Which model to choose?

The Dreame X40 Master and X40 Ultra represent different approaches to robotic vacuum cleaning, each with distinct advantages for specific user needs. Both models feature impressive 12,000 Pa suction power, positioning them as high-performance cleaning solutions. The X40 Master emerges as the better choice for larger homes, with its ability to cover 3,315 square feet compared to the Ultra's 1,200 square feet. Its quieter operation at 60 dB (versus 64 dB) and larger dustbin capacity make it particularly suitable for spacious environments where minimal disruption is desired. Conversely, the X40 Ultra excels in automation and convenience features. Its extended 260-minute runtime (62 minutes longer than the Master) and self-emptying base station make it ideal for users prioritizing hands-off operation. The addition of UV sterilization technology and a more compact design suggests it's better suited for modern, smaller living spaces where hygiene is a top priority. Both models incorporate advanced navigation and multi-floor mapping capabilities, but the choice between them ultimately depends on specific user requirements: the Master for larger spaces and quieter operation, or the Ultra for enhanced automation and additional features in more compact environments. This comparison suggests that home size and desired level of automation should be the primary factors in choosing between these models.