An airless sprayer forces paint through a small tip at high pressure, usually between 2,000 and 3,000 PSI, which atomizes the material without needing compressed air. That mechanism is what makes airless the go-to choice for large, flat surfaces: fences, siding, drywall, ceilings, and exterior trim. You can cover a wall in seconds compared to rolling it by hand.

One question that comes up constantly, including in painter forums, is whether you need to dilute paint for an airless sprayer. In most cases, no. Airless units are designed to handle thicker, unthinned latex and exterior paints because the high pressure does the atomizing work. You may need a slight thin for very viscous coatings like some primers or elastomeric paints, but check the tip size chart that comes with the unit first since tip size affects flow more than paint viscosity does.

For smaller jobs, a Graco Magnum airless paint sprayer or Graco Magnum X7 covers fences, sheds, and single rooms without a big learning curve. For whole-house exteriors or multi-day contractor work, step up to a Titan 440 or Titan 740, both of which push higher volume and hold up under continuous daily use.

HVLP stands for high volume, low pressure. Instead of forcing paint through a tiny tip at extreme pressure, HVLP guns use a large volume of air at low pressure to atomize the material into a soft, controlled cloud. The tradeoff is speed: HVLP is slower on big surfaces, but it lays down a noticeably smoother finish with far less overspray. That's why cabinet painters, furniture refinishers, and trim carpenters reach for HVLP instead of airless.

A disadvantage worth knowing before you rent one: HVLP struggles with thick, unthinned paint. Latex wall paint and heavier primers often need to be thinned to spray properly through an HVLP gun, which adds a prep step airless users skip entirely. HVLP cups also hold less material, meaning more refills on a big project, and the finer finish comes at the cost of production speed.

If you're weighing HVLP against LVLP (low volume, low pressure) for a first project, LVLP guns run off a standard shop compressor and are generally more forgiving and cheaper to set up, but they're better suited to small projects like doors or a single piece of furniture. True HVLP units, often turbine-driven, spray a wider range of coatings and finishes but take a bit more practice to dial in tip pressure and paint viscosity correctly. For a fine, uniform coat on cabinetry or furniture, a cordless handheld paint sprayer works well for smaller pieces, while a VP200ES cordless electrostatic handheld sprayer adds electrostatic charge to wrap paint evenly around metal and wood surfaces, which is a step up for cabinet doors and railings.

If you're asking which paint sprayer is right for walls, the answer is almost always airless. The high pressure and wide fan pattern cover drywall, ceilings, and exterior siding fast, and unthinned latex sprays without extra prep. A basic airless paint sprayer or tube-feed airless unit handles most residential wall and exterior jobs without issue.

For cabinets, the calculus flips. Cabinet doors and face frames show every imperfection, and HVLP's finer atomization avoids the heavy texture and drips that airless can leave on vertical, detailed surfaces. Most professional cabinet refinishers thin their paint or use a cabinet-specific coating and run it through an HVLP or LVLP gun for a factory-like finish.

Contractors who handle both types of work often keep two sprayers in rotation. Many rent a large airless sprayer with a 50-foot hose for exterior siding jobs and a Graco 695 Ultra Max II for daily production painting, then switch to an HVLP setup for interior cabinet and trim work on the same project. Most professional exterior and production painters lean on airless for the sheer speed, while finish carpenters and cabinet specialists lean on HVLP or LVLP for the quality of finish. Renting both for a single project is often more cost-effective than trying to make one sprayer do everything.