The maximum speed of a NIU electric scooter depends entirely on the specific product category, ranging from portable kick scooters designed for lightweight urban transit to heavy-duty seated moped models built for street commuting. Portable kick scooters typically achieve top speeds capped around 17 to 20 miles per hour to comply with local municipal micro-mobility safety regulations. Conversely, larger seated urban commuter scooters and high-performance moped models engineered for open road traffic can attain top speeds ranging from 30 up to nearly 50 miles per hour, driven by powerful hub motors and high-voltage lithium battery systems.