Washing machines
Bosch Serie 8 WGB25403BY
10 kg front-loading washing machine from Bosch Serie 8 with a maximum spin speed of 1400 rpm and energy class A (EU 2019/2014 label). Labelled consumption is 30.4 kWh per 100 cycles and 48 L per cycle in the Eco 40-60 programme; features include an EcoSilence Drive brushless motor, AquaStop leak protection and Home Connect app control.
≈ €82/year to run · CHA estimate at Germany's average tariff · calculate your own
Every spec below is sourced from the manufacturer product page, verified 20 Sept 2026, never invented.
Key specs
The specs that decide it — everything else is in the full sheet below.
10 kg
1,400 rpm
A
30 kWh
45 dB(A)
Features & connectivity
Connectivity & smart features
Programmes
App-only programmes (available through the app or as downloads)
Technologies
Manufacturer wording (24)
Feature text exactly as the manufacturer prints it. Listed for reference, not verified as a claim by this site.
- Iron Assist: reduziert Knitterfalten bis zu 50%.
- Ariel Express 30: Ein 30-Minuten-Programm, das wirklich sauber wäscht – selbst bei hartnäckigen Flecken.
- Dampf-Option: weniger bügeln, mehr Zeit für dich.
- Mini Load: schnelles Waschen von Einzelteilen.
- Home Connect: smart vernetzte Hausgeräte erleichtern den Alltag.
- Easy Start: wähle mithilfe der Kurzanleitung mühelos das beste Waschprogramm.
- Fernüberwachung und Steuerung: kontrolliere und bediene deine Waschmaschine von unterwegs.
- Home Connect: mit Push-Benachrichtigungen von deiner Waschmaschine hast du den aktuellen Status immer im Blick.
- Home Connect: vereinbare einen Termin für die Ferndiagnose deines vernetzten Geräts.
- Sprachsteuerung: über den Sprachassistenten bist du mit deiner Waschmaschine verbunden - für den ultimativen Komfort.
- Energie-Effizienzklasse A: Waschen in der besten Energie-Effizienzklasse A
- Energieverbrauch A -40%. Jetzt noch mehr Energie sparen!
- Spare bis zu 50 % Wasser beim Waschen kleinerer Wäschemengen.
- 4D Wash System: lässt Wasser und Waschmittel extratief in jede Faser eindringen und sorgt so für makellose Ergebnisse.
- Speed Perfect: perfekte Sauberkeit mit bis zu 65 % Zeitersparnis.
- Schontrommel: Ja
- Zeit sparen mit Speed Perfect/Speed Perfect Plus: Ja
- Spezialflecken entfernen: Ja
- Kaltwäsche möglich: Ja
- Vorwäsche: Ja
- Programm Baumwolle: Standard kalt - 90°C
- Programm Pflegeleicht: Pflegeleicht
- Getrennte Temperaturwahl möglich: Ja
- Unwuchtkontrolle: Ja
Feature data from the manufacturer page, read 2026-09-20. A feature is listed only when that page states it for this model; a missing chip is not a statement that the feature is absent.
Full specification sheet
Performance
How hard it works — speed, suction, power, temperatures.
- Max spin speed
Fastest spin speed. Higher extracts more water, so laundry comes out drier.
- 1,400 rpm 19th pct in category
- ECO 40-60 duration
Length of the standard ECO 40-60 programme. Lower is faster (energy figures assume this cycle).
- 235 min 23th pct in category
Capacity
How much it holds — load, volume, place settings, tank size.
- Capacity
Maximum dry-cotton load. Higher fits more laundry per cycle.
- 10 kg 70th pct in category
Energy & running cost
Energy label, consumption, water use and noise.
- Energy class
EU 2021 energy-efficiency label, A (best) to G (worst). Ranks how little energy the appliance uses for its class. A wins.
- A 6th pct in category
- Noise level
Airborne acoustic noise emission from the energy label. Lower is quieter.
- 45 dB(A) 96th pct in category
- Noise class
Noise-emission class (A quietest to D loudest) from the EU energy label.
- A
- Energy / 100 cycles
EU 2021 label metric: energy used over 100 ECO cycles. Lower is cheaper to run.
- 30 kWh 95th pct in category
- Water per cycle
Water used by the ECO 40-60 programme. Lower is more efficient.
