If you are on a cable internet plan and expect to stay put for a year or more, buying your own modem and router almost always wins, because the rental fee never stops and the hardware does not have to. If you are on fiber, DSL or 5G home internet, you usually cannot replace the provider’s gateway at all, though you can often put your own router behind it. Renting still makes sense in three situations: a short stay, a bundled phone line, or a genuine preference for having one company responsible when something breaks.
The reason this decision is worth ten minutes is that it is the only line on a home internet bill you can delete permanently without downgrading anything. Everything else, promotional pricing included, comes back around.
First, work out what you are renting
Three different devices get called the same thing on a bill. A modem translates the signal on the line, whether that is coax, phone wire or fiber, into Ethernet. A router shares that connection with your devices and runs your Wi-Fi. A gateway is both in one box, which is what most providers now hand out.
Find the exact charge on your statement. It may be listed as an equipment fee, a gateway fee, a Wi-Fi service fee or an internet equipment charge, and it is also required to appear as a recurring fee on the plan’s broadband consumer label, which the FCC requires providers to publish at the point of sale. Multiply the monthly figure by twelve. That annual number is what you are comparing against a one-time hardware purchase.
The math, without the marketing
Take the monthly equipment fee from your own bill, multiply by the number of months you realistically expect to keep the service, and compare that to the retail price of a compatible modem plus a router, or a single gateway. Two adjustments matter. Subtract nothing for support, because a modem that survives its first month tends to run for years, but do subtract the resale value you lose if you buy hardware tied to a technology you are about to leave. And if your plan is likely to be upgraded soon, buy for the speed you expect to have, not the speed you have now.
The break-even point for most households on cable arrives inside the first year or two, which is why the equipment line is the first thing we suggest attacking in our guide to lowering your internet bill. It is also why the fee tends to survive a retention call: agents can usually discount the service, rarely the hardware.
Federal law, the Television Viewer Protection Act, prohibits a provider from charging you a rental fee for equipment you own and it does not supply. If a fee survives on your bill after you switch to your own hardware, it is a billing error to dispute, not a policy.
Whether you can buy depends on your technology
Cable: the clearest case for buying
Cable providers publish lists of approved customer-owned devices. Comcast, for example, states plainly that you can buy and use your own modem, router or gateway instead of renting one, and provides a device lookup tool that checks a specific model against your address and speed tier. Its support documentation for third-party equipment also makes the trade-off explicit: you become responsible for keeping the device updated, making sure it supports your speed, setting up your own Wi-Fi security and troubleshooting from the manual.
Two rules keep people out of trouble here. Buy a modem certified for your provider and rated above your current plan speed, and if you have provider phone service, check whether it requires a specific voice-capable modem before you buy anything.
Fiber and 5G home internet: usually the gateway stays
On fiber services the provider terminates the line on its own equipment, and on 5G home internet the gateway is the radio that talks to the tower, so a third-party replacement is generally not an option. What you can often do is turn off the gateway’s Wi-Fi, or place it in bridge or passthrough mode, and run your own router behind it. That gets you the Wi-Fi control and coverage you want while the provider keeps its box. Some fiber deployments, particularly where a building is wired internally, do allow any standard router compatible with your speed tier.
Note that on some services the gateway is included in the plan price rather than billed separately, which changes the arithmetic entirely. Fixed wireless plans commonly work this way, as our T-Mobile Home Internet review covers. If nothing appears on the bill, there is nothing to save.
Rent or buy, side by side
| Renting from the provider | Buying your own | |
|---|---|---|
| Ongoing cost | Monthly fee for as long as you have service | One purchase, then nothing |
| Failure and replacement | Swapped by the provider, usually free | Your problem, or the manufacturer warranty |
| Support | One number to call for line and hardware | Provider supports the line only |
| Firmware and updates | Handled by the provider | Your responsibility |
| Wi-Fi quality and control | Whatever the issued gateway does | You choose the hardware and settings |
| Upgrades | New gateway when the plan or network changes | You buy again when standards move |
| Switching providers | Return it or pay an unreturned equipment fee | Keep it if the next provider is compatible |
| Best for | Short stays, bundled voice, hands-off households | Cable customers staying a year or more |
What you actually give up by buying
The honest cost of owning is responsibility. When a rented gateway dies, the provider ships or hands over another one. When yours dies, you buy another one and you are offline until it arrives. Support calls also get shorter and less friendly: providers will test the line, and if the line is clean, the conversation ends. Some provider features tied to their hardware, such as included whole-home Wi-Fi management or public hotspot access, go away as well.
For most households none of this outweighs deleting a recurring fee, but for someone who does not want to think about firmware or channel settings, renting is a legitimate purchase of convenience rather than a mistake.
If you buy, buy for coverage as well as speed
The most common disappointment after replacing a gateway is not speed, it is that the new router does not cover the house any better than the old one did. Coverage is a placement and backhaul problem, not a bandwidth problem, so decide the hardware question and the coverage question separately. Our comparison of mesh Wi-Fi versus a Wi-Fi extender covers which approach suits which layout, and our look at whether gigabit internet is worth it explains why hardware, not the plan, is usually the ceiling on very fast tiers.
How to make the switch cleanly
- Check the exact model against your provider’s approved-device tool, using your address and current plan speed.
- Buy the device, then activate it before you disconnect the rented one, so you can fall back if activation stalls.
- Return the rented gateway with a receipt or tracking number, and photograph the serial number first.
- Check the next bill to confirm the equipment fee is gone, and dispute it in writing if it is not.
- Keep the box and the receipt until two clean bills have passed.
If you are switching providers anyway, do the equipment decision at the same time, since owning your modem removes one return deadline from the process. Our guide to switching internet providers without losing service covers the rest of that sequence, and what to check before signing an internet contract covers where equipment terms hide in an agreement.
Before you decide, check what your own provider charges. Our guide to equipment and router fees by provider lists who includes the gateway and who still bills for Wi-Fi.
Bottom line
Cable customers staying a year or more should own their hardware; the payback is fast and the fee is permanent. Fiber and 5G customers should assume the gateway stays and focus instead on running their own router behind it. Whatever you decide, take the number off your own bill rather than a comparison chart, because equipment fees vary by provider, by plan and by the promotion you happened to sign up under. Our explainer on how promotional pricing works shows how easily that line gets buried.
How we checked this
Fee disclosure requirements come from the FCC’s broadband consumer labels rules, and the customer-owned equipment policy described here from Comcast’s published support documentation on using approved third-party equipment, both reviewed in August 2026. The prohibition on charging rental fees for consumer-owned equipment comes from the Television Viewer Protection Act. Equipment fees, approved device lists and gateway policies differ by provider and change over time, so confirm your own numbers on your current bill and your provider’s device tool before buying anything.
Frequently asked questions
On cable internet, usually yes if you keep the service for a year or more, because the rental fee recurs every month while the hardware is a single purchase. Take the fee from your own bill and multiply it by the months you expect to stay.
Often yes for the router, rarely for the gateway. The provider box terminates the line, but you can usually disable its Wi-Fi or put it in bridge mode and run your own router behind it.
It will support the line up to your device. Firmware updates, Wi-Fi settings and replacing a failed unit become your responsibility, which is the real trade-off for removing the fee.
No. Only equipment issued by the provider has to go back when you cancel, which is one fewer deadline to miss when you change providers.