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Siemens SN43ES15AE iQ300 Review | 59 Data compared

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  • Avg. price in UK: ~£580
  • Avg. price in US: ~$750
  • No. of place settings: 13
  • Energy efficiency class: C
  • Noise level: 44 dB
  • Overflow protection: yes
  • Height adjustable top basket: yes

Siemens SN43ES15AE iQ300 review. Compare 59 technical specifications and user reviews to see how this product ranks in the Dishwashers category and whether it is worth buying.

8.3

Overall score

What it is: An overall evaluation of products in the Dishwashers category, based on technical analysis and user reviews.

When it matters: When you need a quick reference for identifying the best products in the Dishwashers category.

Score components:

80.0%

8.0

Technical Score

20.0%

9.4

User score

Excellent
8.0

Technical Score

What it is: An assessment of technical performance for products in the Dishwashers category across these key areas: Performance, Programmes, Features, Design.

When it matters: When you want to compare products in the Dishwashers category by technical performance, specifications, and available features.

Score components:

35.0%

8.1

Performance

30.0%

8.7

Features

25.0%

7.1

Programmes

10.0%

8.2

Design

Excellent
9.4

User score

What it is: A rating that combines user reviews with the total review volume for products in the Dishwashers category.

When it matters: When you want to know how products in the Dishwashers category perform in everyday use and how reliable owners find them over time.

Score components:

70.0%

9.2

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.6
(99)

(Reviews last updated: August 2026)

Exceptional
  • 7.4
    Efficient operation

    Score components:

    35.0%

    6.3

    Energy consumption per cycle

    25.0%

    8.3

    Water usage per cycle

    20.0%

    8.0

    Energy efficiency class

    10.0%

    7.4

    Noise level

    10.0%

    8.2

    No. of place settings

  • 7.6
    Quiet operation

    Score components:

    45.0%

    7.4

    Noise level

    20.0%

    8.0

    Noise emission class

    15.0%

    8.0

    Energy efficiency class

    10.0%

    6.3

    Energy consumption per cycle

    10.0%

    8.2

    No. of place settings

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Best prices in UK

Best rankings

?

Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The Siemens SN43ES15AE iQ300 is a 60 cm wide undermount dishwasher with a 13 place setting capacity, operating via a quiet 44 dB iQdrive motor. Key technical specifications include an energy efficiency rating of Class C, dimensions of 81.5 x 59.8 x 57.3 cm, and a maximum program temperature of 70°C. Prominent advantages include its smart Home Connect Wi-Fi integration for remote monitoring, an automated autoOpen dry system with a built-in heat exchanger, flexible loading options using a three-stage height-adjustable rackMatic upper basket, and quick wash acceleration via varioSpeed Plus. On the downside, the appliance has a noticeably lengthy runtime on its Eco 50°C setting, and lacks a dedicated third-tier cutlery drawer, relying instead on a traditional cutlery basket that occupies space on the lower rack.

Technical Specifications of dishwasher Siemens SN43ES15AE iQ300

Technical Score

What it is: An assessment of technical performance for products in the Dishwashers category across these key areas: Performance, Programmes, Features, Design.

When it matters: When you want to compare products in the Dishwashers category by technical performance, specifications, and available features.

Score components:

35.0%

8.1

Performance

30.0%

8.7

Features

25.0%

7.1

Programmes

10.0%

8.2

Design

8.0
Siemens SN43ES15AE iQ300 has a technical score of 8.05 points, which is higher than 60.9% of products in this category.
User score

What it is: A rating that combines user reviews with the total review volume for products in the Dishwashers category.

When it matters: When you want to know how products in the Dishwashers category perform in everyday use and how reliable owners find them over time.

Score components:

70.0%

9.2

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.6
(99)

(Reviews last updated: August 2026)

9.4
Siemens SN43ES15AE iQ300 has a user score of 9.44 points, which is higher than 96.1% of products in this category.
Popularity
What it is: An indicator based on the number of reviews received by products in the Dishwashers category.
When it matters: When you prefer products in the Dishwashers category that have been chosen and reviewed by many other buyers.
10
Siemens SN43ES15AE iQ300 has a popularity of 10 points, which is higher than 65.6% of products in this category.
Ratio quality/price

What it is: An indicator that combines the overall score of products in the Dishwashers category with their prices.

When it matters: When you are comparing products in the Dishwashers category and want a good balance between quality and price.

