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Ninja 12-Cup Programmable CE251 review

Twelve cups with two brew strengths, a small-batch setting, a removable 60-ounce reservoir and a one-touch descale cycle.

Where we land on it Four hours of adjustable warming, a descale button, a small-batch setting and a 60-ounce reservoir you carry to the tap. It publishes more usable detail than anything else on this shelf.

What the maker puts in writing

  • 12-cup glass carafe · 60 oz removable reservoir
  • 2 brew styles: Classic and Rich
  • Small batch function for 1–4 cups
  • Adjustable warming plate, up to 4 hours
  • Clean setting for descaling · 24-hour delay brew

Nine published features, which leads this shelf

Set the eight listings side by side and this one has the most in it: a reservoir figure, a warming ceiling, a small-batch mode, a descale cycle, two strengths and a permanent filter in the box.

None of it is a performance measurement — no wattage, no brew temperature, no time. But on a drip machine the features are most of what you live with.

The reservoir comes off, which sounds small and is not

Six machines here want the carafe carried to the tap, filled, and poured into the back of the machine. This one and the Mr. Coffee 12-cup give you a reservoir instead, and this is the only one that says it comes out.

Availability

Read on the day this page was built: $70 at the American Amazon shop.

Read from Keepa on the day this page was last revised; stock and price both move without notice.

What it gets right, and wrong

Strengths

  • The only machine on this shelf with a descaling cycle on a button, which is the maintenance job most drip machines leave entirely to you
  • Four hours of warming, the longest published on this shelf, and it is adjustable
  • A removable 60-ounce reservoir that goes to the tap, rather than a carafe you fill and pour back in

Compromises

  • No wattage published, like at least six of the twelve machines here
  • A glass carafe on a plate, so four hours of warming is four hours of cooking unless the plate is turned down
  • Two brew styles against a single strength button elsewhere — a difference in wording more than in control

Where this one stands among its neighbors

At $70, it is the 7 cheapest of the 11 models in this category published here.

  • Least costly of the neighbors$27
  • Median$63
  • Most costly of the neighbors$490

Specifications

Capacity12-cup glass carafe
Brew styles2: Classic and Rich
Small batchDedicated 1–4 cup function
Water reservoir60 oz, removable
Warming plateAdjustable, keeps coffee up to 4 hours
Programming24-hour delay brew
MaintenanceClean setting for descaling at the touch of a button
In the boxPermanent filter, integrated scoop, removable reservoir
PowerNot stated by the maker
Amazon referenceB07S98411N
EAN0622356559225

What people want to know

What does the clean setting do?

It runs a descaling cycle on a button press. On this shelf, seven other machines say nothing about descaling at all — one asks you to use pure water and descale regularly without saying how. Scale is what kills drip machines, so a built-in cycle is a real feature rather than a listed one.

Is the small batch function different from brewing less?

Yes, by the listing: it is there so a 1-to-4-cup brew is not diluted. Only one other machine on this shelf — the Cuisinart, with its 1–4 cup setting — offers anything equivalent.

Four hours of warming: good or bad?

Both, and that is why adjustable matters. Coffee left on a plate degrades; the published four hours is a ceiling rather than a recommendation. The only machine here that avoids the problem entirely is the one with a vacuum thermal carafe and no plate.

Compared with the neighboring coffee machines

These coffee machines share the category and the price bracket. Only what each one states is shown; an incomplete column would mislead.

Model Price CapacityProgrammingPower
Ninja 12-Cup Programmable CE251 $70 12-cup glass carafe24-hour delay brewNot stated by the maker
BLACK+DECKER 12-Cup Thermal CM2046S $63 12 cups24-hour auto brew; heating stops automatically after brewingNot stated by the maker
Mr. Coffee 5-Cup Programmable $48 25 oz, stated as up to two standard 12 oz cupsBrew Later, set ahead of timeNot stated by the maker
KRUPS Simply Brew 10-Cup $40 10 cups, 1.5 L / 51 ozNot stated by the maker — on/off button900 W

The difference between the models, in coffee machines

  • If price decides: KRUPS Simply Brew 10-Cup, at $40.

Today’s price and availability, for coffee machines

Details checked on October 30, 2026.

This one and its buyer, among coffee machines

A household brewing a full pot most days and a single cup at weekends, in hard water

What buyers actually choose

Amazon reports what buyers took in the month before this page was last checked: at least 10,000.

The figure is a floor, rounded by Amazon, and read through Keepa — it says what buyers picked, not what a maker claims.

Sources

Specifications: the manufacturer sheet for coffee equipment and the matching Amazon product page. Prices and availability: Keepa. Every figure on this page names its source.

The way we judge these coffee machines