Book Direct Benefits

More information

Member Discount

15% Member Discount

Best Rate Guarantee

Best Rate Guarantee

Early Check-in or Late Check-out

Early Check-in or Late Check-out

15% off Dining, Drinks & Spa

15% off Dining, Drinks & Spa

Book Direct Benefits

Book direct for the lowest rates, special discounts and other exclusive privileges

When booking directly on the Centara website you will always receive our best price guarantee and many other benefits:

  • Best Rate Guarantee - find a better price elsewhere and we’ll match it and give you an additional
  • 15% off food and drinks during your stay
  • Your choice of early check-in or late check-out, subject to availability at check-in
  • 15% off our best public rates when you sign in or sign up to CentaraThe1
Add on more benefits with CentaraThe1

Become a CentaraThe1 loyalty member and save more with our lowest members-only rates. Sign up for free and start earning points to redeem for complimentary nights, room upgrades, shopping vouchers and more!

Join now
Best Rate Guaranteed

Become a CentaraThe1 loyalty member and save more with our lowest members-only rates. Sign up for free and start earning points to redeem for complimentary nights, room upgrades, shopping vouchers and more!

Learn more

LIVE THE COSI LIFE AT

COSI WOWs

Because it’s all about you!
COSI: Because it's all about you

The Social Hub is a vibrant hangout spot. A place to connect with friends while sharing a drink. It connects to Café 247, a 24/7 pit stop for hungry guests where you can redeem your free daily food & drink credits.

Online Check In
Stay Connected at COSI Hotels
Online Check In

Running late? Don't worry - enjoy a hassle-free experience with the online mobile check-in! Simply check-in using the QR code sent to your email before you arrive.

Free Food Credits
Free Food Credits
Free Food Credits

Redeem your daily 24-hour food and drink credits for anything at our café, ranging from modern Thai classics to western favourites and coffee to beer!

COSI Crew Insider Guide
COSI crew insider guide
COSI Crew Insider Guide

Did we say that the COSI Crew is waiting for you there? This alone makes the Hub the best place for insider tips and information on all things at the destination.

Friends with Benefits
COSI premium advantage during your trip
Friends with Benefits

We’ve hustled hard to partner with the best. Just flash your COSI key Card at any of our favourite local hangouts and enjoy the perks that come from being a part of the COSI family!

Fun & Freedom
COSI Fun & Freedom
Fun & Freedom

COSI is your 24-hour haven for your lifestyle and travel desires. We pair sleeps with fun experiences that are off the beaten track and full flexibility to do what you want whenever.

Explore COSI OFFERS

See all offers
Celebrate Your Golden Moment with Centara Hotels & Resorts
A world of adventures awaits this holiday, with CentaraThe1 member savings increased to 25% on selected stays across Thailand, Japan, the Maldives and beyond.Escape to sun-drenched beaches, feel the energy of vibrant ...
Group Offer
המקום להיות בו
בין אם אתם חולמים על חופשה שטופת-שמש מול הים או חופשה אורבנית בעיר שאינה עוצרת לרגע, Centara היא המקום להיות בו. התחילו כל יום עם ארוחת בוקר מפנקת והמשיכו למגוון חוויות נוספות הכוללות מבחר פעילויות קולינריות, פעילויות ...
Group Offer
Linger for Longer
עם מבצע Linger for Longer הבלעדי שלנו תוכלו ליהנות מחוויות בלתי נשכחות וחיסכון בלתי רגיל. הזמינו שהות ארוכה במלונות ובאתרי הנופש שלנו במגוון יעדים קסומים בתאילנד, יפן, לאוס, האיים המלדיביים, וייטנאם, עומאן, קטאר, איחוד ...
Group Offer

