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Sharp SDW6504MS Review | 59 Data compared

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  • Avg. price in UK: ~£430
  • Avg. price in US: ~$500
  • No. of place settings: 12
  • Energy efficiency class: ?
  • Noise level: 52 dB
  • Overflow protection: yes
  • Height adjustable top basket: yes

Sharp SDW6504MS review. Compare 59 technical specifications and user reviews to see how this product ranks in the Dishwashers category and whether it is worth buying.

6.4

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%

5.9

Technical Score

20.0%

8.2

User score

Good
5.9

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%

5.1

Performance

30.0%

5.6

Features

25.0%

7.2

Programmes

10.0%

6.6

Design

Good
8.2

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%

7.4

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
3.8
(61)
United States
Amazon_logo.png
3.7
(63)

(Reviews last updated: August 2026)

Excellent
  • 5.7
    Efficient operation

    Score components:

    35.0%

    ?

    Energy consumption per cycle

    25.0%

    2.1

    Water usage per cycle

    20.0%

    ?

    Energy efficiency class

    10.0%

    1.0

    Noise level

    10.0%

    6.4

    No. of place settings

  • 3.9
    Quiet operation

    Score components:

    45.0%

    1.0

    Noise level

    20.0%

    4.0

    Noise emission class

    15.0%

    ?

    Energy efficiency class

    10.0%

    ?

    Energy consumption per cycle

    10.0%

    6.4

    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 SHARP SDW6504MS is a 24-inch built-in dishwasher featuring a 12 place-setting capacity, 5 wash cycles, and 4 functional options like Sanitize and Half Load. Its primary advantage is a flexible interior design highlighted by an adjustable upper rack with a 2-inch height variance, fold-down lower tines, a responsive soil sensor, and an Energy Star certified hybrid tub constructed with stainless steel walls and a heavy-duty plastic floor. However, its 52 dBA noise level operates noticeably louder than premium whisper-quiet alternatives, and it lacks modern enhancements like Wi-Fi connectivity or fully integrated hidden controls.

Technical Specifications of dishwasher Sharp SDW6504MS

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%

5.1

Performance

30.0%

5.6

Features

25.0%

7.2

Programmes

10.0%

6.6

Design

5.9
Sharp SDW6504MS has a technical score of 5.93 points, which is lower than 98.4% 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%

7.4

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
3.8
(61)
United States
Amazon_logo.png
3.7
(63)

(Reviews last updated: August 2026)

8.2
Sharp SDW6504MS has a user score of 8.18 points, which is higher than 66.2% 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
Sharp SDW6504MS 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%

6.4

Overall score

40.0%

8.3

Price

6.9
Sharp SDW6504MS has a quality-to-price ratio of 6.9 points, which is lower than 96.5% 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

?
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
Sharp SDW6504MS 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

?
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

D
Sharp SDW6504MS has noise emission class D, which is worse than that of 95.9% of dishwashers and equal to that of 4.1% 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

?
Show more
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
Sharp SDW6504MS 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

?
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

60 min
Sharp SDW6504MS completes its quick wash in 60 min, which is longer than that of 76.9% of dishwashers and equal to that of 19.9% 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

?
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

yes
Sharp SDW6504MS has a delicate wash program. This feature is present in 59.9% of dishwashers.
Show more
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
Sharp SDW6504MS 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

no
Sharp SDW6504MS does not have a touch screen. This feature is present in 10.2% 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

no
Sharp SDW6504MS does not have a load sensor. This feature is present in 69.7% 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
Sharp SDW6504MS 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

?
Show more
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

12
Sharp SDW6504MS holds 12 place settings, which is fewer than that of 76% of dishwashers and equal to that of 5.4% 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
Sharp SDW6504MS 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
Sharp SDW6504MS 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
Sharp SDW6504MS has a digital display. This feature is present in 90.3% of dishwashers.
Show more

Sharp SDW6504MS vs the average dishwasher

  • Has a pause option
    Sharp SDW6504MS has a pause option, while the average dishwasher does not have a pause option. 43.6% of dishwashers have a pause option.
    What it is: This attribute shows whether the dishwasher has Pause option.
    When it matters: This matters if you specifically want this feature.

    Importance: LOW

    Sharp SDW6504MS has a pause option, while the average dishwasher does not have a pause option. 43.6% of dishwashers have a pause option.
  • 7.1 kg lighter weight
    Sharp SDW6504MS is lighter than the average dishwasher (32 kg vs 39.1 kg).
    What it is: This attribute refers to Weight.
    When it matters: This matters if you want to compare Weight across dishwashers.

    Importance: LOW

    Sharp SDW6504MS is lighter than the average dishwasher (32 kg vs 39.1 kg).32 kg vs 39.1 kg
  • 10x more popular
    Sharp SDW6504MS is more popular than the average dishwasher (10 vs 1).
    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.
    Sharp SDW6504MS is more popular than the average dishwasher (10 vs 1).10 vs 1
  • 2.3% higher user score
    Sharp SDW6504MS has a higher user score than the average dishwasher (8.18 vs 8).
    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.
    Sharp SDW6504MS has a higher user score than the average dishwasher (8.18 vs 8).8.18 vs 8
  • Has a pause option
    Sharp SDW6504MS has a pause option, while the average dishwasher does not have a pause option. 43.6% of dishwashers have a pause option.
  • 7.1 kg lighter weight
    Sharp SDW6504MS is lighter than the average dishwasher (32 kg vs 39.1 kg).

