Which charger do I need? Fast phone and car chargers explained

, by SNAPCASES., 1 min reading time

Watts, USB-C and fast charging in plain English – which plug or car charger suits your iPhone, Samsung, tablet or laptop.

For fast charging, three things matter: enough watts, the right connector and the right charging standard. Get those right and the charger will charge your phone as fast as it is designed to.

1. Watts: how much power

Device What to look for From our range
iPhone 20W or more, USB-C Power Delivery (PD) 20W USB-C Fast Charger Plug
Samsung Galaxy 25W USB-C PD. For Samsung's Super Fast Charging the charger also needs PPS. 25W USB-C Fast Charger Plug (PD)
Two devices at once A dual-port plug that shares its power 45W Dual USB-C GaN Charger Plug
Laptop or tablet 45W–65W USB-C, matching your laptop's own charger 67W USB-C Laptop Charger
In the car USB-C PD with PPS 30W USB-C Car Charger – PD 3.0 & PPS

A higher-watt charger is safe to use: the phone only draws the power it can handle.

2. Connector: USB-C or Lightning

iPhone 15 and later charge through USB-C. Older iPhones use Lightning and need a USB-C to Lightning cable to fast charge from a USB-C plug. Samsung and Pixel phones use USB-C.

3. The cable matters too

A worn or low-quality cable limits even a fast plug. If charging is slow with a new plug, try another cable first. If it still won't charge properly, the charging port may need cleaning or repairing – walk in to our Sutton shop, book a London home visit or post it to us.

Browse: Chargers & plugs · Car chargers · Wireless chargers · Power banks

Every charger comes with free UK delivery or collection from our Sutton shop, plus our accessory warranty.

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