We may earn a commission when you buy through our links. Rankings are formula-based and never paid for. As an Amazon Associate I earn from qualifying purchases. Disclosure
Best portable and dual-input EV chargers, ranked on official ENERGY STAR specs
EV chargers whose official ENERGY STAR product type is Level 1 or Level 1/Level 2 dual input, plus Level 2 units the certified record marks as portable, compared on the official AC-output EVSE record. We score official maximum output power, official maximum output cord length, official no-vehicle-mode input power and official network capability. Missing official fields are shown as Not listed and score at the category minimum. Dual-input official type is shown as a detail; we do not invent a plug type that the record omits.
Affiliate disclosure: We earn a commission if you buy through links on this page, at no extra cost to you. It never affects our rankings, which come from the published scoring formula. As an Amazon Associate I earn from qualifying purchases. Learn more.
Top pick
E
EvoCharge HOME (EVC50012001)
Score 9.0/10 · Check price
Why it wins: Official Level 2, 12 kW, 25 ft official cord. Official ENERGY STAR record lists 12 kW maximum output power.. Official ENERGY STAR record lists a 25 ft maximum output cord..
"Not listed" means the official manufacturer specification table we used does not publish that figure. Prices show "Check price" until a retailer feed provides a current price.
A 240-volt EV charger usually needs a dedicated circuit, a correctly sized breaker and, for a hardwired wall unit, installation by a licensed electrician following the National Electrical Code and local rules. Use only cables, inlets and adapters the maker lists as compatible, and do not add a general-purpose extension cord. Inspect the output cord for cuts, heat damage or a bent connector before each use, and stop using a damaged cable. Match the official indoor or outdoor rating and the official input voltage to the install location — those ratings are often missing from the ENERGY STAR record, so confirm them with the maker. ENERGY STAR certified EVSE is tested for safety by a nationally recognized laboratory; uncertified chargers may not be. Confirm the current official specification and the vehicle connector (J1772 or NACS) with the maker and the retailer before you buy.
Buying guide: how to choose the right portable EV charger
Portable here follows the official product type
A charger is in this table when the ENERGY STAR record lists it as Level 1, as Level 1/Level 2 dual input, or as a portable model in official product features. We do not move a hardwired Level 2 wall unit here just because a retailer calls it portable. Official Level 2 wall units stay in the home or high-power tables.
Dual-input is an official type, not a NEMA plug we assumed
Level 1/Level 2 dual input means the certified record lists that product type. It does not, by itself, tell you whether the included inlet is NEMA 5-15, 14-50 or something else. Official input voltage is shown when the record lists it. Confirm the plug and the circuit with the maker.
What “Not listed” means
If official cord length, no-vehicle-mode power or network capability is missing from the ENERGY STAR record, the field is Not listed and scores at the category minimum. The vehicle connector and the exact plug face are almost always Not listed on this dataset.
Safety
A 240-volt EV charger usually needs a dedicated circuit, a correctly sized breaker and, for a hardwired wall unit, installation by a licensed electrician following the National Electrical Code and local rules. Use only cables, inlets and adapters the maker lists as compatible, and do not add a general-purpose extension cord. Inspect the output cord for cuts, heat damage or a bent connector before each use, and stop using a damaged cable. Match the official indoor or outdoor rating and the official input voltage to the install location — those ratings are often missing from the ENERGY STAR record, so confirm them with the maker. ENERGY STAR certified EVSE is tested for safety by a nationally recognized laboratory; uncertified chargers may not be. Confirm the current official specification and the vehicle connector (J1772 or NACS) with the maker and the retailer before you buy.
How this ranking is calculated
Score = weighted average of normalised specs, out of 10. Full method
Official maximum output powerThe official maximum output power published on the ENERGY STAR certified AC-output EVSE record, in kilowatts. It is the certified nameplate figure, not a charging speed we measured at a vehicle. In this category the reference range is 1.44 kW to 11.52 kW, which covers official Level 1 figures and official dual-input or portable Level 2 figures up to 48 A at 240 V. Scale: 1.44 → 11.52 kW.
30%
Official maximum output cord lengthThe official maximum output cord length published on the ENERGY STAR record, in feet. A record of 0 ft is shown as 0 ft and usually means the certified unit is an inlet or socket without a factory cable. We do not guess a cable length from retailer listings. Official lengths above 30 ft are clamped at the 30 ft reference best. Scale: 12 → 30 ft.
25%
Official no-vehicle-mode input powerThe official no-vehicle-mode input power published on the ENERGY STAR record, in watts. Lower official standby power is better. This is a certified laboratory figure for the charger when no vehicle is connected, not a bill we measured at a house panel. Scale: 12 → 1 W.
25%
Official network capabilityOfficial network capability on the ENERGY STAR record, recorded as yes or no when the field is filled in. This is the certified network-capability flag, not a test of the maker's app. If the field is blank it is shown as Not listed.
Do you test these portable or dual-input chargers in a lab?
No. Rankings use only figures published on the ENERGY STAR certified AC-output EVSE record, each linked on the product page. We do not publish prices, customer ratings or hands-on test scores.
What does official Level 1/Level 2 dual input mean?
It is the official ENERGY STAR product type for chargers certified to accept both a Level 1 and a Level 2 input. Official maximum output power on those records is often the Level 2 nameplate figure. We do not treat that as a measured rate at a 120-volt outlet.
Can I use a portable charger with a household extension cord?
Only if the maker lists that specific accessory as approved. A general-purpose extension cord can overheat on a 240-volt EVSE circuit. Follow the official installation and cord instructions, and inspect the output cable before each use.
Do commissions change the ranking?
No. Amazon may pay a commission if you buy through a Check price button, at no extra cost to you. Commissions never change the order, and no brand can pay for placement.
Why is the connector type or hardwired vs plug-in hookup Not listed?
The ENERGY STAR AC-output EVSE record we used does not include a consistent official field for the vehicle connector (J1772 or NACS) or for whether the charger is hardwired or uses a NEMA plug. When those facts are not on the certified record, we show them as Not listed and do not fill the gap from retailer listings or marketing pages. Confirm the connector and the hookup with the maker before you buy.