Best Paint Primers & Sealers Under $100 (2026)
We ranked options under $100 by value score using user ratings, container size, product type (gesso vs. varnish), and suitability for acrylic/oil surfaces
This roundup covers paint primers and sealers under $100 that improve adhesion, block stains, and provide a stable surface for acrylic or oil paints. Selections prioritize value by combining coverage, finish options (gesso, varnish/spray), user ratings, and container sizes from trusted art-material brands
Top Picks
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1
Liquitex Gesso Surface Prep Medium, 946ml White
Liquitex gesso surface prep medium in 32-oz bottle. Intermixable with Liquitex acrylic paints and mediums; standard coverage for canvas prep. Customer notes smooth texture and good value for money
- large-capacity bottle
- intermixable with Liquitex colors
- smooth, versatile gesso
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2
Liquitex Soluvar Gloss Varnish Aerosol 400 ml
Aerosol gloss varnish for protective finish on art surfaces. Dries quickly to a mirror-like shine and enhances color. Customer note: works well on murals, Gouache, and wood
- quick-drying mirror shine
- color enhancement
- multi-surface compatibility
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3
Liquitex BASICS Gesso Surface Prep Medium, 3.78L
Gesso for preparing painting surfaces for acrylic and oil; lightweight, non-toxic, dries to a water-resistant, non-yellowing surface and intermixable with Liquitex colors. Users note quick drying, smooth finish and good coverage
- non-toxic and educational-safe
- dries quickly for faster workflow
- intermixable with Liquitex colors
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4
Liquitex Professional Gesso Surface Prep Medium, White
Premium acrylic gesso to prepare surfaces for acrylic and oil painting. Intermixable with Liquitex colors and mediums; conforms to ASTM D4236 for educational use. Customers note smooth texture and good coverage
- premium acrylic gesso for surface prep
- intermixable with Liquitex acrylic colors
- educational-use safety certified
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5
Liquitex Gesso Surface Prep Medium, White, 128 oz
Fluid gesso to prep surfaces; intermixable with Liquitex acrylic paints. Customers note smooth texture and good coverage, especially on white canvas
- intermixable with Liquitex acrylics
- conforms to safety standards for educational use
- large 128-oz bottle for extended use
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6
TotalBoat Wood Sealer – Marine Grade Pre-Varnish Sealer (Quart)
One-part pre-varnish wood sealer that fills grain and creates a smooth surface for varnish. Provides UV protection to the wood grain and prevents cracking; ready to sand between coats. Customers note easy application and quick drying, with a honey-like hue
- fills and seals wood grain for varnish
- UV protection down to the wood grain
- stable foundation for 1-part marine varnish
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7
Hyatt's Acrylic Gesso Primer 1 Gallon
Hyatt's acrylic gesso primer for preparing painting surfaces with smooth, matte finish and good coverage. Customers praise quality and value but note mixed experiences on thickness and drying time.
- opaque one-coat coverage
- non-toxic; ASTM-D 4236 compliant
- versatile surface compatibility