Radisson Blu Istanbul Sisli, IstanbulRadisson Blu Istanbul Sisli in Istanbul, Turkey has a corrected score of 3.7 ± 0.2 (fair evidence, 4 of 4 platforms), ranked 81 of 245 hotels we score in Istanbul. Its platform ratings, normalised to 0-5, average 3.7 before correction: Booking.com 3.4, Tripadvisor 4.1, Google 4.3, Agoda 3.1. Rooms from about $220 a night (cached, not a live quote).Located in the Sisli district, this five-star Radisson Blu hotel sits within walking distance of Cevahir Shopping Mall and near Taksim Square. Opened in 2013, the building contains 291 contemporary rooms with city views. It serves business travellers and families through its meeting rooms, business lounge, and child-friendly facilities. On-site amenities include a fitness centre, spa with sauna and hot tub, and an indoor pool. Dining options consist of an open buffet breakfast and Turkish à la carte menus. While the hotel follows eco-friendly cleaning protocols, some guests have reported inconsistent service standards and room service quality.What stands out

Central Sisli location

On-site spa and indoor pool

Turkish cuisine restaurant

Meeting and event spaces

Watch out for

Inconsistent service quality

Variable room service

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