HEAD-TO-HEAD COMPARISON
Razer Phone Cooler Chroma vs Black Shark FunCooler 4 Pro
We compare the Razer Phone Cooler Chroma and Black Shark FunCooler 4 Pro head-to-head on performance, features, value, and more. Here's which one wins.
Our Pick
Check Price on AmazonRazer Phone Cooler Chroma
Scored 8.9/10 in our testing
Best Overall
Razer Phone Cooler Chroma
Mobile gamers who want the most effective cooling with RGB aesthetics
Overall:8.9/10Winner
Check price on Amazon Best Value
Black Shark FunCooler 4 Pro
Budget mobile gamers who need effective cooling without premium pricing
Overall:8.5/10
Check price on Amazon Score Breakdown
| Razer Phone Cooler Chroma | Category | Black Shark FunCooler 4 Pro |
|---|---|---|
| 9/10 ✓ | Performance | 8/10 |
| 9/10 ✓ | Features | 8/10 |
| 8/10 | Ease of Use | 8/10 |
| 7/10 | Value | ✓ 9/10 |
| 8.9/10 ✓ | Overall | 8.5/10 |
Specs Comparison
| Razer Phone Cooler Chroma | Spec | Black Shark FunCooler 4 Pro |
|---|---|---|
| Peltier thermoelectric | Cooling | Semiconductor + fan |
| Up to 25°C | Temp Drop | Up to 23°C |
| Chroma enabled | RGB | Yes |
| USB-C powered | Power | Universal |
Razer Phone Cooler Chroma
Pros
- + Most effective cooling in our tests with 22°C temp reduction
- + Razer Chroma RGB integrates with your existing Razer ecosystem
- + MagSafe-compatible version available for iPhone users
Cons
- − Requires constant USB-C power connection to operate
- − Fan noise is audible in quiet environments
- − Condensation can form on the cooling plate in humid conditions
Black Shark FunCooler 4 Pro
Pros
- + Excellent cooling performance rivaling coolers twice the price
- + Companion app allows precise fan speed and mode control
- + Universal clamp design fits phones from 67mm to 88mm wide
Cons
- − Build quality feels slightly less premium than Razer
- − App interface is functional but not particularly polished
- − Clamp pressure can accidentally press side buttons on some phones
Our Verdict
Based on our scoring, the Razer Phone Cooler Chroma comes out on top with an overall score of 8.9/10. The Razer Cooler Chroma dropped our test phone's surface temperature by 22°C and eliminated frame drops entirely. The Chroma RGB is a fun bonus that syncs with other Razer gear.
Buy the Razer Phone Cooler Chroma on AmazonRead the full Best Gaming Phone Coolers 2026 guide for complete reviews of all 3 products.