Best Cordless Vacuums (Tested & Reviewed)

Name: Dyson Gen5 Outsize Quick Pick Review
Item: Dyson Gen5 Outsize
Rating: 9.1
Author: Garrick Dee

Cordless vacuums have improved dramatically over the past decade, but performance still varies widely. Some excel on hard floors but struggle on carpet, while others advertise strong suction yet fail deep-cleaning tests.

To separate marketing claims from real performance, I tested 40+ cordless vacuums using airflow measurements, deep-cleaning carpet tests, hair pickup tests, filtration tests, runtime measurements, and noise tests.

These are the cordless vacuums that performed best in real-world testing.

Tested and written by Garrick Dee500+ hours of vacuum testing since 201730+ cordless vacuums testedUpdated: March 16, 2026

Quick Picks

After testing more than 40 cordless vacuums using airflow measurements, suction tests, deep-cleaning trials, and runtime tracking, these are the models that stood out.

Best Overall

Dyson V15 Detect

9.6/10 CVG Score

Best For: homes with mixed flooring and buyers who want the strongest cleaning performance.

Pros

Best all-around performance
Tracks dust
Lengthy run time
Excellent at vacuuming long hair

Cons

Expensive
Hard to push on plush rugs (or thicker carpet)

Testing highlights

Airflow [Max at Nozzle]: 69.19 CFM
Cleaning [Overall]: 99.91%
Deep Cleaning: 100%
Run Time: 84:19 mins
Noise: 80.80 dB
Fog Test: No Leaks

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Best Lightweight

Dyson V12 Detect

9.4/10 CVG Score

Best For: buyers who want strong performance without the weight of larger models.

Pros

Lightweight version of the V15
Cheaper option,
Push button switch
Excellent all-around cleaning performance

Cons

Tiny dustbin
Still expensive

Testing highlights

Airflow [Max at Nozzle]: 48.38 CFM
Cleaning [Overall]: 98.31%
Deep Cleaning: 94.1%
Run Time: 63:00 mins
Noise: 80.7 dB
Fog Test: No Leaks

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Best Value

Tineco A11

9.4/10 CVG Score

Best For: buyers looking for the best balance between price and performance.

Pros

Superb debris pick up
Lots of tools
Lightweight frame,
Above-average deep cleaning

Cons

Short run time
Noisy
Shallow turning radius

Testing highlights

Airflow [Max at Nozzle]: 39.72 CFM
Cleaning [Overall]: 99.8%
Deep Cleaning: 96.45%
Run Time: 26:44 mins
Noise: 75.4 dB
Fog Test: Slight leaks

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Best For Hard Floors

Shark Vertex Pro

9.3/10 CVG Score

Best For: homes with mostly hard floors.

Pros

Above-average at vacuuming long hair
Self-standing
Large capacity dustbin
Detachable battery
Excellent pick up on hard floors

Cons

Noisy
Below-average airflow
A bit pricey
Bulky nozzle

Testing highlights

Airflow [Max at Nozzle]: 27.76 CFM
Cleaning [Overall]: 97.93%
Deep Cleaning: 92.75%
Run Time: 50:21 mins
Noise: 89.4 dB
Fog Test: Slight leaks

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Best For Large Homes

Dyson Gen5 Outsize

9.1/10 CVG Score

Best For: Large homes that generate a lot of debris and benefit from the bigger dustbin and wider cleaning head.

Pros

Large capacity dustbin
12" carpet nozzle
Select models come with two batteries
Excellent at deep cleaning carpet

Cons

Extremely top heavy
High cost
Not suitable for handheld use

Testing highlights

Airflow [Max at Nozzle]: 59.5 CFM
Cleaning [Overall]: 100%
Deep Cleaning: 100%
Run Time: 79:50 mins
Noise: 84.0 dB
Fog Test: No leaks

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Best Cordless Vacuum - some of the brands I've reviewed

Some of the cordless vacuums I’ve tested. Trust me, there’s a lot more.

I tested more than 40 cordless vacuums using airflow and suction measurements, surface and deep-cleaning tests, hair-pickup tests, filtration tests, and runtime measurements. These are the models that performed best.

Unlike many review sites that rely primarily on manufacturer specifications, every vacuum in this guide was evaluated through real-world testing to measure actual cleaning performance.

All vacuums featured here were purchased independently for testing — none were provided by manufacturers. Reviews are written without editorial input from brands.

If you purchase through links on this site, I may earn a small commission at no extra cost to you. This helps support the testing process.

