Using a 20W charger is the best option for charging the iPhone 15 Pro Max as it charges slightly faster, keeps the phone cooler, and has a minimal difference in battery levels compared to other chargers.
For Apple I Phone 15 /15 Pro/15 pro max Series Fast Charger,35W Dual USB-C Port Compact Power Adapter,Dual Type C Port Cell Phone Wall Charger with USB C and Lighting Cable
The Best Chargers for iPhone 15 – Plugable Technologies
High-Speed Charging: IPREMIUM 20W new iphone fast charger block provides 20W power to fast charge at full speed for new iPhone 15/15 Pro Max, or other
iPhone Fast Charger Block, 2-Pack 20W USB C Wall Cube Charger Type C Fast Charging Block for iPhone 15/15 Pro/15 Pro Max/15 Plus/14/14 Pro/14 Pro
B1G918E-AW, Fonus(TM) 2-Port 36W Quick Charge 3.0 Adaptive Fast USB Charger is the latest design from our QC3.0 product line up. Enabled by Quick
Car Charger for iPhone 15/Pro/Max/Plus - 36W Fast 2-Port USB Coiled Cable Type-C Quick Charge DC Socket for iPhone 15/Pro/Max/Plus
The 4 Best Wireless chargers for iPhone 15 series
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YLLZI Magnetic Wireless Charger for iPhone 15 - Fast Wireless Charging Pad for iPhone 15/15 Pro/15 Plus/15 Pro Max/14/14 Pro/14 Plus/14 Pro Max/13/12 Series[1 x USB C to USB Adapter],Black
Best USB-C charger for iPhone 15
DTZY Magnetic Wireless Charger Phone Cooler, 15W Fast Charging Compatible with Radiator Wireless Charging for iPhone 14/13/12 Series,Magsafe Wireless Charging for Gaming Video Live Streaming Black : Cell Phones & Accessories