Do I Need to Replace My Wi-Fi Router Every 6 Years?

Your Wi-Fi router sits in a corner, blinking quietly, and you’ve probably never given it much thought. But according to ELECOM’s newly released survey data, there’s a good chance that humble device is older than it should be — and silently underperforming as a result. The company has issued a pointed warning: the maximum sensible lifespan for a home Wi-Fi router is around six years, and many users are well past that threshold.

The survey found that roughly 30% of respondents last replaced their router more than five years ago. While just over half of those polled were using devices within the recommended replacement window, a notable portion were clinging to hardware that had exceeded its practical life — not just in terms of physical wear, but in communication standards and security protections too.

Why Six Years? The Three Clocks Ticking Inside Your Router

ELECOM frames router lifespan across three distinct dimensions, each running on its own timeline. Understanding them helps explain why the six-year ceiling exists — and why it’s not simply about whether the device still powers on.

The practical ceiling — six years — emerges from the outer edge of the communication standards window. By that point, a router is likely falling short on at least two of the three dimensions, even if it’s technically still transmitting a signal.

What the Survey Numbers Actually Tell Us

The headline figure — that nearly a third of respondents are using routers over five years old — is striking, but it also means the majority of users are in reasonable shape. Still, the outliers concern ELECOM. The company notes that routers are “precision instruments that gradually age with continued use,” and that deterioration is often invisible until performance problems become acute.

This aligns with broader industry consensus. Hardware experts and networking specialists generally agree that most consumer routers deliver reliable performance for three to five years, with some capable of stretching to seven under ideal conditions — good ventilation, stable power supply, and minimal physical stress. ELECOM’s six-year outer limit sits comfortably within that range.

The Hidden Costs of Keeping an Old Router

Security Exposure

This is perhaps the most serious issue. Older routers stop receiving firmware updates, leaving known vulnerabilities permanently unpatched. Older encryption standards like WPA2, once considered robust, have well-documented weaknesses that modern routers address with WPA3. Security researchers have found hundreds of thousands of routers on the internet with active, unresolved exploits — many of them older consumer models whose manufacturers have long moved on.

Performance Degradation

A router that once handled a household of five devices can buckle under the weight of today’s smart TVs, laptops, phones, tablets, speakers, and connected appliances. Older chips weren’t designed for the volume of simultaneous connections that modern homes demand. Technologies like MU-MIMO and OFDMA — standard in Wi-Fi 6 and newer — allow routers to communicate with many devices at once rather than in turn. Without them, congestion is inevitable.

Obsolete Standards

Wi-Fi has moved quickly over the past decade. Wi-Fi 6 (802.11ax) brought substantial improvements in speed and efficiency; Wi-Fi 6E opened up the 6 GHz band; and Wi-Fi 7 is now available in high-end devices. A router from 2018 or earlier is unlikely to support even Wi-Fi 6, meaning users with newer devices and faster internet plans may be paying for speeds their router can’t actually deliver.

Warning Signs It’s Time to Replace Yours

• Frequent disconnections or need to rebootIntermittent drops that weren’t there before suggest hardware degradation or firmware instability.
• Speeds far below your internet planRun a speed test directly via ethernet — if Wi-Fi is dramatically slower than your plan allows, your router may be the bottleneck.
• Manufacturer has ended firmware supportCheck your router’s model on the manufacturer’s website. No updates since 2022 or earlier is a red flag.
• Your router is pre-Wi-Fi 6 and you have 10+ devicesOlder Wi-Fi 5 (802.11ac) routers struggle with the device density of modern homes.
• Warranty has long expiredELECOM specifically notes that the period well after warranty expiry is the right time to reassess replacement.

How to Extend Your Router’s Life (If You’re Not Ready to Replace)

The Bottom Line

ELECOM’s survey adds fresh data to a question that most people have never asked themselves. The honest answer is: no, you don’t need to replace your router on a rigid six-year schedule, but six years is a reasonable outer limit to keep in mind. The more useful question is whether your router still meets your security and performance needs — and for a significant portion of households, the answer is no.

The most compelling argument isn’t nostalgia or habit; it’s the security case. An unpatched router with known vulnerabilities is a liability. Whether it’s time to replace yours depends on the three clocks ELECOM identified: is the hardware holding up, are the communication standards still relevant, and is security support still active? If two of the three are failing, the math on a replacement starts to look quite reasonable.

Sources: ELECOM survey on Wi-Fi router usage habits (March 17–19, 2026, n=1,571), released March 25, 2026 via ELECOM’s official X account; additional context from industry networking specialists and expert commentary on router lifespan. All data accurate as of publication date.