De'Longhi - La Specialista Maestro vs Jura - Z10 Aluminium Dark Inox

These two are nearly even on the Mars Score (90.9 vs 90.1). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.

Pick the La Specialista Maestro if you care most about pressure. The biggest gaps in its favor are pressure. The single most decisive one: Pressure — 26.67% more. 19 bar vs 15 bar.

Pick the Z10 Aluminium Dark Inox if you care most about warm-up / type. Its strongest claims are warm-up, type. The single most decisive one: Warm-up — 5.00 s less. 35 vs 40.

Both ship with comparable milk frother, built-in grinder, so those specs do not separate the two — focus on the differences below.

Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.