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Miele S 8340 EcoLine Review | 52 Data compared

Avg. price:~£150Suction power (AW):?Battery runtime:N/A minutesCapacity:4.5 LWeight:7.1 kg

Miele S 8340 EcoLine 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.

6.3

Overall score

Score
6.3/ 10
✕
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 distribution
▼
<55-66-77-88-99-10
▼ Worse than 84% of models
Score components

80%

6.3

Technical Score

20%

?

User score

▼Worse than 84% of vacuum-cleaners
6.3

Technical Score

Technical score
6.3/ 10
✕
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 distribution
▼
<55-66-77-88-99-10
▼ Worse than 69% of models
Score components

28%

7.5

Performance

22%

4.8

Battery

18%

8.6

Filtration

14%

5.7

Attachments

10%

4.2

Design

8%

4.0

Smart features

▼Worse than 69% of vacuum-cleaners
?

User score

User score
8.0/ 10
✕
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 distribution
▼
<55-66-77-88-99-10
▼ Worse than 73% of models
Score components

70%

?

User ratings

30%

?

Number of reviews

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  • miele-s-8340-ecoline
  • miele-s-8340-ecoline
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Best prices

    N/A~ £150
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Best rankings

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

The Miele S 8340 EcoLine is a bagged cylinder vacuum cleaner featuring an energy-efficient 1200W motor, a generous 4.5-litre HyClean 3D GN dustbag capacity, and a wide 11-metre operating radius. Key advantages include an multi-stage AirClean filtration system that captures over 99.9% of fine dust, convenient +/- foot controls for seamless suction adjustment, an integrated 3-piece accessory compartment, and a silent setting for low-noise operation. However, a notable disadvantage is its lack of a fully certified HEPA sealed filtration system as standard, which may not completely accommodate severe allergy sufferers, alongside its heavier 8.2 kg physical profile when handling.

Technical Specifications of vacuum cleaner Miele S 8340 EcoLine

Technical Score
Technical score
6.3/ 10
✕
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 distribution
▼
<55-66-77-88-99-10
▼ Worse than 69% of models
Score components:

28%

7.5

Performance

22%

4.8

Battery

18%

8.6

Filtration

14%

5.7

Attachments

10%

4.2

Design

8%

4.0

Smart features

6.3
Miele S 8340 EcoLine has a technical score of 6.3 points, which is lower than 68.9% of vacuum cleaners.
User score
User score
8.0/ 10
✕
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 distribution
▼
<55-66-77-88-99-10
▼ Worse than 73% of models
Score components

70%

?

User ratings

30%

?

Number of reviews

?
Popularity
Popularity
1.0/ 10
✕
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.
Score distribution
▼
<55-66-77-88-99-10
▼ Worse than 99% of models
Popularity:
Miele S 8340 EcoLine has a popularity score of 1 point, which is lower than 61.7% of vacuum cleaners.
1.0
Miele S 8340 EcoLine has a popularity score of 1 point, which is lower than 61.7% of vacuum cleaners.
Ratio quality/price
Value for money
7.3/ 10
✕
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 distribution
▼
<55-66-77-88-99-10
▼ Worse than 86% of models
Score components:

60%

6.3

Overall score

40%

9.7

Price

7.3
Miele S 8340 EcoLine has a value-for-money score of 7.3 points, which is lower than 78.9% of vacuum cleaners.
Suction power (AW)
?
Suction power (kPa)
?
Airflow
?
Motor type
Universal motor
Power consumption
1,200 W
Power consumption
1,200 W
▼ Worse than 97% of models
Market range: <165 W – >899 W
This vacuum cleaner draws 1,200 W, which is higher than the power consumption of 97.4% of vacuum cleaners and equal to that of 1.5% of vacuum cleaners.
Show more
Cordless
no
Cordless
no
▼ Worse than 50% of models
This vacuum cleaner does not work cordlessly. 49.5% of vacuum cleaners offer cordless operation.
Battery runtime
N/A
Charging time
N/A
Battery capacity
N/A
Battery voltage
N/A
Show more
Filter class
hepa 13
Filter class
hepa 13
▲ Better than 80% of models
This vacuum cleaner uses filter class hepa 13, which is more advanced than the class used by 80.4% of vacuum cleaners and the same as the class used by 18% of vacuum cleaners.
Minimum overall efficiency
99.5%
Minimum overall efficiency
99.5%
▼ Worse than 80% of models
Market range: <95 % – >99.99 %
This vacuum cleaner reaches 99.5% minimum overall efficiency, which is lower than that of 79.7% of vacuum cleaners and equal to that of 7.8% of vacuum cleaners.
Suitable for allergy sufferers
yes
Suitable for allergy sufferers
yes
▲ Better than 18% of models
This vacuum cleaner is suitable for allergy sufferers. 82.4% of vacuum cleaners are allergy-friendly.
Capacity
4.5 L
Capacity
4.5 L
★ Better than 93% of models
Market range: <0.44 L – >4 L
This vacuum cleaner has a dust capacity of 4.5 L, which is larger than that of 92.9% of vacuum cleaners and equal to that of 3.4% of vacuum cleaners.
Bagless
no
Bagless
no
▼ Worse than 79% of models
This vacuum cleaner does not use a bagless design. 78.6% of vacuum cleaners use this setup.
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Main brush type
classic
Roller type
none
Anti-tangle brush
no
Anti-tangle brush
no
▼ Worse than 26% of models
This vacuum cleaner does not include an anti-tangle brush. 25.7% of vacuum cleaners include this feature.
Mini motorized brush
no
Mini motorized brush
no
▼ Worse than 27% of models
This vacuum cleaner does not include a mini motorized brush. 26.9% of vacuum cleaners include this attachment.
Suitable for pet owners
no
Suitable for pet owners
no
▼ Worse than 72% of models
This vacuum cleaner is not suitable for pet owners. 72% of vacuum cleaners handle pet hair well.
Show more
Vacuum type
canister
Weight
7.1 kg
Weight
7.1 kg
▼ Worse than 89% of models
Market range: <2.15 kg – >7.1 kg
This vacuum cleaner weighs 7.1 kg, which is greater than the weight of 89.2% of vacuum cleaners and equal to that of 0.2% of vacuum cleaners.
2-in-1 design
no
2-in-1 design
no
▼ Worse than 53% of models
This vacuum cleaner does not offer a 2-in-1 design. 53% of vacuum cleaners offer this flexible format.
Self-standing
no
Self-standing
no
▼ Worse than 19% of models
This vacuum cleaner does not stand on its own. 18.9% of vacuum cleaners offer this convenience.
Adjustable tube height
yes
Adjustable tube height
yes
▲ Better than 53% of models
This vacuum cleaner includes adjustable tube height. 47.4% of vacuum cleaners offer this ergonomic feature.
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Auto suction adjustment
no
Auto suction adjustment
no
▼ Worse than 20% of models
This vacuum cleaner does not support automatic suction adjustment. 19.9% of vacuum cleaners support this feature.
Dust particle sensor
no
Dust particle sensor
no
▼ Worse than 8% of models
This vacuum cleaner does not include a dust particle sensor. 8% of vacuum cleaners include this feature.
LED display
no
LED display
no
▼ Worse than 26% of models
This vacuum cleaner does not include an LED display. 25.9% of vacuum cleaners include this interface feature.
Nozzle light
no
Nozzle light
no
▼ Worse than 43% of models
This vacuum cleaner does not include a nozzle light. 43.4% of vacuum cleaners include this visibility feature.
Mopping support
no
Mopping support
no
▼ Worse than 4% of models
This vacuum cleaner does not support mopping. 3.7% of vacuum cleaners support this multi-function feature.