Your COSI Space

COSI Room
Room Size
18 sqm
Max Adults
2
Max Child
0
A comfortable space with fast, free Wi-Fi, a Smart TV, handy USB ports. Here, you can start your day with a power shower. With our 360° rotating LED lamps ...
COSI Plus
Room Size
21 sqm
Max Adults
2
Max Child
0
Enjoy the extra space that’s lit with 360° rotating LED lamps. Invite your pals to crash on the sofa bed. Stay well-connected with super-fast Wi-Fi ...
View All Rooms

COSI ESSENTIALS

SOCIAL HUB & DIGITAL PLAYSPACE
The Social Hub is the perfect spot to hang out, catch the game, watch a film, and share a drink or two with friends. The lively space connects directly to Café 247, your go-to 24/7 pit stop when hunger strikes - redeem your food and drink credits here. It is also where the COSI Crew chills out and ...
ROOFTOP POOL
The rooftop pool at COSI Samui Chaweng Beach is perfect for guilt-free, lazy moments. It features a cool, see-through side perfect for snapping envy-inducing Instagram shots. Make a splash, sunbathe, and unwind to a whole new level by our hotel’s rooftop pool near Chaweng Beach.
CAFÉ 247
Digital playspace-turned-café, Café 247 is where you can mingle with others, grab a bite, or enjoy a refreshing sip. Café 247 has got you covered with plentiful snacks, refreshments, and fun! The best part? You can redeem your daily 24-hour food and drink credits for anything you fancy, whether it ...
COSI ROOM
These are our high-tech, no-nonsense rooms. Designed with minimalist flair, these bright, well-laid-out rooms feature everything you need - from Wi-Fi to 360° rotating LED lamps, an electric safe, and even a retro fridge for stocking your favourite drinks. With a smart TV and smartphone integration ...
LAUNDROMAT
You’ll never run out of clean clothes when you’re at COSI. With our self-service laundromat open 24/7, you can wash your essentials at your convenience.

IT'S PARTY TIME

Throwing an event or get-together?
We’ve got some cool spaces for you.
COSI PLAY
Building A: Floor 3
COSI PLAY
Building A: Floor 3

Rental Price

or minimum spend

4 Hours: 5,000 THB

8 Hours: 8,000 THB

Facilities

Banquet Equipment Rental

Café 247 Treats

Highlights

Max 32 People

Area 6 x 11 m.

Seating Sofa Lounges

BOOK NOW

ROOFTOP POOL
Building B: Floor 4
ROOFTOP POOL
Building B: Floor 4

Rental Price

or minimum spend

4 Hours: 15,000 THB

Facilities

Marquee Rental

Banquet Equipment Rental

Café 247 Treats

Outdoor Speakers

Highlights

Max 16 People

Area 13.6 x 4.6 x 3.3 m.

Seating Bean Bags & Bean Beds

BOOK NOW

THE COSI HANG
Outside COSI Entrance
THE COSI HANG
Outside COSI Entrance

Rental Price

or minimum spend

4 Hours: 10,000 THB

8 Hours: 20,000 THB

Facilities

Marquee Rental

Banquet Equipment Rental

Café 247 Treats

Outdoor Speakers

Portable Projector

Highlights

Max 32 People

Area 9.2 x 10.5 m.

Seating Bean Bags

BOOK NOW

SPECIAL DAY = SPECIAL GIFTS
Some Bonuses when you Rent a COSI Space
SPECIAL DAY = SPECIAL GIFTS
Some Bonuses when you Rent a COSI Space

Birthday Parties

5 Pounds of Free Cake

Meetings & Team Building

10 free sets of 3-piece cookies and free-flow coffee

Bachelor/Bachelorette Party, Lunch/Dinner Party

3 Free Bottles of Sangsom Whisky

BOOK NOW

CAFÉ 247 TREATS
Get an idea of our Menu!
CAFÉ 247 TREATS
Get an idea of our Menu!

