LG vs SMEG Dishwasher Comparison Results

Unsure whether to buy a LG or SMEG dishwasher?

Skip the Lg vs Smeg sections – jump straight to the dishwasher winners.

To guide your choice, we compare Lg and Smeg’s highest-end dishwashers, comparing wash features, energy ratings, and customer reviews. For Lg, we look at the DF355FP, and for Smeg, their DID322BL, assessing the closest equivalents between dishwasher brands.

Best Rated Dishwashers 2025

 

LG QuadWash DF355FP vs SMEG — DID322BL Comparison Details

We selected the LG DF355FP QuadWash with the SMEG DID322BL — as these dish washing appliances are the most expensive offerings from the Smeg and Lg range, providing a level brand comparison.

 

Lg and Smeg Dishwasher Energy Class

While not consuming as much energy as a tumble dryer, SMEG — and LG QuadWash dishwashers are comparable to washing machines in terms of kWh. However, SMEG and LG dishwashers consume more annually, since they run wash cycles more often, burning 300 – 600 kWh/year. The LG DF355FP runs 75kWh and has a C energy class rating, and the SMEG DID322BL is rated B and runs 63kWh.

The LG QuadWash and SMEG — uses electricity to heat water, then pumps the water through spinning spray arms, thoroughly cleaning dirty plates, bowls, mugs, glasses, cutlery, utensils, cookware, pots, pans, and many other dishwasher-safe items.

Like most dishwashers, the LG DF355FP and SMEG DID322BL have a lower power or “eco” setting to help reduce energy consumption and impact on electricity bills.

• LG DF355FP Energy Efficiency Rating: C / 75 kWh
• SMEG DID322BL Energy Efficiency Rating: B / 63 kWh

Cleaning Programmes Compared

Modern SMEG and LG dishwashers have functions to suit different dish soil levels. The LG DF355FP QuadWash has 9 cleaning programes to choose from, and the SMEG DID322BL — features 11. Both LG and Smeg models have options to control cleaning intensity (heat and duration), and energy.

For example, a SMEG DID322BL or LG DF355FP dishwasher loaded will moderately dirty delicate glassware would require a different programme to a SMEG or LG dishwasher full of greasy cookware like frying pans and oven baking trays. Regardless, the Lg DF355FP and Smeg DID322BL have modes to handle all types of cleaning, from mild to heavy dirty dishes.

• LG QuadWash DF355FP Clean/Dry features: QuadWash, Dual Zone, EasyRack Plus, Inverter Direct Drive, LG ThinQ app
• SMEG — DID322BL Clean/ Dry features: Flexi-duo baskets, Planetarium wash, Dry Assist+, Express 27

LG and SMEG dishwashers have a “Place Setting” number, which refers to the loading capacity. Each place setting represents – a dinner plate, saucer, bowl, cup, fork, knife, and spoon. 1 place setting equals a batch of items.

The Lg QuadWash DF355FP has 14 place settings and the Smeg — DID322BL has 13. With intelligent loading of your LG or SMEG dishwasher racks and basket, you’ll be able to fit more or less the recommended setting.

Typically LG or SMEG slimline dishwashers have 9 – 10 place settings and a full-size 12 – 16. Any LG QuadWash or SMEG — dishwasher can wash larger items than just the recommended crockery place settings – grill grates, large pots and serving dishes, can be cleaned.

Be sure loading does not impede LG or SMEG dishwasher spray arms from spinning, and always bin large food debris pre-wash to prevent drain filter blocked.

Dishwasher Noise Emissions

Relative to LG and SMEG tumble dryers and washing machines, dishwashers are quieter. However, the LG DF355FP and SMEG DID322BL come with a noise ratings, like all dishwashers. The internal water pump, spinning arms, vibrations, and water jets, all contribute to your DID322BL or DF355FP dishwasher making noise.

The QuadWash DF355FP by LG emits 41db of sound, compared to the — DID322BL which produces 42 dB; 44 dB or lower is considered quiet for a dishwasher, which these LG and SMEG models fall within.

• LG DF355FP Noise Level: 41dB
• SMEG DID322BL Noise Level: 42dB

Dishwasher WiFi

Some SMEG and LG dishwashers have wireless “Smart” WiFi connectivity built-in. These allow users to connect there smartphone to the dishwasher via an app, expanding feedback and functions.

These Smeg and Lg dishwasher compatible apps receive notifications on salt levels, errors, dirt level sensors, water and energy usage, and cycle end.

• Is LGs DF355FP WiFi-Enabled: Yes
• Is SMEGs DID322BL WiFi-Enabled: No

LG and SMEG User Reviews and Ratings

Feedback from 81 reviewers who bought the LG QuadWash DF355FP dishwasher gave 4.9/5 out of 5 stars. The SMEG — DID322BL achieves a similar high rating of 4.5/5 out of 5 from 173 customers.

Choosing Between Smeg and Lg dishwashers

As shown from the ratings, both DF355FP and DID322BL, are on par, which is the same across all parallel LG and SMEG dishwashers. Both brands get the job done – wash and dry dirty dishes effectively, and reliably. Choosing one over the other is a personal preferences, not down to cleaning results.

• LG DF355FP Rating (out of 5 stars): 4.9/5
• SMEG DID322BL Rating (out of 5 stars): 4.5/5

• DF355FP LG Reviews checked: 81
• DID322BL SMEG Reviews checked: 173

Brand	Model	Energy	Noise	Programmes	Place Settings	RRP
LG	DF355FP	C	41dB	9	14	£599.00
SMEG	DID322BL	B	42dB	11	13	£699.00

What freestanding and integrated dishwashers do LG and SMEG have available?

SMEG and LG are available in different styles – (60cm / 45cm), full-size, slimline, freestanding, fully-integrated, or semi-integrated. Here, you can find SMEG and LG dishwasher product codes in 2025.