Spect and Test Result Comparison

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Test	Dyson V15	Dyson V12	Tineco A11	Shark Vertex Pro	Dyson Gen5 Outsize
Suction
Unsealed (" of water lift)	22.00	20.00	20.00	21.00	28.00
Sealed (" of water lift)	65.00	60.00	65.00	65.00	83.00
Airflow [Nozzle]
Low (CFM)	29.98	24.00	24.35	19.74	28.52
Mid/Auto (CFM)	36.32	28.52		22.93	33.40
High (CFM)	69.19	48.38	39.72	27.76	59.50
Airflow [Wand]
Low (CFM)	34.55	27.43	31.90	25.48	33.40
Mid/Auto (CFM)	42.38	32.23		29.64	42.72
High (CFM)	73.00	58.74	58.00	48.25	73.00
Cleaning Test
Overall (%)	99.91	98.31	98.60	97.93	100.00
Hard Floor (%)	99.85	99.80	99.87	99.75	100.00
Sand on Hard Floor (%)	99.80	99.90	99.40	99.40	100.00
Carpet (%)	100.00	99.45	99.80	99.85	100.00
Deep Cleaning (%)	100.00	94.10	96.45	92.75	100.00
Hair Pickup (%)	97.76	89.44	80.85	94.10	95.80
Hair Wrap Hard Floor
5" strands (%)	100.00	96.00	100.00	100.00	100.00
7" strands (%)	100.00	100.00	100.00	100.00	66.00
9" strands (%)	100.00	92.50	100.00	86.00	100.00
11" strands (%)	100.00	98.00	40.00	98.00	100.00
12" strands (%)	80.60	100.00		88.00	92.00
Hair Wrap Carpet
5" strands (%)	100.00	96.00	95.00	100.00	100.00
7" strands (%)	100.00	100.00	72.00	100.00	100.00
9" strands (%)	100.00	92.50	59.00	89.00	100.00
11" strands (%)	99.00	30.00		95.00	100.00
12" strands (%)	98.00			85.00	99.97
Run Time [Nozzle on Hard Floor or Non-Powered Tool Only]
Low (hh:mm:ss)	1:24:19	1:03:00	26:44	50:21	1:19:50
Mid/Auto (hh:mm:ss)	41:30	37:50	0:00	39:40	45:47
High (hh:mm:ss)	13:44	0:00	10:38	26:10	14:28
Run Time [Nozzle Only or Nozzle on Carpet]
Low (hh:mm:ss)	56:58	42:00	25:00	47:14	53:47
Mid/Auto (hh:mm:ss)	17:23	27:31	0:00	28:29	25:50
High (hh:mm:ss)	11:02	6:25	10:10	11:18	12:13
Noise
Low (dB)	70.30	70.10	72.90	78.20	72.00
Mid/Auto (dB)	72.30	72.50		84.70	74.00
High (dB)	80.80	80.70	75.40	89.40	84.00
Fog Test	No Leaks	No leaks	Slight leaks	Slight leaks	No leaks
LED Headlights	Yes	Yes	Yes	Yes	Yes
Adaptive Suction	Yes	Yes	No	No	Yes
Soft Roller
Soft Roller?	Yes	Yes	Yes	Yes	Yes
Battery	3600 mAh	2500 mAh	2,000 mAh	2350 mAh	2500 mAh
Recharge (hrs)	4.5 hrs	3 hrs	4 hrs	4 hrs	4.5
Dustbin Capacity	0.77 liters	0.35 liters	0.6 liters	1.28 liters	1.89 liters
Weight	6.8 lbs	5.2 lbs	5.5 lbs	8.82 lbs	8.6 lbs
Warranty	2 yrs	2 yrs	1 yr	2 yrs	2 yrs

Water Lift: Measures suction power in inches of water using a water lift gauge (+ Y-gauge). The higher the number, the stronger the vacuum’s raw suction.

CFM (Cubic Feet per Minute): Measures airflow, or how much air the vacuum moves per minute. A higher CFM generally indicates stronger suction and better cleaning performance.

dB (Decibels):: Represents the vacuum’s noise level. A lower dB value means quieter operation.

Hair Pick-Up:: The average amount of hair collected from both hard floors and carpets during tests.

Cleaning Performance: The overall average of debris (including Quaker Oats, Quinoa, Coffee Grounds, Pet Litter, and Sand) picked up across hard floors, as well as low- and mid-pile carpets.

Sand on Hard Floor: The average amount of sand removed from a bare floor surface during testing.

Fog Test: An experiment that checks the vacuum’s seal and filtration system by introducing fog into the dustbin. A properly sealed vacuum should keep the fog contained inside.

LED Headlights: Lights on the cleaning nozzle that illuminate dust and debris, making dirt easier to see in dark areas like under furniture.