Choosing the right air compressor can make all the difference when you need reliable, quick inflation on the go. If you’re deciding between the Viair 88P and 90P, you’re probably wondering which one fits your needs best.
Both models promise powerful performance, but subtle differences could affect how well they work for your specific situation. You’ll discover the key features, pros, and cons of each compressor so you can pick the perfect companion for your tires, air suspension, or outdoor gear.
Keep reading to find out which Viair model matches your lifestyle and gets the job done faster and easier.

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Model Specs
The model specs of the Viair 88P and 90P reveal key differences. These details help decide which compressor suits your needs better. Both models are popular for portable air compression but vary in power, size, and portability. Understanding these specs lets you pick the right tool quickly.
Power And Performance
The 88P model runs at 12 volts with a 1.1 horsepower motor. It delivers about 1.47 CFM at 0 PSI. The 90P also uses 12 volts but has a slightly stronger motor. It pumps air faster, around 1.47 CFM at 0 PSI but maintains better pressure. Both handle tires well, but the 90P fills faster.
Size And Weight
The 88P measures roughly 10.5 inches long and weighs about 7.5 pounds. It fits easily in small spaces. The 90P is a bit bigger, about 11 inches long, and weighs near 8 pounds. The size difference is small but noticeable. Weight impacts how you carry each compressor.
Portability Features
Both compressors include a carrying case for easy transport. The 88P’s compact design makes it ideal for quick trips. The 90P offers a sturdier build, suitable for longer trips. Each model has a 16-foot air hose and quick-connect fittings. Portability is strong in both, but the 88P edges out slightly.

