LiDAR vs vSLAM: LiDAR wins for night runs and speed

LiDAR laser mapping works perfectly in pitch black, while vSLAM cameras struggle in low light and take more tentative paths. The [Roborock Q](https://www.amazon.com/s?k=Roborock+Q&tag=wehavethat-20)revo maps faster and bumps into fewer things than the Roomba S9+. If your vacuum runs while you’re asleep or away, LiDAR is the clear winner — it doesn’t need to see to know where it’s going.