KitchenAid Classic 4.5 Quart K45SSOB specs
KitchenAid Classic 4.5 Quart K45SSOB is a stand mixer with 4.5 qt capacity and 275 W of power, as listed on the maker’s U.S. product page.
KitchenAid Classic 4.5 Quart K45SSOB is a stand mixer with a 4.5 qt bowl (larger than 17% of the 6 stand mixers in our data) and 275 W of power.
Official specs
| Type | Stand mixer |
|---|---|
| Capacity | 4.5 qt |
| Power | 275 W |
| Motor | n/c |
| Temperature range | n/c |
| Time range | n/c |
| Speeds | 10 |
| Mixer type | Tilt-Head |
| Flour power | 8 cups |
| Preset functions | n/c |
| Voltage | 120 V |
| Frequency | 60 Hz |
| Cord length | 4 ft |
| Dimensions | n/c |
| Weight | n/c |
| Warranty | n/c |
| Series | Classic Series |
| Included accessories | Coated Dough Hook; Coated Flat Beater; Wire Whip |
| Color | n/c |
| Noise level | n/c |
| Maker model number | K45SSOB |
Source: KitchenAid U.S. product page (kitchenaid.com). Product name on the page: “Classic Series 4.5 Quart Tilt-Head Stand Mixer - Onyx Black”.
Similar kitchen appliances
| Model | Bowl capacityqt | PowerW |
|---|---|---|
| KitchenAid Classic 4.5 Quart K45SSOB this page | 4.5 | 275 |
| KitchenAid Deluxe 4.5 Quart KSM97MI | 4.5 | 300 |
| KitchenAid Artisan 5 Quart KSM150PSJP | 5 | 325 |
Skip it if
- You need a bowl size outside this one: the lineup lists 3.5 to 7 qt in our data, and a larger bowl means a larger machine.
- Sound level matters to you: the maker page does not state one (n/c).
How it ranks in our maker-page data
- capacity (qt): 4.5 — rank 4 of 6 stand mixer models in our data that state this figure (highest value first).
- rated power (W): 275 — rank 5 of 6 stand mixer models in our data that state this figure (highest value first).
Ranks compare this model only with the stand mixer models whose maker pages we read (2026-11-07); other brands and models are not included, and nothing here is about products on sale today.
Reading these specs
- Capacity (qt)
- Basket or bowl size in quarts as stated by the maker. Dual-basket air fryers state the combined size.
- Container (oz)
- Blender container size in ounces.
- Power (W)
- Rated power in watts. Only some pages print it (n/c otherwise); blender pages may give motor horsepower instead.
- Top temperature
- The highest temperature in the maker’s stated range, in °F.
The maker’s page does not state a sound level for this product, so it shows as n/c. Check the maker’s own specification sheet for decibels.
Where to buy
Search Amazon.com for this exact model. Prices and availability change, so we don’t print them.
View on Amazon — search results for KitchenAid Classic 4.5 Quart K45SSOB on Amazon.comSee our Affiliate Disclosure.
Frequently asked questions
What is the capacity of the KitchenAid Classic 4.5 Quart K45SSOB?
The maker’s page lists 4.5 qt for this stand mixer. Compare capacity only with the same type of appliance.
How much power does the KitchenAid Classic 4.5 Quart K45SSOB list?
Rated power is 275 W. Voltage: 120 V.
What temperature range and controls does the KitchenAid Classic 4.5 Quart K45SSOB list, and how loud is it?
Temperature range: n/c. Noise level is not stated on the page (n/c).
Sources
- KitchenAid U.S. product page (kitchenaid.com) (official maker page, specs read 2026-11-07)
- KitchenAid U.S. website
We compile and compare published data; we do not run our own product tests. See How We Compare.