Studio Fix Fluid SPF 15 Foundation NC45 dupes and alternatives MAC Cosmetics
Medium tan · Neutral undertone
Closest shade match is the equivalent shade, scored on colour, depth and undertone only. Closest overall alternative is the most similar foundation overall, scored on shade match (55%), finish and visual result (25%), wear and performance (15%) and skin suitability (5%).
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2 of 31 matches
Only showing matches in stick form.
- 6 matches have no formulation listed and are not shown.
Closest shade match: Rude Perfect Base Foundation Stick 17N Medium Tan Neutral
The equivalent shade: scored on colour, depth and undertone only.

NC45Change shade
- Shade match
- 96out of 100
- Colour
- 94
- Depth
- 98
- Undertone
- 100
Your shade $39 at Sephora · product price; shade not separately priced
Where to buy 17N Medium Tan Neutral
Rude Perfect Base Foundation Stick
Every store that sells this shade · prices as last checked
Closest overall alternative: Dior Forever Skin Perfect 24H Multi-Use Foundation Stick 5 N Neutral
The most similar foundation overall: shade match 55%, finish and visual result 25%, wear and performance 15%, skin suitability 5%.

NC45Change shade

- Overall match
- 80out of 100
- Shade (Shade match)
- 94
- Finish (Finish & visual result)
- 62
- Wear (Wear & performance)
- 58
- Skin (Skin suitability)
- 87
Your shade $39 at Sephora
Where to buy 5 N Neutral
Dior Forever Skin Perfect 24H Multi-Use Foundation Stick
Every store that sells this shade · prices as last checked
Looking for a concealer in your shade?
The closest shade to MAC Cosmetics Studio Fix Fluid SPF 15 Foundation NC45 (Medium tan · Neutral undertone) in each concealer range, compared on measured colour, depth and undertone. Price never changes the order.
From the same range

NW40
MAC Cosmetics Studio Fix 36HR Smooth Angles Hydrating Concealer, shade NW40
- Very close colour
- Medium · Neutral undertone
$30
Closest concealers

Caramel Corn 5.1 Neutral
Huda Beauty #FauxFilter Matte Buildable Coverage Waterproof Concealer, shade Caramel Corn 5.1 Neutral
- Very close colour
- Medium tan · Neutral undertone
$31
4N1
Laura Mercier Real Flawless Weightless Perfecting Serum Concealer, shade 4N1
- Very close colour
- Medium tan · Neutral undertone
$34

Tone 7.8 N
Kosas Revealer Super Creamy + Brightening Concealer, shade Tone 7.8 N
- Very close colour
- Medium · Neutral undertone
$32
Tan 4N
bareMinerals ORIGINAL Liquid Mineral Brightening Concealer, shade Tan 4N
- Close colour
- Medium · Neutral undertone
$31

11 Tan
Charlotte Tilbury Airbrush Flawless Long-Wear Blur Concealer, shade 11 Tan
- Close colour
- Medium tan · Neutral undertone
$36
18W
Milk Makeup Future Fluid Longwear Hydrating Concealer, shade 18W
- Very close colour
- Medium tan · Warm undertone
$30
Concealer shade colours are sampled from retailer swatch images, so check the shade on the retailer page before buying.
Why the closest shade match works
Rude Perfect Base Foundation Stick in 17N Medium Tan Neutral, against MAC Cosmetics Studio Fix Fluid SPF 15 Foundation in NC45. Every attribute compared, with its share of the score.
Weights are each part's share of the overall match and each attribute's share of its part; an attribute neither product lists is not comparable and its weight goes to the others in its part. Confidence reflects data quality, not similarity. Price and ingredients are not part of either score.
If you switch
To Rude Perfect Base Foundation Stick in 17N Medium Tan Neutral.
Same or better
- $30.25 less
- Very close colour
- Same neutral undertone
- Claims a blurring effect
- Both claim a lightweight feel
Different
- Light rather than full coverage
- No long-wear claim
- Does not claim transfer resistance
- Does not claim not settling into lines
- Does not claim colour stability
- No SPF
Ingredients (information only, not scored)
No ingredient list for one product, so overlap is not known. Ingredients only affect results through the filters.
Why the closest overall alternative works
Dior Forever Skin Perfect 24H Multi-Use Foundation Stick in 5 N Neutral, against MAC Cosmetics Studio Fix Fluid SPF 15 Foundation in NC45. Every attribute compared, with its share of the score.
Weights are each part's share of the overall match and each attribute's share of its part; an attribute neither product lists is not comparable and its weight goes to the others in its part. Confidence reflects data quality, not similarity. Price and ingredients are not part of either score.
If you switch
To Dior Forever Skin Perfect 24H Multi-Use Foundation Stick in 5 N Neutral.
Same or better
- Very close colour
- Same neutral undertone
- Buildable rather than full coverage
- Claims a blurring effect
- Both claim 24-hour wear
Different
- Natural finish instead of matte
- Does not claim transfer resistance
- Does not claim not settling into lines
- Does not claim colour stability
- Does not claim a lightweight feel
- Fragrance is listed in the formula
- No SPF
Ingredients (information only, not scored)
4 shared ingredients; weighted similarity 3%. Ingredients only affect results through the filters.
Where to buy
Closest shade match
Rude Perfect Base Foundation Stick 17N Medium Tan Neutral
Your shade $39 at Sephora · product price; shade not separately priced
Closest overall alternative
Dior Forever Skin Perfect 24H Multi-Use Foundation Stick 5 N Neutral
Your shade $39 at Sephora
How these matches are scored
31 similar shades scored two ways: the shade match on colour, depth and undertone; the overall match on shade match, finish and visual result, wear and performance and skin suitability. Ingredients are shown for information and used by the filters only. Prices are shown next to every match and never change a score. How scoring and confidence work.
Shade colours are sampled from Beautler’s processing of retailer swatch images and are a digital approximation. Prices and stock were last checked when the product was imported; the retailer page is the source of truth.