BIFL Directory buy it for life
Roborock S4 Robot Vacuum
Appliances

Roborock S4 Robot Vacuum

by Roborock

42
Community noted

A LIDAR-navigating robot vacuum from Roborock, part of their mid-range S-series lineup.

Why it's buy-it-for-life

Redditors report years of weekly use with no issues, including running two units since the early 2020s without failures.

What redditors say

Recommended on reddit as recently as July 2025

  1. 82
    r/BuyItForLife comment

    Roborock s4. I've had two since covid. They clean weekly. No issues.

robot-vacuum lidar-navigation reliable

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