De'Longhi - La Specialista Maestro vs Keurig - K-Supreme Plus SMART
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | De'Longhi - La Specialista Maestro | Keurig - K-Supreme Plus SMART |
|---|---|---|
| Warm-up | 40 s | 30 s |
| Milk frother | true | false |
| Built-in grinder | true | false |
| Type | Semi-automatic espresso | Pod / Capsule |
| Pressure | 19 bar | 0 bar |
Between the La Specialista Maestro and K-Supreme Plus SMART, the La Specialista Maestro comes out ahead in milk frother / built-in grinder, while the K-Supreme Plus SMART wins on warm-up / type. Overall, the La Specialista Maestro scores 90.9 and the K-Supreme Plus SMART scores 55.3 on our Mars Score.
Which should you buy?
The La Specialista Maestro is the clear pick on raw spec strength, leading by 35.6 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the La Specialista Maestro if you care most about milk frother / built-in grinder. The biggest gaps in its favor are milk frother, built-in grinder, pressure. The single most decisive one: Has Milk frother.
Pick the K-Supreme Plus SMART if you care most about warm-up / type. Its strongest claims are warm-up, type. The single most decisive one: Warm-up — 10.00 s less. 30 vs 40.
There are no meaningful ties on the headline specs — every popular-comparison metric has a winner.
Bottom line: the La Specialista Maestro is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: De'Longhi - La Specialista Maestro or Keurig - K-Supreme Plus SMART?
De'Longhi - La Specialista Maestro leads the current Mars Score by 35.6 points.The more useful decision is the trade-off behind that result: compare type, milk frother, built-in grinder against the way you will actually use the product.
Choose De'Longhi - La Specialista Maestro if…
De'Longhi - La Specialista Maestro has the measurable edge on has milk frother, has grinder, pressure bar.
Choose Keurig - K-Supreme Plus SMART if…
Keurig - K-Supreme Plus SMART has the measurable edge on warm up seconds, type.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why De'Longhi - La Specialista Maestro wins
- ▲Has Milk frother.
- ▲Has Built-in grinder.
- ▲Pressure: 19 bar vs 0 bar.
Why Keurig - K-Supreme Plus SMART wins
- ▲Warm-up — 10.00 s less. 30 vs 40.
- ▲Type: Pod / Capsule (vs Semi-automatic espresso).
Spec comparison
Brewing
| Spec | De'Longhi - La Specialista Maestro | Keurig - K-Supreme Plus SMART |
|---|---|---|
| Type | Semi-automatic espresso | Pod / Capsulelead |
| Pressure | 19 barlead | 0 bar |
| Milk frother | truelead | false |
| Built-in grinder | truelead | false |
Capacity & Power
| Spec | De'Longhi - La Specialista Maestro | Keurig - K-Supreme Plus SMART |
|---|---|---|
| Water tank | 2.5 Llead | 2.25 L |
| Wattage | 1450 W | 1500 Wlead |
| Warm-up | 40 s | 30 slead |