JW Marriott Hotel Istanbul Marmara Sea

A 45 m² deluxe room with a private balcony and direct sea views. It accommodates up to 3 guests and features a king bed plus a sofa bed. The bathroom includes a separate bathtub and shower, offering a comfortable and practical stay setup.

A 37 m² studio residence with direct Marmara Sea views, featuring a practical open-plan layout with a king-size bed, a lounge corner with a sofa and TV, and large windows that enhance the sense of space. It includes an open kitchen/kitchenette for everyday use, plus a private bathroom with essential amenities. This category also includes Executive Lounge access. 

A 52 m² deluxe room with a private balcony and panoramic sea views. It features one king bed plus a sofa bed and accommodates up to 3 guests. The marble bathroom includes a separate bathtub and shower, supported by core in-room comforts such as air conditioning, TV, and coffee/tea facilities for a comfortable, practical stay. 

An Elite Suite of approximately 75 sqm with a private balcony and a partial sea view. It features one king bedroom and a separate sitting area with a sofa bed, plus a separate dining area for added comfort. The suite accommodates up to 4 guests and includes Executive Lounge access. 

The Serene One Bedroom Apartment at JW Marriott Istanbul Marmara Sea spans 80 sqm, with Marmara Sea views and a private balcony. It offers a king bedroom, a comfortable living area, an open kitchen for daily convenience, and two bathrooms. Executive Lounge access is included as part of this room category.

The Specialty Two Bedroom Residence offers a practical, comfortable residential layout with a private balcony and sea view. It features a spacious living area, a defined dining space, and an open-plan fully equipped kitchen for everyday use.

The residence includes three modern bathrooms (with two showers noted in the official description) and comes with Executive Lounge access. Commonly listed bedding is 1 king bed + 1 queen bed, with a crib available on request

A spacious two-bedroom residence with Marmara Sea views and a private balcony, listed within a 165 sqm size range (with some booking offers showing 165 sqm). It features a comfortable living area, an open-plan fully equipped kitchen with high-spec appliances, and three modern bathrooms for added privacy and convenience. This category includes Executive Lounge access and is commonly listed with two king beds plus a sofa bed. 

The Grand Executive Suite at JW Marriott Istanbul Marmara Sea is a suite-category stay with a sea view and balcony, listed with a maximum occupancy of up to 5 guests and a published size of 165 m² (room sizes are noted as approximate)

It includes Executive Lounge access—a calm, sea-facing space designed for both downtime and productivity. The lounge offers a breakfast buffet plus daytime hospitality such as snacks and afternoon tea, along with non-alcoholic beverages. Lounge hours are daily, 7:00 AM–11:00 PM.

The hotel also states that the Executive Lounge is complimentary for suite-category guests.

The Royal Griffin Suite is a premium, sea-facing suite designed for space and privacy. It includes a separate bedroom, a comfortable living room, and a dedicated dining area. The experience is completed by a private terrace overlooking the sea, featuring an outdoor jacuzzi—ideal for guests who want a larger layout and a more exclusive stay.

A 250 sqm three-bedroom residence with Marmara Sea views, featuring three modern bathrooms and a separate sea-view kitchen. Designed for spacious, practical stays—especially for families and longer visits.