
1 Hotel South Beach
Best for travelers who want Miami Beach energy, rooftop dining and multiple pool scenes on a private stretch of Atlantic sand.
Prices in other currencies are estimates. You’re charged in USD.
1 Hotel South Beach is an eco-minded, design-forward beachfront resort on Collins Avenue with multiple pools, a rooftop restaurant and a prominent wellness program. The Ritz-Carlton Key Biscayne, Miami is an island-style, full-service Ritz beach resort on Key Biscayne with tennis courts, marina access, and traditional club-style service — read this if you’re choosing between Miami Beach energy and a quieter Key Biscayne beach escape.
Updated

Best for travelers who want Miami Beach energy, rooftop dining and multiple pool scenes on a private stretch of Atlantic sand.

Best for guests who want a quieter, island-like Ritz-Carlton beach resort with tennis, marina access and a clubby resort layout.
When 1 Hotel South Beach wins: pick 1 Hotel if you want to be on Collins Avenue within walking distance of Miami Beach attractions, want a rooftop restaurant and an active pool/beach program with a strong wellness focus.
When The Ritz-Carlton Key Biscayne, Miami wins: choose the Ritz-Carlton Key Biscayne if you prefer a quieter island setting away from South Beach’s bustle, value resort-style amenities like multiple on-site tennis courts and a more classic Ritz full-service experience.
Bottom line: both are five-star beachfront resorts offering full spas and on-site dining; the decision comes down to South Beach atmosphere, design and rooftop life at 1 Hotel versus the quieter, clubby island experience and sport-oriented facilities at the Ritz-Carlton Key Biscayne.
| Category | 1 Hotel South Beach | The Ritz-Carlton Key Biscayne, Miami |
|---|---|---|
| Overall vibe | Design-forward, eco-luxury Miami Beach resort with rooftop energy and multiple pool scenes. | Island-style, traditional Ritz-Carlton resort with a calm, clubby beach atmosphere. |
| Location | 2341 Collins Avenue, Mid-Beach, steps from the Miami Beach Boardwalk and Collins Ave shopping. | 455 Grand Bay Dr, Key Biscayne — on Key Biscayne with nearby Crandon Beach and Bill Baggs Cape Florida State Park. |
| Size | About 425 rooms plus on-site residences (hotel property). | 421 air-conditioned rooms listed. |
| Ages / policy | Guests must be 18+ to book/check in; adults-only rooftop pool (21+). | All-ages resort (not adults-only). |
| Pools & beach | Four pools (Center, Cabana, South and an adults-only Rooftop) and 600 feet private beachfront with cabanas. | Two outdoor pools and beachfront access; beach umbrellas and pool loungers available. |
| Restaurants & bars | Seven outlets including Watr Rooftop, AVIV, Tala Beach and The Sandbox. | Five restaurants, a coffee shop and multiple bars/poolside outlets. |
| Spa & wellness | Bamford Wellness Spa (12 treatment rooms) and Anatomy fitness center with complimentary group classes. | Full-service spa with treatment rooms, plus fitness and recreational facilities. |
| Sports & activities | Water sports on site (kayaking, snorkeling, water skiing nearby), fitness classes, rooftop programming. | Outdoor tennis courts (11), water-sport and marina activity options nearby, golf/boating access. |
| Event & meeting space | Large event offering including Terra Ballroom, rooftop and 50,000 sq ft private beachfront event space. | About 30,000 sq ft of conference and meeting space; banquet and event facilities on property. |
| Notable for | Rooftop dining and an award-winning Bamford spa, sustainable design and four distinct pool decks. | Island resort feel, extensive tennis courts and classic Ritz-Carlton service. |
1 Hotel South Beach sits on Collins Avenue in Mid‑Beach, within walking distance of the Miami Beach Boardwalk and local shops.
Choose 1 Hotel for immediate Miami Beach access and proximity to restaurants, nightlife and the boardwalk.
The Ritz-Carlton Key Biscayne is located on Key Biscayne with nearby Crandon Beach and Bill Baggs Cape Florida State Park.
Pick the Ritz-Carlton Key Biscayne if you prefer an island retreat and easy access to Key Biscayne’s parks and beaches.
1 Hotel offers a mix of rooms and suites with many ocean-view balcony options and larger residences.
If you want contemporary, eco-focused design and larger suite/residence options near the beach, 1 Hotel fits well.
The Ritz-Carlton Key Biscayne lists a broad mix of room types and oceanfront club suites.
The Ritz-Carlton is a dependable choice if you want classic luxury rooms with many oceanfront suite options and club access.
1 Hotel South Beach emphasizes varied, design-forward dining with a rooftop focal point.
If rooftop dining, prominent chef-driven restaurants and a strong food-program matter, 1 Hotel leads.
The Ritz-Carlton Key Biscayne features multiple on-site restaurants and bars with 24-hour room service.
The Ritz-Carlton provides reliable, full-service dining across several outlets in a relaxed resort format.
Pools and beach life are central at 1 Hotel with four distinct pools and a private beachfront.
Choose 1 Hotel for varied pool scenes, a lively center deck plus a prominent adults-only rooftop option.
The Ritz-Carlton Key Biscayne focuses on classic resort outdoor amenities and beachfront access.
The Ritz-Carlton suits guests who want traditional pool/beach service combined with sport facilities.
1 Hotel pairs an award-winning Bamford Wellness Spa with a fitness center that runs complimentary group classes.
If a strong spa program and active fitness schedule plus rooftop nightlife appeal, choose 1 Hotel.
The Ritz-Carlton Key Biscayne offers full-service spa treatments and broad recreational programming.
The Ritz-Carlton is better if you want a traditional spa and sport-heavy resort routine with quieter evenings.

1 Hotel — rooftop dining, chef-driven restaurants and quick access to South Beach attractions.

The Ritz-Carlton Key Biscayne — island setting with resort-style calm and larger outdoor-sport facilities.

1 Hotel — Bamford Wellness Spa with 12 treatment rooms and a wide program of fitness classes at Anatomy.

The Ritz-Carlton Key Biscayne — multiple outdoor tennis courts and resort recreation tailored to active guests.
1 Hotel South Beach — it's on Collins Avenue in Mid‑Beach within walking distance of the Miami Beach Boardwalk, The Bass and Collins Avenue shopping.
The Ritz-Carlton Key Biscayne — located on Key Biscayne, the property sits apart from Miami Beach and is closer to parkland and quieter public beaches.
1 Hotel South Beach — it lists four distinct pools including a large Center Pool and an adults-only rooftop pool, versus two outdoor pools at the Ritz-Carlton Key Biscayne.
No. 1 Hotel requires guests to be 18+ to book and has an adults-only rooftop pool (21+); The Ritz-Carlton Key Biscayne is not adults-only.
Explore how 1 Hotel South Beach stacks up against other hotels nearby:
vs. sites like Expedia, Hotels.com and other OTAs ·