Score components:

60.0%

8.3

Overall score

40.0%

7.5

Price

8.1
Siemens SN43ES15AE iQ300 has a quality-to-price ratio of 8.1 points, which is higher than 63.9% of products in this category.
Energy efficiency class
What it is: This attribute refers to Energy efficiency class.
When it matters: This matters if you have a preference for this specification.

Importance: HIGH

C
Siemens SN43ES15AE iQ300 has energy efficiency class C, which is better than that of 53.9% of dishwashers and equal to that of 20.8% of dishwashers.
Washing efficiency class
What it is: This attribute refers to Washing efficiency class.
When it matters: This matters if you have a preference for this specification.

Importance: MEDIUM

A
Siemens SN43ES15AE iQ300 has washing efficiency class A, which is better than that of 1.1% of dishwashers and equal to that of 98.9% of dishwashers.
Drying efficiency class
What it is: This attribute refers to Drying efficiency class.
When it matters: This matters if you have a preference for this specification.

Importance: MEDIUM

A
Siemens SN43ES15AE iQ300 has drying efficiency class A, which is better than that of 1.1% of dishwashers and equal to that of 98.9% of dishwashers.
Noise emission class
What it is: This attribute refers to Noise emission class.
When it matters: This matters if you have a preference for this specification.

Importance: MEDIUM

B
Siemens SN43ES15AE iQ300 has noise emission class B, which is better than that of 44.6% of dishwashers and equal to that of 54.2% of dishwashers.
Energy consumption per cycle
What it is: This attribute refers to Energy consumption per cycle.
When it matters: This matters if you want to compare Energy consumption per cycle across dishwashers.

Importance: HIGH

0.74 kWh
Siemens SN43ES15AE iQ300 uses 0.74 kWh per cycle, which is lower than that of 59.5% of dishwashers and equal to that of 3.4% of dishwashers.
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No. of wash programs
What it is: This attribute refers to No. of wash programs.
When it matters: This matters if you want to compare No. of wash programs across dishwashers.

Importance: MEDIUM

5
Siemens SN43ES15AE iQ300 offers 5 wash programs, which is fewer than that of 78% of dishwashers and equal to that of 18.8% of dishwashers.
Quick wash program
What it is: This attribute shows whether the dishwasher has Quick wash program.
When it matters: This matters if you specifically want this feature.

Importance: MEDIUM

yes
Siemens SN43ES15AE iQ300 has a quick wash program. This feature is present in 99.6% of dishwashers.
Quick wash time
What it is: This attribute refers to Quick wash time.
When it matters: This matters if you want to compare Quick wash time across dishwashers.

Importance: MEDIUM

29 min
Siemens SN43ES15AE iQ300 completes its quick wash in 29 min, which is shorter than that of 77.6% of dishwashers and equal to that of 10% of dishwashers.
Eco wash time
What it is: This attribute refers to Eco wash time.
When it matters: This matters if you want to compare Eco wash time across dishwashers.

Importance: MEDIUM

275 min
Siemens SN43ES15AE iQ300 completes its Eco wash in 275 min, which is longer than that of 86.8% of dishwashers and equal to that of 2.8% of dishwashers.
Delicate wash program
What it is: This attribute shows whether the dishwasher has Delicate wash program.
When it matters: This matters if you specifically want this feature.

Importance: LOW

no
Siemens SN43ES15AE iQ300 does not have a delicate wash program. This feature is present in 60% of dishwashers.
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Automatic door opening
What it is: This attribute shows whether the dishwasher has Automatic door opening.
When it matters: This matters if you specifically want this feature.

Importance: HIGH

no
Siemens SN43ES15AE iQ300 does not have an automatic door-opening feature. This feature is present in 65.8% of dishwashers.
Touch screen
What it is: This attribute shows whether the dishwasher has Touch screen.
When it matters: This matters if you specifically want this feature.

Importance: LOW

yes
Siemens SN43ES15AE iQ300 has a touch screen. This feature is present in 10.1% of dishwashers.
Load sensor
What it is: This attribute shows whether the dishwasher has Load sensor.
When it matters: This matters if you specifically want this feature.

Importance: MEDIUM

yes
Siemens SN43ES15AE iQ300 has a load sensor. This feature is present in 69.6% of dishwashers.
Overflow protection
What it is: This attribute shows whether the dishwasher has Overflow protection.
When it matters: This matters if you specifically want this feature.

Importance: HIGH

yes
Siemens SN43ES15AE iQ300 has overflow protection. This feature is present in 97.1% of dishwashers.
Adjustable water softener
What it is: This attribute shows whether the dishwasher has Adjustable water softener.
When it matters: This matters if you specifically want this feature.

