Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | De'Longhi - Rivelia | Keurig - K-Supreme Plus SMART |
|---|---|---|
| Milk frother | true | false |
| Built-in grinder | true | false |
| Type | Super-automatic | Pod / Capsule |
| Pressure | 19 bar | 0 bar |
Between the Rivelia and K-Supreme Plus SMART, the Rivelia comes out ahead in milk frother / built-in grinder, while the K-Supreme Plus SMART wins on type. Overall, the Rivelia scores 81.7 and the K-Supreme Plus SMART scores 55.3 on our Mars Score.
Which should you buy?
The Rivelia is the clear pick on raw spec strength, leading by 26.4 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 Rivelia 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 type. Its strongest claims are type. The single most decisive one: Type: Pod / Capsule (vs Super-automatic).
Both ship with comparable warm-up, so those specs do not separate the two — focus on the differences below.
Bottom line: the Rivelia 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 - Rivelia or Keurig - K-Supreme Plus SMART?
De'Longhi - Rivelia leads the current Mars Score by 26.4 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 - Rivelia if…
De'Longhi - Rivelia 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 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 - Rivelia wins
- ▲Has Milk frother.
- ▲Has Built-in grinder.
- ▲Pressure: 19 bar vs 0 bar.
Why Keurig - K-Supreme Plus SMART wins
- ▲Type: Pod / Capsule (vs Super-automatic).
Spec comparison
Brewing
| Spec | De'Longhi - Rivelia | Keurig - K-Supreme Plus SMART |
|---|---|---|
| Type | Super-automatic | Pod / Capsulelead |
| Pressure | 19 barlead | 0 bar |
| Milk frother | truelead | false |
| Built-in grinder | truelead | false |
Capacity & Power
| Spec | De'Longhi - Rivelia | Keurig - K-Supreme Plus SMART |
|---|---|---|
| Water tank | 1.4 L | 2.25 Llead |
| Wattage | 1450 W | 1500 Wlead |
| Warm-up | 30 s | 30 s |