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Eureka Flash NES510 Review | 52 Data compared

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  • Avg. price in UK: ~£130
  • Avg. price in US: ~$140
  • Suction power (AW): ?
  • Battery runtime: N/A minutes
  • Capacity: 1 L
  • Weight: 3.36 kg

Eureka Flash NES510 review. Compare 52 technical specifications and user reviews to see how this product ranks in the Vacuum Cleaners category and whether it is worth buying.

6.7

Overall score

What it is: An overall evaluation of the vacuum cleaner's quality, based on technical analysis and user reviews.

When it matters: When you need a quick reference for identifying the best vacuum cleaners on the market.

Score components:

80.0%

6.7

Technical Score

20.0%

?

User score

Good
6.7

Technical Score

What it is: An assessment of the vacuum cleaner's technical performance across six key areas: performance, battery and power supply, filtration, attachments, design, and smart features.

When it matters: When you want to compare vacuum cleaners by cleaning performance, specifications, and available features.

Score components:

28.0%

6.8

Performance

22.0%

6.3

Battery

18.0%

7.2

Filtration

14.0%

7.1

Attachments

10.0%

6.7

Design

8.0%

5.2

Smart features

Good
?

User score

What it is: A rating that combines user reviews with the total number of reviews received by the vacuum cleaner.

When it matters: When you want to know how a vacuum cleaner performs in everyday use and how reliable owners find it over time.

Score components:

70.0%

?

User reviews

30.0%

?

Popularity

  • 6.3
    Hard floors

    Score components:

    30.0%

    4.0

    Mopping support

    25.0%

    8.2

    Weight

    20.0%

    4.4

    Noise level (Min-Max)

    15.0%

    10

    Capacity

    10.0%

    6.3

    Power consumption

  • 5.7
    Pet homes

    Score components:

    30.0%

    4.0

    Mini motorized brush

    25.0%

    4.0

    Anti-tangle brush

    20.0%

    10

    Capacity

    15.0%

    4.4

    Noise level (Min-Max)

    10.0%

    8.2

    Weight

  • No image
No image

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 Eureka Flash NES510 is a 2-in-1 bagless corded stick and handheld vacuum cleaner featuring a 400W–500W motor that generates a strong 15 kPa of suction power. Weighing just 6.3 pounds, it is equipped with a motorized floor nozzle, dual-speed fingertip brush roll controls, advanced swivel steering, a 0.95-litre dust cup, and front LED headlights. Main advantages include its continuous power supply from a generous 30-foot (10-meter) power cord, lightweight maneuverability under furniture, and easy conversion into a portable hand vac for stairs and car interiors. However, notable drawbacks include an operating noise level of up to 86 decibels, a handle that can become uncomfortably hot during extended use, the lack of a true HEPA filtration system, and its tendency to tangle with hair and struggle on thick, high-pile rugs.

Technical Specifications of vacuum cleaner Eureka Flash NES510

Technical Score

What it is: An assessment of the vacuum cleaner's technical performance across six key areas: performance, battery and power supply, filtration, attachments, design, and smart features.

When it matters: When you want to compare vacuum cleaners by cleaning performance, specifications, and available features.

Score components:

28.0%

?

Performance

22.0%

?

Battery

18.0%

?

Filtration

14.0%

?

Attachments

10.0%

?

Design

8.0%

?

Smart features

6.7
Eureka Flash NES510 has a technical score of 6.67 points, which is lower than 68.2% of vacuum cleaners.
User score

What it is: A rating that combines user reviews with the total number of reviews received by the vacuum cleaner.

When it matters: When you want to know how a vacuum cleaner performs in everyday use and how reliable owners find it over time.

Score components:

70.0%

0.0

User reviews

30.0%

1.0

Popularity

?
Popularity
What it is: An indicator based on the number of reviews received by the vacuum cleaner.
When it matters: When you prefer a vacuum cleaner that has been chosen and reviewed by many other buyers.
1.0
Eureka Flash NES510 has a popularity of 1 points, which is lower than 60.8% of products in this category.
Ratio quality/price

What it is: An indicator that combines the vacuum cleaner's overall score with its price.

When it matters: When you are looking for a vacuum cleaner with a good balance between quality and price.

