
Keurig
Keurig K-Supreme Plus SMART Review
A Wi-Fi-connected single-serve machine built for busy, multi-person households wanting app-scheduled brews over extraction precision.
Updated
A single-serve bean-to-cup drip maker that grinds fresh for every cup with one-button convenience, though it doesn't produce true espresso pressure.
Typical price
$279–$349
Approximate; varies by seller
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De'Longhi TrueBrew Single-Serve Coffee Maker (CAM51025MB) at a GlanceRecommended
Delivers fresh-ground single cups with one button; single-serve only and fixed grind are the trade-offs.
Single-Serve Bean-to-Cup Drip Coffee Maker
Why it stands out
Watch out for
✓ Best for
Buyers who want fresh-ground beans without owning a separate grinder
✕ Skip if
Buyers who require real espresso
The TrueBrew (CAM51025MB) is a single-serve bean-to-cup drip machine: it grinds whole beans with a conical burr set and brews one cup at a time, from 8 to 24 oz, in five styles.
The short answer: it suits coffee lovers who want whole-bean freshness without a separate grinder, provided one-cup-at-a-time brewing and no manual grind control are acceptable.
Check where you fit before you look at the trade-offs below.
A strong match
Consider something else
What earns the rating, and what you give up to get it.
5 reasons it works
5 trade-offs to weigh
What happens between the button press and the cup
When you choose a brew style and size, the TrueBrew grinds a dose of beans in its conical burr set, drops the grounds into the brew chamber and runs hot water through them. It is a drip-style brew, not a pressure brew, which is why it produces coffee rather than espresso.
Conical burrs crush beans between a cone and a ring, giving a much more even particle size than a blade. Even particles extract at a similar rate, so the cup tastes cleaner, without the bitter-and-sour mix that uneven grinds cause. Our burr vs blade grinder guide covers the difference.
The flip side of automation is that grind size is set for you. You cannot fine-tune it for a particular roast the way you can with a standalone grinder.
What it means for you: fresh-ground coffee with almost no effort, best for people who value simplicity over dialing in. Because water passes through a heater daily, scale builds up over time; the coffee machine descaling guide keeps it brewing hot.

Noise, clogging and scale are the usual ownership issues, with easy mitigations.
Three machines that answer the same fresh-ground question differently
Verdict: the TrueBrew is the right buy for one or two people who want fresh-ground coffee one cup at a time without a separate grinder. If you brew for a family, the Breville is the better machine; if you only want speed, a pod brewer costs less.

Before you decide
Bean-to-cup coffee makers promise convenience — fresh-ground beans without separate equipment. Many fall short on basic quality metrics: inconsistent grinders producing sour-and-bitter extraction simultaneously, limited brew customization that forces every drinker to the same strength, or cheap burrs that degrade within a year.
The TrueBrew succeeds by prioritizing fundamentals:
The trade-offs are real:
For households that want fresh-ground coffee with drip-machine convenience, these trade-offs are reasonable at its usual street price of around $299 — without the hassle of owning two separate machines.
Durability, upkeep and running costs once the novelty wears off.
The stainless steel and BPA-free plastic construction is solid for the price, and the brushed exterior resists fingerprints.
The conical burrs are a wear part that eventually dulls with heavy use. Fewer moving parts than a super-automatic espresso machine generally means less to go wrong.
Main maintenance points: regular descaling depending on water hardness (the machine alerts you), occasional cleaning of the bean hopper seal to prevent stale-coffee taste, and periodic deep cleaning of the brew basket to prevent coffee-oil buildup.
Keeping the burrs and chute clean, and avoiding very oily beans, protects the grinder.
Water reservoirs, drip trays, brew units and other common parts are available through De'Longhi and major retailers.
Check availability for your model before buying.
Annual cost runs roughly $20–$30 for descaling solution, cleaning tablets, and occasional brew-basket replacement.
Five-year total is roughly $100–$175 including periodic deep-cleaning supplies. This is significantly lower than super-automatic espresso machines ($200–$400 annual maintenance) or separate grinder-plus-brewer setups requiring dual maintenance schedules.
Warranty terms vary by country (De'Longhi Canada lists 3 years with product registration); check the US terms at purchase and keep your proof of purchase.
Bean-to-cup drip machines hold modest resale value; well-maintained units with original packaging sell more easily.
Buy it to use rather than to resell.

