# mechanical-arm

Roborock Saros 20 vs Saros Z70 (2026): Is the Newer $1,599 Flagship Better Than the $2,599 Robot-Arm Original?

Roborock's 2026 Saros 20 flagship launched at $1,599 with 36,000 Pa suction and AdaptiLift Chassis 3.0. The Saros Z70 still sells at $1,999 with the famous OmniGrip mechanical arm. Here is the upgrade-or-skip decision based on five-year cost of ownership.

Roborock Saros Z70 vs Dreame X50 Ultra (2026): Is a $1,000 Robot Arm Worth $2,599?

The Saros Z70 is the first robot vacuum with a mechanical arm and a $2,599 price tag. We compare it to the $1,699 Dreame X50 Ultra to see if the OmniGrip arm is a real upgrade or a $1,000 gimmick.