Score components:

60.0%

6.7

Overall score

40.0%

9.8

Price

7.6
Eureka Flash NES510 has a quality-to-price ratio of 7.6 points, which is lower than 72.9% of products in this category.
Suction power (AW)
What it is: A measure of usable suction output in air watts, combining airflow and pressure into one cleaning-power figure.
When it matters: When you want the clearest single number for overall cleaning power on carpets and stubborn debris.

Importance: HIGH

?
Suction power (kPa)
What it is: The maximum suction pressure the vacuum can generate, expressed in kilopascals.
When it matters: When you compare how strongly different vacuums can pull dirt from seams, rugs, and tight surfaces.

Importance: HIGH

15 kPa
Eureka Flash NES510 has a suction pressure of 15 kPa, which is lower than that of 76.5% of vacuum cleaners and equal to that of 3.8% of vacuum cleaners.
Airflow
What it is: The volume of air the vacuum moves during operation, which helps indicate how effectively debris can be carried into the dust container.
When it matters: When you want better pickup of lighter debris such as dust, crumbs, and hair across larger floor areas.

Importance: HIGH

?
Motor type
What it is: The motor design used to drive suction, such as brushless or universal construction.
When it matters: When you care about motor durability, efficiency, and how modern the vacuum drive system is.

Importance: LOW

?
Power consumption
What it is: The amount of electrical power the vacuum draws while operating, measured in watts.
When it matters: When you want to limit electricity use or compare efficiency between vacuums with similar cleaning power.

Importance: LOW

500 W
Eureka Flash NES510 draws 500 W, which is lower than the power consumption of 58.1% of vacuum cleaners and equal to that of 2.1% of vacuum cleaners.
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Cordless
What it is: Indicates whether the vacuum can run without being connected to a power cable.
When it matters: When you want to move quickly between rooms, stairs, or cars without trailing a power cord.

Importance: MEDIUM

no
Eureka Flash NES510 does not work cordlessly. 49.6% of vacuum cleaners offer cordless operation.
Battery runtime
What it is: The maximum operating time the vacuum can deliver on a full charge in standard use.
When it matters: When you want to finish your normal cleaning routine on one charge.

Importance: HIGH

N/A
Charging time
What it is: The time required to recharge the battery from empty to full.
When it matters: When you need the vacuum ready again quickly after a short cleaning session.

Importance: MEDIUM

?
Battery capacity
What it is: The total amount of energy or charge the battery can store before recharging is needed.
When it matters: When you want a rough idea of how much stored energy the battery pack holds.

Importance: MEDIUM

N/A
Battery voltage
What it is: The nominal electrical voltage supplied by the battery pack.
When it matters: When you compare cordless models and want another clue about battery system strength.

Importance: LOW

N/A
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Filter class
What it is: The filtration standard or class used to describe how finely the vacuum filters outgoing air.
When it matters: When you care about capturing finer dust and keeping the exhaust air cleaner.

Importance: MEDIUM

foam
Eureka Flash NES510 uses filter class foam, which is less advanced than the class used by 91.5% of vacuum cleaners and the same as the class used by 1.5% of vacuum cleaners.
Minimum overall efficiency
What it is: The minimum particle retention efficiency implied by the stated filter grade.
When it matters: When you want a clearer view of how much fine particulate the filter grade can block at minimum.

Importance: MEDIUM

?
Suitable for allergy sufferers
What it is: Indicates whether the filtration setup is strong enough to make the vacuum more appropriate for allergy-sensitive homes.
When it matters: When someone at home reacts badly to dust and you want a safer filtration setup.

Importance: MEDIUM

no
Eureka Flash NES510 is not suitable for allergy sufferers. 82.4% of vacuum cleaners are allergy-friendly.
Capacity
What it is: The amount of dust or debris the container or bag can hold before it needs to be emptied or replaced.
When it matters: When you want to empty the dust container less often during bigger cleaning jobs.

Importance: MEDIUM

1 L
Eureka Flash NES510 has a dust capacity of 1 L, which is larger than that of 48.9% of vacuum cleaners and equal to that of 5.4% of vacuum cleaners.
Bagless
What it is: Indicates whether the vacuum collects dirt in a reusable dust container instead of disposable bags.
When it matters: When you prefer not to buy replacement bags and want to empty a reusable bin instead.

