extension cords comparison 2026

58 products analyzed by our AI • Prices updated on 09/27/2026

Ranking established by our AI from spec sheets, retailer prices and verified reviews (methodology). Comparr may earn a commission through merchant links, with no impact on the ranking.

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The best extension cords in 2026 are the Monster Extension Cord Just Power It Up Outdoor Yellow 12/3 SJTW (best choice, ~$139.99), the (2 pack) Hyper Tough 25 ft 16 AWG 3-Prong Outdoor Extension Cord (best value, ~$17.94), and the HDX 6 ft. 16/2 Light Duty Indoor Extension Cord (budget, ~$2.87). Choosing the right extension cord depends on its intended use: light-duty indoor cords are perfect for small appliances, while heavy-duty outdoor cords are essential for power tools and landscaping equipment, prioritizing gauge and weather resistance. Consider the length, wire gauge, and number of outlets needed for optimal performance and safety.

Our picks

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Verdict Mis à jour le 27/09/2026

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35 products priced from $2.87 to $139.99, median price $14.99.

Median price $14.99 19 / 35

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extension cords

Top Pick

#3 93/100

Ace Outdoor Extension Cord 12/3 SJTW

 

The Ace Outdoor Extension Cord 12/3 SJTW delivers professional-grade outdoor performance with high durability and gauge.

  • Outdoor Use
  • Grounded (3-Prong)
  • Multiple Outlets (3+)
  • Heavy Duty (14 AWG or lower)
  • Length 25 ft or more
  • Surge Protection
$79.99 Ace Hardware

Best Value for Money

Best on a Budget

#1 88/100

HDX 6 ft. 16/2 Light Duty Indoor Extension Cord

 

The HDX 6 ft. 16/2 Light Duty Indoor Extension Cord offers basic indoor power extension at a very low price, ideal for light applications.

  • Outdoor Use
  • Grounded (3-Prong)
  • Multiple Outlets (3+)
  • Heavy Duty (14 AWG or lower)
  • Length 25 ft or more
  • Surge Protection
$2.87 Home Depot
#3 85/100

Living solutions Indoor Extension Cord

 

The Living solutions Indoor Extension Cord provides essential indoor power at a budget-friendly price, suitable for general household tasks.

  • Outdoor Use
  • Grounded (3-Prong)
  • Multiple Outlets (3+)
  • Heavy Duty (14 AWG or lower)
  • Length 25 ft or more
  • Surge Protection
$4.79 Walgreens.Com

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Caractéristiques techniques détaillées

Données issues des fiches techniques des marchands. « Non communiqué » signale une information non disponible — nous ne l'estimons pas.

Critère
HDX 6 ft. 16/2 Light Duty Indoor Extension Cord HDX 6 ft. 16/2 Light Duty Indoor Exte...
Hyper Tough 16AWG 2 Prong Indoor Household Extension Cord Hyper Tough 16AWG 2 Prong Indoor Hous...
GE 1-Outlet Indoor/Outdoor Grounded Workshop Extension Cord JASHEP50369 GE 1-Outlet Indoor/Outdoor Grounded W...
Monster Extension Cord Just Power It Up Outdoor Yellow 12/3 SJTW Monster Extension Cord Just Power It ...
Living solutions Indoor Extension Cord Living solutions Indoor Extension Cord
DEWENWILS 25 ft. 14AWG SJTW /6, Outdoor Heavy Duty Extension Cord 6-Outlet with On/Off Switch and Waterproof Silicone Cover Yellow DEWENWILS 25 ft. 14AWG SJTW /6, Outdo...
Prix $2.87 $2.97 $12.99 $139.99 $4.79 $29.99
Usage Intérieur Intérieur Intérieur/Extérieur Extérieur Intérieur Extérieur
Jauge 16 AWG 16 AWG Non communiqué 12/3 Non communiqué 14 AWG
Nombre de prises 1 1 1 Non communiqué Non communiqué 6
Type de fil 2 fils (non mis à la terre) 2 fils (non mis à la terre) Non communiqué Non communiqué Non communiqué SJTW
Longueur 6 ft Non communiqué Non communiqué Non communiqué Non communiqué 25 ft
Couleur Non communiqué Non communiqué Non communiqué Jaune Non communiqué Jaune

