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Subminimal Dosing Cup Scale review

A dosing cup with a scale built in, in food-safe Tritan, splash resistant to IPX-4 and charged over USB-C.

Where we land on it A dosing cup that weighs, in Tritan with an invisible display and USB-C — and the only scale on this shelf that publishes neither a precision nor a capacity. At the top of the shelf by price, that is a remarkable omission.

What the maker puts in writing

  • Dosing cup with integrated scale
  • 400 mAh battery, USB-C rechargeable
  • IPX-4 splash resistant
  • Tritan body, food safe, hot or cold
  • Hidden LED display, capacitive touch

The two numbers that are missing

A scale is defined by how finely it reads and how much it will take. This listing gives neither.

Seven other products on this shelf publish 0.1 g (0.004 oz). Six publish a capacity. The cheapest of them costs under a third of this, and tells you both.

What it is good at instead

It is a cup. Grind into it, weigh in it, tip it into the portafilter, rinse it. That is a real workflow and nothing else here does it.

Just be clear about the trade: you are buying the form, and the specification sheet is somewhere else on this shelf.

Availability

Read on the day this page was built: $50 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 product on this shelf that is a dosing cup and a scale at once, which removes a transfer step from grinding
  • An IPX-4 rating, the only ingress figure published anywhere on this shelf
  • Tritan rather than glass or ABS, stated as safe for hot espresso and cold brew alike

Compromises

  • Publishes no weighing precision and no maximum capacity — the two numbers that define a scale — at the highest price here
  • No timer at all, where six scales on this shelf have one
  • A dosing cup is not a platform: it will not sit under a drip tray and weigh a shot

Where this one stands among its neighbors

At $50, it is the 7 cheapest of the 7 models in this category published here.

  • Least costly of the neighbors$16
  • Median$21
  • Most costly of the neighbors$50

Specifications

TypeDosing cup with integrated scale
PrecisionNot stated by the maker
CapacityNot stated by the maker
TimerNone
Battery400 mAh, USB-C rechargeable
Water resistanceIPX-4 splash resistant
MaterialTritan, food safe, for hot or cold, wet or dry
DisplayHidden LED, capacitive touch on/off
Shut-offAutomatic
Amazon referenceB0DGLWFX7Q
EAN8881300271732

What people want to know

How precise is it?

The listing does not say, and neither does it give a maximum capacity. At least seven of the twelve scales on this shelf publish 0.1 g (0.004 oz), and six publish a capacity between 750 and 3,000 grams. This one publishes a battery size and a plastic grade instead.

Can I weigh a shot with it?

Not in any usual way: it is a cup, not a flat platform, so it does not go under a portafilter on a drip tray. Five scales on this shelf publish their dimensions precisely because fitting under a machine is the question.

What is it actually for?

Weighing a dose of beans in the vessel you then tip into the grinder, and weighing the grounds that come back. It removes a bowl from the bench. On this shelf nothing else does that job — and nothing else leaves out the precision either.

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 PrecisionCapacity
Subminimal Dosing Cup Scale $50 Not stated by the makerNot stated by the maker
Greater Goods Coffee Scale 0460 $30 0.1 g (0.004 oz), with a rapid refresh rateNot stated by the maker
RENPHO Coffee Scale R-MSK02 $25 0.1 g (0.004 oz) division3 kg (6.6 lb)
ERAVSOW Coffee Scale K112 $21 0.1 g (0.004 oz) / 0.01 oz0.3 g (0.01 oz) to 2,000 g (70.5 oz)

The difference between the models, in coffee machines

  • If price decides: ERAVSOW Coffee Scale K112, at $21.

Today’s price and availability, for coffee machines

Details checked on October 30, 2026.

This one and its buyer, among coffee machines

Weighing beans into the grinder and pouring them out, where the cup is the point and the figures are not

What buyers actually choose

Amazon reports what buyers took in the month before this page was last checked: at least 1,000.

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