As of 20 September 2026, 500 guest reviews give Mercure Paris la Défense Grande Arche 9.0/10 on Booking.com and 3.9/5 on Google.
Most-repeated praise: Exceptional breakfast buffet with fresh pastries, make-your-own egg and pancake stations, yogurt bar, regional specialties, and excellent hot options that multiple guests highlight as a genuine standout. 34 reviews.
Mercure Paris la Défense Grande Arche sells itself as a 4-star hotel. What guests repeat most:
We read 500 public guest reviews of Mercure Paris la Défense Grande Arche, grouped repeated findings and counted how often each one appears. Pest figures are guest reports, not inspection results. Member-only detail is blurred on this page. Research updated 2026-09-20. If you represent Mercure Paris la Défense Grande Arche and believe something here is wrong, write to members@hotelshortlist.com and we will review it.
This assessment is one of 200+ across 25+ cities. Members also see the rate — and book it. Membership is by introduction; if you found your way here, tell us who you are.
Mercure Paris la Défense Grande Arche: Booking.com 9.0/10, 4-star. Other researched hotels in Paris:
Review data verified & refreshed 2026-09-20.