To see how much these design improvements matter in everyday use, let's look at how original cordless stick vacuums compare directly with revamped, modernized editions: Performance Metric Legacy Cordless Framework Next-Gen Redesigned System ("CH NEW") 115 Air Watts (AW) 150 Air Watts (AW) Maximum Runtime ~40 Minutes (Standard Mode) Up to 60 Minutes Control Interface Continuous Trigger Press Required One-Press Power Button Battery Configuration Fixed Internal Pack Swappable / Click-in Battery Full Charge Time 4 Hours Floor Head Features Standard Motorized Brush Bar Active Anti-Tangle Vanes 3. Key Upgrades That Change the User Experience