6 litre vs 24 litre air compressor
Updated: 21.10.2026
The brad nailer works, and the motor on your small compressor is already running again before you have moved the ladder. You are deciding whether a 6 litre vs 24 litre air compressor is a bigger version of the same tool or a different job. It is mostly a larger reserve on a pump that may be no stronger. Six litres is enough when the tool pauses. Twenty-four litres is the better buy when that pause is gone and you still want a portable you can own. Neither size is a breaker, and neither size is a full-size spray gun. The machines in the 6 litre set, with prices and the 8 litre flags, are on the [6 litre air compressor comparison](/hub/compressors/air-compressor-6l). We did not test a 6 litre ASIN against a named 24 litre ASIN.
The brad nailer works, and the motor on your small compressor is already running again before you have moved the ladder.
The brad nailer works, and the motor on your small compressor is already running again before you have moved the ladder. You are deciding whether a 6 litre vs 24 litre air compressor is a bigger version of the same tool or a different job. It is mostly a larger reserve on a pump that may be no stronger. Six litres is enough when the tool pauses. Twenty-four litres is the better buy when that pause is gone and you still want a portable you can own. Neither size is a breaker, and neither size is a full-size spray gun. The machines in the 6 litre set, with prices and the 8 litre flags, are on the 6 litre air compressor comparison. We did not test a 6 litre ASIN against a named 24 litre ASIN.
Our top picks
| Badge | Product | Tank | Weight | Stated noise | Note | Price | Offer |
|---|---|---|---|---|---|---|---|
| Best overall |  Stanley Stanley DN200/8/6 | 6 L | 9 kg | 97 dB | 8.8 | about £122.60 | View offer |
| Alternative |  ABAC ABAC Ease-AIR 6 | 6 L | 15.3 kg | 49 dB(A) | 8.8 | about £155.99 | View offer |
| Preis-Tipp |  Draper Draper 02115 6L | 6 L | 8.78 kg | 97 dB | 8.6 | about £102.27 | View offer |
On this page
What changes when the tank grows
The tank stores air that the pump has already compressed. It does not create airflow. Garden-review's UK size guide says that outright, and it offers a rule of thumb that receiver litres are about six times the tool's CFM. That multiplier is their guide, not a formula we checked on the Stanley or the Draper. What you feel when the tank grows is a longer gap before the motor starts, and a longer run of the motor when it does start, if the pump is similar. You do not feel a framing gun suddenly become a sander.
UK reviews of the Stanley DN200/8/6 and the Draper 02115 say the motor cuts in within seconds once the receiver is used. Both state about 180–185 litres per minute, without calling it free air, at about 8 bar, and both state 97 dB. The ABAC Ease-AIR 6 states 110 litres per minute aspirated and 49 dB(A), still in a 6 litre tank, so a quieter pump does not remove the cycling. It changes the noise of each start. The Hyundai HY5508X is 8 litres, and one UK reviewer still said it was fine for a nailer and not for sustained blowing, and wished they had bought a 24 litre model. That wish is one anecdote. It is not a promise that 24 litres costs about £30 more.
The Stanley in this set is listed at 9 kg and the Draper at 8.78 kg. A 24 litre portable is a different lift, and it may still be a direct-drive pump you can hear. The 6 litre air compressor buying guide keeps the plug and the decibel method. This page does not re-rank those 6 litre rows. It asks whether the reserve, not the brand, is what is failing you.
The written-scheme line does not flip at 24 litres
HSE's INDG178 says a portable receiver under 250 bar litres is not likely to need a written scheme. Six litres at 8 bar is 48 bar litres. Twenty-four litres at 8 bar is 192 bar litres. Both sit under 250. Moving from 6 to 24 does not flip that illustration, and it does not waive the duty if you employ someone or pipe a workshop. Do not buy the larger tank because you think the legal picture changes at that size.
Which job stays at 6 litres
Stay at 6 litres for intermittent brads, pins, a light stapler, a short blow-off, and tyres at home, if you can live with the motor starting again. That is the work UK reviews already describe on the Draper and the Stanley, and it is the work Garden-review puts in a 6–9 litre band beside light nailers. Fastener types stay on the 6 litre air compressor for a nail gun page. The ABAC is the same tank size with a lower stated noise figure and a lower stated intake. You stay with it when the flat is the constraint and the cycling is acceptable. You do not stay with it because 6 litres has become more powerful than a pump that states 110 litres per minute aspirated.
Tyres alone are a weak reason to buy either tank. A 12 V or cordless inflator has no receiver and is a different category. Buy the 6 litre compressor for tyres when you also want it for the nailer or the blow gun. The 8 litre Hyundai and Bimson rows are still not 6 litre machines. Use them when you have accepted 8 litres on purpose. Choose 6 litres when the tool pauses and you can lift about 9–15 kg. The ABAC is listed at 15.3 kg, which is a reminder that 6 litres is not always the lightest object in the car. The Stanley live page on 19 October 2026 was £132.48, against a raw scrape of £122.60. Price is not the difference between 6 and 24. The difference is how long the reserve lasts.