Spec comparison

Comparaison des prix

Show prices for 25 more products
Harbor Freight Tools checked Sep 27
$49.99 Voir
Ace Hardware checked Sep 27
$3.59 Voir
Sutherlands checked Sep 27
$6.49 Voir
Target checked Sep 27
$10.99 Voir
Home Depot checked Sep 27
$29.98 Voir
Tractor Supply Company checked Sep 27
$24.99 Voir
Harbor Freight Tools checked Sep 27
$44.99 Voir
Do It Best checked Sep 27
$14.99 Voir
Ace Hardware checked Sep 27
$79.99 Voir
Tractor Supply Company checked Sep 27
$17.99 Voir
Harbor Freight Tools checked Sep 27
$4.99 Voir
Walmart Always Best checked Sep 27
$6.99 Voir
Sam's Club checked Sep 27
$35.73 Voir
Ace Hardware checked Sep 27
$139.99 Voir
Walmart checked Sep 27
$12.97 Voir

Guide d'achat — Extension cords

When buying an extension cord, consider its intended usage (indoor/outdoor), required length, and wire gauge (AWG) – lower numbers like 12 AWG mean thicker, more capable wires for heavy-duty tasks. Budget options like the HDX 6 ft. 16/2 ($2.87) are fine for light indoor use, while value picks such as the Hyper Tough 2-packs ($17.94 to $26.93) offer outdoor suitability and good length for common tasks. For demanding outdoor projects, invest in premium, heavy-duty cords like the Monster 12/3 SJTW ($139.99) or Vebreda Outdoor Power Stake ($65.99) which feature robust construction, multiple outlets, and overload protection.

Frequently asked questions — Extension cords

What is the difference between an indoor and outdoor extension cord?

Outdoor extension cords, like the DEWENWILS 25 ft. 14AWG SJTW ($29.99) or Monster 12/3 SJTW ($139.99), are designed with more durable insulation (e.g., SJTW) to withstand moisture, temperature changes, and UV exposure. Indoor cords, such as the HDX 6 ft. 16/2 Light Duty ($2.87), are lighter duty and not suited for outdoor elements, posing a safety risk if used improperly outside.

What wire gauge (AWG) do I need for my tools?

For light-duty applications like lamps or small electronics, a 16 AWG cord (e.g., HDX 6 ft. 16/2 at $2.87) is typically sufficient. For medium to heavy-duty tools like lawnmowers or power saws, you'll need a thicker 14 AWG or 12 AWG cord (e.g., DEWENWILS 25 ft. 14AWG at $29.99 or Monster 12/3 SJTW at $139.99) to prevent overheating and voltage drop, which can damage tools and pose fire hazards.

How many outlets should my extension cord have?

The number of outlets depends on how many devices you need to power. Many basic cords, like the Hyper Tough 16AWG 2 Prong ($2.97), have a single outlet. For multiple devices, consider options like the DEWENWILS 25 ft. 14AWG SJTW with 6 outlets ($29.99) or the Vebreda 50 ft. 14/3 Outdoor Power Stake with 6 Outlets ($65.99). Ensure the total wattage of all connected devices does not exceed the cord's capacity.

Are grounded (3-prong) extension cords safer?

Yes, grounded (3-prong) extension cords are generally safer for appliances and tools that require a ground connection. Products like the GE 1-Outlet Indoor/Outdoor Grounded Workshop Extension Cord ($12.99) or the Project Source 100-ft 16 / 3 Light Duty 3 Prong ($19.48) offer an extra safety measure by providing a path for excess electricity to dissipate, preventing electric shock in case of a fault.

What is the best extension cord for heavy-duty outdoor use?

For heavy-duty outdoor tasks, the Monster Extension Cord Just Power It Up Outdoor Yellow 12/3 SJTW ($139.99) or the Ace Outdoor Extension Cord 12/3 SJTW ($79.99) are top choices. Their 12-gauge wire is suitable for high-power tools, and the SJTW rating indicates superior durability and weather resistance for construction sites or demanding landscaping projects.

How long of an extension cord do I need?

Measure the distance from your power outlet to where you'll be using the device, then add a little extra for flexibility. For short distances, a 6 ft cord like the HDX 6 ft. 16/2 ($2.87) is adequate. For larger areas, consider 25 ft options like the DEWENWILS 25 ft. 14AWG SJTW ($29.99) or even 100 ft cords like the Project Source 100-ft 16 / 3 Light Duty ($19.48).

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