Fit and setup
Check this before you buy
Check the stored size, power needs, space to use it, and daily routine.
U.S. product
- one machine for brewing and grinding
- fast heat-up
- guided controls
Stored size
13.5 W × 13.9 D × 13.5 H in
Published body size. Leave extra room to use, refill, connect, and clean it.
Power and circuit
120V, 1680W
Regional electrical wording comes from published details; confirm the outlet and branch circuit before purchase.
Daily routine
Use the grinder built into the machine. Use the steam wand to steam the milk yourself.
Published details suggest this daily-use routine. They do not measure speed or ease.
Portafilter fit
54mm
A portafilter is the handled tool that holds the filter basket. Accessories and handle clearance can still vary.
We could not confirm thisSpace needed to use it
We could not confirm this
Leave room for the working parts until we confirm a measurement with the portafilter in place.
We could not confirm thisRoom to refill and clean
We could not confirm this
We could not confirm the room needed to refill the reservoir, use the steam wand, or remove the drip tray.
How we checked this
What the evidence labels mean
- Source checked
- A cited source stated this fact when Espresso Receipt checked it. This is not a physical product test.
- Our summary
- This is our summary of published product details. It is not a hands-on result.
- We could not confirm this
- The available sources do not establish one reliable answer.
Main source: Breville. Source checked 2026-08-29. This page lists published product details. It is not a physical fit test.
Daily care and maintenance
These daily and scheduled steps can help keep the Barista Pro safe and working. Follow the manufacturer manual if it gives different instructions.
Follow the Q26 first-use instructions. Keep the removable hopper and rear tank accessible. Do not operate the machine in an enclosed space or cupboard.
Before first brew · For this modelClean the steam wand after milk. Use the manual’s FLUSH control when prompted. Keep the rear tank and hopper accessible.
After milk; machine prompt for FLUSH · For this modelThe Q26 manual gives separate tablet-based FLUSH and DESCALE procedures. Follow the machine alert and the full procedure.
When the machine prompts · For this modelPlace the machine on a stable, level, dry surface. Do not operate it in an enclosed space or cupboard.
Safety note · For this modelManual, definitions, and limits for this model
Manual: BES878 / Q26 U.S. manual for the Barista Pro. Follow the manufacturer manual for operation, maintenance, and safety.
The manual revision is the exact manual edition named above. A model identifies the product. A SKU is the exact seller or maker product code. Match all three to your machine before you follow these instructions.
A detergent cleaning cycle uses the tablet or cleaner named in the manual to clean the coffee path. It is separate from descaling.
Descale means use the model-approved process to remove mineral buildup inside the machine. Use the product, steps, and alert or interval in this model’s manual.
- Model, SKU, and manual revision limit: BES878 family; current catalog SKU BES878BSS1BUS1 is not proven identical to every color/revision.
- Check the cited manual revision against the exact U.S. color and SKU before you use this guidance.
- The manual says the machine fits an extra-tall cup but does not give a measured cup-height value.
- This record does not give a filter replacement or service procedure.
What we checked
Product details we checked
- Stored size
- 13.5 W × 13.9 D × 13.5 H in
- Voltage
- 120V, 1680W
- Warranty
- 2 years
- Heating
- ThermoJet with PID
- Milk
- Manual milk: you steam the milk yourself.
- Controls
- Guided controls help you choose settings.
- Grinder needed
- Integrated
- Portafilter
- 54mm
- Warm-up
- 3 seconds (manufacturer claim)
Plain definitions for product terms
- Portafilter
- The handled tool that holds the filter basket and locks into the machine.
- Burrs
- The grinder parts that cut or crush coffee beans.
- PID
- A temperature-control system that helps hold a set temperature.
- ThermoJet
- A named machine heating design. The name alone does not prove better coffee.
Facts and sources
Facts and sources
Baratza European conical burrs, 30 settings
See source: Breville ↗(opens in a new tab)Sources
Sources used
See a problem with a product detail? Send a correction.
Product details checked through 2026-08-29. Product details and price checks can change.
Use and care resources
Guides and manuals
- Site guideEspresso Receipt · practical guideHow to make espresso at homeCovers: A first-week routine for setup, dosing, extraction, milk, and cleaning.
- Site guideEspresso Receipt · practical guideEspresso machine for beginnersCovers: Understand machine types, main downsides, and the gear a complete setup still needs.
- Site guideEspresso Receipt · practical guideEspresso shot diagnosisCovers: Turn taste and flow observations into one controlled adjustment for the next shot.
Independent reviews · not our tests
Independent reviews
- VideoLifestyle Lab · published 2020-11Breville Barista Pro ReviewCovers: Full review covering the ThermoJet heat-up, LCD interface, grinder, and espresso quality.(opens in a new tab)
- VideoTom's Coffee Corner · published 2024-05Sage Breville Barista Pro Review and TestCovers: Hands-on review and test of espresso and steam performance on the Barista Pro.(opens in a new tab)
- WrittenCoffeenessBreville Barista Pro Review 2026: A Hidden Gem!Covers: Comprehensive written review of the BES878 covering features, performance, and comparisons with other Breville models.(opens in a new tab)
These reviews come from other publishers. Espresso Receipt did not produce, commission, or endorse them. Their opinions belong to their creators. Links last checked 2026-07-31.