THE MACHINE FILEAlto
Diletta Alto espresso machine in Black

Photographic inspection

Diletta Alto

Studio view · Black

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Authentic product photograph. Zoom changes magnification, not viewing angle. View source ↗

Diletta / Espresso machine

Alto

Alto gives brewing and steam their own PID-controlled boilers and adds tap-operated steam and hot-water valves. The display doubles as a shot timer, with programmable preinfusion and an eco mode for the gaps between drinks. This profile covers the standard Alto.

US catalog · Alto · 120 V

Seattle Coffee GearSpecialty retailer
$2,799.00

New · Black · 120 V

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In stock when checked Nov 9, 12:18 AM UTC. Affiliate link

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Specification research, not a hands-on review. Sources checked November 7, 2026.

Heating system
Dual boiler
Portafilter diameter
58 mm
Milk workflow
Manual steam wand
Integrated grinder
No

Living with the Alto

Your coffee routine

Plan for a separate espresso grinder.

Milk workflow: Manual steam wand.

Brewing and steaming can run together.

On your counter

  • Width 304.8 mm (12.0 in)
  • Depth 501.65 mm (19.8 in)
  • Height 368.3 mm (14.5 in)

Converted from the source’s stated inches.

Allow extra room for access, refilling and cleaning. Published dimensions do not include installation clearance.

Daily setup

Water reservoir: 3 L.

Power supply: 120 V.

Plan this setup

Follow the manufacturer’s manual for water, cleaning and maintenance instructions.

Specifications

Diletta Alto specifications with source links
Portafilter diameter58 mmSource ↗
Integrated grinderNoSource ↗Ground coffee is prepared separately and loaded into the portafilter; the manual recommends a separate grinder.
Milk workflowManual steam wandSource ↗
US supply voltage120 VSource ↗
Heating systemDual boilerSource ↗
PID temperature controlYesSource ↗
Water reservoir3 LSource ↗
Brew & steam togetherYesSource ↗
Rated powerNot verifiedSource ↗The source gives Brew: 1400 W and Steam: 1400 W separately. These are not treated as a verified total rated input.
Width304.8 mmSource ↗Converted from the source’s stated inches.
Height368.3 mmSource ↗Converted from the source’s stated inches.
Depth501.65 mmSource ↗Converted from the source’s stated inches.
Product weight27.3 kgSource ↗Net weight; the separate 29.5 kg gross weight is excluded.

Published source specifications. Unknown values stay unknown.

The buying decision

Is the Alto right for your setup?

Our interpretation of the documented features. Performance, taste and long-term reliability have not been independently tested.

Who this workflow suits

Alto lets you choose the machine and grinder separately. That gives you separate upgrade decisions, but the grinder belongs in the initial budget and counter plan. Choose it for the adjustment and dosing routine you want, rather than matching the machine’s finish alone.

The tradeoff to think through

Separate brew and steam boilers are a reason to investigate this model if milk drinks dominate the routine. Confirm concurrent operation in the specifications rather than inferring it from the label. More extraction controls add decisions to learn; establish grind, dose and yield before changing several variables at once.

Ownership before accessories

Read the cleanup instructions for the exact milk system you will use. Check the manual’s water requirements, coffee-path cleaning and service arrangements before ordering optional accessories. Confirm the supplied baskets, jug, filters or adapters with the selected retailer; a family photograph does not establish what is in the box.

Three grinder workflows to consider

These are espresso-grinder options to research, not a claim of accessory or portafilter-support compatibility.

Compare with

Diletta / Bello

Bello

Heating system: Heat exchanger

Diletta / Bello+

Bello+

Heating system: Heat exchanger

Sources

This profile cites US manufacturer or retailer documentation. Source-listed offers keep their merchant SKU and finish; matching prices do not establish identical hardware revisions across stores.

  1. Diletta Alto · US product page ↗
  2. Diletta Alto · manufacturer ↗
    Product features and specifications · Checked November 7, 2026
  3. Diletta Alto user manual ↗
    Page 6, Machine Specifications: NET WEIGHT · Checked November 7, 2026
  4. Diletta Alto Espresso Machine · Seattle Coffee Gear ↗
    FAQ: Can I brew espresso and steam milk at the same time on the Diletta Alto? · Checked November 7, 2026

Product photography from the linked source; the pictured finish is noted above. Image source ↗. A manufacturer SKU identifies a configuration, not a confirmed hardware revision.