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KitchenAid Classic Series 4.5-Quart Tilt-Head Stand Mixer K45SS review

No. 7 of 10 in our stand mixers ranking · Updated · How we rank

Our verdict: The KitchenAid Classic Series 4.5-Quart Tilt-Head Stand Mixer K45SS ranks 7th of the 10 stand mixers we compare, with 8.0 out of 10.

KitchenAid Classic Series 4.5-Quart Tilt-Head Stand Mixer K45SS

8.0/10

The KitchenAid Classic K45SS is a 4.5-quart tilt-head stand mixer with a 275-watt motor and 10 speeds. It suits cake, cookie and light dough baking in a household that mixes a few times a week.

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Why it's here

  • Fits the same attachment hub as the Artisan
  • 4.5-quart stainless bowl is enough for a standard cake or two dozen cookies
  • Comes with a flat beater, dough hook and wire whip
  • Lighter than the Artisan, so easier to lift and move

Keep in mind

  • Smaller motor strains on bread dough beyond a single loaf
  • Only available in a few colors, mostly white and black
  • No pouring shield included

What the review sites say

None of the review sites we read has reviewed this model or named it in a best-of list, so it scores below the ones they have.

Why the KitchenAid K45SS scores 8.0

Each bar shows where it places among the 10 stand mixers in this guide, so a full bar is 1st of 10. What the review sites say counts for most of the score.

  • What review sites say4th of 10
  • How happy owners are2nd of 10
  • How new it is7th of 10

Why it sits behind the Martha Stewart 5.3QT Tilt Head Stand Mixer 12 Speeds

The Martha Stewart 5.3QT Tilt Head Stand Mixer 12 Speeds (8.1) beats the KitchenAid Classic Series 4.5-Quart Tilt-Head Stand Mixer K45SS (8.0): the review sites rate both about the same, and it is a much newer design. The KitchenAid Classic Series 4.5-Quart Tilt-Head Stand Mixer K45SS leaves owners a little happier, but not by enough to close the gap.

About the KitchenAid K45SS

The K45SS is the compact tilt-head in KitchenAid's line. The head tilts back to free the beater and let you lift out the 4.5-quart stainless steel bowl. It runs on 120V at 275 watts, with a 10-speed control.

On the front of the head is a multipurpose attachment hub with a hinged cover. It takes KitchenAid's optional attachments, so the mixer can later be used for tasks beyond mixing. The mixer comes with a flat beater, a dough hook and a wire whip.

It measures about 8.75 inches wide, 14.1 inches deep and 13.9 inches tall, and ships at around 25 pounds. It is sold for residential use only. A retailer listing notes that commercial use may void the warranty, so check the warranty terms with KitchenAid before relying on it.

What owners report about the KitchenAid K45SS

Owner feedback we could open for this exact model is thin, so this section is short. Retailer review pages blocked us, and what follows comes from a baking forum thread and a repair Q&A community.

On dough, owners who bake bread say batch size matters. One forum thread describes dough climbing the hook after the owner loaded about 8.3 cups of flour, just over the 8-cup limit the thread cites for the manufacturer. A narrower stock hook was also blamed for climbing, and an owner measured KitchenAid's longer spiral hook as too long for this model, so the head would not latch. A K45DH replacement hook was suggested instead.

Repair threads show the usual wear on older units: a motor that loses strength on thick mixtures while still whipping liquids, speeds that stop working, and oil or grease leaking from the beater shaft. Some owners also report the beater sitting low enough to hit the bowl, which needs adjusting. Many of those threads cover units decades old, so they say more about longevity than about early failures.

Who the KitchenAid K45SS suits

Buy it for cakes, frosting, cookies and the occasional batch of light dough, in a kitchen that wants KitchenAid's attachment hub without the larger footprint. At about 25 pounds it is easier to move than bigger mixers.

Look elsewhere if bread is a weekly job. The 4.5-quart bowl and 275-watt motor strain on large or stiff batches, and owners say to stay under the flour limit. The KitchenAid Professional 600 Series 6-Quart Bowl-Lift Stand Mixer KP26M1X is the better fit for that. For a bigger bowl at the same tilt-head size, look at the KitchenAid Artisan 5-Quart Tilt-Head Stand Mixer KSM150PS.

Questions about the KitchenAid K45SS

What size is the KitchenAid K45SS mixer bowl?

4.5 quarts. The bowl is stainless steel.

What attachments fit the KitchenAid K45SS?

It has a multipurpose attachment hub with a hinged cover, which takes KitchenAid's optional attachments. The mixer itself comes with a flat beater, dough hook and wire whip.

Does the KitchenAid K45SS handle bread dough?

Yes, in small batches. One forum thread cites a limit of 8 cups of flour, and owners report dough climbing the hook when that is exceeded.

Does a KitchenAid spiral dough hook fit the K45SS?

Not the one an owner tried. An owner on The Fresh Loaf measured the KNS256BDH spiral hook as too long, so the tilt head would not latch. It fits the 5-quart KSM500PS. Owners suggest the K45DH hook for this mixer.

How powerful is the KitchenAid K45SS?

275 watts on 120V, with 10 speeds. That suits cakes, cookies and light dough, but owners say large or stiff batches strain the motor.

Other stand mixer picks

The other badge winners in our stand mixers ranking.

All 10 stand mixers, compared

  1. 1 KitchenAid Artisan 5-Quart Tilt-Head Stand Mixer KSM150PSBest Choice 9.0 Check Price
  2. 2 KitchenAid Professional 600 Series 6-Quart Bowl-Lift Stand Mixer KP26M1XBest Premium 8.4 Check Price
  3. 3 Hamilton Beach 7 Speed Stand Mixer 4 Quart 63391 8.3 Check Price
  4. 4 Kitchen in the box 6.5QT Stand Mixer 10-Speed 8.2 Check Price
  5. 5 CUSIMAX Stand Mixer 5.3 QT Tilt-Head 650WValue for Money 8.1 Check Price
  6. 6 Martha Stewart 5.3QT Tilt Head Stand Mixer 12 Speeds 8.1 Check Price
  7. 7 KitchenAid Classic Series 4.5-Quart Tilt-Head Stand Mixer K45SSThis review 8.0 Check Price
  8. 8 Smeg 50's Retro Style Stand Mixer SMF03 8.0 Check Price
  9. 9 Kitchen in the box Stand Mixer 3.2QtBest Budget 8.0 Check Price
  10. 10 VIVOHOME 660W 6-Quart Tilt-Head Stand Mixer 8.0 Check Price
See the full stand mixers ranking

The KitchenAid K45SS on Amazon

KitchenAid Classic Series 4.5-Quart Tilt-Head Stand Mixer K45SS

The KitchenAid Classic K45SS is a 4.5-quart tilt-head stand mixer with a 275-watt motor and 10 speeds. 8.0 out of 10.

Check Price on Amazon

How we score it

Every score here comes from our ranking model; no editor sets the order. Most of each score is what the review sites say: the scores their own reviews give each model, and whether their best-of lists name it. For this guide we read CNET, CNN Underscored, Engadget, Homes & Gardens and Reviewed. The rest is how happy owners are, held back where few owners have rated a product, and how new it is. Value for money earns its own badge rather than a higher place. We compared 18 models for this guide before settling on these ten.

Brands can't pay to be included or to move up. We last checked these picks in October 2026.

How we rank, in full

Where these facts come from