This review is based on De'Longhi's published specifications and our editorial assessment; De'Longhi did not review or approve it.
Quick specs
How it scored
Our rating, who it fits, and what it costs.
De'Longhi TrueBrew Single-Serve Coffee Maker (CAM51025MB)Recommended
4.3 / 5 — Is it worth buying?
The TrueBrew is built around sensible bean-to-cup choices. The conical burr grinder grinds far more evenly than the blades in cheaper combo machines.
Best for
Skip if
Score breakdown
Ready to decide?
Our verdict: 4.3/5, recommended. Independent reviews; commissions never change a rating.
See how the De'Longhi TrueBrew Single-Serve Coffee Maker (CAM51025MB) compares with the other picks in each roundup.
Closest alternatives in price and purpose, each reviewed the same way.

Keurig
A Wi-Fi-connected single-serve machine built for busy, multi-person households wanting app-scheduled brews over extraction precision.

Keurig
A capable single-serve pod machine with five brew sizes and a dedicated iced-coffee mode, though pod extraction has limits.

Hamilton Beach
Pods, single cups of grounds or a 12-cup pot from one machine, with a cooler-than-ideal cup.
Put it into practice with a free calculator built for what you just read.
Quick answers before you buy.
No. Despite the espresso-style setting name, this machine brews drip coffee, not real espresso. Real espresso requires 9 bars of pressure forcing water through finely-ground coffee.
The TrueBrew uses standard gravity-fed drip brewing. The espresso-style setting produces a 3 oz concentrated drip coffee — strong and bold, useful for Americano-style drinks, but without crema or true espresso character.
The mode name is misleading and would be more accurately called "Extra Bold."
It uses conical burrs, so grounds are far more even than from the blade grinders in cheaper grind-and-brew machines.
What you give up is control: grind size is set by the machine, so you cannot dial it in for a particular roast the way you can with a standalone burr grinder such as a Baratza Encore.
If you like to tinker, a separate grinder plus a drip brewer is the better route.
Yes — De'Longhi retailers list a bypass doser for pre-ground coffee, so the grinder can be skipped. Use 1–2 tablespoons per cup depending on preferred strength.
However, this approach defeats the machine's primary advantage: fresh-ground beans immediately before brewing. Ground coffee starts losing volatile aromatics soon after grinding.
If pre-ground coffee is the primary use case, a standard drip machine without a grinder at $100–150 less represents better value — the built-in grinder is the TrueBrew's core differentiator.
They target different needs. The Breville Grind Control brews either a single cup or a full pot into its thermal carafe, with 8 strength settings and 6 grind settings.
The TrueBrew is single-serve only but adds an Over Ice mode and a simpler interface. Both use conical burr grinders.
The Breville lists at about $400; the TrueBrew usually sells near $299. Choose the Breville if you need a pot, the TrueBrew if you brew one cup at a time.
Yes, the burr grinder is noticeable on quiet mornings, as most built-in grinders are.
If you use the timer, avoid placing the machine near a bedroom wall, and a rubber mat under the base reduces vibration.
Descale regularly depending on water hardness; the machine alerts you when it's due.
The brew basket also benefits from a periodic deep clean to prevent coffee-oil buildup, and the bean hopper seal occasionally needs cleaning to avoid a stale taste.
Yes, if you want fresh-ground coffee every morning without buying or operating a separate grinder.
Its conical burr grinder and distinct brew styles, including a genuinely useful Over Ice mode, make it a solid value for bean-to-cup automation.
Skip it if you need a full pot at once, want manual grind control or expect real espresso.
For a quieter, pricier bean-to-cup machine, see the Miele CM 5310 Silence.
The closest rivals are the Breville Grind Control and the Cuisinart Grind & Brew.
If you want a thermal carafe, see our best programmable coffee makers guide.
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