Sometimes—but not automatically. A powerline adapter can improve ping if it replaces a weak or interference-prone Wi-Fi connection, but it can also add an unreliable network path. The result depends on your home’s wiring, electrical noise and outlet placement. There is no universal ping improvement to expect: compare latency and stability at the outlets you plan to use.
What a powerline adapter changes
A powerline network carries data over a home’s electrical wiring. A basic connection uses at least two adapters: one connects by Ethernet to the router, and the other connects by Ethernet to the device in the room where you need network access. The wiring becomes the link between them. NETGEAR’s setup and product FAQ explains the paired-adapter arrangement.
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This can provide a wired Ethernet connection to a distant device without running a long network cable. But it does not bypass the electrical wiring’s limits: its performance depends on the particular path between outlets and the conditions on that wiring.
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When powerline might lower ping—and when it might not
It may help when Wi-Fi is the weak link
If the device is far from the router, blocked by walls or getting inconsistent Wi-Fi, a powerline connection may be more responsive and stable. That is a possibility, not a guarantee; the improvement depends on whether the electrical path performs better than the Wi-Fi connection it replaces.
#1 Best Overall
- 𝐄𝐱𝐭𝐞𝐧𝐝 𝐘𝐨𝐮𝐫 𝐄𝐭𝐡𝐞𝐫𝐧𝐞𝐭 𝐂𝐨𝐧𝐧𝐞𝐜𝐭𝐢𝐨𝐧 𝐓𝐡𝐫𝐨𝐮𝐠𝐡 𝐘𝐨𝐮𝐫 𝐄𝐥𝐞𝐜𝐭𝐫𝐢𝐜𝐚𝐥 𝐒𝐲𝐬𝐭𝐞𝐦 - This device is meant for for areas where thick walls block Ethernet connections, where routers or range extenders do not work. Compatible with all TP-Link powerline adapters.
- 𝐀𝐕𝟏𝟎𝟎𝟎 𝐒𝐩𝐞𝐞𝐝𝐬 𝐔𝐩 𝐭𝐨 𝟕𝟓𝟎 𝐅𝐞𝐞𝐭 - Powered by HomePlug AV2, delivers AV1000 powerline speeds through existing electrical wiring. Speeds cannot exceed your internet plan's limit and may be lower due to wiring quality, distance, and interference.
- Ideal for multi-story homes, basements, attics, and garages.
- 𝐂𝐡𝐞𝐜𝐤 𝐛𝐞𝐟𝐨𝐫𝐞 𝐲𝐨𝐮 𝐛𝐮𝐲 - Adapters must be plugged directly into wall outlets on the same electrical circuit. Does not work with power strips, surge protectors, or extension cords. Place away from large appliances, such as washing machines, refrigerators, and air conditioners.
- 𝐀𝐝𝐯𝐢𝐬𝐨𝐫𝐲 - Performance may be limited or blocked in homes with AFCI breakers, which are standard in many homes built after 2000. Powerline may also not work with routers or gateways using modified, open-source (e.g., DD-WRT), or non-standard firmware.
It may disappoint when the wiring is noisy or unsuitable
Older wiring, electrical interference, attenuation and the route between the two outlets can reduce powerline performance. NETGEAR notes that appliances generate interference and that wiring age and the number of appliances can matter more than distance alone. A connection crossing circuit breakers may work, but quality depends on noise and attenuation; crossing multiple electrical phases can cause a noticeable loss of performance or prevent communication. NETGEAR’s guidance covers these wiring factors.
Motors in appliances such as washing machines, air conditioners, fans and kitchen equipment can add noise. Some phone and laptop power supplies can also contribute. TP-Link lists these as potential interference sources in its powerline troubleshooting guidance. A powerline link may therefore vary as household electrical conditions change.
Rank #2
- EXTEND YOUR ETHERNET CONNECTION THROUGH YOUR ELECTRICAL SYSTEM - This device is meant for individuals that are not able to extend their Ethernet connections where routers or range extenders do not work. Speed cannot exceed your internet plan’s limit.
