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OutIn Nano Portable Electric Espresso Machine
OutIn Nano Portable Electric Espresso Machine
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Kitchen & FoodFeatured in Vol. 07

OutIn Nano Portable Electric Espresso Machine

$119.99

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The OutIn Nano is a 670 g rechargeable portable electric espresso machine that accepts ground coffee and coffee capsules. It uses a 20-bar pump, heats cold water in about 200 seconds, and can reach up to 198°F. A very specific answer to civilization’s least urgent emergency: coffee away from a countertop.

Prices correct as of: 20/08/2026 11:58

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At a glance

One-line verdict

This portable electric espresso machine brings grounds or NS capsules to the car, campsite, or desk, provided you can tolerate a roughly 200-second wait when starting with cold water.

Best for

Travelers, campers, RV regulars, and office coffee schemers who want a rechargeable machine that accepts both ground coffee and capsules.

Skip it if

Skip it if 670 g is too much extra weight for your bag or you expect unlimited cold-water brews far from charging.

The full picture

Countertop espresso machines have traditionally made one demand before serving coffee: please remain near a countertop. The OutIn Nano Portable Electric Espresso Machine declines that arrangement. It is a rechargeable, 670 g coffee machine intended for the car, campsite, RV, hike, or office—places where coffee often arrives as a sad paper cup or an even sadder instant-powder treaty. We think its appeal is less about turning every backpack into a café and more about avoiding a single-use coffee ritual. The Nano accepts ground coffee and coffee capsules, including NS capsules according to the selected listing. That gives a traveler a choice between packing grounds or taking the neat, pre-portioned capsule route, depending on how much loose coffee chaos their bag can endure. The useful bit is that it can heat cold water in approximately 200 seconds, according to OutIn, rather than requiring hot water from elsewhere. OutIn also specifies a 20-bar pump and water temperatures up to 92°C/198°F. Those are documented machine specifications, not a permission slip to make grand café-quality claims from a parking lot. Battery math is where the portable-coffee daydream meets its charging cable. The Nano has three 2,500 mAh rechargeable cells. OutIn says one charge can yield up to five brews from 50 ml of room-temperature water, while hot water stretches that claim to more than 200 brews under its internal laboratory testing. In other words, heating water asks considerably more of the battery than merely dispensing a warm-water coffee plan. As a curated secondary option, this earns its place because it brings a genuine electric, self-heating route to portable coffee without demanding that every trip revolve around a gas stove or a café detour. Just pack with intent: 670 g, water, coffee, and enough patience to let the machine do its tiny heated ceremony.

The Irresistible

  • It accepts both ground coffee and coffee capsules, with NS capsule compatibility stated on the selected listing.
  • OutIn specifies self-heating from cold water in approximately 200 seconds, with water heated to up to 92°C/198°F.
  • The rechargeable design uses three 2,500 mAh battery cells, so the machine is not dependent on a wall outlet for every brew.

The Clever Part

  • At 670 g, the product’s stated weight is clear enough to include in packing calculations rather than discovering it through luggage regret.
  • OutIn lists the Nano for camping, cars, RVs, hiking, and office use—the exact locations where coffee standards tend to become negotiable.
  • A 20-bar pump is part of OutIn’s published specification.

The Fine Print

  • Starting with cold water requires approximately 200 seconds of heating, according to OutIn, so this is a compact coffee process rather than an instant one.
  • OutIn’s stated brew count changes dramatically with water temperature: up to five 50 ml brews with room-temperature water versus more than 200 with hot water.
  • OutIn notes that its battery figures come from internal laboratory testing and may vary with conditions and use.

The Reality Check

  • People trying to minimize every gram should note the verified 670 g weight before appointing this their backpack’s resident coffee officer.

Buyer questions answered

Is the OutIn Nano portable espresso machine self-heating?

Yes. OutIn states that the Nano heats cold water in approximately 200 seconds and can heat water to up to 92°C/198°F; the tiny coffee bureaucracy can therefore travel with you.

Does the OutIn Nano use USB-C?

Yes. The selected OutIn Nano listing identifies it as self-heating with USB-C.

Can the OutIn Nano make coffee from ground coffee?

Yes. The OutIn Nano accepts ground coffee as well as coffee capsules, so a capsule stash is not mandatory.

Does the OutIn Nano work with NS capsules?

Yes. The selected OutIn Nano listing states that it works with NS capsules.

How many brews can the OutIn Nano make on one charge?

OutIn states up to five brews from 50 ml of room-temperature water, or more than 200 brews with hot water, on one charge. Those are OutIn internal laboratory figures and can vary with conditions and use.

What warranty does the OutIn Nano have?

OutIn’s English product page states that the Nano has a 12-month warranty. A year of coverage is welcome when your coffee maker has chosen a more adventurous life than your kettle.