focusing on core microwave and grill functions. Its small footprint and user-friendly interface make it particularly appealing for apartments, dorms, or kitchens with limited counter space.
Key highlights include:
This model caters to those who prioritize convenience over extensive multi-mode functionality.

Panasonic NN-SB438S Compact Microwave Oven Review
| Feature | NN-CV87QS | NN-SB438S |
|---|---|---|
| Cooking Modes | Microwave, Steam, Grill, Convection | Microwave, Grill |
| Smart Connectivity | Yes | No |
| Pre-set Programs | 50+ | 10 |
| Touchscreen Control | Yes | No |
| Auto Sensor Cooking | Yes | No |
| Defrost Function | Yes | Yes |
| Stainless Steel Interior | Yes | Partial |
The NN-CV87QS clearly takes the lead in cooking performance. Its multi-mode functionality allows for precise temperature control, even cooking, and nutrient retention through steam cooking. The auto sensor feature ensures that each dish is cooked optimally without constant monitoring.
The NN-SB438S performs well for reheating and light cooking, with decent grilling capabilities, but it cannot match the versatility or precision of the NN-CV87QS. Its performance is adequate for everyday use but lacks the sophistication needed for gourmet cooking.
The NN-CV87QS offers 34 liters of interior space, accommodating large casseroles, whole chickens, and multiple dishes simultaneously. Its size, however, requires a more substantial countertop space (521 x 460 x 392 mm).
The NN-SB438S’s 23 liters make it ideal for single meals, small dishes, and quick reheating. Its compact dimensions (520 x 350 x 360 mm) suit small kitchens without compromising functionality for everyday use.
Energy consumption is a key consideration. The NN-CV87QS is rated A+, reflecting its multi-mode efficiency and smart energy management. Steam and convection cooking use power more effectively, particularly when cooking multiple items.
The NN-SB438S is rated A, still efficient for its class, but lacks the advanced energy-saving modes of the smart multi oven.


The Panasonic NN-CV87QS Homechef Connect Smart Multi Oven stands out as a premium, versatile appliance designed to elevate home cooking to professional levels. It is rich in features, smart-enabled, and capable of handling diverse culinary challenges.
The Panasonic NN-SB438S Compact Microwave Oven excels in simplicity, reliability, and compact design, providing excellent performance for everyday needs without overwhelming the user with options.
The Panasonic NN-CV87QS features Inverter Turbo Defrost and Genius Sensor technology for precise cooking and defrosting, allowing even heating and faster cooking. The NN-SB438S, while also equipped with Inverter technology, is more basic and lacks advanced sensor cooking, making it suitable for standard reheating, defrosting, and simple cooking tasks.
The NN-CV87QS has a higher power output of 1250W and a capacity of 1.2 cubic feet, making it ideal for larger meals or frequent use. The NN-SB438S is smaller with a capacity of 0.9 cubic feet and a maximum power output of 950W, which is sufficient for compact kitchens or occasional cooking needs.
The NN-SB438S is more compact and lightweight, making it better suited for kitchens with limited counter space. The NN-CV87QS is larger and may require more space, but offers more features and higher cooking capacity.
Yes, the NN-CV87QS comes with multiple pre-programmed settings including sensor cooking for vegetables, rice, reheating, and beverages, offering more convenience for automatic cooking. The NN-SB438S has fewer pre-programmed options, focusing on basic functions such as reheating, popcorn, and defrosting, making it simpler to operate for users who prefer straightforward controls.
The NN-CV87QS is generally more expensive due to its larger capacity, higher wattage, and advanced sensor technology, making it a good choice for users who cook frequently and need versatility. The NN-SB438S is more budget-friendly and offers good value for those seeking a reliable, basic compact microwave without advanced features.