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Air Delivery
Air delivery defines how well a compressor moves air into your tires or equipment. It affects inflation speed and overall performance. Comparing the Viair 88P and 90P models helps find the right choice for your needs. Both deliver compressed air but differ in key aspects.
Understanding these differences helps you pick the best tool for quick and reliable inflation. Let’s explore their air delivery features in detail.
Psi And Cfm Ratings
The Viair 88P offers a maximum pressure of 120 PSI. Its airflow rate reaches about 1.47 CFM at 0 PSI. The 90P also reaches 120 PSI but has a slightly higher CFM, around 1.47 to 1.5 at 0 PSI.
CFM (cubic feet per minute) measures the air volume the compressor pushes. Higher CFM means faster inflation. Both models handle typical tire pressures well, but the 90P provides a minor edge in airflow.
Inflation Speed
The 90P inflates tires a bit quicker than the 88P. It can fill a standard car tire from flat to full in about 3 to 4 minutes. The 88P takes closer to 4 to 5 minutes for the same job.
This speed difference matters if you inflate tires often or need fast air on the go. For occasional use, both deliver reliable results without long wait times.
Continuous Run Time
Both compressors have similar continuous run times, around 20 minutes before needing to cool down. The 90P may handle heat slightly better due to improved design.
Running the compressor within these limits avoids overheating and extends its life. Take breaks during long inflation tasks to keep the tool safe.
Build Quality
The build quality of the Viair 88P and 90P compressors plays a vital role in their performance. Both models are designed for portable use, but they show differences in construction details. Understanding their build helps decide which fits your needs better.
Materials Used
The Viair 88P uses a combination of metal and plastic parts. Its housing is mostly durable plastic, making it lightweight. The 90P features more metal components, especially in the pump area. This adds to its sturdiness but increases weight. Both use quality materials that resist wear and tear.
Durability And Reliability
The 90P tends to last longer under heavy use. Its metal parts handle heat and pressure well. The 88P suits lighter tasks and occasional use. It works reliably but may wear faster with constant heavy duty. Both compressors come with protective features to prevent damage during operation.
Noise Levels
The 88P runs quieter due to its smaller motor and plastic housing. It produces less noise, ideal for casual users. The 90P is louder because of its powerful motor and metal build. Noise levels are noticeable but normal for compressors of this size. Using them outdoors reduces noise impact.
Ease Of Use
Ease of use is a key factor when choosing between the Viair 88P and 90P compressors. Both models aim to deliver convenience for users, but their design and features differ slightly. Understanding these differences helps pick the best compressor for your needs.
User Interface
The Viair 88P features a simple and clear control layout. Its buttons are easy to press and understand. The pressure gauge is large and bright, allowing quick reading. The 90P offers a similar interface but adds a digital display. This screen shows exact pressure readings, improving accuracy. Both models prioritize straightforward controls for hassle-free use.
Setup And Operation
Setting up the 88P is quick and requires minimal steps. Just connect the hose and plug it into your power source. The 90P setup is equally simple, with a slightly longer hose for better reach. Both compressors start fast and pump air efficiently. Users can operate them without technical knowledge or extra tools.
Maintenance Requirements
Maintenance for the 88P is basic. Regular checks of the hose and fittings keep it running smoothly. The 90P needs similar care, with occasional cleaning of the air filter. Both compressors have durable parts that require little frequent attention. Proper storage after use helps extend their lifespan.
Power Source
The power source plays a key role in the performance of portable air compressors like the Viair 88P and 90P. Understanding their power needs helps choose the right model for your tasks. Both models rely on vehicle batteries but differ in voltage, amperage, and cord features. These factors affect their efficiency and ease of use.
Voltage And Amperage
The Viair 88P runs on 12 volts and draws about 13 amps. This makes it suitable for light to medium tasks. The 90P also uses 12 volts but pulls a higher amperage, around 19 amps. This means it can deliver more power and inflate faster. Higher amps require more from your battery but improve compressor speed.
Battery Compatibility
Both compressors connect directly to a vehicle’s 12-volt battery. The 88P’s lower amperage suits smaller batteries or older vehicles. The 90P demands a stronger battery or a running engine to avoid draining power. Users should check battery health before use. Proper connection ensures safe and steady operation.
Cord Length And Flexibility
The 88P comes with a 10-foot power cord, offering decent reach inside most vehicles. The 90P features a slightly longer cord, about 12 feet, providing more flexibility. Longer cords allow easier access to all tires without moving the compressor. Both cords are thick and sturdy, designed to handle high current safely.
Price And Value
Choosing between the Viair 88P and 90P depends on understanding their price and value. Both compressors offer quality and reliability, but their costs and benefits differ. Knowing these differences helps buyers get the best product for their needs and budget.
Cost Comparison
The Viair 88P usually costs less than the 90P. Prices vary by seller and availability, but the 88P is often more affordable. This makes it a good choice for those on a budget. The 90P has a higher price due to its faster inflation speed and larger motor. This model suits users who want quick and powerful performance.
Warranty And Support
Both models come with a standard warranty from Viair. The warranty period covers defects in materials and workmanship. Viair offers good customer support through phone and email. Warranty terms are similar for the 88P and 90P. Buyers can expect reliable help if issues arise during the warranty period.
Customer Reviews
Customer feedback shows satisfaction with both compressors. Many praise the 88P for its quiet operation and portability. The 90P receives positive reviews for its fast inflation times. Some users highlight the 90P’s power for larger tires. Both models have strong ratings, reflecting their value for money.
Best Use Cases
The Viair 88P and 90P compressors serve different needs based on their design and power. Choosing the right model depends on the task you want to tackle. Understanding their best use cases helps pick the right tool quickly. Both units offer portability and efficiency but excel in specific scenarios.
Temporary Tire Inflation
The Viair 88P is ideal for quick, temporary tire inflation. It works well for small to medium tires, such as cars and light trucks. Its compact size makes it easy to store in a vehicle. The 90P handles larger tires but takes slightly more time to inflate. Both compressors operate on 12V power sources, making them suitable for roadside emergencies.
Off-road And Recreational Use
Off-road enthusiasts prefer the 90P for its higher air delivery rate. It fills larger off-road tires faster, reducing downtime on trails. The 88P fits well for smaller recreational vehicles and ATV tires. Both compressors are portable, allowing easy transport during outdoor adventures. Their rugged designs handle rough environments, adding reliability during trips.
Professional Applications
Professionals often choose the Viair 90P for its consistent performance on heavy-duty tires. It suits mechanics and service technicians who need reliable, fast inflation. The 88P serves well for light professional use or as a backup compressor. Both units provide durable construction and efficient operation for daily work. Choosing the right compressor improves job efficiency and customer satisfaction.

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Frequently Asked Questions
How Many Amps Is A Viair 88p?
The Viair 88P draws about 20 amps during operation. It runs efficiently on a 12-volt power source.
What Is The Difference Between Viair 88 And 85?
The VIAIR 88 offers higher air delivery and pressure than the 85. The 88 suits heavier tasks, while the 85 is more compact and portable.
How Long Do Viair Compressors Last?
VIAIR compressors typically last 5 to 10 years with proper use and maintenance. Durability depends on model and usage conditions. Regular upkeep extends compressor life significantly.
What Size Is The Viair 88p?
The Viair 88P measures approximately 8. 5 inches long, 3 inches wide, and 3. 5 inches high. It is compact and portable.
What Are The Main Differences Between Viair 88p And 90p?
The 88P is smaller and lighter, while the 90P offers more power and faster inflation.
Conclusion
Choosing between the Viair 88P and 90P depends on your needs. The 88P is lighter and easier to carry. The 90P offers more power and faster inflation. Both are reliable and durable for tire inflation. Consider how often and where you will use it.
Small tasks suit the 88P well. For bigger jobs, the 90P is better. Either way, you get a solid portable air compressor. Pick what fits your lifestyle and budget best.