- HOMEPLUG AV2 - Delivers AV2000 powerline speeds over existing electrical wiring, extending home network wired connectivity by up to 750ft through thick walls and other barriers. Ideal for multi-story homes, basements, attics, and garages.
- CHECK BEFORE YOU BUY - Adapters must be plugged directly into wall outlets on the same electrical circuit. Does not work with power strips, surge protectors, or extension cords. Place away from large appliances, such as washing machines, refrigerators, and air conditioners.
- ADVISORY - Performance may be limited or blocked in homes with AFCI breakers, which are standard in many homes built after 2000. Powerline may also not work with routers or gateways using modified, open-source (e.g., DD-WRT), or non-standard firmware.
- 2 GIGABIT PORTS - Provides a secure wired network for connected devices, such as desktops, smart TVs, game consoles, and more. Ethernet cables are included. Tip: Expand connections with an Ethernet switch (sold separately).
Why advertised speed does not tell you ping
Powerline packaging may advertise a physical-layer rate, not the usable throughput an application receives. TP-Link says its products typically deliver 20–30% of the declared powerline rate, depending on wiring. This is a vendor rule of thumb, not a universal guarantee—and it concerns throughput, not latency. TP-Link explains the distinction.
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Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →Repair Windows errors before they cause bigger problemsFix Now →Scan for outdated or missing drivers - takes under a minuteDriver Scan →As an example, TP-Link’s guidance describes measured powerline rates of 364 Mbps and 56 Mbps under interference conditions, with estimated throughput of about 73–109 Mbps. Those figures illustrate the vendor’s explanation; they are not a forecast for a particular home and do not predict ping. The same guidance says environmental factors, operational overhead and wiring conditions affect actual throughput.
Rank #3
- 𝐄𝐱𝐭𝐞𝐧𝐝 𝐘𝐨𝐮𝐫 𝐄𝐭𝐡𝐞𝐫𝐧𝐞𝐭 𝐂𝐨𝐧𝐧𝐞𝐜𝐭𝐢𝐨𝐧 𝐓𝐡𝐫𝐨𝐮𝐠𝐡 𝐘𝐨𝐮𝐫 𝐄𝐥𝐞𝐜𝐭𝐫𝐢𝐜𝐚𝐥 𝐒𝐲𝐬𝐭𝐞𝐦 - This device is meant for individuals that are not able to extend their Ethernet connections where routers or range extenders do not work. Speeds cannot exceed your internet plan’s limit.
- 𝐇𝐨𝐦𝐞𝐏𝐥𝐮𝐠 𝐀𝐕𝟐 - Delivers AV1000 powerline speeds over existing electrical wiring, extending home network wired connectivity through thick walls and other barriers. Ideal for multi-story homes, basements, attics, and garages.
- 𝐂𝐡𝐞𝐜𝐤 𝐛𝐞𝐟𝐨𝐫𝐞 𝐲𝐨𝐮 𝐛𝐮𝐲 - Adapters must be plugged directly into wall outlets on the same electrical circuit. Does not work with power strips, surge protectors, or extension cords. Place away from large appliances, such as washing machines, refrigerators, and air conditioners.
- 𝐀𝐝𝐯𝐢𝐬𝐨𝐫𝐲 - Performance may be limited or blocked in homes with AFCI breakers, which are standard in many homes built after 2000. Powerline may also not work with routers or gateways using modified, open-source (e.g., DD-WRT), or non-standard firmware.
- 𝐆𝐢𝐠𝐚𝐛𝐢𝐭 𝐏𝐨𝐫𝐭 - provides secure wired networks for desktops, smart TVs or games consoles. Ethernet cables are included.
NETGEAR also notes that transport and error-handling overhead affect data rates, and that multiple powerline networks on the same wiring share throughput. Neither an advertised rate nor a speed test alone establishes whether gaming latency will improve.
How to test whether it improves your connection
Compare the connection at the device and outlets you actually intend to use. Keep the target device and approximate time of testing consistent so the results are more useful.
