Miele Triflex HX1 vs Dyson V12 Detect Slim

Which Vacuum Is Better?

Products

Miele Triflex HX1
Dyson V12 Detect Slim

Tested using Methodology v1.3

Updated Oct 15, 2025 05:23 PM

SEE PRICE
Amazon.com

Tested using Methodology v1.4

Updated Mar 18, 2026 06:10 PM

SEE PRICE
Amazon.com
Miele Triflex HX1 Picture

Track

Dyson V12 Detect Slim Picture

Track

  1. Recommended in 1 article:
  2. Shag Carpet
  1. Recommended in 7 articles:
  2. Cordless
  3. Car
  4. Dyson
  5. 4

Our Verdict

Miele Triflex HX1

Dyson V12 Detect Slim

The Dyson V12 Detect Slim is slightly better than the Miele Triflex HX1 for most uses. The Dyson is lighter and easier to store, and it delivers significantly better overall battery life, as it can run for almost twice as long in its most energy-efficient mode while taking much less time to recharge. The Dyson also comes with a wider array of attachments, including a turbo brush that does a better job cleaning pet hair on furniture than the Miele's upholstery tool. However, the Miele feels better built and has a larger-capacity dirt compartment.

0 

Variants

  • Triflex HX1 (Graphite Grey)
  • Triflex HX1 Pro (Infinity Grey)
  • V12 Slim Motorhead (Nickel)
  • V12 Detect Slim Extra (Prussian Blue/Copper)

Check Price

Graphite Grey
Triflex HX1
SEE PRICE
Amazon.com
Nickel
V12 Slim Motorhead
Amazon.com
Infinity Grey
Triflex HX1 Pro
SEE PRICE
Amazon.com
Prussian Blue/Copper
V12 Detect Slim Extra
Amazon.com
Lotus White
Triflex HX1
SEE PRICE
Amazon.com
Yellow/Iron
V12 Detect Slim
SEE PRICE
Dyson
Obsidian Black
Triflex HX1 Cat & Dog
SEE PRICE
Amazon.com
Yellow/Iron
V12 Detect Slim+
SEE PRICE
Amazon.com
Ruby Red
Triflex HX1
Amazon.com
Yellow/Iron
V12 Detect Slim Origin
SEE PRICE
Amazon.com
 
Yellow/Nickel
V12 Detect Slim Absolute
Amazon.com
Read more

Main Differences for
House

Threshold 

0.10

House 
 

7.1
No major differences between these vacuums for house. See full list of tests below.

Full Comparison

Debris Pickup

Hard Floor Pickup 
 

6.0
8.0

Hard Floor Pickup video  

Hard Floor Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 Hard Floor Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim Hard Floor Pickup Post Test

High-Pile Carpet Pickup 
 

5.0
6.0

High-Pile Carpet Pickup Video  

High-Pile Carpet Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 High-Pile Carpet Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim High-Pile Carpet Pickup Post Test

Low-Pile Carpet Pickup 
 

5.5
7.0

Low-Pile Carpet Pickup Video  

Low-Pile Carpet Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 Low-Pile Carpet Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim Low-Pile Carpet Pickup Post Test

Pet Hair Pickup 
 

7.5
7.0

Pet Hair Pickup Video  

Pet Hair Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 Pet Hair Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim Pet Hair Pickup Post Test

Pet Hair Furniture Performance 
 

7.0
8.5

Sofa Pickup Video  

Sofa Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 Sofa Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim Sofa Pickup Post Test

Cracks 
 

7.5
8.0

Cracks Video  

Wood Cracks Post Test 
 

Compare High-Res
Miele Triflex HX1 Wood Cracks Post Test
Compare High-Res
Dyson V12 Detect Slim Wood Cracks Post Test
Design

Build Quality 
 

7.5
6.5

Build Quality Picture 
 

Compare High-Res
Miele Triflex HX1 Build Quality Picture
Compare High-Res
Dyson V12 Detect Slim Build Quality Picture

Vacuum Type 
 

Stick/Handheld
Stick/Handheld

In The Box 
 

In The Box Picture 
 

Compare High-Res
Miele Triflex HX1 In The Box Picture
Compare High-Res
Dyson V12 Detect Slim In The Box Picture

Brushroll 
 

Yes
Yes

Brushroll On/Off 
 

No
No

Removable Brushroll 
 

Yes
Yes

Turbo Brush 
 

No
Yes

Crevice Tool 
 

Yes
Yes

Upholstery Tool 
 

Yes
Yes

Soft Bristle Brush 
 

Yes
Yes

Hard Bristle Brush 
 

No
No

Extension Wand 
 

Yes
Yes

Ceiling Fan Tool 
 

No
No

Pet Grooming Tool 
 

No
No

Storing 
 

6.8
8.8

Storing Picture 
 

Compare High-Res
Miele Triflex HX1 Storing Picture
Compare High-Res
Dyson V12 Detect Slim Storing Picture

Height 
 

46.26" (117.5 cm)
45.28" (115.0 cm)

Width 
 

11.02" (28.0 cm)
9.84" (25.0 cm)