Total
Overall
Programmes
Design
  • Uses a different motor type
    Sharp SDW6504MS uses induction, while the average dishwasher uses inverter.
  • 8 dB higher noise level
    Sharp SDW6504MS has a higher noise level than the average dishwasher (52 dB vs 44 dB).
  • 1.86 L higher water usage per cycle
    Sharp SDW6504MS uses more water per cycle than the average dishwasher (11.4 L vs 9.5 L).
  • Worse noise emission class
    Sharp SDW6504MS has a worse noise emission class than the average dishwasher (D vs B).
  • 1 °C lower maximum cleaning temperature
    Sharp SDW6504MS reaches a lower cleaning temperature than the average dishwasher (69 °C vs 70 °C).
  • 30 min longer quick wash time
    Sharp SDW6504MS takes longer to finish the quick wash than the average dishwasher (60 min vs 30 min).
  • 1 fewer wash programs
    Sharp SDW6504MS offers fewer wash programs than the average dishwasher (5 vs 6).
  • Does not have an automatic door-opening feature
    Sharp SDW6504MS 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 load sensor
    Sharp SDW6504MS does not have a load sensor, while the average dishwasher has a load sensor. 69.6% of dishwashers have a load sensor.
  • 2 fewer place settings
    Sharp SDW6504MS holds fewer place settings than the average dishwasher (12 vs 14).
  • 3.4 cm taller height
    Sharp SDW6504MS is taller than the average dishwasher (85.4 cm vs 82 cm).
  • 0.2 m shorter cable length
    Sharp SDW6504MS has a shorter cable than the average dishwasher (1.3 m vs 1.5 m).
  • 1.8 cm deeper depth
    Sharp SDW6504MS is deeper than the average dishwasher (57.8 cm vs 56 cm).
  • 0.2 cm wider width
    Sharp SDW6504MS is wider than the average dishwasher (60 cm vs 59.8 cm).
  • Uses a different motor type
    Sharp SDW6504MS uses induction, 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

    Sharp SDW6504MS uses induction, while the average dishwasher uses inverter.induction vs inverter
  • Does not have an automatic door-opening feature
    Sharp SDW6504MS 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

    Sharp SDW6504MS 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.
  • 8 dB higher noise level
    Sharp SDW6504MS has a higher noise level than the average dishwasher (52 dB vs 44 dB).
    What it is: This attribute refers to Noise level.
    When it matters: This matters if you want to compare Noise level across dishwashers.

    Importance: HIGH

    Sharp SDW6504MS has a higher noise level than the average dishwasher (52 dB vs 44 dB).52 dB vs 44 dB
  • 1.86 L higher water usage per cycle
    Sharp SDW6504MS uses more water per cycle than the average dishwasher (11.4 L vs 9.5 L).
    What it is: This attribute refers to Water usage per cycle.
    When it matters: This matters if you want to compare Water usage per cycle across dishwashers.

    Importance: HIGH

    Sharp SDW6504MS uses more water per cycle than the average dishwasher (11.4 L vs 9.5 L).11.36 L vs 9.5 L
  • Worse noise emission class
    Sharp SDW6504MS has a worse noise emission class than the average dishwasher (D vs B).
    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

    Sharp SDW6504MS has a worse noise emission class than the average dishwasher (D vs B).D vs B
  • Does not have a load sensor
    Sharp SDW6504MS does not have a load sensor, while the average dishwasher has a load sensor. 69.6% of dishwashers have a 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

    Sharp SDW6504MS does not have a load sensor, while the average dishwasher has a load sensor. 69.6% of dishwashers have a load sensor.
  • 30 min longer quick wash time
    Sharp SDW6504MS takes longer to finish the quick wash than the average dishwasher (60 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

    Sharp SDW6504MS takes longer to finish the quick wash than the average dishwasher (60 min vs 30 min).60 min vs 30 min
  • 2 fewer place settings
    Sharp SDW6504MS holds fewer place settings than the average dishwasher (12 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

    Sharp SDW6504MS holds fewer place settings than the average dishwasher (12 vs 14).12 vs 14
Total
Overall
Performance
Programmes
Features
Design

Graphic comparison of Sharp SDW6504MS and other products in the Dishwashers category

Attribute category
Attribute
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Third-party reviews

United Kingdom
amazon
3.8
61 Reviews
United States
Amazon_logo.png
3.7
63 Reviews

(Reviews last updated: August 2026)

What customers like about Sharp SDW6504MS?

  • Operates very quietly during wash cycles
  • Sleek and attractive stainless steel exterior design
  • Simple, intuitive, and easy-to-use front touch control panel
  • Heated dry option effectively dries dishes, including plastics
  • Smooth gliding racks that slide out easily without falling off the rails
  • Helpful cycle options such as the soil-sensing 'Auto' mode and water-saving 'Half Load' function
  • Good overall value and competitive pricing

What customers dislike about Sharp SDW6504MS?

  • Small overall interior capacity, which may not be ideal for large families
  • Misleading marketing regarding a '3rd rack' (it features only two standard racks and a silverware basket)
  • Top rack cup holders struggle to keep tall glasses upright or properly balanced
  • Equipped with only two water spray bars
  • Does not include a power cord out of the box, requiring a separate purchase or reuse of an old cord
  • Some users reported reliability issues and difficulty resolving warranty/repair claims with customer service

Expert reviews

C
consumerreports.org
N/A
Summary of the review
Sharp SDW6504MS Dishwasher Review - Consumer Reports

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