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IOPE Expert Retinol Serum Hydrogel Face Mask for Firming vs SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml

IOPE Expert Retinol Serum Hydrogel Face Mask for Firming scores 8.5/9.8 and SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml scores 8.4/9.8 — a near-tie where your skin type decides the winner.

Head to head

IOPE Expert Retinol Serum Hydrogel Face Mask for Firming
IOPE

Expert Retinol Serum Hydrogel Face Mask for Firming

serumbudget
8.5
VS
SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml
SK-II

GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml

serumluxury
8.4

Score comparison

These two are neck and neck — just 0.1 points apart.

1
2
2
IOPE wins 1
Tied 2
SK-II wins 2
8.5IOPE
vs
8.4SK-II

Scores last verified: July 2026

Attribute battle

Hydration Efficacy

SK-II WINS
7.5
8.4
IOPE
SK-II

Irritation Risk

TIE
9.5
9.5
IOPE
SK-II

Active Ingredient Strength

TIE
5.0
5.3
IOPE
SK-II

Ingredient Transparency

SK-II WINS
8.5
8.8
IOPE
SK-II

Formulation Safety

IOPE WINS
9.0
8.0
IOPE
SK-II

Ingredient face-off

13% overlap
46IOPE
6Shared
34SK-II

Why these two are neck and neck

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.

Hydration Efficacy is another area of separation. SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml scores 8.4 here versus 7.5 for IOPE Expert Retinol Serum Hydrogel Face Mask for Firming. That difference comes down to how each formula is built — the ingredient list tells the story.

IOPE Expert Retinol Serum Hydrogel Face Mask for Firming brings Niacinamide, Chondrus Crispus Extract, and Pyrus Communis (Pear) Fruit Extract as actives, while sK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml relies on Galactomyces Ferment Filtrate, Niacinamide, and Bisabolol. Both approaches have merit, but the positioning and supporting ingredients make the difference.

Best for your skin type

IOPE Expert Retinol Serum Hydrogel Face Mask for Firming is better if you have

  • Sensitive skin — the low-irritation formula keeps things gentle
  • Dry or dehydrated skin that craves moisture, thanks to Glycerin
  • Anyone who prefers clean, well-vetted formulations

SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml is better if you have

  • Sensitive skin — the low-irritation formula keeps things gentle
  • Dry or dehydrated skin that craves moisture, thanks to Butylene Glycol
  • Anyone who prefers clean, well-vetted formulations

Value comparison

At budget pricing with a score of 8.5, IOPE Expert Retinol Serum Hydrogel Face Mask for Firming delivers strong value. SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml sits at the luxury level with a 8.4 score — the extra cost doesn't translate to better scores here.

Our verdict

✶ Our verdict

It's a close call — both products score within 0.3 points of each other. Your choice depends on your specific skin concerns.

8.5IOPE
vs
8.4SK-II

Frequently asked questions

Which is better: IOPE Expert Retinol Serum Hydrogel Face Mask for Firming or SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml?

Based on ingredient analysis, IOPE Expert Retinol Serum Hydrogel Face Mask for Firming scores higher overall. See the full score breakdown above for details on each attribute.

Do IOPE Expert Retinol Serum Hydrogel Face Mask for Firming and SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml share ingredients?

Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.

What's the main difference between IOPE Expert Retinol Serum Hydrogel Face Mask for Firming and SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml?

The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.