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Aparthotel · Barcelona · Catalonia

The Diagonal Suites By Sweett

A small, well-rated suites-only property on Avinguda Diagonal, within walking distance of Casa Mila and the Provenca-Diagonal metro.

  • All-suite accommodation with kitchen facilities
  • Central Barcelona location near Casa Mila
  • High guest ratings for rooms and service
8.8 Great 72 reviews Booking.com 8.8 · 72 reviews

About

The Diagonal Suites By Sweett

The Diagonal Suites By Sweett is a 6-room property on Avinguda Diagonal, about a 5-minute walk from Casa Mila and roughly 10 minutes' walk from Provenca-Diagonal metro station. The hotel offers air-conditioned apartments with separate sitting areas, dining tables, and kitchens equipped with electric kettles, cookware, and washing machines — practical for longer stays.

Guests rate rooms and service highly, with an overall rating of 8.8 from 72 reviews. The property is non-smoking, and pets are not allowed. A lift, housekeeping, and a safe deposit box are available, and the Four-Bedroom Apartment includes a balcony and coffee machine. Maritime Museum is about 10 minutes away by car.

  • No smoking on site
  • Wi-Fi
  • Safe deposit box
  • No pets allowed
  • Lift
  • Smoke detectors

In brief

What works, what to weigh

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Strengths

3 reasons to book
  • Spacious, well-equipped suites — Rooms score 9.2, reflecting quality and amenities like kitchens, balconies, and air conditioning.
  • Attentive service — Service rating of 9.1 suggests a responsive and helpful team.
  • Central location — Within a short walk of Casa Mila and the metro, making it easy to explore Barcelona.
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Worth weighing

3 to weigh
  • Very small property — With only 6 rooms, availability is limited and the atmosphere is intimate rather than full-service.
  • No pets allowed — Guests travelling with animals will need to look elsewhere.
  • Limited dining information — Dining scores 8.9, but no on-site restaurant is specified in the input.

01 — Rooms

Rooms & rates

High season: summer dates usually book out a few weeks ahead.

Four-Bedroom Apartment

  • Shower
  • Coffee machine
  • Heating
  • Balcony

02 — Amenities

Services & amenities

Everything included at this stay — the facilities and essentials, at a glance.

General

  • Wi-Fi
  • Lift
  • Air conditioning
  • Safe deposit box
  • Non-smoking

Kitchen

  • Electric kettle
  • Cookware/ Kitchen utensils
  • Dining table
  • Washing machine
  • Dryer

Room Comfort

  • Sitting area
  • Flat-screen TV
  • Tea and coffee facilities
  • Ironing facilities
  • Free toiletries

Family

  • Cots

03 — Reviews

What guests say

Recent verified reviews from guests who stayed here.

8.8
Great 72 reviews

Guest-rated 8.8/10 from 72 reviews

Booking.com · 8.8 · 72 reviews

04 — Location

Getting around Barcelona

The property sits in Barcelona.

Casa Mila: About a 5-minute walk away, this Gaudí-designed building is a key landmark on the Block of Discord.

Provenca-Diagonal Metro: Roughly a 10-minute walk, providing access to Barcelona's metro network.

Maritime Museum: Located about 10 minutes away by car, this museum is dedicated to maritime history.

Avinguda Diagonal, 438, Barcelona, Catalonia, 08037, Spain

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05 — Good to know

Policies & conditions

Hotel details are shown for reference. Final rate terms are confirmed on the partner’s site at booking.

Check-in
From 16:00-23:59
Check-out
By 11:00
Cancellation
Free cancellation on many rates — terms on booking page
Payment
Pay-at-hotel available on many rates; final terms at booking
Pets
Not allowed
Property
6 rooms

06 — Questions

Frequently asked

What are the check-in and check-out times?

Check-in is from 16:00 to 23:59, and check-out is by 11:00.

Are pets allowed at the hotel?

No, pets are not allowed on the property.

Does the hotel have air conditioning?

Yes, air conditioning is available in the rooms, including the Four-Bedroom Apartment.

Is there a kitchen in the rooms?

Yes, the suites have kitchen facilities including an electric kettle, cookware, and a washing machine.

How far is the nearest metro station?

Provenca-Diagonal metro station is about a 10-minute walk away.

Nearby

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The bottom line

A well-rated, small-scale suites hotel combining apartment-style comfort with a central Barcelona address. Ideal for travellers who value space and kitchen facilities over extensive hotel amenities.

8.8Best for apartment-style stays near the Eixample

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