Miele S 8340 EcoLine vs the average vacuum cleaner

246810TotalPerformanceBatteryFiltrationAttachmentsDesignSmart features
  • Higher filter class
    Filter class
    hepa 13
    ▲ Better than 80% of models
    This vacuum cleaner uses a better filter class than the average vacuum cleaner (hepa 13 vs hepa).
    hepa 13 vs hepa
  • 4 more power levels
    Number of speeds
    6
    ★ Better than 97% of models
    Market range: <1 – >4
    This vacuum cleaner offers more speed levels than the average vacuum cleaner (6 vs 2).
    6 vs 2
  • 3.5 L larger dust container
    Capacity
    4.5 L
    ★ Better than 93% of models
    Market range: <0.44 L – >4 L
    This vacuum cleaner has a larger dust capacity than the average vacuum cleaner (4.5 L vs 1 L).
    4.5 L vs 1 L
  • Includes full bin indicator
    Full bin indicator
    yes
    ▲ Better than 73% of models
    This vacuum cleaner includes a full bin indicator, the average vacuum cleaner does not.
  • 2 m longer power cord
    Power cord length
    8.5 m
    ▲ Better than 80% of models
    Market range: <5 m – >9.3 m
    This vacuum cleaner has a longer power cord than the average vacuum cleaner (8.5 m vs 6.5 m).
    8.5 m vs 6.5 m
  • Adjustable tube height
    Adjustable tube height
    yes
    ▲ Better than 53% of models
    This vacuum cleaner has adjustable tube height, the average vacuum cleaner does not.
  • Less operating noise
    Noise level (Min-Max)
    75-75 dB
    ▲ Better than 69% of models
    Market range: <65 dB – >83 dB
    This vacuum cleaner is quieter than the average vacuum cleaner (75-75 dB vs 77-77 dB).
    75-75 dB vs 77-77 dB
  • 20 mm wider cleaning path
    Cleaning path width
    280 mm
    ▲ Better than 66% of models
    Market range: <230 mm – >309 mm
    This vacuum cleaner has a wider cleaning path than the average vacuum cleaner (280 mm vs 260 mm).
    280 mm vs 260 mm
  • 4 more power levels
    Number of speeds
    6
    ★ Better than 97% of models
    Market range: <1 – >4
    This vacuum cleaner offers more speed levels than the average vacuum cleaner (6 vs 2).
    6 vs 2
  • Less operating noise
    Noise level (Min-Max)
    75-75 dB
    ▲ Better than 69% of models
    Market range: <65 dB – >83 dB
    This vacuum cleaner is quieter than the average vacuum cleaner (75-75 dB vs 77-77 dB).
    75-75 dB vs 77-77 dB
  • 20 mm wider cleaning path
    Cleaning path width
    280 mm
    ▲ Better than 66% of models
    Market range: <230 mm – >309 mm
    This vacuum cleaner has a wider cleaning path than the average vacuum cleaner (280 mm vs 260 mm).
    280 mm vs 260 mm
  • 2 m longer power cord
    Power cord length
    8.5 m
    ▲ Better than 80% of models
    Market range: <5 m – >9.3 m
    This vacuum cleaner has a longer power cord than the average vacuum cleaner (8.5 m vs 6.5 m).
    8.5 m vs 6.5 m
  • Higher filter class
    Filter class
    hepa 13
    ▲ Better than 80% of models
    This vacuum cleaner uses a better filter class than the average vacuum cleaner (hepa 13 vs hepa).
    hepa 13 vs hepa
  • 3.5 L larger dust container
    Capacity
    4.5 L
    ★ Better than 93% of models
    Market range: <0.44 L – >4 L
    This vacuum cleaner has a larger dust capacity than the average vacuum cleaner (4.5 L vs 1 L).
    4.5 L vs 1 L
  • Includes full bin indicator
    Full bin indicator
    yes
    ▲ Better than 73% of models
    This vacuum cleaner includes a full bin indicator, the average vacuum cleaner does not.
  • Adjustable tube height
    Adjustable tube height
    yes
    ▲ Better than 53% of models
    This vacuum cleaner has adjustable tube height, the average vacuum cleaner does not.
  • Not pet-hair friendly
    Suitable for pet owners
    no
    ▼ Worse than 72% of models
    This vacuum cleaner is not suitable for pet owners, the average vacuum cleaner is.
  • No handheld conversion
    2-in-1 design
    no
    ▼ Worse than 53% of models
    This vacuum cleaner does not have a 2-in-1 design, the average vacuum cleaner does.
  • 96.1% higher weight
    Weight
    7.1 kg
    ▼ Worse than 89% of models
    Market range: <2.15 kg – >7.1 kg
    This vacuum cleaner is heavier than the average vacuum cleaner (7.1 kg vs 3.62 kg).
    7.1 kg vs 3.62 kg
  • No bagless design
    Bagless
    no
    ▼ Worse than 79% of models
    This vacuum cleaner does not use a bagless design, the average vacuum cleaner does.
  • 0.45 % lower filtration efficiency
    Minimum overall efficiency
    99.5 %
    ▼ Worse than 80% of models
    Market range: <95 % – >99.99 %
    This vacuum cleaner has lower filtration efficiency than the average vacuum cleaner (99.5 % vs 99.95 %).
    99.5 % vs 99.95 %
  • No washable filter
    Washable filter
    no
    ▼ Worse than 85% of models
    This vacuum cleaner does not include a washable filter, the average vacuum cleaner does.
  • No cyclonic technology
    Cyclonic technology
    no
    ▼ Worse than 71% of models
    This vacuum cleaner does not use cyclonic technology, the average vacuum cleaner does.
  • 600 W higher power consumption
    Power consumption
    1,200 W
    ▼ Worse than 97% of models
    Market range: <165 W – >899 W
    This vacuum cleaner draws more power than the average vacuum cleaner (1200 W vs 600 W).
    1,200 W vs 600 W
  • 4.7% worse value for money
    Miele S 8340 EcoLine offers worse value for money than the average vacuum cleaner (7.3 vs 7.6).
    7.3 vs 7.65
  • No cyclonic technology
    Cyclonic technology
    no
    ▼ Worse than 71% of models
    This vacuum cleaner does not use cyclonic technology, the average vacuum cleaner does.
  • 600 W higher power consumption
    Power consumption
    1,200 W
    ▼ Worse than 97% of models
    Market range: <165 W – >899 W
    This vacuum cleaner draws more power than the average vacuum cleaner (1200 W vs 600 W).
    1,200 W vs 600 W
  • No bagless design
    Bagless
    no
    ▼ Worse than 79% of models
    This vacuum cleaner does not use a bagless design, the average vacuum cleaner does.
  • 0.45 % lower filtration efficiency
    Minimum overall efficiency
    99.5 %
    ▼ Worse than 80% of models
    Market range: <95 % – >99.99 %
    This vacuum cleaner has lower filtration efficiency than the average vacuum cleaner (99.5 % vs 99.95 %).
    99.5 % vs 99.95 %
  • No washable filter
    Washable filter
    no
    ▼ Worse than 85% of models
    This vacuum cleaner does not include a washable filter, the average vacuum cleaner does.
  • Not pet-hair friendly
    Suitable for pet owners
    no
    ▼ Worse than 72% of models
    This vacuum cleaner is not suitable for pet owners, the average vacuum cleaner is.
  • No handheld conversion
    2-in-1 design
    no
    ▼ Worse than 53% of models
    This vacuum cleaner does not have a 2-in-1 design, the average vacuum cleaner does.
  • 96.1% higher weight
    Weight
    7.1 kg
    ▼ Worse than 89% of models
    Market range: <2.15 kg – >7.1 kg
    This vacuum cleaner is heavier than the average vacuum cleaner (7.1 kg vs 3.62 kg).
    7.1 kg vs 3.62 kg
  • 230 mm deeper body
    Depth
    495 mm
    ▼ Worse than 98% of models
    Market range: <170 mm – >440 mm
    This vacuum cleaner is deeper than the average vacuum cleaner (495 mm vs 265 mm).
    495 mm vs 265 mm
  • Older release date
    Release date
    2013
    ▼ Worse than 99% of models
    Market range: <2k – >2k
    This vacuum cleaner has an older release date than the average vacuum cleaner (2013 vs 2021).
    Released in November 2013.
    2013 vs 2021
  • 15 mm wider body
    Width
    280 mm
    ▼ Worse than 60% of models
    Market range: <229 mm – >350 mm
    This vacuum cleaner is wider than the average vacuum cleaner (280 mm vs 265 mm).
    280 mm vs 265 mm

