Amari BangkokvsNight Hotel Bangkok - Sukhumvit 15
Both properties are rated highly by those who travel for a living. Overall, Amari Watergate Bangkok scores marginally better than Dream Bangkok. Amari Watergate Bangkok comes in at 76 with positive reviews from 4 sources like Star Service, Gayot and Oyster.
Amari Bangkok
 Star Service
 Fodor's
 Oyster
 Gayot
 The Telegraph
847 Phetchaburi Road, Bangkok 10400, Thailand
From $51/night
- Bar/Lounge
 - Free Internet
 - Room Service
 - Shuttle Bus
 - Laundry Service
 - Concierge
 
 "A fine location and efficient management and staff make this upper-midrange hotel a good choice for business travelers—the mainstays here—as well as for groups and individuals. " Full review
 "The spacious and comfortable rooms at the Amari chain's Bangkok flagship are swathed in silks and other rich fabrics." Full review
 Luxury
 "The 569-room luxury Amari Watergate sits in the heart of Pratunam, Bangkok's main shopping and market area, within a 15-minute walk of a skytrain station." Full review
 "A full complement of amenities and facilities make this hotel a smart choice for all types of travelers." 
8.0
 "This large, luxurious hotel offers near faultless service in the heart of the city's shopping district." Full review
Night Hotel Bangkok - Sukhumvit 15
 Frommer's
 Jetsetter
 Lonely Planet
 Oyster
 The Telegraph
10 Sukhumvit Soi 15, Kloengtoey Nua, Wattana, Bangkok 10110, Thailand 
From $80/night
- Bar/Lounge
 - Hot Tub
 - Free Internet
 - Room Service
 - Laundry Service
 - Concierge
 
 "This addition to the burgeoning hotel scene along Sukhumvit Road is at the cutting edge of modern style -- indigo lights in the corridor and under-bed lighting create a true dreamlike aura." Full review
 "The friendly staff, location and generous rooms offer a welcome respite from the urban jungle of Bangkok." 
 "The 195 rooms in two buildings are a rock-star world of cream leather, mirrors, silver and blue motifs and, in the uber-chic lounge-bar-cum-restaurant, a white tiger (yes, blue stripes)." Full review
 Upscale
 "With its signature blue-lit rooms and sceney rooftop pool, the Dream Bangkok is part of the grown-up, hip Dream chain." Full review
9.0
 "Bangkok’s funky, five-star Dream Hotel offers futuristic rooms, fantastic Asian and Western breakfasts and an unbeatable location on the Sukhumvit Road." Full review