Will Your Galaxy S21 Ultra Charger Work With Honor X9b?
Cable, wall adapter, wireless charging & MagSafe compatibility (2026)
Works but with caveats
Your Galaxy S21 Ultra charger works with the Honor X9b — but charges slower than max speed. Upgrade your adapter for full 66W charging.
🔌 Cable
CompatibleBoth use usb-c — your cable works. The Honor X9b supports up to 66W (vs 25W) so you may want a higher-wattage cable for max speed.
🔋 Wall Adapter
Works but slowerYour 25W adapter works but charges the Honor X9b at 25W instead of its 66W max. Upgrade to a 66W+ adapter for full speed.
⚡ Wireless Charging
IncompatibleHonor X9b doesn't support wireless charging, so wireless chargers aren't interchangeable.
🧲 MagSafe
IncompatibleNeither phone has built-in MagSafe magnets. MagSafe chargers will charge via Qi at ~5W without magnetic snap.
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Frequently Asked Questions
Will my Galaxy S21 Ultra charger work with Honor X9b?
Your Galaxy S21 Ultra charger works with the Honor X9b — but charges slower than max speed. Upgrade your adapter for full 66W charging.
Can I use my Galaxy S21 Ultra cable with Honor X9b?
Both use usb-c — your cable works. The Honor X9b supports up to 66W (vs 25W) so you may want a higher-wattage cable for max speed.
Does MagSafe work with both phones?
Neither phone has built-in MagSafe magnets. MagSafe chargers will charge via Qi at ~5W without magnetic snap.
Can I wirelessly charge both phones with the same charger?
Honor X9b doesn't support wireless charging, so wireless chargers aren't interchangeable.