The Flag Oskar M, FrankfurtThe Flag Oskar M in Frankfurt, Germany has a corrected score of 3.9 ± 0.2 (solid evidence, 3 of 4 platforms), ranked 7 of 226 hotels we score in Frankfurt. Its platform ratings, normalised to 0-5, average 4.1 before correction: Booking.com 4.0, Tripadvisor 4.5, Agoda 3.8.The Flag Oskar M is a 4.5-star aparthotel in central Frankfurt am Main, sitting between the River Main and the European Central Bank in the city's east. It offers 68 air-conditioned serviced apartments, each with a full kitchen fitted with a dishwasher, microwave, oven and refrigerator, plus a safe and complimentary bottled water. Many units look out over the river and the Frankfurt skyline, and there is an Italian restaurant on site. The Old Town, Dreikönigskirche and the Zeil shopping district are all within walking distance, and Messe Frankfurt is roughly 400 metres away. The setup suits travellers who want apartment-style independence in a central location, though the booking.com score of 7.9 is noticeably lower than its other ratings.What stands out

Central location near the River Main

Full kitchens in every apartment

River and skyline views available

On-site Italian restaurant

Watch out for

Booking.com score lower than other ratings

Some units may lack river views

Better-scored in Frankfurt

Kennedy 89 Frankfurt Part Of Hyatt, Frankfurt: 4.3 ± 0.2 (solid evidence, 3 of 4 platforms), from $294 a night. Kennedy 89 is a Hyatt Unbound Collection hotel on Stresemannallee in Frankfurt's Sachsenhausen district, close to the River Main.

Premier Inn Frankfurt Eschborn, Frankfurt: 4.2 ± 0.4 (thin evidence, 1 of 4 platforms), from $67 a night. Premier Inn Frankfurt Eschborn is a seven-story hotel located in the suburb of Eschborn.

Kimpton Main Frankfurt, Frankfurt: 4.1 ± 0.3 (fair evidence, 2 of 4 platforms), from $308 a night. Kimpton Main Frankfurt is a five-star boutique hotel inside the Four Frankfurt skyscraper complex in the city's financial district.