- 48 L 46th pct in category
- Spin efficiency class
Spin-drying efficiency class, A (best) to G. Higher-graded machines leave less residual moisture.
- B 1th pct in category
- Spin noise
Noise during the spin phase (the loudest part of the cycle). Lower is quieter.
- 70 dB(A) 79th pct in category
Physical
Size, weight, finish and how it installs.
- Width
External width — check against your installation gap.
- 59.8 cm
- Height
External height.
- 84.5 cm
- Depth
External depth (excluding handles/hoses unless stated).
- 59 cm
- Weight
Product weight. Relevant for handling and for cordless vacuums where lighter is better.
- 81.5 kg
- Colour
Standard finish colour.
- Weiß
- Installation
How it installs (freestanding, built-in / integrated, etc.).
- freestanding
Features
Programmes, smart control and convenience functions.
- Wi-Fi / app control
Whether the appliance connects to a companion app over Wi-Fi.
- Yes
- Motor
Motor type — inverter/brushless motors are quieter and longer-lived than universal motors.
- brushless
- Steam
Steam function to reduce creasing and refresh fabrics.
- Yes
- Auto-dosing
Automatically doses detergent per load from a reservoir.
- No
- Load type
Front-load or top-load design.
- front
- Wi-Fi module
Built-in, available as a retrofit module, or explicitly not available. Stored only when the manufacturer page states it for this model.
- Wi-Fi built in
- App ecosystem
The manufacturer app platform this model connects to (Home Connect, LG ThinQ, SmartThings and so on).
- Home Connect
- App name
The app name as the manufacturer prints it.
- Home Connect
- Voice assistants
Voice assistants the manufacturer names for this model (Alexa, Google Assistant, Bixby, Siri Shortcuts).
- Alexa
- Remote start
A programme can be started from the app.
- Yes
- Technologies
Named technologies the manufacturer states for this model (heat-pump drying, zeolite drying, pyrolytic cleaning and so on); each is defined in the glossary.
- Inverter / brushless motor, Load sensor, Interior light, Steam function, Add-item pause, Full-hose leak protection, Quick wash of 15 minutes or less
- Digital & AI features
Digital and AI functions the manufacturer states for this model; AI is only listed when the manufacturer itself uses the word.
- Child lock
- Programmes (named)
Programme names exactly as the manufacturer prints them.
- Fein/Seide, Baumwolle, Pflegeleicht, Wolle Handwäsche, Iron Assist, Schleudern/Abpumpen, Schnell/Mix, Sportswear, Spülen, ExtraKurz 15'/30', Nachtwaschen, Dampf
- App-only programmes
Programmes that are only available through the app or as downloads, as the manufacturer prints them.
- Daunen, Drum clean mit Erinnerungsfunktion, Gardinen, Handtücher, Hemden/Blusen, Weniger Mikroplastik, Funktionstextilien
Availability
Typical price, warranty and release year.
- Warranty
Standard manufacturer warranty length. Higher is better cover.
- 2 yr 0th pct in category
- Released
Year the model was introduced.
- 2,026
Frequently asked questions
What is the capacity of the Bosch Serie 8 WGB25403BY? +
The Bosch Serie 8 WGB25403BY has a capacity of 10 kg.
What is the spin of the Bosch Serie 8 WGB25403BY? +
The Bosch Serie 8 WGB25403BY has a spin of 1,400 rpm.
What energy class is the Bosch Serie 8 WGB25403BY? +
The Bosch Serie 8 WGB25403BY carries an EU energy label rating of A.
How loud is the Bosch Serie 8 WGB25403BY? +
The Bosch Serie 8 WGB25403BY has a rated noise level of 45 dB(A).
What warranty does the Bosch Serie 8 WGB25403BY come with? +
The Bosch Serie 8 WGB25403BY carries a standard manufacturer warranty of 2 years.
How much does the Bosch Serie 8 WGB25403BY cost to run per year? +
CompareHomeAppliances estimates about €82 per year in energy and water costs, based on the Bosch Serie 8 WGB25403BY's own energy-label figures at Germany's average household tariff (€0.4/kWh, as of 2026-07). This is a CHA-computed estimate, not a manufacturer-stated figure — use the running-cost calculator to plug in your own tariff.