The catch
Miele Boost CX1
Dirt is disposed of by opening the bin, which holds half of the Blizzard’s stated capacity.
Side by side
Both keep the same compact body and 1 L bin. The standard Boost CX1 suits mostly bare floors and low-pile rugs that are easy to clean with suction alone. Boost CX1 Cat & Dog is the choice when a short-pile pet rug justifies the air turbo head or you specifically want the included HEPA filter.
Before you buy
Boost Cat & Dog brings a tool for rug hair, yet the 1 L container stays as it was. If what frustrates you now is stopping to empty a bin full of hair, compare a larger container or a bagged machine, and don't assume the pet package gets rid of that interruption.
Where this comes from
The official listings for both Boost models give 1 L containers and equal body dimensions. STB305-3 is included only with Cat & Dog.
The catch
Dirt is disposed of by opening the bin, which holds half of the Blizzard’s stated capacity.
The catch
A 1 L bin is small, so a heavy dry debris load means stopping to empty it sooner.


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What does Boost CX1 Cat & Dog add to the Miele Boost CX1? A rug brush and a HEPA upgrade, with the same 1 L bin and compact body. Pick the package you need.
Nothing changes about the compact body. The extras that count are the rug brush and the included HEPA filter.
Which one fits
If suction-only cleaning does the job, the standard package keeps the floor kit simpler.
Brushing comes from the air turbo, as long as the rug permits it.
Each is still a 1 L bagless model, which means the upgrade adds no capacity.
Cat & Dog pairs those two documented features and the body doesn't get bigger.
A handheld turbo brush isn't included in either listed upholstery kit.
In practice
Boost Cat & Dog brings a tool for rug hair, yet the 1 L container stays as it was. If what frustrates you now is stopping to empty a bin full of hair, compare a larger container or a bagged machine, and don't assume the pet package gets rid of that interruption.
The official listings for both Boost models give 1 L containers and equal body dimensions. STB305-3 is included only with Cat & Dog.
A HEPA exhaust filter comes with the Cat & Dog, but you still open the same kind of dust container to get rid of what's collected. If handling loose dust is what you mostly dislike, compare the disposal system on its own, apart from filter class.
HEPA AirClean is listed for Cat & Dog and Hygiene AirClean for the standard Boost. Both are bagless, with removable 1 L containers.
Because the body rectangle is identical, Cat & Dog needs no bigger spot for the canister itself. It does bring a second full-size head that has to be stored or parked somewhere else. Measure the whole kit as well as the body.
In plan, both bodies are listed at 400 by 280 mm. AllTeQ comes with standard Boost, and Cat & Dog adds STB305-3.

Miele, 11735560
The 1 L bin keeps the body of this compact bagless canister small, but it holds less debris than the Blizzard range. It suits hard floors and occasional low-pile rugs.

Miele, 11735550
An air turbo floor brush and a HEPA filter come with the compact Boost body here. A small home with short-pile pet rugs is the fit, provided you can live with emptying the bin often.
Spec by spec
| Spec | Miele Boost CX1 | Miele Boost CX1 Cat & Dog | In practice |
|---|---|---|---|
| Main floor kit | AllTeQ combination head | AllTeQ plus STB 305-3 air turbo | The combination nozzle stays, and Cat & Dog adds a rotating floor brush. |
| Exhaust filter | Hygiene AirClean | HEPA AirClean | Cat & Dog comes with HEPA. A filter class by itself doesn't predict any health outcome for a household. |
| Dust container | 1 L | 1 L | No extra room for a shedding pet's collected hair comes with the pet upgrade. |
| Body dimensions | 400 by 280 mm rectangle | 400 by 280 mm rectangle | Leaving out hose and tools, the basic space the body needs is the same. |
| Reach | 21 ft cord, 32 ft radius | 21 ft cord, 32 ft radius | Adding the head doesn't lengthen the route. |
| Upholstery | Plain nozzle | Plain nozzle | The smaller STB101 hand turbo isn't listed in the Cat & Dog box. |
Trade-offs
Change of plan
Go with Miele Boost CX1 Cat & Dog. These are the upgrades in the package, and the published body rectangle doesn't grow.
Go with Miele Boost CX1. The standard Boost meets that brief, and you don't need to buy a second floorhead.
Decision guide
Go with standard Boost for suction-only floor care and with Cat & Dog for its included air turbo and HEPA filter. Either way, plan around the same 1 L bin.
The stated rectangle is the same for both Boost bodies, so the Cat & Dog version needs no larger shelf for the body. It does bring an extra floorhead, though. Work out where that tool will live and whether it stays within reach as you go between hard flooring and a rug. Compact body dimensions say nothing about the complete stored kit.
Even a small pet-friendly apartment can collect hair often, floor area notwithstanding. Both packages have a 1 L bin, and the HEPA filter included with Cat & Dog neither enlarges it nor seals the collected dirt inside a disposable bag. Think about where and how you will empty the bin before you choose the filter upgrade.
By the numbers
What we found across the canister vacuums we compare, plus the checked facts behind each finding.
| Product | Needs it meets | Facts we checked | Sources |
|---|---|---|---|
| Miele Boost CX1 |
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| Miele Boost CX1 Cat & Dog |
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Ready to buy
Open either model on Amazon for the current price, customer reviews and delivery options.

Simple suction-only cleaning on mostly bare floors
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Dry pet hair builds up on short-pile rugs
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