Our verdict
The address places it above a district better known for heritage shophouses and hawker tradition than rooftop European cooking, which is precisely what makes the location worth understanding before you book.
Pearl is the En Primeur Club membership app, where members save venues, book tables and use the concierge.

The menu
What to order
- Beef Rib
- Lamb Rib
- Pear Tart
- Rigatoni with Rabbit
Outram as a dining district defies easy categorization. You will find Ann Chin Popiah drawing queues for a preparation that has barely changed in generations, and within a short walk, a growing set of European restaurants competing for the post-work and special-occasion crowd that migrates up from the CBD. OSO sits in that second group, with altitude serving as both a practical and atmospheric differentiator. At the higher end, venues like Béni in Orchard anchor the premium European fine-dining tier with Michelin recognition and reservation lead times to match.
The Outram-Tanjong Pagar stretch has also seen Italian representation grow. Etna Restaurant and full Outram restaurants guide. That context shapes diner expectations before the first course arrives.
Comparisons to Italian venues at similar elevation in other cities are instructive. Across global dining markets, rooftop Italian restaurants occupy a specific niche where the view and the format share roughly equal billing with the food. The stronger versions of this category use the setting deliberately, with menus and pacing calibrated to the longer, slower meal that a panoramic environment invites. Peck Seah Street itself is a short block off the main Tanjong Pagar Road artery, so orientation from the station exit is direct. Lime Restaurant operates in the same general zone, while the district's hawker and heritage options provide pre- or post-dinner contrast if an early or late reservation permits.enprimeurclub.com/restaurants/little-italy-katong-marine-parade-restaurant">Little Italy in Marine Parade or look at how fine-dining European formats position elsewhere, including Le Bernardin in New York City or Atomix in New York City in terms of format ambition, if not always culinary peer group. OSO occupies a middle tier defined more by its physical position and setting than by documented awards or chef credentials in the public record. That is not a criticism: the setting-led tier is a legitimate and in-demand category in a city where dining occasion and environment carry as much weight as the food in the decision to book.
What distinguishes OSO from a comparable Italian restaurant at street level is the same thing that distinguishes any well-executed rooftop concept: the meal extends beyond the plate. That panorama does not make the food better, but it changes the context in which the food is received, which is why occasion diners in this city continue to seek out refined restaurants even when ground-level alternatives in the same cuisine category carry stronger culinary credentials.
For a more complete picture of where Italian dining fits within Outram's restaurant character, and how it compares to the hawker heritage that defines much of the district's food identity, see the broader dining options at restaurants such as Fu He Delights in Rochor or Etna Restaurant and Guccio on format if not necessarily on cuisine credentials. For occasion diners who weight setting and city views alongside the Italian kitchen offer, that physical differentiation is the primary reason to choose OSO over its district competitors.
Frequently asked questions
Where exactly is OSO Ristorante?
OSO Ristorante is located at 100 Peck Seah St, #27-01 Oasia Hotel Downtown, Singapore 079333, Outram.
What makes OSO Ristorante different from other Italian restaurants in Tanjong Pagar?
OSO Ristorante occupies the 27th floor of Oasia Hotel Downtown at 100 Peck Seah Street in Outram, which gives it a vertical position above most standalone Italian restaurants concentrated at street level in the Tanjong Pagar corridor. The hotel setting brings a different operational rhythm compared to independent neighbourhood pasta counters in the same district.
What do people recommend at OSO Ristorante?
OSO Ristorante is an Italian kitchen positioned on the 27th floor of Oasia Hotel Downtown on Peck Seah Street in Outram.
How hard is it to get a table at OSO Ristorante?
OSO Ristorante occupies suite #27-01 inside Oasia Hotel Downtown at 100 Peck Seah Street, a Tanjong Pagar address that draws both hotel guests and the surrounding office crowd. Availability will vary by service and day of week. Contacting the hotel directly is the most reliable route to securing a booking, particularly for weekend dinners or larger groups.
What do critics highlight about OSO Ristorante?
The restaurant's position within Oasia Hotel Downtown in Outram places it in a segment of Singapore's Italian dining scene where hotel-based kitchens are frequently underestimated relative to their standalone counterparts.
Can OSO Ristorante adjust for dietary needs?
Italian kitchens at the hotel-dining tier in Singapore generally handle common requirements including vegetarian and gluten-aware requests, but the scope here is unconfirmed. It is worth raising specific needs directly with the restaurant at Oasia Hotel Downtown before your visit.
Is OSO Ristorante worth the price?
The address inside Oasia Hotel Downtown on Peck Seah Street in Outram positions the restaurant alongside a stretch of Tanjong Pagar that has seen significant dining investment over the past decade. Checking the restaurant's current menu pricing before visiting will help frame expectations against comparable Italian options in the CBD.
The Short List
Comparable venues nearby, for context on price, style, and recognition.
| Venue | Cuisine | Price | Notes |
|---|---|---|---|
| OSO RistoranteThis venue (the venue you are viewing) | Authentic Italian with Tuscan and Piedmontese Accents | $50–100 | Not listed |
| RPM by Dbespoke | Japanese Shochu Speakeasy | Not listed | Outram, Japanese Shochu Speakeasy |
| Etna Restaurant | Sicilian Italian | $30–50 | Outram, Sicilian Italian |
| Lime Restaurant | International Seafood Buffet | $50–100 | Outram, International Seafood Buffet |
| Guccio | Modern Italian Fine Dining | $50–100 | Outram, Modern Italian Fine Dining |
| Ann Chin Popiah | Traditional Handmade Popiah | $1–10 | Outram, Traditional Handmade Popiah |
Continue exploring
More in Singapore
Restaurants in Singapore
All restaurants in Singapore →Bars in Singapore
All bars in Singapore →Details
- Elegant
- Sophisticated
- Romantic
- Intimate
- Date Night
- Special Occasion
- Business Dinner
- Panoramic View
- Hotel Restaurant
- Private Dining
- Extensive Wine List
- Skyline
- A La Carte
- Vegetarian Friendly
- Vegan Options
- Gluten Free Options
Current opening hours
- Monday
- 12–2:30 PM, 6–10:30 PM
- Tuesday
- 12–2:30 PM, 6–10:30 PM
- Wednesday
- 12–2:30 PM, 6–10:30 PM
- Thursday
- 12–2:30 PM, 6–10:30 PM
- Friday
- 12–2:30 PM, 6–10:30 PM
- Saturday
- 6–10:30 PM
- Sunday
- Closed
Hours can change for holidays and private events. Hours as of .
Elegant and inviting with soft lighting, modern elegance blended with classic Italian charm, and dramatic panoramic city views.