Which job should leave both sizes
Leave both sizes for a full-size spray gun and for a breaker. Spray Guns Direct says a 24 litre compressor can suit low free-air guns under about 4.5 CFM, and that a typical full-size gun wants a receiver above about 50 litres. A 6 litre page that promises panel spraying is ignoring that limit. A 24 litre page that promises the same full-size gun is ignoring it too. Short bursts with a small touch-up gun are the edge of the 24 litre case, and only when you have a free-air figure to compare with the gun. This folder does not contain that side-by-side test.
A breaker is hire plant. BuildWiz separates the £80–£200 portable you buy, which is where these 6 litre prices sit, from a hired diesel compressor in the 80–150 CFM class. Do not stretch a Stanley or a 24 litre DIY tank into that work because both have a hose. The motor will tell you first.
Move to 24 litres when the problem is the cycle, not the brand: you already resent the motor on a brad gun, you blow for minutes rather than seconds, or Garden-review's framing and blow-gun band matches the work you actually do. The 24 litre comparison for this hub is the 24 litre air compressor page. It holds that size's own listings. This page does not review those ASINs and does not borrow their prices. Expect the motor to cycle on 24 litres as well, only later. A larger reserve postpones the start. It does not delete the pressure switch.
Common questions
Is a 24 litre compressor more powerful than a 6 litre one?
Not by tank size. Power is the pump's airflow and pressure, and a larger receiver does not raise them. Garden-review states that a bigger tank does not increase CFM. A 24 litre machine can still have a stronger pump, and it can also have a similar direct-drive motor with more reserve behind it. Read the free-air or displacement label on the 24 litre listing. Do not read the litres on the tank as horsepower.
When is 6 litres enough?
It is enough for intermittent brads, pins, a light stapler, a short blow, and home tyres, if you accept the motor starting again within seconds, which is what UK reviews say about the Stanley and the Draper. The ABAC is the same size with a stated 49 dB(A) and less stated intake. Six litres is enough when those pauses match the work. It is not enough when you already dislike that rhythm on a small gun.
When is 24 litres the better buy?
It is the better buy when the cycle is the complaint: framing nailers, blow guns used for more than a moment, and short spray bursts with a low-demand gun, which is the band Garden-review describes for 24–25 litres. You also take on weight and whatever noise that pump states. One Hyundai reviewer wished they had spent a bit more on 24 litres for blowing. That is one review, not a price you can hold us to.
Will 24 litres run a spray gun?
It may run a low free-air gun, with pauses, if the pump's free air covers the gun. Spray Guns Direct puts that kind of use on a 24 litre compressor under about 4.5 CFM, and puts a typical full-size gun above about 50 litres. A 6 litre tank is the wrong promise for either gun if the trigger stays down. We have not measured a kept 6 litre ASIN against a spray gun, so the published limit is the guide, not a result from this set.
Will the motor still cycle on a 24 litre tank?
Yes, once you have used the extra reserve. The pressure switch still starts the pump. You should notice a longer gap between starts if the pump is similar and the tool is the same. You should not expect the motor to sit silent through minutes of a blow gun or a hungry nailer. If the 6 litre reviews say within seconds, the 24 litre hope is not that soon, not never.
Is an 8 litre model a halfway house?
Only as a slightly larger small tank. The Hyundai is 8 litres at £129.99 with a stated 60 dB, and reviewers still separate stapling from sustained blowing. The Bimson is 8 litres at £99.99 with no manufacturer decibel figure. Eight litres does not sit on a scale that makes it half of 24, and it does not fix a pump. Buy it as an 8 litre silenced compressor if that is what the listing is.
Does the written-scheme figure change at 24 litres?
Not in the illustration HSE gives for a small portable. INDG178 points to receivers under 250 bar litres. Twenty-four litres at 8 bar is 192 bar litres, and 6 litres at 8 bar is 48. Both are under that line. Employing someone, or piping a workshop, is a different question at either size. The tank jump is about reserve and weight, not about a new legal category for a domestic DIY compressor.
Related pages
Sources
Public UK sources from the research digest. Listing prices, stars and review counts are the amazon.co.uk figures on file. The Stanley live page was checked on 19 October 2026 and showed a different price and star line.
- HSE INDG178: Written schemes of examination (retrieved 19 October 2026)
- HSE INDG362: Noise at work (retrieved 19 October 2026)
- HSE: Electrical standards, including BS 1363 (retrieved 19 October 2026)
- Air Supply: How often should you drain an air compressor? (retrieved 19 October 2026)
- Spray Guns Direct: Choosing the right compressor (retrieved 19 October 2026)
- SGS Engineering: Stanley air compressor DN200/8/6 (retrieved 19 October 2026)
- SGS Engineering: SGS Stealth 6L oil-free air compressor (retrieved 19 October 2026)
- amazon.co.uk: Stanley DN200/8/6 listing, checked 19 October 2026 (retrieved 19 October 2026)