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AC Hotels by Marriott vs Westin

Averages across 288 AC Hotels by Marriott and 248 Westin hotels, and a head-to-head in the 65 cities where both brands have a hotel.

Marriott International

AC Hotels by Marriott

Average guest rating
8.7
Hotels tracked
288

Marriott International

Westin

Average guest rating
8.7
Hotels tracked
248

The short answer

On the numbers: AC Hotels by Marriott

AC Hotels by Marriott leads on 3 of 6 measures. The gap in average guest rating is small (0.01), so the hotel you pick matters more than the brand.

Every measured fact

Averages over each brand's hotels. A dot marks the better figure.

AC Hotels by MarriottWestin
Guest ratings
Average guest rating 8.70 8.71
Rated 8 or more 90% 93% +3%
Rated below 7 2% 0%
Guest reviews behind the average 43,734 59,912
Same city, head to head (cities where both are rated: 48)
Cities where it is rated higher 26 17
The hotels
Hotels tracked 288 248
Countries 40 45
Typical opening year 2018 2010
Built or renovated in the last 10 years 74% 59%
Usual check-in 15:00 15:00
Usual check-out 12:00 12:00

Both brands, same city

The best-rated hotel of each brand in cities where both have one. Open a match-up for the full hotel comparison.

AC Hotels by Marriott or Westin: common questions

Is AC Hotels by Marriott or Westin better?

On average, AC Hotels by Marriott hotels score 8.70/10 from guests and Westin hotels 8.71/10. AC Hotels by Marriott leads on 3 of the 6 measures we compare. The gap in average guest rating is small (0.01), so the hotel you pick matters more than the brand.

When both are in the same city, which is rated higher?

In the 48 cities where both have rated hotels, AC Hotels by Marriott has the higher average in 26 and Westin in 17.

Which brand has newer hotels?

The typical AC Hotels by Marriott hotel opened in 2018, the typical Westin hotel in 2010.

Which brand has more hotels?

StayVersus tracks 288 AC Hotels by Marriott hotels in 40 countries and 248 Westin hotels in 45 countries.

Do AC Hotels by Marriott and Westin belong to the same company?

Yes, both belong to Marriott International.

More brand match-ups

Updated 12 Oct 2026. Averages over the hotels StayVersus tracks: guest ratings from Agoda (hotels with 5+ reviews), Google ratings from public Google Maps listings (hotels with 20+ reviews). A hotel counts for a brand only when its name confirms it. How we score