These two masks 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.
Hydration Efficacy is another area of separation. innisfree Rapid Vitamin C Brightening Serum for Dark Spots + Post-Breakout Marks scores 8.8 here versus 8.5 for LANEIGE Water Sleeping Mask for Moisture Barrier Support with Niacinamide & Squalane. That difference comes down to how each formula is built — the ingredient list tells the story.
LANEIGE Water Sleeping Mask for Moisture Barrier Support with Niacinamide & Squalane brings Lactobacillus Ferment Lysate, Niacinamide, and Lactobacillus Ferment as actives, while innisfree Rapid Vitamin C Brightening Serum for Dark Spots + Post-Breakout Marks relies on Lactobacillus Ferment Lysate, Gluconolactone, and Niacinamide. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Both sit in the mid-range bracket, so value comes down to formulation quality. LANEIGE Water Sleeping Mask for Moisture Barrier Support with Niacinamide & Squalane gets the nod here with its 8.7 overall score — you're getting more for a similar outlay.