Depth 
 

9.45" (24.0 cm)
13.98" (35.5 cm)

Cord Storing 
 

Not Needed
Not Needed

On-Board Tool Storage 
 

No
Yes

Vacuum Rack/Station 
 

Yes
Yes

Dirt Compartment Size 
 

6.4
5.5

Dirt Compartment Picture 
 

Compare High-Res
Miele Triflex HX1 Dirt Compartment Picture
Compare High-Res
Dyson V12 Detect Slim Dirt Compartment Picture

Bagless 
 

Yes
Yes

Volume 
 

0.07 gal (0.25 L)
0.04 gal (0.16 L)

Full Indicator 
 

Yes
Yes

Bag Included 
 

No Bag Needed
No Bag Needed

Runtime 
 

6.4

Minimum Runtime 
 

8.2 min

Maximum Runtime 
 

70 min

Battery 
 

7.6
7.5

Minimum Battery Life 
 

18 min
8.2 min

Maximum Battery Life 
 

34 min
70 min

Recharge Time 
 

234 min
131 min

Recharge Dock 
 

Yes
Yes

Battery Life Indicator 
 

Yes
Yes

Swappable Battery 
 

Yes

User-Serviceable Battery 
 

Yes
Yes

Range 
 

10
10

Cordless 
 

Yes
Yes

Cord Length 
 

N/A
N/A

Hose Length 
 

N/A
N/A

Minimum Wand Length 
 

1.18 ft (0.36 m)
1.18 ft (0.36 m)

Maximum Wand Length 
 

3.35 ft (1.02 m)
3.22 ft (0.98 m)

Total Range 
 

N/A
N/A

User Maintenance 
 

7.5
7.5

Maintenance Picture 
 

Compare High-Res
Miele Triflex HX1 Maintenance Picture
Compare High-Res
Dyson V12 Detect Slim Maintenance Picture

Brushroll Cleaning Video  

Portability 
 

8.2
8.3

Total Weight 
 

8.18 lbs (3.71 kg)
5.20 lbs (2.36 kg)

Weight In Hand 
 

1.98 lbs (0.90 kg)
3.09 lbs (1.40 kg)

Carrying handle 
 

Yes
Yes

Recurring Cost 
 

8.0
10

Recurring Cost Picture 
 

Compare High-Res
Miele Triflex HX1 Recurring Cost Picture
Compare High-Res
Dyson V12 Detect Slim Recurring Cost Picture

Bag Part Number  

No bag
No bag

Filter Part Number  

HX FSF
971517-01

HEPA Filter Part Number  

No HEPA Filter
972126-02

Quality Of Life Features 
 

Picture Of Controls 
 

Compare High-Res
Miele Triflex HX1 Picture Of Controls
Compare High-Res
Dyson V12 Detect Slim Picture Of Controls

Rotating Head 
 

Yes
Yes

Power Adjustment 
 

Yes
Yes

Self-Propelled 
 

No
No

Headlights 
 

No
Yes

Easy On/Off 
 

Yes
Yes

Head Surface Type Adjustment 
 

None
Manual

Blower Mode 
 

No
No

Tools And Brushes 
 

Tools And Brush Picture  

Miele Triflex HX1 Tools And Brush Picture

Brushroll 
 

Yes
Yes

Brushroll On/Off 
 

No
No

Removable Brushroll 
 

Yes
Yes

Turbo Brush 
 

No
Yes

Crevice Tool 
 

Yes
Yes

Upholstery Tool 
 

Yes
Yes

Soft Bristle Brush 
 

Yes
Yes

Hard Bristle Brush 
 

No
No

Extension Wand 
 

Yes
Yes

Ceiling Fan Tool 
 

No
No

Pet Grooming Tool 
 

No
No

Alternative Configuration 
 

Alternative Configuration Photo 1 
 

Compare High-Res
Miele Triflex HX1 Alternative Configuration Photo 1
Compare High-Res
Dyson V12 Detect Slim Alternative Configuration Photo 1

Alternative Configuration Photo 2 
 

Compare High-Res
Miele Triflex HX1 Alternative Configuration Photo 2
Compare High-Res
Dyson V12 Detect Slim Alternative Configuration Photo 2

Blower Mode 
 

No
No
Mobility

Portability 
 

8.2
8.3

Total Weight 
 

8.18 lbs (3.71 kg)
5.20 lbs (2.36 kg)

Weight In Hand 
 

1.98 lbs (0.90 kg)
3.09 lbs (1.40 kg)

Carrying Handle 
 

Yes
Yes

Maneuverability 
 

8.0
8.0

Maneuverability Video  

Alternative Configuration 
 

Compare High-Res
Miele Triflex HX1 Alternative Configuration
Compare High-Res
Dyson V12 Detect Slim Alternative Configuration

Alternative Configuration Photo 2 
 

Compare High-Res
Miele Triflex HX1 Alternative Configuration Photo 2
Compare High-Res
Dyson V12 Detect Slim Alternative Configuration Photo 2

