The building will boast 70 restaurants, a shopping mall, and a ballroom.
The hotel features 12 towers, all around 45 storeys high, while a total of five floors will be reserved for the Saudi royal family as holiday accommodation.
According to the Independent, the construction will be situated two kilometres from the world's largest mosque, the Masjid al-Haram, which attracts around five million Muslims every year for the Hajj or Umrah pilgrimages.
World's largest hotel suites
World's largest hotel suites
There are two Imperial Suites at Palazzo Versace Dubai, which measure 12,916 sq. ft. in size and are located on the ninth floor with 360-degree views of Dubai's skyline. Every single piece of furniture in each suite has been created exclusively for Palazzo Versace Dubai. The walls are adorned with Versace artworks and the interiors and fabric have been designed and tailor-made for the hotel, with uplifting colours of turquoise, blue and salmon. Each bedroom has parquet flooring and Carrara marble flooring in the bathroom with mosaic decor. The suites also feature private terraces with outdoor pools, walk-in wardrobes and kitchens. From AED 47,000 (£9,078) per night.
Boasting 8,826 sq. ft. of living space distributed over two levels that are connected by an onyx staircase, the Royal Penthouse Suite at Park Hyatt Vienna is the largest suite in Austria. Guests are treated to spectacular views over Vienna from four outdoor terraces, as well as private dining areas, a walk-in closet and a private gym. The Royal Penthouse Suite can accommodate up to 10 people, with its light-drenched rooms fitted with high-quality materials, stylish furniture and the latest technology. Ample roof windows offer unique views over the oldest square in the city and the connected leafy terraces provide uninterrupted views all the way to the Viennese vineyards. A night in the Royal Penthouse Suite starts from €19,800.
Offering one of the most lavish stays in Dubai, the Royal Bridge Suite at Atlantis, The Palm is a the 9,945 sq. ft. three-bedroom suite spanning the distance between the resort’s two accommodation towers. The suite has a distinctively regal ambiance and is accessed only by private lift, taking guests 22 storeys above Atlantis. Its ornate living space features floor-to-ceiling views of the Palm Island on one side and the Gulf on the other from generously-sized balconies. The master bedroom has a customised bed in the centre of the room, complete with Frette linens, while both the master bedroom and second bedroom feature his and hers bathrooms, and the third bedroom has two double queens with an en-suite bathroom. From £24,000 per night.
Ranking as the largest suite continuous suite in Europe, the Geneva Suite at Grand Hotel Kempinski Geneva provides 11,725 sq. ft. of elegance on two floors showcasing genuine collector’s items, from hand-woven carpets to limited-edition Baccarat. Its panoramic view represents one of the highest vantage points in the city, making it a much sought-after place. The lower level is more of a place for socialising, featuring a large living room, fireplace, office, private lounge, bar and a first bedroom with a bathroom. Upstairs, there are two bedrooms with bathrooms, a sprawling living room with a terrace, a pool room, sports room and a hammam. A night in Europe's largest hotel suite costs CHF 50,000 (£36,373).
Located in the heart of the Waldorf Astoria Dubai Palm Jumeirah with panoramic sea views of the Dubai skyline and iconic Palm Jumeirah, the Royal Suite provides guests with the ultimate luxury of privacy. A sprawling 16.870 sq., including balconies and indoor areas, the exclusive sanctuary takes the grand title of largest suite in Dubai. Guests arrive in a classic chauffeured Bentley or by landing their private helicopter on the helipad before they are escorted to the private lift. The opulent dining room provides panoramic sea views of Dubai from the spacious balcony and the two private en-suite bedrooms each possess a large balcony, a luxuriously fitted bathroom and a king-sized bed. The average rate of the Royal Suite is AED 50,000 (£9,620) per night.
New York's The Mark Hotel is home to one of the largest penthouse suites in the world at 12,000 sq. ft. including 2,400 sq. ft. of outside space. The unprecedentedly spacious suite, designed by renowned French interior designer Jaques Grange, is set over two floors and includes five bedrooms, four fireplaces and six bathrooms. The living room (which can be transformed into a full-sized grand ballroom) boasts a 26-ft ceiling and a fireplace. It also features a library lounge and a private rooftop terrace with an outdoor dining area and gorgeous views of the city. Decorated with custom furniture, every piece is unique and guests can even personalise the suite, choosing the type of linen and colour scheme of the room. A night in the penthouse suite costs $75,000.
The world's largest hotel suite is the Royal Residence at Grand Hills in Lebanon is spread out over an impressive 44,465 sq. ft. and features a private entrance with seven floors of pure luxury. The space is large enough for ten people, filled with three pavilion suites, a library, separate dining area and lobby entrance. It has two gigantic swimming pools and is decorated with rare sculptures and elegant pieces of art. Stays start from $80,000 (£55,592) per night.
At 10,764 sq. ft, the Katara Suite at Excelsior Hotel Gallia is one of Italy's largest hotel suites and includes a private meeting room on the eighth floor, two dedicated terraces - one as the perfect dinner setting and the other with an exclusive solarium - a private Pagoda spa with Jacuzzi and four bedrooms including a Princess Suite. The suite also offers a private kitchenette furnished with Limoges porcelain and French crystal. Excelsior Hotel Gallia provides a diplomatic entrance that can be used to gain direct access to the Katara Suite. One Hundred Lifestyle offers stays in the Katara Suite from £15,900 per night.
Palatial in every sense, the 8,395 sq. ft. Royal Suite at Burj Al Arab Jumeirah has been impeccably designed with an opulent colour scheme, sumptuous furnishings and exclusive amenities including a private lift and cinema. Both floors of the exquisite Suite feature sensational natural light and sublime uninterrupted views over the Arabian Gulf. Both master bathrooms are equipped with full-size Jacuzzis and separate five-head rain showers. A set of his and hers full size Hermes amenities are also in each bathroom. Prices for the Royal two-bedroom suite start at £5,483 per night.
Italy's largest hotel suite is also one of the biggest and most important suites in Europe. Villa La Cupola, located over 11,840 sq. ft. of the fifth and sixth floors of The Westin Excelsior Rome, boasts a domed living room, which features a breathtaking frescoed cupola inspired by Rome’s palaces and villas of renaissance, baroque and neo-classical times. The suite has the flexibility of combining the two master bedrooms with six additional spacious rooms. There is also a study, private kitchen and private wine cabinet with over 200 of the finest wines from around the world. Prices start from 20,000 euros per night.