
Cadillac Hotel & Beach Club
Best for families and Miami Beach access — direct Collins Avenue oceanfront, a Kids' Concierge, family pool and kid-friendly beach area.
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Cadillac Hotel & Beach Club is a four-star, Art‑Deco beachfront hotel in quieter Mid‑Beach Miami with family and adults-only pool options — good for families and travelers who want beach access plus easy links to South Beach. The Ritz‑Carlton Key Biscayne, Miami is a five‑star, full‑service island resort on Key Biscayne — aimed at guests who prefer a quieter, secluded island beach experience over Miami Beach energy.
Updated · about 18 km apart

Best for families and Miami Beach access — direct Collins Avenue oceanfront, a Kids' Concierge, family pool and kid-friendly beach area.

Best for a quieter, full‑service island stay — multiple restaurants, resort spa, tennis and broad event space on Key Biscayne.
When Cadillac Hotel & Beach Club wins: choose Cadillac if you want to stay in Mid‑Beach with immediate Collins Avenue beachfront access, an Art‑Deco atmosphere, a clear family focus (Kids' Concierge, family pool and a dedicated beach area for children), and easy transport to South Beach and Lincoln Road.
When The Ritz‑Carlton Key Biscayne, Miami wins: choose the Ritz‑Carlton if you want a more secluded island‑resort setting with larger on‑site facilities (more restaurants and bars, extensive meeting/conference space, marina/tennis options) and a classic Ritz‑Carlton full‑service offering.
Bottom line: pick Cadillac for Mid‑Beach location, family amenities and an Art‑Deco Miami Beach stay; pick the Ritz‑Carlton Key Biscayne for a higher‑end, quieter island resort experience with more on‑site outlets and larger resort infrastructure.
| Category | Cadillac Hotel & Beach Club | The Ritz-Carlton Key Biscayne, Miami |
|---|---|---|
| Overall vibe | Art‑Deco, beach‑front mid‑beach hotel that mixes family amenities with an adults-only pool | Secluded island luxury resort with expansive facilities and full‑service offerings |
| Location | Direct oceanfront on Collins Avenue in Mid‑Beach, close to the Miami Beach Boardwalk and about 2 miles from South Beach | Island setting in Key Biscayne with nearby Crandon Beach and Bill Baggs Cape Florida State Park |
| Size (rooms) | 357 rooms and suites across three sections (Cadillac Tower, Ocean Tower, Suites) | 421 rooms (air‑conditioned rooms with private balconies) per supplier listing |
| Ages / policy | All ages welcome; guests must be 21+ to make a reservation or check in (family pool + Kids' Concierge) | All ages welcome (not adults‑only per supplier listing); standard resort policies apply |
| Pools | Two outdoor pools: a family pool and a secluded adults‑only pool (poolside cabanas available, occasional renovation notices have taken pools offline) | Two outdoor pools plus pool bars and pool amenities (supplier listing notes 2 outdoor pools) |
| Restaurants & bars | Donna Mare Italian Chophouse, Bungalow Beach Bar & Grill, Il Merkato café/gelato market, Lobby Bar (4 venues) | Five restaurants, 3 bars/lounges and 2 poolside bars (supplier listing) |
| Spa & wellness | K'Alma Spa — seven crystal‑themed suites, Turkish hammam, sauna, meditation room; poolside and in‑room treatments | Full‑service spa with massages, body treatments and facials (supplier listing does not publish spa name) |
| Known for | Mid‑Beach Art‑Deco character, family services, direct Collins Avenue beach access | Secluded island location near Crandon Beach with larger resort meeting/event space and marina/tennis options |
| Event & meeting space | Multiple event rooms (Golden Palms Ballroom, Riviera, Cabana Pool Deck) with ~11,690 sq ft total and wedding/event capacities up to ~150 | Large conference space (supplier listing notes 30,000 sq ft of meeting/conference space) |
| Typical extras | Mandatory resort fee includes Wi‑Fi, beach chairs/towels, two bottles of water, bicycle rental, 24‑hour gym access | Featured amenities include business center, limo/town car service and complimentary newspapers in lobby; breakfast available for a fee |
Cadillac sits on Collins Avenue in Miami Beach's Mid‑Beach, offering direct beach access and short rides to South Beach and Lincoln Road.
Choose Cadillac if you want immediate beach access plus easy, quick access to South Beach attractions.
The Ritz‑Carlton Key Biscayne sits on Key Biscayne, a short drive from downtown Miami but set apart on an island with quieter beaches and parkland.
Choose the Ritz‑Carlton Key Biscayne if you want a quieter island setting and don’t mind being a short drive from downtown Miami.
Cadillac has 357 rooms across three sections — an original 1940 tower, an Ocean Tower and a Suites section — many with ocean or pool views.
Cadillac’s layout and room mix highlight mid‑century character with oceanfront options and family suites.
The Ritz‑Carlton Key Biscayne lists 421 air‑conditioned rooms, many with private furnished balconies and bay or ocean views.
The Ritz‑Carlton offers a broad range of bay and ocean view rooms with private balconies typical of a larger resort.
Cadillac keeps dining compact and locally focused with Italian and beachside options plus a café and lobby bar.
Cadillac’s dining is concentrated and convenient for guests who want onsite Italian dining and easy beachside drinks.
The Ritz‑Carlton Key Biscayne lists five restaurants and several bars, giving more on‑site variety.
The Ritz‑Carlton provides broader on‑site dining and beverage choices suitable for longer stays or guests who prefer to dine at the resort.
Cadillac offers direct beach access and two outdoor pools: a family pool plus a separated adults‑only pool.
Cadillac is ideal if you want Miami Beach sand immediately outside your door with family and adults‑only pool options.
The Ritz‑Carlton Key Biscayne has beach access on Key Biscayne plus two outdoor pools and poolside amenities.
The Ritz‑Carlton provides a quieter island beach experience with multiple pool and beach amenities typical of a full‑service resort.
Cadillac’s K'Alma Spa and 24‑hour gym support wellness stays, while on‑site nightlife is moderate (Lobby Bar DJs weekends).
Cadillac blends a full spa and fitness program with easy access to Miami Beach nightlife when desired.
The Ritz‑Carlton Key Biscayne lists a full‑service spa and on‑site fitness and sports options (tennis, pickleball, etc.).
The Ritz‑Carlton suits guests who want a full wellness and active‑sports program on property without leaving the island.

Cadillac — Kids' Concierge, a dedicated family pool and a section of beach reserved for children.

Ritz‑Carlton Key Biscayne — island setting near Crandon Beach with multiple dining outlets and resort facilities.

Cadillac — direct Collins Avenue oceanfront location, close to the Boardwalk and a short ride to South Beach.

Ritz‑Carlton Key Biscayne — five restaurants and multiple bars let you stay on property for most meals.
Cadillac Hotel & Beach Club — it has a Kids' Concierge, a family pool and a beach area reserved for children.
The Ritz‑Carlton Key Biscayne — it's on Key Biscayne island, away from Miami Beach’s energy and closer to parkland and quieter beaches.
Yes. Cadillac has K'Alma Spa (named). The Ritz‑Carlton Key Biscayne offers a full‑service spa (supplier listing gives treatments but not a spa name).
Cadillac — it’s in Mid‑Beach with short drives or trolley/bus connections to South Beach; Key Biscayne is a longer drive into Miami.
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