Importance: LOW

yes
Eureka Flash NES510 uses a bagless design. 78.6% of vacuum cleaners use this setup.
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Main brush type
What it is: The construction style of the main floor brush that makes primary contact with the surface being cleaned.
When it matters: When you need the floor head design to match your mix of carpets and hard floors.

Importance: LOW

roll brush
Roller type
What it is: The roller material or profile used to move across the floor and lift debris.
When it matters: When you want the contact surface to suit delicate floors, embedded dirt, or hair pickup better.

Importance: LOW

bristled
Anti-tangle brush
What it is: A brush design intended to reduce hair wrapping and tangling around the roller.
When it matters: When long hair regularly wraps around the brush and you want less manual cleaning.

Importance: LOW

no
Eureka Flash NES510 does not include an anti-tangle brush. 25.7% of vacuum cleaners include this feature.
Mini motorized brush
What it is: A small powered cleaning head intended for upholstery, stairs, and concentrated dirt or pet hair.
When it matters: When you clean sofas, stairs, or pet beds where a powered small head works better than a standard nozzle.

Importance: LOW

no
Eureka Flash NES510 does not include a mini motorized brush. 26.9% of vacuum cleaners include this attachment.
Suitable for pet owners
What it is: Indicates whether the vacuum is especially suited to homes where pet hair is a regular cleaning concern.
When it matters: When pet hair is one of the main reasons you are buying a vacuum in the first place.

Importance: MEDIUM

yes
Eureka Flash NES510 is suitable for pet owners. 72% of vacuum cleaners handle pet hair well.
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Vacuum type
What it is: Identifies the vacuum's overall form factor, such as stick, canister, upright, handheld, or wet-dry.
When it matters: When storage, maneuverability, and your usual cleaning jobs matter more than raw suction numbers.

Importance: LOW

stick
Weight
What it is: The total mass of the vacuum cleaner, which affects carrying comfort and ease of use.
When it matters: When you carry the vacuum upstairs, around the house, or use it for longer sessions.

Importance: MEDIUM

3.36 kg
Eureka Flash NES510 weighs 3.36 kg, which is lower than the weight of 53% of vacuum cleaners.
2-in-1 design
What it is: A design that allows the vacuum to be used in two form factors, typically as a stick unit and a handheld unit.
When it matters: When you want one machine to handle both floors and quick handheld jobs.

Importance: LOW

yes
Eureka Flash NES510 offers a 2-in-1 design. 53% of vacuum cleaners offer this flexible format.
Self-standing
What it is: Indicates whether the vacuum can remain upright on its own without being leaned against support.
When it matters: When you want to pause mid-clean without laying the vacuum on the floor or wall.

Importance: LOW

no
Eureka Flash NES510 does not stand on its own. 18.9% of vacuum cleaners offer this convenience.
Adjustable tube height
What it is: Indicates whether the tube length can be adjusted to change reach and handling height.
When it matters: When different users share the vacuum or you want a more comfortable reach.

Importance: LOW

no
Eureka Flash NES510 does not include adjustable tube height. 47.4% of vacuum cleaners offer this ergonomic feature.
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Auto suction adjustment
What it is: A function that changes suction automatically based on floor type or detected dirt load.
When it matters: When you want the vacuum to react by itself as you move between floor types or dirt levels.

Importance: LOW

no
Eureka Flash NES510 does not support automatic suction adjustment. 19.9% of vacuum cleaners support this feature.
Dust particle sensor
What it is: A sensor that monitors fine debris levels to inform or automate cleaning behavior.
When it matters: When you want extra feedback in dusty rooms instead of relying only on what you can see.

Importance: LOW

no
Eureka Flash NES510 does not include a dust particle sensor. 8% of vacuum cleaners include this feature.
LED display
What it is: A built-in illuminated display used to show status information such as battery, mode, or alerts.
When it matters: When you want cleaner status feedback for battery, mode, and warnings at a glance.

Importance: LOW

no
Eureka Flash NES510 does not include an LED display. 25.9% of vacuum cleaners include this interface feature.
Nozzle light
What it is: A light built into the cleaning head to improve visibility in dark areas under furniture or along edges.
When it matters: When you vacuum under beds, sofas, or dark corners where hidden dust is easy to miss.

