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CHARGING TIME AND COST

Smart fortwo EQ

Choose your version and where to charge. Then calculate charging time and cost with your car already selected.

4 versions≈ 17.6 kWh in the catalogueSources for every version

Set up your charging session

Choose a version to see its charging limits and continue.

In the calculator you can change percentages, power, tariff and conditions. For a household socket, ask a qualified professional to check that the installation is suitable for EV charging.

How much does charging cost?

Compare batteries using your tariffs. Initial values of 0.30 and 0.65 €/kWh are examples, not offers or market averages.

Supply energy = usable capacity × charge change ÷ (1 − losses). Costs cover energy only, excluding subscriptions and other charges. Actual losses vary with power, installation and temperature.

Example from 20–80%, with assumed losses of 10%.

Session energy and cost for each battery
VersionEstimated supply energyHomePublic
fortwo EQ cabrio 17.6 AC22 202011.73 kWh3.52 €7.63 €
fortwo EQ cabrio 17.6 AC4.6 202011.73 kWh3.52 €7.63 €
fortwo EQ coupé 17.6 AC22 202011.73 kWh3.52 €7.63 €
fortwo EQ coupé 17.6 AC4.6 202011.73 kWh3.52 €7.63 €
Technical data and sources Versions, AC tables and DC references

Versions and technical data

Check your version's year and equipment. Specifications, indicative tables and sources are listed here.

Some capacities are indicative. Version notes distinguish documented values from estimates.

fortwo EQ cabrio 17.6 AC22 2020fortwo EQ cabrio 17.6 AC22 2020 · 2020 · Documented data with indicative values
Indicative usable capacity
≈ 17.6 kWh
Maximum AC power
22 kW
Maximum DC power
Unavailable
Nominal/gross capacity
Unverified
Declared WLTP range
Not verified in the catalogue
Declared WLTP consumption
Not verified in the catalogue
Motor and drivetrain
60 kW ·
Documented configuration
2020
Market status
Historical version

Documented historical configuration; this does not indicate current ordering availability.

Internal calculator estimates are not shown as WLTP consumption or range. These data will be added after the exact version is verified.

The source declares 17.6 kWh without specifying net capacity. We explicitly use the declared figure as an approximation: it may overestimate usable energy, time and cost. It is not certified net capacity and no separate gross capacity is inferred. 2020 EQ generation: separate AC 4.6 and AC 22 kW chargers. AC charging only; rapid DC support from newer #1/#3/#5 models is not assigned. Separate from the earlier electric drive configuration.

AC charging time from 20–80%

Energy stored in this window is approximately 10.6 kWh. With 10% losses, estimated supply energy is 11.7 kWh.

Available powerApplied limitEstimated time
2.3 kW2.3 kW5 h 07 min
3.7 kW3.7 kW3 h 11 min
7.4 kW7.4 kW1 h 36 min
11 kW11 kW1 h 04 min
22 kW22 kW32 min

Simplified estimate: stored energy ÷ 0.90 ÷ effective power. Power is the lower of available power and the version's AC limit. Constant power is assumed: installation, phases, temperature and battery management can extend time. Listed powers are calculation scenarios, not an installation assessment.

Rapid DC charging

The catalogue does not list rapid DC charging for this version. It charges on AC up to 22 kW under conditions compatible with its onboard charger.

Sources and version

fortwo EQ cabrio 17.6 AC4.6 2020fortwo EQ cabrio 17.6 AC4.6 2020 · 2020 · Documented data with indicative values
Indicative usable capacity
≈ 17.6 kWh
Maximum AC power
4.6 kW
Maximum DC power
Unavailable
Nominal/gross capacity
Unverified
Declared WLTP range
Not verified in the catalogue
Declared WLTP consumption
Not verified in the catalogue
Motor and drivetrain
60 kW ·
Documented configuration
2020
Market status
Historical version

Documented historical configuration; this does not indicate current ordering availability.

Internal calculator estimates are not shown as WLTP consumption or range. These data will be added after the exact version is verified.

