Nuova Simonelli Oscar II Pour-Over Espresso Machine - Red | Semi-Automatic, Heat Exchange Boiler, PID Temperature Control, Commercial-Grade Steam Wand

Product Overview

The Oscar II’s construction emphasizes durability with extensive use of stainless steel, giving it a weight of 52 pounds and a robust feel. Its dimensions (20.5 inches deep, 16 inches wide, 22 inches tall) require a dedicated counter space but are still compact for a machine of its capability. The machine offers two water supply options: a 2-liter internal reservoir for convenience or a direct water line connection for continuous use in commercial settings. The 600-watt heating element powers both the brew boiler and steam boiler, though it may take a few minutes to reach optimal temperature. The interface is straightforward with buttons for brewing and steaming, plus a manual operation mode that puts the user in control of shot timing. A cup warmer on top keeps espresso cups preheated. Included with the machine is a single filter basket; additional baskets may be purchased separately. Maintenance includes regular backflushing and replacing brew head gaskets approximately every six months with daily use, as noted by owners. The machine is not compatible with smart home systems and uses reusable filters. Its manual nature means users need a quality grinder to achieve best results. Despite the learning curve, the Oscar II is praised for its steaming capability, easily producing microfoam for lattes and cappuccinos, even with alternative milks like almond and oat. For small businesses, it can handle back-to-back drinks—one reviewer pumped out over 100 drinks at an event without issue. However, some users have reported difficulty achieving proper temperature and crema, which may require added equipment like a PID controller. Overall, the Oscar II is a versatile workhorse for those willing to invest time in mastering its operation.

Build & Materials

The Oscar II is built with a heavy-gauge stainless steel chassis, giving it a solid, commercial feel. The exterior panels are brushed stainless, resistant to fingerprints and easy to clean. The machine’s compact footprint (16 inches wide) belies its weight—52 pounds—which helps keep it stable during brewing and steaming. The top surface serves as a cup warmer, heated by residual boiler warmth. The water reservoir is removable and sits behind a panel, with a clear window for level checking. The steam wand is a traditional commercial-style two-hole tip, articulating for easy positioning. The drip tray is chrome-plated and lifts out for cleaning. Overall, the build quality exceeds typical home machines, though some plastic components like the reservoir cap are present.

Maintenance is straightforward: the brew head gasket can be replaced periodically, and the machine should be backflushed regularly with a cleaning detergent. The manufacturer recommends changing the gasket every six months with daily use, a simple task that doesn't require special tools. The water reservoir can be filled from the front, and the direct plumb option is controlled via a solenoid valve. No specific descaling cycle is mentioned, but regular backflushing helps prevent scale buildup.

Shot Quality

Shot quality on the Oscar II varies based on user experience and setup. Many owners report consistent, well-extracted shots with good crema once dialed in. The temperature-compensated group helps maintain stable brewing temperatures, which is critical for espresso. However, some users have found the machine does not heat water hot enough for optimal extraction, leading to sour or weak shots. One reviewer noted they needed to add a PID controller to improve temperature stability, while others are satisfied with the factory settings. The steam performance is widely praised, with the wand producing powerful, dry steam that can texture milk quickly, even for back-to-back drinks.

The machine’s pressure gauge is not included (though some versions may have one? Not specified), so users must rely on flow rate and taste. With a good grinder, the Oscar II can produce café-quality shots. The 600-watt heating element is relatively low for a dual-boiler machine, meaning recovery time between shots and steaming may be slower than larger commercial machines. For home use, this is generally acceptable. The steaming system is derived from professional models, and it shows: even with plant-based milks, users achieved excellent microfoam. Overall, for those willing to learn, the shot quality is very good, but consistency may require additional investment in temperature management.