Rank #4
- EXTEND YOUR ETHERNET CONNECTION THROUGH YOUR ELECTRICAL SYSTEM - This device is meant for areas where thick walls block Ethernet connections, where routers or range extenders do not work. Compatible with all TP-Link powerline adapters.
- AV600 SPEEDS UP TO 750 FEET - Delivers AV600 powerline speeds through existing electrical wiring. Speeds cannot exceed your internet plan's limit and may be lower due to wiring quality, distance, and interference.
- Ideal for multi-story homes, basements, attics, and garages.
- CHECK BEFORE YOU BUY - Adapters must be plugged directly into wall outlets on the same electrical circuit. Does not work with power strips, surge protectors, or extension cords. Place away from large appliances, such as washing machines, refrigerators, and air conditioners.
- ADVISORY - Performance may be limited or blocked in homes with AFCI breakers, which are standard in many homes built after 2000. Powerline may also not work with routers or gateways using modified, open-source (e.g., DD-WRT), or non-standard firmware.
- Record a baseline. Using the target device on its current Wi-Fi connection, measure ping or latency and observe variation and packet loss. Note throughput as a separate measure.
- Connect the adapters. Run Ethernet from the router to one adapter, then from the remote adapter to the target device. Plug both adapters directly into wall outlets.
- Repeat the measurements. Check latency, variation, packet loss, stability and throughput under comparable conditions. Do not treat one speed-test result as proof of lower gaming ping.
- Try another outlet if needed. Move the remote adapter to a different wall outlet and retest. Where practical, reduce nearby electrical interference and measure again rather than assuming a change will help.
- Use direct Ethernet as a reference if feasible. A direct cable avoids the home’s electrical wiring as the network path, though routing a cable may be less convenient.
Compare the results with your current Wi-Fi, powerline and—if practical—direct Ethernet. Look at consistency and packet loss as well as average ping; a connection that is fast in one test but unstable may be a poor fit for gaming or calls.
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Connect each adapter directly to a wall outlet. NETGEAR warns that power strips, surge protectors, UPS units and extension cords can reduce the data rate or block powerline communication. TP-Link likewise recommends direct outlets and trying alternate positions. NETGEAR’s FAQ and TP-Link’s troubleshooting advice describe these placement issues.
Best Value
- Use your existing household electrical wiring to extend your existing Internet service to any room in your house..Standards: IEEE 1901 compliant. IEEE 802.3 compliant, this is not a Wi-Fi device
- Homeplug AV2 technology supports Gigabit speeds through your electrical outlets for improved coverage
- Extremely fast Powerline adapter for Gigabit speeds, perfect for connecting your existing internet access to smart TVs, streaming players & game consoles with 4K HD streaming and lag-free gaming through household electrical wiring, this is not a WiFI device
- Extra plug with our noise filtered power outlet built into the adapter to ensure top performance
- Multiple data streams (MIMO) with Beamforming technology to offer improved coverage by directing the signal where you need it through existing household electrical wiring, this is not a Wi-Fi device
TP-Link states a maximum range of 300 meters in its troubleshooting guidance, while warning that noise, interference and line quality can reduce effective range. Treat that as a manufacturer-stated maximum, not a promise that a connection will work well over that distance. TP-Link’s guidance recommends testing locations because the actual wiring path and electrical conditions matter.
Choosing between powerline, Wi-Fi and Ethernet
- Choose direct Ethernet when feasible if you want a useful baseline without sending network data through electrical wiring. The trade-off is the work of routing a cable.
- Consider powerline when a wired connection would be useful but a long Ethernet run is impractical. Buy a matched powerline Ethernet adapter kit and use Ethernet patch cables at the router and endpoint. Do not expect the kit alone to guarantee lower ping.
- Keep or improve Wi-Fi when it is already stable at the device, or when powerline testing shows no advantage. A suitable access point or mesh arrangement may be another alternative when the wireless path is the problem.
Judge the options by measured ping and its variation, packet loss, stability, usable throughput for your devices, performance at the intended outlets, installation effort and cost. The available manufacturer guidance does not establish one option as the winner for every home.
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