Editorial data comparison
Mitsubishi Heavy ZSX-W vs Mitsubishi Electric AY
Mitsubishi Heavy Industries and Mitsubishi Electric are different manufacturers. Here two specific 25 sets share the same nominal cooling capacity. Other selection criteria can be considered without assuming technical compatibility from the shared name.
Editorial update: · KLIMAFAKTUR
The comparison enquiry treats the units as alternatives. They are not prefilled as items to order together.
Selection at a glance
At equal nominal cooling capacity, the ZSX-W set has higher SEER/SCOP values. The AY indoor unit is narrower and includes Wi-Fi. The decision therefore concerns efficiency, wall space and controls, while the manufacturers remain technically separate.
Versions compared
Mitsubishi Heavy Industries
SRK25ZSX-W + SRC25ZSX-W
Product details and current availabilityEnquire about this modelTechnical comparison table
Compare capacity, features and dimensions for each version. A dash indicates an unspecified property. Combination-dependent values refer to the complete unit pairing. Scroll the table sideways; the property column stays visible.
| Property | SRK25ZSX-W + SRC25ZSX-W | MSZ-AY25VGK + MUZ-AY25VG |
|---|---|---|
| Cooling capacity (nominal) | 2.5 kWSource 1 | 2.5 kWSource 2 |
| Heating capacity (nominal) | 3.2 kWSource 1 | 3.2 kWSource 2 |
| Cooling Pdesign (design load) | 2.5 kWSource 1 | 2.5 kWSource 2 |
| Cooling SEER | 10.3Source 1 | 8.7Source 2 |
| Heating SCOP (average climate) | 5.2Source 1 | 4.8Source 2 |
| Cooling energy class (seasonal) | A+++Source 1 | A+++Source 2 |
| Heating energy class (average climate) | A+++Source 1 | A++Source 2 |
| Indoor sound pressure, cooling (min.–max.) | 19–39 dB(A)Source 1 | 18–42 dB(A)Source 2Source 3 |
| Indoor sound power, cooling | 55 dB(A)Source 1 | 57 dB(A)Source 2Source 3 |
| Outdoor sound pressure, cooling | 44 dB(A)Source 1 | 47 dB(A)Source 2 |
| Indoor unit (H × W × D) | 305 × 920 × 220 mmSource 1 | 299 × 798 × 245 mmSource 2Source 3 |
| Outdoor unit (H × W × D) | 640 × 800 (+71) × 290 mmSource 1 | 550 × 800 × 285 mmSource 2Source 3 |
| Wi-Fi | — | IntegratedSource 2Source 3 |
| Features | Allergen Clear filter · Washable photocatalytic deodorizing filterSource 1 | Inverter · Integrated Wi-Fi (MELCloud) · Dual Barrier coating · Self-cleaning mode · Weekly timerSource 2 |
| Acoustic measurement conditions / fan setting | Indoor: Ultra Low to High; outdoor: nominal. Cooling mode.Source 1 | Indoor: Silent to Super High; outdoor: nominal. Cooling mode.Source 2Source 3 |
Scope of the figures
Indoor: Ultra Low to High; outdoor: nominal. Cooling mode.
Indoor: Silent to Super High; outdoor: nominal. Cooling mode.
Read acoustics with their operating conditions
The lowest fan setting alone does not determine suitability for a noise-sensitive room. Consider the full sound-pressure range, fan setting and required capacity. Sound power serves a different assessment and must not be equated with sound pressure.
Keep manufacturer and unit pairing together
Include the complete unit pair in the enquiry. This comparison does not approve an MSZ indoor unit for an SRC outdoor unit. When replacing an existing system, also check its model references, piping requirements and controls separately.
Frequently asked questions
- Is either set better for every room?
- The table gives no universal room recommendation. Cooling load, heating needs, location, acoustics and controls must align. Floor area alone is insufficient.
Manufacturer documentation
The manufacturer documents provide further information about features, installation and operation. We help you choose the right version and accessories.
Related information
- Check air-conditioner model numbers and suffixes
- Air-conditioning parts list: a contractor checklist
- Mitsubishi Heavy ZSX: models and technical differences
The comparison enquiry treats the units as alternatives. They are not prefilled as items to order together.