Importance: LOW

yes
Eureka Flash NES510 includes a nozzle light. 43.4% of vacuum cleaners include this visibility feature.
Mopping support
What it is: Indicates whether the appliance can also wipe or mop surfaces in addition to vacuuming.
When it matters: When you want one appliance to handle both dry vacuuming and light floor wiping.

Importance: LOW

no
Eureka Flash NES510 does not support mopping. 3.7% of vacuum cleaners support this multi-function feature.

Eureka Flash NES510 vs the average vacuum cleaner

  • 2.64 m longer power cord
    Eureka Flash NES510 has a longer power cord than the average vacuum cleaner (9.1 m vs 6.5 m).
    What it is: The physical length of the mains cable supplied for corded use.
    When it matters: When you clean larger rooms with a corded model and want fewer outlet changes.

    Importance: LOW

    Eureka Flash NES510 has a longer power cord than the average vacuum cleaner (9.1 m vs 6.5 m).9.14 m vs 6.5 m
  • Includes nozzle light
    Eureka Flash NES510 includes a nozzle light, the average vacuum cleaner does not.
    What it is: A light built into the cleaning head to improve visibility in dark areas under furniture or along edges.
    When it matters: When you vacuum under beds, sofas, or dark corners where hidden dust is easy to miss.

    Importance: LOW

    Eureka Flash NES510 includes a nozzle light, the average vacuum cleaner does not.
  • 64.3 mm shallower body
    Eureka Flash NES510 is less deep than the average vacuum cleaner (200.7 mm vs 265 mm).
    What it is: The front-to-back measurement of the vacuum body or main assembly.
    When it matters: When front-to-back size affects where the vacuum can be stored or parked.

    Importance: LOW

    Eureka Flash NES510 is less deep than the average vacuum cleaner (200.7 mm vs 265 mm).200.7 mm vs 265 mm
  • 19.4 mm wider cleaning path
    Eureka Flash NES510 has a wider cleaning path than the average vacuum cleaner (279.4 mm vs 260 mm).
    What it is: The width of the area covered by the main floor head in a single forward pass.
    When it matters: When you clean large open floors and want to cover more area in fewer passes.

    Importance: LOW

    Eureka Flash NES510 has a wider cleaning path than the average vacuum cleaner (279.4 mm vs 260 mm).279.4 mm vs 260 mm
  • 100 W lower power draw
    Eureka Flash NES510 draws less power than the average vacuum cleaner (500 W vs 600 W).
    What it is: The amount of electrical power the vacuum draws while operating, measured in watts.
    When it matters: When you want to limit electricity use or compare efficiency between vacuums with similar cleaning power.

    Importance: LOW

    Eureka Flash NES510 draws less power than the average vacuum cleaner (500 W vs 600 W).500 W vs 600 W
  • 100 W lower power draw
    Eureka Flash NES510 draws less power than the average vacuum cleaner (500 W vs 600 W).
  • 19.4 mm wider cleaning path
    Eureka Flash NES510 has a wider cleaning path than the average vacuum cleaner (279.4 mm vs 260 mm).
  • 2.64 m longer power cord
    Eureka Flash NES510 has a longer power cord than the average vacuum cleaner (9.1 m vs 6.5 m).
  • 64.3 mm shallower body
    Eureka Flash NES510 is less deep than the average vacuum cleaner (200.7 mm vs 265 mm).
  • Includes nozzle light
    Eureka Flash NES510 includes a nozzle light, the average vacuum cleaner does not.

Total
Performance
Battery
Design
Smart features
  • Louder operation
    Eureka Flash NES510 is noisier than the average vacuum cleaner (86-86 dB vs 77-77 dB).
  • 5 kPa weaker suction
    Eureka Flash NES510 has lower suction pressure than the average vacuum cleaner (15 kPa vs 20 kPa).
  • Not allergy-friendly
    Eureka Flash NES510 is not suitable for allergy sufferers, the average vacuum cleaner is.
  • Lower filter class
    Eureka Flash NES510 uses a lower filter class than the average vacuum cleaner (foam vs hepa).
  • 16.9 mm wider body
    Eureka Flash NES510 is wider than the average vacuum cleaner (281.9 mm vs 265 mm).
  • Louder operation
    Eureka Flash NES510 is noisier than the average vacuum cleaner (86-86 dB vs 77-77 dB).
    What it is: The operating sound range of the vacuum across its available modes, measured in decibels.
    When it matters: When you clean in apartments, around children, or at night and want a quieter machine.

