These two serums take different paths to a similar destination. Both formulas include solid hydrating ingredients, and the overall scores reflect that — the gap here is genuinely slim.
Active Ingredient Strength is another area of separation. SK-II GenOptics Spot Essence scores 5.9 here versus 4.4 for U Beauty The RETURN Eye Concentrate Eye Cream for Brightening + Firming. That difference comes down to how each formula is built — the ingredient list tells the story.
SK-II GenOptics Spot Essence brings Galactomyces Ferment Filtrate, Niacinamide, and Inositol as actives, while u Beauty The RETURN Eye Concentrate Eye Cream for Brightening + Firming relies on Dipotassium Glycyrrhizate, Tocopheryl Acetate, and Tocopherol. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Both sit in the luxury bracket, so value comes down to formulation quality. SK-II GenOptics Spot Essence gets the nod here with its 8.3 overall score — you're getting more for a similar outlay.