Buying Guides & Comparisons

What ‘Up To’ Really Means in Charger Wattage Marketing

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“Up to 100W” describes the charger’s maximum output under ideal conditions with a fully compatible device and cable — actual delivered power to any specific device is frequently lower, and that’s normal, not false advertising.

Practical note

When a spec matters for a purchase decision, verify it rather than trusting packaging language alone — an inexpensive USB power meter pays for itself quickly if you buy chargers often.

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