November 7, 2025 | Natalie Webber Sunrise Empulse M90 vs Alber e-fix E35/E36 Wheelchair Power Assists: Models Compared If you’ve been researching the latest wheelchair power assists, you may be wondering what the differences are between the Sunrise Empulse M90 and Alber e-fix E35/E36, and which one is best for you. Here’s a complete comparison of both models; a non-biased, facts-first review of their advantages/disadvantages and their similarities/differences. What is the Sunrise Empulse M90? The Sunrise Empulse M90 is a wheelchair power assist designed to remove the physical effort from self-propelling a manual wheelchair, by adding power assistance. It consists of two drive wheels with integrated battery packs and a joystick controller. It’s made in Australia. Advantages of the Sunrise Empulse M90 compared to the Alber e-fix E35/E36 Lighter Sleek Aesthetics Handrim Steer Option Find out more about the Sunrise Empulse M90 What is the Alber e-fix E35/E36? The Alber e-fix E35/E36 is another wheelchair power assist for manual wheelchair users, which effectively converts your chair into a power wheelchair. It consists of two drive wheels, a battery pack and a joystick controller. It’s made in Germany. Advantages of the Alber e-fix E35/E36 compared to the Sunrise Empulse M90 Attendant Control Option TUV Standard Tested Greater Max Load Advanced Joystick Controller Find out more about the Alber e-fix E35/E36 Common features of the Sunrise Empulse M90 and Alber e-fix E35/E36 Converts manual wheelchair to power wheelchair Wheelchair can still be used manually App control Removable for transport Sunrise Empulse M90 vs Alber e-fix E35/E36: tech specs compared Sunrise Empulse M90 Alber e-fix E35 Alber e-fix E36 Wheel Diameter 24in 22 or 24 in 24in Motors 2x 150W 2x 110W 2x 150W Max Speed 4mph 4mph Max Gradient 6° 10° Batteries 4Ah Lithium-Ion 6Ah Lithium-Ion Max Range 9 miles 10 miles 12.4 miles Max Load 120kg (19st) 120kg (19st) 160kg (25st) Weight Wheel: 5.3kg Battery Pack: 0.6kg Controller: 0.25kg Charging Dock: 0.41kg Total: 11.9kg Wheel: 7.9kg Battery Pack: 2.1kg Controller: 0.6kg Battery Holder: 0.8kg Total: 19.3kg Wheel: 7.8lg Battery Pack: 2.1kg Controller: 0.6kg Battery Holder: 0.8kg Total: 19.1kg Waterproof Rating IP64 IPX4 App Control Yes Yes Warranty 2 years 2 years I trust this guide has given you a clear understanding of the differences between the Sunrise Empulse M90 and Alber e-fix E35/e36 wheelchair power assists, along with the benefits of each model. With this information, you should have a better idea of which model would be best for you. And, if you’d like to book a test drive of either, please get in touch. Related articles Wheelchair Powerpack vs Powerchair: what’s the difference and which is best for me? How Wheelchair Power Assist Devices Improve Daily Life for Users How to convert a manual wheelchair into a power wheelchair: a power assist guide Get in touch Got a question or want to send us a message? Let’s talk.