Importance: MEDIUM

yes
Siemens SN43ES15AE iQ300 has an adjustable water softener. This feature is present in 99% of dishwashers.
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Type of installation
What it is: This attribute refers to Type of installation.
When it matters: This matters if you have a preference for this specification.

Importance: LOW

built-in
No. of place settings
What it is: This attribute refers to No. of place settings.
When it matters: This matters if you want to compare No. of place settings across dishwashers.

Importance: MEDIUM

13
Siemens SN43ES15AE iQ300 holds 13 place settings, which is fewer than that of 55.2% of dishwashers and equal to that of 20.7% of dishwashers.
Cutlery basket
What it is: This attribute shows whether the dishwasher has Cutlery basket.
When it matters: This matters if you specifically want this feature.

Importance: LOW

yes
Siemens SN43ES15AE iQ300 has a cutlery basket. This feature is present in 58.4% of dishwashers.
Height adjustable top basket
What it is: This attribute shows whether the dishwasher has Height adjustable top basket.
When it matters: This matters if you specifically want this feature.

Importance: LOW

yes
Siemens SN43ES15AE iQ300 has a height-adjustable top basket. This feature is present in 93% of dishwashers.
Digital display
What it is: This attribute shows whether the dishwasher has Digital display.
When it matters: This matters if you specifically want this feature.

Importance: LOW

yes
Siemens SN43ES15AE iQ300 has a digital display. This feature is present in 90.3% of dishwashers.
Show more

Siemens SN43ES15AE iQ300 vs the average dishwasher

  • Has a self-cleaning filter system
    Siemens SN43ES15AE iQ300 has a self-cleaning filter system, while the average dishwasher does not have a self-cleaning filter system. 33.8% of dishwashers have a self-cleaning filter system.
    What it is: This attribute shows whether the dishwasher has Self-cleaning filter system.
    When it matters: This matters if you specifically want this feature.

    Importance: HIGH

    Siemens SN43ES15AE iQ300 has a self-cleaning filter system, while the average dishwasher does not have a self-cleaning filter system. 33.8% of dishwashers have a self-cleaning filter system.
  • Supports Wi-Fi
    Siemens SN43ES15AE iQ300 supports Wi-Fi, while the average dishwasher does not support Wi-Fi. 44.1% of dishwashers support Wi-Fi.
    What it is: This attribute shows whether the dishwasher has Wi-Fi.
    When it matters: This matters if you specifically want this feature.

    Importance: MEDIUM

    Siemens SN43ES15AE iQ300 supports Wi-Fi, while the average dishwasher does not support Wi-Fi. 44.1% of dishwashers support Wi-Fi.
  • Has a touch screen
    Siemens SN43ES15AE iQ300 has a touch screen, while the average dishwasher does not have a touch screen. 10.2% of dishwashers have a touch screen.
    What it is: This attribute shows whether the dishwasher has Touch screen.
    When it matters: This matters if you specifically want this feature.

    Importance: LOW

    Siemens SN43ES15AE iQ300 has a touch screen, while the average dishwasher does not have a touch screen. 10.2% of dishwashers have a touch screen.
  • Supports voice control
    Siemens SN43ES15AE iQ300 supports voice control, while the average dishwasher does not support voice control. 39.8% of dishwashers support voice control.
    What it is: This attribute shows whether the dishwasher has Voice control.
    When it matters: This matters if you specifically want this feature.

    Importance: LOW

    Siemens SN43ES15AE iQ300 supports voice control, while the average dishwasher does not support voice control. 39.8% of dishwashers support voice control.
  • 1 more wash temperatures
    Siemens SN43ES15AE iQ300 offers more wash temperatures than the average dishwasher (5 vs 4).
    What it is: This attribute refers to No. of wash temperatures.
    When it matters: This matters if you want to compare No. of wash temperatures across dishwashers.

    Importance: MEDIUM

    Siemens SN43ES15AE iQ300 offers more wash temperatures than the average dishwasher (5 vs 4).5 vs 4
  • 1 min shorter quick wash time
    Siemens SN43ES15AE iQ300 finishes the quick wash sooner than the average dishwasher (29 min vs 30 min).
    What it is: This attribute refers to Quick wash time.
    When it matters: This matters if you want to compare Quick wash time across dishwashers.

