Double-Shot vs. Dye-Sublimation Keycaps: Which One Lasts Longer?

When it comes to mechanical keyboards, choosing the right keycaps is just as important as selecting the switches. Keycap durability plays a significant role in ensuring your keyboard remains visually appealing and functional over time. Two of the most popular keycap printing techniques—double-shot molding and dye-sublimation (dye-sub)—offer unique advantages. But which one lasts longer? In this article, we’ll compare double-shot and dye-sub keycaps based on durability, feel, and long-term performance to help you make the best choice.

What Are Double-Shot Keycaps?

Sources from KeebNews

Double-shot keycaps are made using a process where two layers of plastic are molded together. The legend (text or symbols on the keycaps) is injected separately from the main keycap body, ensuring it never fades or wears off over time.

Advantages of Double-Shot Keycaps:

• Extremely durable: Since legends are molded into the keycap, they won’t fade, even with heavy use.
• Crisp and clear legends: The manufacturing process ensures sharp and well-defined text.
• Ideal for RGB keyboards: Some double-shot keycaps are designed with translucent legends to allow light to shine through.

Disadvantages of Double-Shot Keycaps:

• More expensive: Due to the complex manufacturing process, double-shot keycaps tend to cost more.  
• Limited design options: Only two plastic colors can be used per keycap, which limits custom designs compared to dye-sub.

What Are Dye-Sublimation Keycaps?

Dye-sublimation (dye-sub) keycaps use a heat transfer process where dye is infused into the surface of the keycap. Unlike surface-level printing methods, the ink penetrates the keycap material, making the legends more resistant to wear compared to traditional printing.

Advantages of Dye-Sublimation Keycaps:

• Highly durable legends: While not as long-lasting as double-shot keycaps, dye-sub legends are deeply embedded and don’t rub off easily.
• Vibrant and customizable designs: This process allows for multi-color legends and more creative designs.
• Smooth texture: Since there are no extra layers, the keycaps feel consistent and natural under your fingers.

Disadvantages of Dye-Sublimation Keycaps:

• Limited to PBT plastic: Dye-sub only works well with PBT keycaps because ABS plastic doesn’t hold the dye properly.
• Legends can fade over time: Although resistant, dye-sub legends may fade slightly with years of extensive use.
• Doesn’t support backlit keyboards: Since the dye is embedded into the plastic, it blocks light from passing through.

Double-Shot vs. Dye-Sub: Which One Lasts Longer?

Image from Hirosart

When comparing durability, double-shot keycaps have the upper hand because the legends are physically part of the keycap, making them virtually impossible to wear down. Dye-sublimation keycaps, while very durable, may fade slightly after several years of heavy use, especially if exposed to harsh cleaning agents or excessive friction.

However, if you prioritize aesthetics and variety in design, dye-sub keycaps offer more flexibility, especially for those who prefer colourful or custom designs.

Which Keycap Type Should You Choose?

• For maximum durability: Choose double-shot keycaps, especially if you want legends that never fade.
• For unique and colorful designs: Go for dye-sublimation keycaps, particularly if you prefer PBT material and non-RGB setups.
• For gamers and RGB enthusiasts: Double-shot keycaps with translucent legends work best with backlit keyboards.
• For typists and enthusiasts: Dye-sub keycaps offer a superior feel and aesthetic variety, making them a favourite among mechanical keyboard enthusiasts.

Frequently Asked Questions (FAQ)

1. What are double-shot keycaps?

Double-shot keycaps are made using a two-layer molding process where the legend (text or symbols) is injected separately from the main keycap. This ensures the legends never fade or wear off, providing exceptional durability.

2. What are dye-sublimation keycaps?

Dye-sublimation keycaps use a heat transfer process where dye is infused into the surface of the keycap. The dye penetrates the plastic, making the legends more durable compared to traditional printed keycaps.

3. Which keycap type lasts longer?

Double-shot keycaps last longer than dye-sublimation keycaps. Since the legend is molded into the keycap, it is more resistant to wear. Dye-sublimation keycaps are durable but may experience slight fading after years of heavy use.

4. Do double-shot keycaps support RGB lighting?

Yes, double-shot keycaps, especially those made from translucent plastic, are ideal for RGB keyboards. The light shines through the legends, creating a glowing effect.

5. Can I use dye-sublimation keycaps with RGB keyboards?

No, dye-sublimation keycaps typically don’t support RGB lighting because the dye blocks light from passing through the keycap. They are best used with non-RGB setups.

6. Are double-shot keycaps more expensive than dye-sublimation keycaps?

Yes, double-shot keycaps are generally more expensive, especially the high-quality PBT varieties, due to the complex manufacturing process. Dye-sublimation keycaps are more affordable while still offering excellent durability.

7. How do double-shot and dye-sub keycaps differ in sound?

Double-shot keycaps, especially those made from ABS, produce a higher-pitched, clackier sound. In contrast, dye-sublimation PBT keycaps provide a deeper, more muted sound that many typists and enthusiasts prefer.

8. Which keycap material is better for typing experience?

Dye-sublimation PBT keycaps are often favored by typists for their textured feel and quieter sound. Double-shot keycaps (especially PBT versions) can also offer a great typing experience, but the feel may be smoother or more slippery compared to PBT dye-sublimation keycaps.

9. Are dye-sublimation keycaps only made from PBT?

Yes, dye-sublimation works best with PBT plastic because it holds the dye better than ABS plastic, making the legends more durable. ABS plastic doesn’t absorb dye as effectively, which makes it unsuitable for the dye-sublimation process.

Final Verdict

Both double-shot and dye-sublimation keycaps offer excellent durability, but if longevity is your top priority, double-shot keycaps are the clear winner. However, if you value customization and smooth texture, dye-sublimation keycaps are still a fantastic choice. Ultimately, the best keycaps depend on your personal preference, budget, and keyboard setup.  

No matter which option you choose, investing in high-quality keycaps enhances both the functionality and aesthetics of your mechanical keyboard. Happy typing!