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Technology Comparisons

USB-C, Wi-Fi, Bluetooth and charging standards compared.

8 articles
8 Best USB Bluetooth Adapters

8 Best USB Bluetooth Adapters

We compared 8 USB Bluetooth adapters using manufacturer listings. Our overall pick is the UGREEN Bluetooth 6.0 dongle; the others suit travel, Linux, Bluetooth-only use, gaming controllers and older Windows PCs.

Gadget Sleuth Editors Nov 2, 2026
6 Best Wi-Fi 6E Routers

6 Best Wi-Fi 6E Routers

Six Wi-Fi 6E routers and mesh kits compared from Amazon listings: 6 GHz bands, wired ports, coverage claims and who each one suits.

Gadget Sleuth Editors Nov 1, 2026
Best GaN Chargers

Best GaN Chargers

We compared specs to find the best GaN chargers for different needs: a high-power smart charger for laptops, an ultra-compact fast charger for iPhones, and a tiny foldable charger for travel.

Gadget Sleuth Editors Oct 31, 2026

Navigating the alphabet soup of tech standards can be confusing. Is your new USB-C cable fast enough? Will your smart plug work with your Wi-Fi 6 router? This section is here to help you make sense of the underlying technologies that power your gadgets.

We break down the specifications and protocols—like USB-C, Wi-Fi, Bluetooth, and charging standards—so you can understand compatibility, speed, and capabilities before you buy. It's for anyone looking to connect devices, set up a smart home, or simply avoid buying the wrong accessory.

What you'll find here