Best smartphones with good thermals

September 18, 2025

Best Smartphones with Good Thermals: Stay Cool While You Game or Work

When it comes to smartphones, thermals play a crucial role in ensuring your device performs optimally, especially during intense gaming sessions or heavy multitasking. A smartphone with good thermal management will prevent overheating, ensuring the device runs smoothly without throttling performance. In this article, we will dive deep into the best smartphones with excellent thermals, looking at features, brands, and the importance of cooling systems in modern smartphones.

Smartphone Thermal Cooling

Why Are Good Thermals Important in Smartphones?

Before we list the best smartphones for thermals, it’s essential to understand why thermal management matters:

  1. Performance Optimization: Overheating can cause your smartphone to throttle performance. Efficient thermals help maintain high speeds even during intensive tasks like gaming or video rendering.

  2. Battery Life: Excessive heat can reduce battery efficiency, leading to quicker degradation over time.

  3. Longer Lifespan: Consistent heat management means your phone is less likely to experience internal damage, extending its lifespan.

  4. User Experience: A phone that gets too hot can become uncomfortable to hold, which directly impacts user experience.

What Makes a Smartphone Have Good Thermals?

Good thermals in a smartphone are typically achieved through a combination of factors, including:

  • Advanced Cooling Systems: These can include liquid cooling, graphite sheets, heat pipes, or vapor chambers.

  • Efficient Chipset: A powerful yet energy-efficient chipset helps to minimize heat generation during heavy use.

  • Material Quality: Phones made with materials like aluminum or glass often offer better heat dissipation.

  • Smart Power Management: Phones with effective software that manages power consumption help reduce heat buildup.

Let’s look at some of the best smartphones known for their excellent thermal management.

1. Asus ROG Phone 7

The Asus ROG Phone 7 is one of the most well-known smartphones designed specifically for gamers. It comes equipped with an impressive GameCool 7 cooling system, which includes a vapor chamber, a thermal graphite sheet, and an advanced copper heat sink. These features work together to keep the phone cool even under the most intense gaming loads.

Key Features:

  • Vapor Chamber Cooling: Reduces heat buildup during gaming.

  • Customizable Fan: The fan can be attached for even better cooling during extreme gaming sessions.

  • Powerful Snapdragon 8 Gen 2 chipset for excellent performance.

ROG Phone Cooling

2. Xiaomi Black Shark 5 Pro

The Xiaomi Black Shark 5 Pro offers an excellent cooling system, featuring dual liquid cooling technology that uses graphene sheets and liquid cooling pipes. This design helps maintain optimal temperatures during gaming, ensuring consistent performance without any lag due to overheating.

Key Features:

  • Dual Liquid Cooling System: Ensures heat dissipation on both sides of the phone.

  • Snapdragon 8 Gen 1 Processor: Great for handling demanding applications.

  • Magnetic Pop-up Shoulder Buttons: A unique feature for gamers that adds to the immersive experience.

3. Samsung Galaxy S23 Ultra

Samsung’s Galaxy S23 Ultra stands out not only for its camera and performance but also for its advanced cooling system. The phone uses a multi-layer graphite cooling system and an improved vapor chamber to keep the phone cool under heavy loads, making it perfect for gamers and power users.

Key Features:

  • Vapor Chamber Technology: Distributes heat evenly, reducing hotspots.

  • Powerful Snapdragon 8 Gen 2 for Galaxy: Optimized for performance and thermal efficiency.

  • Dynamic AMOLED Display: Offers vivid visuals without putting too much strain on the device.

4. OnePlus 11

The OnePlus 11 has a SuperCool System that uses multi-layer graphite sheets and a heat dissipation system to keep temperatures in check. Its design efficiently balances performance and cooling, making it an excellent choice for heavy users, especially gamers.

Key Features:

  • Heat Dissipation System: Efficient heat management even during gaming.

  • Snapdragon 8 Gen 2 Chipset: Provides an optimal balance between performance and thermal efficiency.

  • 120Hz Fluid AMOLED Display: Ensures smooth visuals while managing power effectively.

5. iPhone 15 Pro Max

Apple’s iPhone 15 Pro Max incorporates advanced thermal systems that prevent excessive heat buildup. The phone uses a graphite cooling system combined with internal heat dissipation materials to keep the phone running cool during gaming or video recording.

Key Features:

  • Titanium Frame: A heat-dissipating material that helps reduce internal temperature.

  • A17 Pro Chip: Apple’s latest processor optimized for thermal efficiency.

  • Efficient Power Management: Optimizes energy consumption, preventing unnecessary heat buildup.

6. AGM Glory G1S

The AGM Glory G1S stands out as one of the few smartphones with a thermal camera feature, making it perfect for industrial and outdoor use. This rugged phone comes with a built-in FLIR thermal camera and offers excellent thermal management to prevent overheating during extended outdoor use.

Key Features:

  • FLIR Thermal Camera: Great for detecting and measuring temperature variations in your surroundings.

  • Military-Grade Durability: Designed for tough conditions, this phone can handle both heat and cold environments.

  • Efficient Cooling System: Keeps the phone from overheating during use in extreme conditions.

AGM Glory G1S Thermal Camera

How to Choose a Smartphone with Good Thermals?

When selecting a smartphone based on thermals, consider the following:

  • Cooling Technology: Look for phones that use advanced cooling systems like vapor chambers, liquid cooling, or graphene sheets.

  • Chipset: Ensure the phone uses an energy-efficient chipset, such as the Snapdragon 8 Gen 2 or Apple A17 Pro, which generate less heat.

  • Usage Pattern: If you game a lot or perform resource-heavy tasks, opt for phones with more advanced cooling technologies.

  • Build Materials: Phones made from materials like aluminum or titanium tend to have better heat dissipation.

FAQs About Smartphone Thermals

Q1: How can I keep my smartphone cool during gaming?

You can use a gaming cooler accessory, lower the screen brightness, and ensure you’re in a well-ventilated area. Choosing a phone with an advanced cooling system also helps.

Q2: What is the best cooling system for smartphones?

The best systems are vapor chamber cooling and liquid cooling systems. These technologies are often found in gaming phones like the Asus ROG Phone 7 and Xiaomi Black Shark 5 Pro.

Q3: Does thermal performance affect phone battery life?

Yes, overheating can degrade battery performance. Phones with efficient thermal management can prevent this and extend the battery’s lifespan.

Q4: Are rugged phones better at handling heat?

Rugged phones like the AGM Glory G1S often feature better thermal performance because they are designed to withstand extreme conditions, including temperature fluctuations.

Conclusion

In today’s smartphone market, having a good thermal management system is crucial for maintaining consistent performance, prolonging battery life, and ensuring the device remains comfortable to hold. Whether you’re a gamer, a heavy multitasker, or someone who simply values long-term device longevity, choosing a smartphone with excellent thermals will make a significant difference. Models like the Asus ROG Phone 7, Xiaomi Black Shark 5 Pro, and iPhone 15 Pro Max lead the way in terms of advanced cooling systems, while phones like the AGM Glory G1S offer unique features such as thermal cameras. Keep these options in mind when shopping for your next smartphone to ensure you pick a device that can handle the heat, literally.

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