Graphic comparison of Miele S 8340 EcoLine and other vacuum cleaners

No results found

Third-party reviews

What customers like about Miele S 8340 EcoLine?

  • Excellent suction power across various surface settings
  • Generous 12-metre operating radius reduces frequent socket switching
  • Effective multi-stage filtration system making it highly suitable for allergy sufferers
  • Convenient foot pedal controls for adjusting power and auto-rewinding the cord
  • High build quality and long-term mechanical reliability
  • Integrated onboard storage compartment for accessories
  • Smooth-running wheels providing easy maneuverability across flat floors

What customers dislike about Miele S 8340 EcoLine?

  • Heavy to carry or lug up and down staircases
  • High recurring cost for genuine replacement dust bags and filters
  • Supplied universal floor head can feel bulky or basic with limited height adjustment
  • Expensive initial purchase price compared to standard canister brands

Expert reviews

In-depth analysis and verdict from leading tech publications

S
staubsauger-berater.de
28/07/2026
Summary of the review
Miele S 8340 EcoLine Cylinder Vacuum Cleaner - Vacuum Cleaner Buyer's Guide
(Translated)Show original
C
consumentenbond.nl
01/10/2013
Summary of the review
Miele S 8340 EcoLine: tests & reviews
(Translated)Show original

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

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