Summary of Reddit Comments on Wireless Chargers for Samsung S23:

Issues with Wireless Charging:

Users have noted that ESR wireless charger and other chargers are not charging their Samsung S23 devices at the expected speed. One user mentioned, "Just used an app to check the speeds and it's going from around 0.21W to 4W. No where near the 15W speed the phone and charger are capable of."
Some users experience slow charging and overheating with cases on and off their Samsung S23 devices.
A user pointed out potential software issues, as they mentioned, "I should also note that my S23 ultra still has one UI 6. Where as my s25 ultra comes with one UI 7 out of the box. So maybe it's a software issue?"
Another user suggested checking the "fast wireless charging" toggle in the battery settings as it might be turned off by default.

Charger Compatibility:

It's important to ensure using a Qi1 wireless charging pad for Samsung S23 devices.
Users recommended getting a Qi2 wireless charger for devices like S25 Ultra that support it.
Some users found that the Samsung branded charger worked better for their Samsung S23 Ultra device.

Other Recommendations and Experiences:

Removing the case was recommended to troubleshoot slow charging issues.
Some users experienced longer charging times for their S25 Ultra compared to previous models.
There were concerns about the location of the camera lenses affecting wireless charging on some chargers.
A user also suggested trying wired charging if wireless charging is not efficient, stating, "Use a cable, don't be lazy."

Summary of Wireless Charger Products from Previous Reddit Comments:

LUKEN 25W 3 in 1 Wireless Charger Stand:

Supports fast wireless charging for phones but may have difficulty charging with thick cases.

ORIA Wireless Charging Station:

Affordable option with reversible 2-in-1 watch charger but may not support fast wireless charging for Samsung devices.

3 in 1 Foldable Magnetic Wireless Charger Stand:

Supports fast wireless charging and is compact for travel, compatible with Samsung devices.

UGREEN Magnetic Wireless Charger Stand:

Compact design but lacking in fast wireless charging support for Samsung devices.

CHOETECH T632-F 3-in-1 15W Magnetic Wireless Foldable Charging Dock:

Works with fast wireless charging on Samsung devices but the watch charger is only compatible with Apple devices.

Overall, users recommended ensuring compatibility with Qi1 or Qi2 wireless chargers for Samsung S23 devices, checking software settings, and troubleshooting potential issues with cases affecting charging efficiency.