Will Your Galaxy S20 Ultra Charger Work With iPhone 17?
Cable, wall adapter, wireless charging & MagSafe compatibility (2026)
Works but with caveats
Your Galaxy S20 Ultra charger works with the iPhone 17 — but charges slower than max speed. Upgrade your adapter for full 30W charging.
🔌 Cable
CompatibleBoth use usb-c — your cable works. The iPhone 17 supports up to 30W (vs 15W) so you may want a higher-wattage cable for max speed.
🔋 Wall Adapter
Works but slowerYour 15W adapter works but charges the iPhone 17 at 15W instead of its 30W max. Upgrade to a 30W+ adapter for full speed.
⚡ Wireless Charging
CompatibleA standard Qi pad works for both phones at up to 7.5W. Only the iPhone 17 supports Qi2. The Galaxy S20 Ultra will charge via basic Qi at 7.5W on a Qi2 charger.
🧲 MagSafe
IncompatibleYour MagSafe charger snaps to the iPhone 17 but not the Galaxy S20 Ultra. The Galaxy S20 Ultra lacks built-in magnets — it'll charge via Qi at ~5W without magnetic alignment.
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Frequently Asked Questions
Will my Galaxy S20 Ultra charger work with iPhone 17?
Your Galaxy S20 Ultra charger works with the iPhone 17 — but charges slower than max speed. Upgrade your adapter for full 30W charging.
Can I use my Galaxy S20 Ultra cable with iPhone 17?
Both use usb-c — your cable works. The iPhone 17 supports up to 30W (vs 15W) so you may want a higher-wattage cable for max speed.
Does MagSafe work with both phones?
Your MagSafe charger snaps to the iPhone 17 but not the Galaxy S20 Ultra. The Galaxy S20 Ultra lacks built-in magnets — it'll charge via Qi at ~5W without magnetic alignment.
Can I wirelessly charge both phones with the same charger?
A standard Qi pad works for both phones at up to 7.5W. Only the iPhone 17 supports Qi2. The Galaxy S20 Ultra will charge via basic Qi at 7.5W on a Qi2 charger.