Side by side Four Seasons Hotel London at Tower Bridge vs The Berkeley

This is the former Port of London Authority building turned Four Seasons, and the scale of that conversion is most of the case: five-metre ceilings, hand-carved plasterwork, suites that run to 70 square metres with gas fireplaces and freestanding tubs. Base rooms face an internal courtyard rather than the Thames, but the trade-off is quiet, genuinely quiet, in a way few central London hotels manage. The building alone is worth the detour east.

The catch is location and food, and both are price-conditional rather than dealbreakers. Tower Bridge and the Tower of London are on the doorstep, and the tube is a minute away, but Mayfair and the West End are a 30-minute Uber, which matters if that's why you're in London. Afternoon tea is the recurring sore point: guests report 45-minute waits, cold scones, savoury portions that don't match the sweet course, and a kitchen unwilling to comp a top-up on a five-star bill. Breakfast is similarly hit-or-miss for a hotel at this level, while the Rotunda Bar's cocktails get named and praised repeatedly, with Trey behind the bar coming up on his own merits.

The spa is a genuine draw, an 18,000-square-foot basement space with a proper sauna and steam room, best visited early morning before the pool fills with children (there's a no-kids-after-11am window that regulars plan around). Book this for the room, the quiet, and a hotel that resolved a broken air conditioner at midnight by moving a guest into a better suite without fuss. Skip the tea, and if Mayfair proximity matters more than square footage, that's a fair reason to look elsewhere.

The Berkeley is the old-money sibling of the Maybourne group, and it still runs like one: doormen who walk first-timers through the bars unprompted, a concierge team that tracks down a lost purse from a taxi by the end of the day, a director of guest services who hands over the Knightsbridge Pavilion suite when a family's room isn't ready. That kind of recovery is the real draw, alongside the Cedric Grolet pastries at breakfast (genuinely worth the detour) and the rooftop pool that turns into the best seat in Knightsbridge on a clear day.

It isn't flawless, and the flaws cluster in predictable places. The mini-bar isn't complimentary despite marketing copy that implies otherwise, and more than one guest has walked into a surprise few-hundred-pound bill at checkout. The rooftop pool and bar get genuinely overwhelmed in a heatwave, with hour-long food waits and nowhere to sit, and at least one family was turned away from the indoor pool outside restricted hours with no warning given in advance. One guest described a sharp service dip after a general-management change, pasta mix-ups and inattentive pool staff where there used to be none — worth flagging, though most recent reports still describe the old standard holding.

It runs £1,000-plus a night. Book it for the Hyde Park-adjacent location, the Surrenne spa, and a front-of-house team that still remembers names on a second visit. Families do fine here if you confirm pool hours and the mini-bar policy before you arrive; travelers chasing a quieter, more private version of this same ownership group might prefer the newer Emory next door. For the full old-school London hotel experience, with a church view and a proper afternoon tea, this is still one of the better bets in the city.