There are 3 key differences between ALo and Lululemon. First, the Alo is more expensive than the Lululemon. Second, the Lululemon comes in 3 thickness options (1.5mm, 3mm, and 5mm), while the Alo just offers one (5mm). Thirdly, the Alo is much heavier at 3.6kg while the Lululemon is just 2.4kg.