We talk a lot about 5G, but the reality is that for 80% of your day—at home, at work, or in a coffee shop—your phone is running on WLAN (Wireless Local Area Network), commonly known as Wi-Fi.

When you check the “Comms” section on GSM Aura, you will see a confusing code like “802.11 a/b/g/n/ac/6.”

Here is how to read that code to know if your internet will fly or crawl.

The Hierarchy of Speed

Wi-Fi standards have changed names recently to make them easier to understand. Here is the ladder from “Old School” to “Bleeding Edge.”

1. The “Old Reliable”: Wi-Fi 5 (802.11ac)

• Status: Found in older or budget phones.
• The Experience: It is fast enough for Netflix and scrolling. However, if everyone in your house is streaming at the same time, this connection starts to choke. It struggles with congestion.

2. The “Current Standard”: Wi-Fi 6 (802.11ax)

• Status: Found in most mid-range and premium phones today.
• The Upgrade: It’s not just faster; it’s smarter. Wi-Fi 6 was built for the modern home filled with smart bulbs, laptops, and consoles. It manages “traffic jams” much better, keeping your phone’s connection stable even when the network is crowded.

3. The “VIP Lane”: Wi-Fi 6E

• Status: Found in high-end flagships.
• The Secret Weapon: Standard Wi-Fi uses two radio bands (2.4GHz and 5GHz). These are crowded. Wi-Fi 6E opens up a new 6GHz band. Think of it as a private highway that only new devices can use. There is zero interference from your neighbor’s old router.

4. The “Future Proof”: Wi-Fi 7 (802.11be)

• Status: Found in only the absolute newest 2024 flagships.
• The Game Changer: It introduces MLO (Multi-Link Operation). Instead of choosing one frequency band, a Wi-Fi 7 phone can connect to the 5GHz and 6GHz bands simultaneously to combine the speed. It is ridiculously fast—often faster than a wired cable.

Frequency Bands: The Coverage Trade-off

You will often see “Dual-band” or “Tri-band” listed. This refers to the radio waves the phone can catch.

• 2.4 GHz: The “Marathon Runner.” It is slow, but the signal travels through thick concrete walls and covers the whole house.
• 5 GHz: The “Sprinter.” It is very fast, but the signal gets weaker if you move a few rooms away from the router.
• 6 GHz: The “Drag Racer.” It offers blistering speed, but you basically need to be in the same room as the router to use it.

Other WLAN Features

• Wi-Fi Direct: This lets two phones connect directly to each other without needing a router in the middle. This is the tech that powers “Nearby Share” or “Quick Share” for sending massive files instantly.
• Hotspot: This turns your phone into a mini-router, sharing your mobile data (4G/5G) with your laptop or tablet.

The GSM Aura Reality Check

Here is the catch with WLAN specs: Your phone is only as fast as your router.

You can buy a $1,500 phone with Wi-Fi 7, but if you are still using the cheap white router your internet company gave you five years ago (which is likely Wi-Fi 5), you won’t see any difference.