    Importance: MEDIUM

    Siemens SN43ES15AE iQ300 finishes the quick wash sooner than the average dishwasher (29 min vs 30 min).29 min vs 30 min
  • Better energy efficiency class
    Siemens SN43ES15AE iQ300 has a better energy efficiency class than the average dishwasher (C vs D).
    What it is: This attribute refers to Energy efficiency class.
    When it matters: This matters if you have a preference for this specification.

    Importance: HIGH

    Siemens SN43ES15AE iQ300 has a better energy efficiency class than the average dishwasher (C vs D).C vs D
  • 0.25 m longer cable length
    Siemens SN43ES15AE iQ300 has a longer cable than the average dishwasher (1.8 m vs 1.5 m).
    What it is: This attribute refers to Cable length.
    When it matters: This matters if you want to compare Cable length across dishwashers.

    Importance: LOW

    Siemens SN43ES15AE iQ300 has a longer cable than the average dishwasher (1.8 m vs 1.5 m).1.75 m vs 1.5 m
  • 1 more wash temperatures
    Siemens SN43ES15AE iQ300 offers more wash temperatures than the average dishwasher (5 vs 4).
  • Better energy efficiency class
    Siemens SN43ES15AE iQ300 has a better energy efficiency class than the average dishwasher (C vs D).
  • 0.01 kWh lower energy consumption per cycle
    Siemens SN43ES15AE iQ300 uses less energy per cycle than the average dishwasher (0.7 kWh vs 0.75 kWh).
  • 1 min shorter quick wash time
    Siemens SN43ES15AE iQ300 finishes the quick wash sooner than the average dishwasher (29 min vs 30 min).
  • Has a self-cleaning filter system
    Siemens SN43ES15AE iQ300 has a self-cleaning filter system, while the average dishwasher does not have a self-cleaning filter system. 33.8% of dishwashers have a self-cleaning filter system.
  • Supports Wi-Fi
    Siemens SN43ES15AE iQ300 supports Wi-Fi, while the average dishwasher does not support Wi-Fi. 44.1% of dishwashers support Wi-Fi.
  • Has a touch screen
    Siemens SN43ES15AE iQ300 has a touch screen, while the average dishwasher does not have a touch screen. 10.2% of dishwashers have a touch screen.
  • Supports voice control
    Siemens SN43ES15AE iQ300 supports voice control, while the average dishwasher does not support voice control. 39.8% of dishwashers support voice control.
  • 0.25 m longer cable length
    Siemens SN43ES15AE iQ300 has a longer cable than the average dishwasher (1.8 m vs 1.5 m).
  • 0.1 m longer supply hose length
    Siemens SN43ES15AE iQ300 has a longer supply hose than the average dishwasher (1.7 m vs 1.55 m).
  • 0.5 cm shorter height
    Siemens SN43ES15AE iQ300 is shorter than the average dishwasher (81.5 cm vs 82 cm).
  • 1.5 kg lighter weight
    Siemens SN43ES15AE iQ300 is lighter than the average dishwasher (37.6 kg vs 39.1 kg).

Total
Overall
Performance
Programmes
Features
Design
  • Uses a different motor type
    Siemens SN43ES15AE iQ300 uses standard, while the average dishwasher uses inverter.
  • Does not have a delicate wash program
    Siemens SN43ES15AE iQ300 does not have a delicate wash program, while the average dishwasher has a delicate wash program. 59.9% of dishwashers have a delicate wash program.
  • Does not have a quiet wash program
    Siemens SN43ES15AE iQ300 does not have a quiet wash program, while the average dishwasher has a quiet wash program. 59.9% of dishwashers have a quiet wash program.
  • 40 min longer Eco wash time
    Siemens SN43ES15AE iQ300 takes longer to finish the Eco wash than the average dishwasher (275 min vs 235 min).
  • 1 fewer wash programs
    Siemens SN43ES15AE iQ300 offers fewer wash programs than the average dishwasher (5 vs 6).
  • Does not have an automatic door-opening feature
    Siemens SN43ES15AE iQ300 does not have an automatic door-opening feature, while the average dishwasher has an automatic door-opening feature. 65.7% of dishwashers have an automatic door-opening feature.
  • 1 fewer place settings
    Siemens SN43ES15AE iQ300 holds fewer place settings than the average dishwasher (13 vs 14).
  • 1.3 cm deeper depth
    Siemens SN43ES15AE iQ300 is deeper than the average dishwasher (57.3 cm vs 56 cm).
  • Uses a different motor type
    Siemens SN43ES15AE iQ300 uses standard, while the average dishwasher uses inverter.
    What it is: This attribute refers to Motor type.
    When it matters: This matters if you have a preference for this specification.