    Importance: HIGH

    Eureka Flash NES510 is noisier than the average vacuum cleaner (86-86 dB vs 77-77 dB).86-86 dB vs 77-77 dB
  • 5 kPa weaker suction
    Eureka Flash NES510 has lower suction pressure than the average vacuum cleaner (15 kPa vs 20 kPa).
    What it is: The maximum suction pressure the vacuum can generate, expressed in kilopascals.
    When it matters: When you compare how strongly different vacuums can pull dirt from seams, rugs, and tight surfaces.

    Importance: HIGH

    Eureka Flash NES510 has lower suction pressure than the average vacuum cleaner (15 kPa vs 20 kPa).15 kPa vs 20 kPa
  • Not allergy-friendly
    Eureka Flash NES510 is not suitable for allergy sufferers, the average vacuum cleaner is.
    What it is: Indicates whether the filtration setup is strong enough to make the vacuum more appropriate for allergy-sensitive homes.
    When it matters: When someone at home reacts badly to dust and you want a safer filtration setup.

    Importance: MEDIUM

    Eureka Flash NES510 is not suitable for allergy sufferers, the average vacuum cleaner is.
  • Lower filter class
    Eureka Flash NES510 uses a lower filter class than the average vacuum cleaner (foam vs hepa).
    What it is: The filtration standard or class used to describe how finely the vacuum filters outgoing air.
    When it matters: When you care about capturing finer dust and keeping the exhaust air cleaner.

    Importance: MEDIUM

    Eureka Flash NES510 uses a lower filter class than the average vacuum cleaner (foam vs hepa).foam vs hepa
  • 3.1% worse value for money
    Eureka Flash NES510 offers worse value for money than the average vacuum cleaner (7.62 vs 7.859).
    What it is: An indicator that combines the vacuum cleaner's overall score with its price.
    When it matters: When you are looking for a vacuum cleaner with a good balance between quality and price.
    Eureka Flash NES510 offers worse value for money than the average vacuum cleaner (7.62 vs 7.859).7.62 vs 7.86
  • 16.9 mm wider body
    Eureka Flash NES510 is wider than the average vacuum cleaner (281.9 mm vs 265 mm).
    What it is: The side-to-side dimension of the vacuum body or main cleaning head.
    When it matters: When the vacuum must fit specific storage spaces or move around tight furniture layouts.

    Importance: LOW

    Eureka Flash NES510 is wider than the average vacuum cleaner (281.9 mm vs 265 mm).281.9 mm vs 265 mm
Total
Overall
Performance
Filtration
Design

Graphic comparison of Eureka Flash NES510 and other vacuum cleaners

Attribute category
Attribute
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Third-party reviews

What customers like about Eureka Flash NES510?

  • Strong 15KPa suction power for a corded stick vacuum
  • Highly affordable and offers good value for money
  • Lightweight at just over 6 pounds and very easy to maneuver
  • Generous 30-foot power cord provides excellent reach
  • Bright LED headlights make dirt visible under furniture
  • Versatile 2-in-1 design easily converts to a handheld vacuum
  • Effective swivel steering for navigating around tight spaces

What customers dislike about Eureka Flash NES510?

  • Motorised brush roll is highly prone to hair wrapping
  • The handle tends to become uncomfortably hot during extended use
  • Lacks a HEPA filter, making it less ideal for allergy sufferers
  • Does not stand up on its own or feature a wall mount for storage
  • Small dust cup capacity requires frequent emptying during cleanups
  • Filters clog quickly and replacement filters can be difficult to source
  • Lacks deep-cleaning capability on thick, high-pile carpets
  • Customer service can be slow and difficult to reach for warranty issues

Expert reviews

C
consumerreports.org
Laboratory Test Rating
Summary of the review
Eureka Flash NES510 - Vacuum Cleaners - Consumer Reports
V
vacuumland.org
09/07/2020
Summary of the review
Eureka Flash Corded Bagless Stick Vacuum Model NES510

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