The Permobil SmartDrive MX2+ is a lightweight, rear-mounted power assist device designed to enhance the mobility of manual wheelchair users. Weighing approximately 5.7 kg (12.5 lbs), it seamlessly attaches to a wide range of manual wheelchairs without altering their footprint. The device offers a maximum speed of 8.9 km/h (5.5 mph) on flat surfaces and a range of up to 19.8 km (12 miles) on a single charge. Its ergonomic handle design facilitates easy attachment and removal, while the OmniWheel design ensures optimal traction and maneuverability from any position. Users can control the SmartDrive MX2+ via various wearable options, including the PushTracker E3, Apple Watch, and Samsung Galaxy Watch, allowing for on-the-go speed adjustments and activity tracking. The device is compatible with users weighing between 14 to 150 kg (30 to 330 lbs) and can be mounted on most rigid or folding frame manual wheelchairs, including standing chairs and tilt-in-space models. As of May 2026, the SmartDrive MX2+ is priced between $4,500 and $5,500, depending on the retailer and any additional accessories. ([permobil.com](https://www.permobil.com/en-gb/en/products/power-assist/smartdrive-mx2plus?utm_source=openai))