Croissants

Chocolate, Almond, Butter

65-75 THB

Ciabatta & Pies

Ham & Egg, Steak, Greek Spinach

65-75 THB

Sweet Muffins

Apple, Banana, Chocolate

55 THB

Drinks

Coke, Schweppes, Orange Juice, Chang

20-55 THB

BOOK NOW

COSI GARDEN
Outside Building C
COSI GARDEN
Outside Building C

Rental Price

or minimum spend

4 Hours: 8,000 THB

8 Hours: 15,000 THB

Facilities

Marquee Rental

Banquet Equipment Rental

Café 247 Treats

Highlights

Max 20 People

Area 9.5 x 18.7 m.

Seating Cement Blocks

BOOK NOW

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Gallery

Be Inspired By Centara Journal

Filter
Filter
Experience luxury and style at Centara Reserve Samui with this guide to 5 essential items to bring with you. From the best pair of stylish shades to protect your eyes from the sun, to swimwear, books and accessories. Whether you're lounging by the pool, dining at the resort's chic beachfront restaurant, or exploring the island, these items will help you look and feel your best while you're living it up in Samui.
Samui

5 Essential Style Items to Bring with You to Samui’s Centara Reserve

5 Essential Style Items to Bring with You to Samui’s Centara Reserve When it comes to iconic vacation destinations, few places can match the allure of Samui, Thailand. This dreamy island paradise offers the perfect blend of isolation and luxury, making it the perfect destination for anyone looking ...

FRIENDS WITH BENEFITS

Our COSI Crew knows Samui inside and out. Talk to us and we’ll let you know our favourite spots.

  • Food & Drinks
  • Lifestyle
  • Thrills
10% Discount

Khao Hom Restaurant

10% Discount

Khao Hom Restaurant

A trip to Samui is not complete without a visit to Khao Hom.

15% Discount

Sips Happy Café

15% Discount

Sips Happy Café

A warm yellow toned cafe located in the heart of Chaweng Beach, offering a relaxed island morning atmosphere.

Discount 10%

4Monkeys Coffee & Bar – New Gen

Discount 10%

4Monkeys Coffee & Bar – New Gen

A relaxed beachfront cafe and bar located in the Bang Por area, known for its laid back atmosphere and beautiful sunset views.

THB 50 Discount

Nail it Tokyo

THB 50 Discount

Nail it Tokyo

Nail it Tokyo is a popular Japanese nail salon conveniently located at Central Samui, just a short distance from the hotel.

15% Discount

Samui Paddle Sports

15% Discount

Samui Paddle Sports

Enjoy sunset views and a unique nighttime experience with LED lights beneath the board as you glide along the beautiful coastline of Koh Samui.

Special price THB 1,990 from THB 3,500

The Seahorse Ferry

Special price THB 1,990 from THB 3,500

The Seahorse Ferry

Travel from Bangkok to Koh Samui with full onboard facilities including restaurants, a café, and a kids’ zone, offering an exciting experience from the very start of the journey.

Our Guests’ Experience

  • Patrick T wrote a review Oct 2026
    . 0 contributions
    Stay at Cosi Hotel
    Very good experience! Especially the staff members are lovely (Titi & Honey & Mook)
    Read more
    Date of stay : October 2026
  • Trip48777613791 wrote a review Oct 2026
    . 0 contributions
    Staff hospitality
    Mook and pam are the best staffs i had ever seen in Thailand 😍🇹🇭✌🏻
    Read more
    Date of stay : October 2026
  • Mohamed A wrote a review Oct 2026
    . 0 contributions
    Great
    Great service , wonderful crew especially staff Honey , very accommodating and helpful
    Read more
    Date of stay : October 2026
  • Steiv27 wrote a review Oct 2026
    . 0 contributions
    The best value and location for about 1000thb in chaweng
    Room is very comfrtable have lots of space. There is nice atmosphere good vibe music and comfy to eat at the lobby .. Your get good value for paying . They have vouchers for bakery and coffe its...
    Read more
    Date of stay : October 2026
  • Michel V wrote a review Oct 2026
    . 0 contributions
    Enjoyed
    Titi and ter at the desk are really friendly! Good coffee, good vibes
    Read more
    Date of stay : October 2026

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