USB-C cable included with iPhone 15 may be limited to USB 2.0

The End of Lightning: USB-C for iPhone 15 (and Beyond)

Apple will limit iPhone USB-C to USB 2.0 speeds

iPhone 15 Pro Supports USB 3 Speeds, But Only If You Buy an Extra Cable

Charge in the fast lane with this Dual Port 37W USB-C to LTG Belkin Car Charger This compact Belkin car charger offers faster-than-standard charging speeds and an LED indicator to let you know when it's connected to a power source. Plug into USB-C PD 3.0 certified power through its USB-C port, fast charging an iPhone 12 from 0-50% in 25 minutes; or a Galaxy S21 Ultra 5G from 0-50% in 26 minutes.

Belkin 37W Dual Port Fast Car Charger with 3.3ft USB-C Cable Included

iPhone Shift Brings USB-C Closer to Universal Connector

USB-C to USB-C Fast Charge Cable — Fast Charge Standard OtterBox Cables

Apple Warned About USB-C Ahead Of iPhone 15 Release

Apple's iPhone 15 USB-C may be as slow as Lightning cable

What Is USB-C? An Explainer

USB-C - Wikipedia

iPhone 15 is coming with USB-C port, but with a TWIST

Apple's switch to USB-C on the iPhone 15 brings more cable confusion

USB-C Wall Charger OtterBox Lightning to USB-C Cable

Rumor Recap: What to Expect From the iPhone 15's USB-C Port - MacRumors