Range 
 

10
10

Cordless 
 

Yes
Yes

Cord Length 
 

N/A
N/A

Hose Length 
 

N/A
N/A

Minimum Wand Length 
 

1.18 ft (0.36 m)
1.18 ft (0.36 m)

Maximum Wand Length 
 

3.35 ft (1.02 m)
3.22 ft (0.98 m)

Total Range 
 

N/A
N/A
Air Quality

Particle Filtration 
 

9.8

Operation Video  

Particle Filtration  

 Preview Graph
Dyson V12 Detect Slim Particle Filtration

Average PM10 Concentration 
 

0.3 μg/m³

Average PM2.5 Concentration 
 

0.3 μg/m³

Anti-Allergy Filter (HEPA) 
 

No
No

Air Quality During Emptying 
 

4.0

Emptying Video  

Performance

Hard Floor Pickup 
 

6.0
8.0

Hard Floor Pickup video  

Hard Floor Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 Hard Floor Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim Hard Floor Pickup Post Test

High-Pile Carpet Pickup 
 

5.0
6.0

High-Pile Carpet Pickup Video  

High-Pile Carpet Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 High-Pile Carpet Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim High-Pile Carpet Pickup Post Test

Low-Pile Carpet Pickup 
 

5.5
7.0

Low-Pile Carpet Pickup Video  

Low-Pile Carpet Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 Low-Pile Carpet Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim Low-Pile Carpet Pickup Post Test

Pet Hair Pickup 
 

7.5
7.0

Pet Hair Pickup Video  

Pet Hair Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 Pet Hair Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim Pet Hair Pickup Post Test

Suction 
 

5.0
7.5

Suction Video  

Maximum Hose Suction 
 

30.8 inH₂O (7.66 kPa)
72.1 inH₂O (17.96 kPa)

Maximum Head Suction 
 

1.7 inH₂O (0.43 kPa)
6.1 inH₂O (1.51 kPa)

Normal Head Suction 
 

1.2 inH₂O (0.30 kPa)
1.8 inH₂O (0.45 kPa)

Setting Used For Normal  

"2"
"Auto", (Laser Slim Fluffy Head)

Hose Diameter 
 

1.2" (3.0 cm)
1.3" (3.2 cm)

Airflow 
 

7.0
7.3

Maximum Airflow Video  

Maximum Hose Airflow 
 

54.9 CFM (1.6 m³/min)
60.3 CFM (1.7 m³/min)

Noise 
 

8.5
8.4

Noise Video 
 

Bare Floor 
 

71.1 dBA
72.0 dBA

Low-Pile Carpet 
 

72.5 dBA
72.9 dBA

Maneuverability 
 

8.0
8.0

Maneuverability Video  

Pet Hair Furniture Performance 
 

7.0
8.5

Sofa Pickup Video  

Sofa Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 Sofa Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim Sofa Pickup Post Test

Air Quality 
 

Sealing Quality Video  

Anti-Allergy Filter (HEPA) 
 

No
No

Cracks 
 

7.5
8.0

Cracks Video  

Wood Cracks Post Test 
 

Compare High-Res
Miele Triflex HX1 Wood Cracks Post Test
Compare High-Res
Dyson V12 Detect Slim Wood Cracks Post Test

Stains 
 

4.0
3.0

Stain Video  

Stain Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 Stain Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim Stain Pickup Post Test

Water 
 

0.0
0.0

Wet Compatible 
 

No
No

Water Video  

Water Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 Water Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim Water Pickup Post Test
Mopping Capabilities

Stains 
 

4.0
3.0

Stain Video  

Stain Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 Stain Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim Stain Pickup Post Test

Water 
 

0.0
0.0

Water Video  

Water Pickup Post Test 
 

Compare High-Res
Miele Triflex HX1 Water Pickup Post Test
Compare High-Res
Dyson V12 Detect Slim Water Pickup Post Test

Wet Compatible 
 

No
No

Check Price

Graphite Grey
Triflex HX1
SEE PRICE
Amazon.com
Nickel
V12 Slim Motorhead
Amazon.com
Infinity Grey
Triflex HX1 Pro
SEE PRICE
Amazon.com
Prussian Blue/Copper
V12 Detect Slim Extra
Amazon.com
Lotus White
Triflex HX1
SEE PRICE
Amazon.com
Yellow/Iron
V12 Detect Slim
SEE PRICE
Dyson
Obsidian Black
Triflex HX1 Cat & Dog
SEE PRICE
Amazon.com
Yellow/Iron
V12 Detect Slim+
SEE PRICE
Amazon.com
Ruby Red
Triflex HX1
Amazon.com
Yellow/Iron
V12 Detect Slim Origin
SEE PRICE
Amazon.com
 
Yellow/Nickel
V12 Detect Slim Absolute
Amazon.com

Miele Triflex HX1

Dyson V12 Detect Slim

Comments

  1. Comparison

Miele Triflex HX1 vs Dyson V12 Detect Slim: Main Discussion

What do you think of these products? Let us know below.


Looking for a personalized buying advice from the RTINGS.com experts? Members have direct access to buying advice on our member forum.

PreviewBack to editorFormat guide
No comments yet, refresh to see new ones