    Importance: HIGH

    Siemens SN43ES15AE iQ300 uses standard, while the average dishwasher uses inverter.standard vs inverter
  • Does not have an automatic door-opening feature
    Siemens SN43ES15AE iQ300 does not have an automatic door-opening feature, while the average dishwasher has an automatic door-opening feature. 65.7% of dishwashers have an automatic door-opening feature.
    What it is: This attribute shows whether the dishwasher has Automatic door opening.
    When it matters: This matters if you specifically want this feature.

    Importance: HIGH

    Siemens SN43ES15AE iQ300 does not have an automatic door-opening feature, while the average dishwasher has an automatic door-opening feature. 65.7% of dishwashers have an automatic door-opening feature.
  • Does not have a delicate wash program
    Siemens SN43ES15AE iQ300 does not have a delicate wash program, while the average dishwasher has a delicate wash program. 59.9% of dishwashers have a delicate wash program.
    What it is: This attribute shows whether the dishwasher has Delicate wash program.
    When it matters: This matters if you specifically want this feature.

    Importance: LOW

    Siemens SN43ES15AE iQ300 does not have a delicate wash program, while the average dishwasher has a delicate wash program. 59.9% of dishwashers have a delicate wash program.
  • Does not have a quiet wash program
    Siemens SN43ES15AE iQ300 does not have a quiet wash program, while the average dishwasher has a quiet wash program. 59.9% of dishwashers have a quiet wash program.
    What it is: This attribute shows whether the dishwasher has Quiet wash program.
    When it matters: This matters if you specifically want this feature.

    Importance: LOW

    Siemens SN43ES15AE iQ300 does not have a quiet wash program, while the average dishwasher has a quiet wash program. 59.9% of dishwashers have a quiet wash program.
  • 40 min longer Eco wash time
    Siemens SN43ES15AE iQ300 takes longer to finish the Eco wash than the average dishwasher (275 min vs 235 min).
    What it is: This attribute refers to Eco wash time.
    When it matters: This matters if you want to compare Eco wash time across dishwashers.

    Importance: MEDIUM

    Siemens SN43ES15AE iQ300 takes longer to finish the Eco wash than the average dishwasher (275 min vs 235 min).275 min vs 235 min
  • 1 fewer place settings
    Siemens SN43ES15AE iQ300 holds fewer place settings than the average dishwasher (13 vs 14).
    What it is: This attribute refers to No. of place settings.
    When it matters: This matters if you want to compare No. of place settings across dishwashers.

    Importance: MEDIUM

    Siemens SN43ES15AE iQ300 holds fewer place settings than the average dishwasher (13 vs 14).13 vs 14
  • 1 fewer wash programs
    Siemens SN43ES15AE iQ300 offers fewer wash programs than the average dishwasher (5 vs 6).
    What it is: This attribute refers to No. of wash programs.
    When it matters: This matters if you want to compare No. of wash programs across dishwashers.

    Importance: MEDIUM

    Siemens SN43ES15AE iQ300 offers fewer wash programs than the average dishwasher (5 vs 6).5 vs 6
  • 38.1% more expensive
    Siemens SN43ES15AE iQ300 is more expensive than the average dishwasher (£580 vs £420).
    Siemens SN43ES15AE iQ300 is more expensive than the average dishwasher (£580 vs £420).£580 vs £420
Total
Overall
Performance
Programmes
Features
Design

Graphic comparison of Siemens SN43ES15AE iQ300 and other products in the Dishwashers category

Attribute category
Attribute
No results found

Third-party reviews

United Kingdom
amazon
4.6
99 Reviews

(Reviews last updated: August 2026)

What customers like about Siemens SN43ES15AE iQ300?

  • Efficient drying performance with the autoOpen dry feature that automatically opens the door
  • Convenient smart operation and remote control using the Home Connect app
  • Flexible storage space due to the height-adjustable upper basket with rackMatic
  • Quiet operation supported by the iQdrive motor
  • Time-saving capability using the varioSpeed Plus function to speed up cycles
  • Effective cleaning of stubborn dirt via the dedicated intensiveZone in the lower basket

What customers dislike about Siemens SN43ES15AE iQ300?

  • Eco program has a significantly long cycle run time
  • Plastic items sometimes do not dry as completely as glassware or porcelain
  • Initial setup (such as adjusting water hardness) can be complicated without using the app
  • Lacks a dedicated third top cutlery drawer, relying on a traditional cutlery basket instead

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