The lifespan of modern microwave ovens can vary based on several factors, and it's not necessarily the case that all new microwave ovens only last a couple of years. While it's true that some newer models might not last as long as older ones, there are a few reasons that could contribute to this perception:
Build Quality: In the past, appliances were often made with more durable materials, which contributed to their longevity. Nowadays, to keep costs down and meet consumer demands for lower-priced appliances, manufacturers may use cheaper components that are not as long-lasting.
Complexity: Modern microwave ovens come with various features, electronic controls, and displays, making them more intricate than their older counterparts. Increased complexity can lead to a higher chance of component failure over time.
Frequency of Use: The more frequently you use an appliance, the quicker it will experience wear and tear. If you use your microwave oven heavily, it may seem to wear out faster, regardless of its initial quality.
Consumer Expectations: As technology evolves, consumers often expect new features and design improvements in their appliances. Manufacturers may prioritize adding new functionalities over making them more durable, especially if it aligns with market demand.
Repair Costs: In some cases, repairing a microwave oven may be more expensive than buying a new one, leading people to replace rather than repair older units. This creates a perception that newer models don't last as long, but it might be more economical to replace them when issues arise.
Planned Obsolescence: Some critics argue that manufacturers intentionally design products with a limited lifespan to encourage consumers to upgrade to newer models more frequently. While not all companies engage in planned obsolescence, it has been a point of concern for certain industries.
It's important to note that there are still high-quality microwave ovens available that can last for many years with proper care. When shopping for a microwave, it might be worth reading reviews, looking for reputable brands, and considering factors like warranty and build quality to increase the likelihood of finding a longer-lasting appliance.