When considering granite countertops for your home, it’s essential to understand that not all granite is created equal. The grading system for granite helps homeowners and designers make informed decisions about quality, appearance, and price. In this comprehensive guide, we’ll explore the different grades of granite and what you need to know before making your purchase.
Factors Influencing Granite Quality
Several key factors contribute to the grading of granite:
Thickness
Standard thicknesses for granite slabs are ¾ inch (2 cm) and 1¼ inch (3 cm). Thicker slabs are usually more expensive and considered higher quality.
Visual Appearance
Color consistency, clarity, and the uniqueness of patterns play a vital role in grading granite. Higher grades often feature more exotic colors and intricate patterns.
Porosity
Less porous granite is more durable and resistant to staining, an important factor for kitchen and bathroom countertops.
Understanding Superior Granite Stone Classes
| Stone Class | Starting Price Per Sq Ft* |
|---|---|
| Class 1 | Starts at $49/sq ft |
| Class 2 | Use client sheet |
| Class 3 | Use client sheet |
| Class 4 | Use client sheet |
| Class 5 | Use client sheet |
Pricing varies based on material selection, project size, edge profile, sink selection, and installation requirements.

Choosing the Right Stone Class for Your Project
Selecting the appropriate granite Stone Class depends on several factors:
Budget Considerations
Superior Granite offers multiple stone classes to fit different budgets and design goals. Higher stone classes typically include more unique colors, movement, and premium material selections.
Aesthetic Preferences
Different stone classes offer different colors, patterns, and visual movement. Viewing full slabs in person is the best way to select the material that fits your design goals.
Intended Use
Think about where the granite will be installed and how it will be used. For high-traffic areas or gourmet kitchens, a higher-Stone Class granite might be more suitable due to its increased durability and stain resistance.
Long-Term Value
Consider the long-term value of your investment. While premium stone selections is more expensive initially, its durability and unique appearance can add significant value to your home over time.
Maintenance Considerations
Regardless of the grade, all granite countertops require some level of maintenance to preserve their beauty and durability:
- Sealing: Granite countertops should be sealed regularly to protect against stains and moisture. Higher-grade granites may require less frequent sealing due to their lower porosity.
- Cleaning: Daily cleaning with mild soap and water is sufficient for all grades of granite. Avoid harsh chemicals that could damage the stone or its sealant.
- Handling with Care: While granite is highly durable, it’s still important to use cutting boards and avoid placing extremely hot items directly on the surface to prevent potential damage.

Understanding Stone Classes When Choosing Granite Countertops
Understanding Superior Granite’s stone class system helps homeowners choose a material that fits both their design preferences and budget. Stone classes reflect material availability, appearance, and selection rather than overall quality, since all granite offered by Superior Granite is durable natural stone.
Ready to elevate your space with stunning granite countertops? Superior Granite is here to help you navigate the selection process and find the perfect granite for your project. With our wide range of options, state-of-the-art technology, and commitment to customer satisfaction, we ensure a seamless experience from selection to installation. Visit one of our showrooms in Pensacola, Pace, or Ft. Walton Beach, Florida, to explore our extensive inventory and consult with our knowledgeable team. Let Superior Granite transform your vision into reality, contact us today to begin your journey towards beautiful, durable granite countertops that will stand the test of time.





