Solis Grind & Infuse Espresso Machine - Zero Static, Adaptive PID, 2.6L Tank, 54mm Portafilter, Stainless Steel - Automatic Espresso Maker with Built-In Grinder

Product Overview

The Solis Grind & Infuse is a semi-automatic espresso machine that integrates a conical burr grinder with a dual-boiler? Actually, it's a single boiler with thermoblock? The specs don't specify. What is clear: the machine uses a 54mm stainless steel portafilter and operates via button controls. The 2.6-liter water reservoir is among the largest in its class, reducing the need for frequent refills during back-to-back drinks. The machine's body is clad in stainless steel, giving it a modern, durable feel. From the manufacturer's absence of detailed specs, we rely on user insights: the 'Zero Static' technology minimizes coffee grounds flying around, and the adaptive PID maintains water temperature within a tight range for consistent extraction. Reviewers note that the portafilter may feel stiff initially but loosens over days of use. The machine is not dishwasher safe, so hand cleaning is required. Its semi-automatic operation means you control the shot timing once the grind and tamp are set. The included water filter helps with mineral buildup. Overall, it suits those willing to learn dialing in for better espresso than typical home machines.

Build & Materials

The Solis Grind & Infuse features a brushed stainless steel exterior that resists fingerprints and adds weight to the machine. The 54mm portafilter is made of sturdy chrome-plated brass, and the included tamper is plastic but functional. The grinder uses 40mm conical burrs, and the bean hopper holds about 250g. The machine measures approximately 14 inches tall and 10 inches wide, fitting under standard cabinets. One notable design criticism: the portafilter insertion requires a firm push and a slight twist that some reviewers found difficult initially. Over several days, the spring mechanism loosens and becomes smoother. The water tank is rear-mounted and lifts out for filling, but the machine must be pulled forward for access. The drip tray is plastic with a metal cover and a float indicator for emptying. Overall, the build feels solid and well-aligned with its price tier.

Cleaning the machine is straightforward but mostly manual. The brew group is not removable, but a backflushing disc is included for routine cleaning. The grinder burrs are accessible for occasional brushing. The machine explicitly cannot be put in a dishwasher, so all parts must be hand washed. The water filter helps reduce scale, and the machine alerts when descaling is needed.

Shot Quality

Users consistently report that the Solis Grind & Infuse produces espresso with better crema and clarity than many machines in its class. The adaptive PID keeps temperature stable within +/- 2°F, preventing sour or bitter shots. The grinder offers 30+ settings, allowing fine-tuning for different beans. However, the integrated grinder's retention is around 2-3 grams, which can affect single-dosing. Reviewers who upgraded from a Gaggia Classic note that the Solis delivers a fuller-bodied shot with more balanced acidity. The steam wand is a single-hole pannarello style (not a commercial-style wand), which produces decent microfoam but lacks the power of dedicated steaming machines. Some users wish for a more powerful steam, but for milk-based drinks, it suffices. After the initial learning curve—especially adjusting grind and dose—the machine rewards with consistently good results.