Kirby vacuum cleaners were still considered to be durable and reliable machines, even though their design and features had evolved over the years. Kirby has a reputation for manufacturing sturdy and long-lasting vacuum cleaners, and many users praised their performance and build quality.
However, it's essential to recognize that opinions about any brand's products can vary, and the perception of dependability might be influenced by individual experiences, maintenance practices, and usage patterns. While Kirby has maintained a focus on quality, advancements in technology and materials could lead to changes in performance or overall durability.
To get the most accurate and up-to-date information on Kirby vacuum cleaners, I recommend checking recent customer reviews and consulting with authorized Kirby dealers or representatives who can provide insights into the current models and their features. Additionally, keep in mind that newer models might have additional functionalities and improvements compared to those from the 1970s and earlier.