Water glass vs. Gorilla Glass for mobile device screens - What is The Difference?

Last Updated May 21, 2025

Water glass offers enhanced scratch resistance and environmental durability for mobile screens, while Gorilla Glass provides superior impact resistance and high transparency. Choosing between Water glass and Gorilla Glass depends on prioritizing either chemical protection or mechanical strength in mobile device screens.

Table of Comparison

Feature Water Glass Gorilla Glass
Material Type Sodium silicate glass Aluminosilicate toughened glass
Primary Use Household and industrial applications Mobile device and smartphone screens
Durability Low scratch resistance High scratch and impact resistance
Transparency Clear but prone to clouding Crystal clear with anti-reflective treatment
Thickness Varies, generally thicker Thin and lightweight
Water Resistance Soluble in water over time Water-resistant and durable under moisture
Price Range Low cost Moderate to high cost

Introduction to Mobile Device Screen Materials

Water glass, often referring to sodium silicate coatings, provides basic scratch resistance and anti-corrosion properties for mobile device screens, though it lacks the hardness levels of Gorilla Glass. Gorilla Glass, produced by Corning, is an alkali-aluminosilicate sheet glass engineered for high durability, impact resistance, and optical clarity, making it the preferred choice for premium smartphones. The key difference lies in Gorilla Glass's chemically strengthened composition, which offers superior protection against drops and daily wear compared to the simpler protective qualities of water glass treatments.

What is Water Glass?

Water glass, also known as sodium silicate, is a liquid solution commonly used for screen protection in mobile devices by forming a thin, transparent, and durable glass-like layer on the surface. This coating enhances scratch resistance and helps reduce fingerprints without adding bulk or affecting touch sensitivity, making it a lightweight alternative to Gorilla Glass. Unlike Gorilla Glass, which is chemically strengthened glass, water glass provides a sacrificial, self-healing layer that can prolong screen life through surface reinforcement rather than structural hardness.

What is Gorilla Glass?

Gorilla Glass is a chemically strengthened, alkali-aluminosilicate sheet glass designed specifically for mobile device screens to provide high durability and resistance to scratches and impacts. Manufactured by Corning, it undergoes a special ion-exchange process that enhances its strength, making it lightweight yet tough enough to protect smartphones and tablets from everyday wear and accidental drops. Its popularity in the mobile industry is driven by its balance of clarity, toughness, and thinness compared to traditional glass types like water glass.

Key Differences Between Water Glass and Gorilla Glass

Water glass, primarily composed of sodium silicate, offers a cost-effective, eco-friendly coating that enhances scratch resistance and self-healing properties for mobile device screens. Gorilla Glass, a chemically strengthened aluminosilicate glass developed by Corning, provides superior hardness, impact resistance, and clarity, making it the preferred choice for high durability and premium display quality. Key differences include material composition, level of durability, and resistance to scratches and impacts, with Gorilla Glass excelling in toughness while water glass emphasizes environmental benefits and surface protection.

Durability and Scratch Resistance Comparison

Water glass offers limited durability and scratch resistance due to its primarily silica-based composition, which lacks the toughness of engineered glass materials. Gorilla Glass, manufactured with specialized aluminosilicate glass and chemically strengthened through ion exchange, provides superior impact resistance and enhanced scratch protection, making it the preferred choice for mobile device screens. Extensive testing shows Gorilla Glass withstands higher drop heights and resists abrasion better, ensuring longer-lasting screen integrity under everyday use conditions.

Impact Resistance: Which Glass Performs Better?

Gorilla Glass, engineered through an ion-exchange process, offers superior impact resistance compared to standard water glass, providing enhanced durability against drops and scratches on mobile device screens. Water glass, primarily made from sodium silicate, lacks the hardened surface and structural toughness of Gorilla Glass, making it more prone to shattering upon impact. Industry tests consistently show that Gorilla Glass screens sustain fewer cracks and maintain integrity after significant drops, establishing it as the preferred choice for impact-resistant mobile displays.

Clarity and Touch Sensitivity Analysis

Water glass offers superior clarity with higher light transmittance, resulting in brighter and more vivid displays compared to Gorilla Glass. Gorilla Glass excels in touch sensitivity due to its oleophobic coating and precise surface hardness, enhancing responsiveness and reducing fingerprint smudges. Both materials provide durable protection, but Water glass prioritizes visual clarity while Gorilla Glass emphasizes optimal touch performance.

Cost and Availability for Manufacturers

Water glass, composed of sodium silicate, offers a low-cost alternative for mobile device screens but lacks widespread availability and industrial scalability compared to Gorilla Glass. Gorilla Glass, manufactured by Corning using specialized alkali-aluminosilicate glass technology, demands higher production costs but benefits from extensive global supply chains and established manufacturer partnerships. Cost-effectiveness for manufacturers thus depends on volume demand and regional access, with Gorilla Glass favored for premium devices while water glass suits budget models with limited production capacity.

Environmental Impact and Sustainability

Water glass, composed primarily of silica and sodium silicate, offers an environmentally friendly alternative to Gorilla Glass due to its biodegradability and lower energy consumption during production. Gorilla Glass, made from chemically strengthened aluminosilicate, requires more intensive manufacturing processes and involves mining activities that contribute to higher carbon emissions and resource depletion. Opting for water glass in mobile device screens can significantly reduce environmental impact and promote sustainability through lower energy use and improved recyclability.

Choosing the Right Glass for Your Mobile Device

Choosing between water glass and Gorilla Glass for your mobile device screen depends on durability and scratch resistance needs. Gorilla Glass, made from chemically strengthened aluminosilicate glass, offers superior impact resistance and is widely used in smartphones for enhanced protection. Water glass, or sodium silicate, lacks the toughness of Gorilla Glass and is rarely used as a screen material, making Gorilla Glass the optimal choice for longevity and user safety.

Water glass vs. Gorilla Glass for mobile device screens - What is The Difference?

Infographic: Water glass vs Gorilla glass for Mobile device screen



About the author. Kakani is a respected author and expert in materials for industrial and manufacturing applications. With years of experience in both research and industry.

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The information provided in this document is for general informational purposes only and is not guaranteed to be complete. While we strive to ensure the accuracy of the content, we cannot guarantee that the details mentioned are up-to-date or applicable to all scenarios. Topics about Water glass vs Gorilla glass for Mobile device screen are subject to change from time to time.

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