The source declares 17.6 kWh without specifying net capacity. We explicitly use the declared figure as an approximation: it may overestimate usable energy, time and cost. It is not certified net capacity and no separate gross capacity is inferred. 2020 EQ generation: separate AC 4.6 and AC 22 kW chargers. AC charging only; rapid DC support from newer #1/#3/#5 models is not assigned. Separate from the earlier electric drive configuration.

AC charging time from 20–80%

Energy stored in this window is approximately 10.6 kWh. With 10% losses, estimated supply energy is 11.7 kWh.

Available powerApplied limitEstimated time
2.3 kW2.3 kW5 h 07 min
3.7 kW3.7 kW3 h 11 min
7.4 kW4.6 kW2 h 34 min
11 kW4.6 kW2 h 34 min
22 kW4.6 kW2 h 34 min

Simplified estimate: stored energy ÷ 0.90 ÷ effective power. Power is the lower of available power and the version's AC limit. Constant power is assumed: installation, phases, temperature and battery management can extend time. Listed powers are calculation scenarios, not an installation assessment.

Rapid DC charging

The catalogue does not list rapid DC charging for this version. It charges on AC up to 4.6 kW under conditions compatible with its onboard charger.

Sources and version

fortwo EQ coupé 17.6 AC22 2020fortwo EQ coupé 17.6 AC22 2020 · 2020 · Documented data with indicative values
Indicative usable capacity
≈ 17.6 kWh
Maximum AC power
22 kW
Maximum DC power
Unavailable
Nominal/gross capacity
Unverified
Declared WLTP range
Not verified in the catalogue
Declared WLTP consumption
Not verified in the catalogue
Motor and drivetrain
60 kW ·
Documented configuration
2020
Market status
Historical version

Documented historical configuration; this does not indicate current ordering availability.

Internal calculator estimates are not shown as WLTP consumption or range. These data will be added after the exact version is verified.

The source declares 17.6 kWh without specifying net capacity. We explicitly use the declared figure as an approximation: it may overestimate usable energy, time and cost. It is not certified net capacity and no separate gross capacity is inferred. 2020 EQ generation: separate AC 4.6 and AC 22 kW chargers. AC charging only; rapid DC support from newer #1/#3/#5 models is not assigned. Separate from the earlier electric drive configuration.

AC charging time from 20–80%

Energy stored in this window is approximately 10.6 kWh. With 10% losses, estimated supply energy is 11.7 kWh.

Available powerApplied limitEstimated time
2.3 kW2.3 kW5 h 07 min
3.7 kW3.7 kW3 h 11 min
7.4 kW7.4 kW1 h 36 min
11 kW11 kW1 h 04 min
22 kW22 kW32 min

Simplified estimate: stored energy ÷ 0.90 ÷ effective power. Power is the lower of available power and the version's AC limit. Constant power is assumed: installation, phases, temperature and battery management can extend time. Listed powers are calculation scenarios, not an installation assessment.

Rapid DC charging

The catalogue does not list rapid DC charging for this version. It charges on AC up to 22 kW under conditions compatible with its onboard charger.

Sources and version

fortwo EQ coupé 17.6 AC4.6 2020fortwo EQ coupé 17.6 AC4.6 2020 · 2020 · Documented data with indicative values
Indicative usable capacity
≈ 17.6 kWh
Maximum AC power
4.6 kW
Maximum DC power
Unavailable
Nominal/gross capacity
Unverified
Declared WLTP range
Not verified in the catalogue
Declared WLTP consumption
Not verified in the catalogue
Motor and drivetrain
60 kW ·
Documented configuration
2020
Market status
Historical version

Documented historical configuration; this does not indicate current ordering availability.

Internal calculator estimates are not shown as WLTP consumption or range. These data will be added after the exact version is verified.

The source declares 17.6 kWh without specifying net capacity. We explicitly use the declared figure as an approximation: it may overestimate usable energy, time and cost. It is not certified net capacity and no separate gross capacity is inferred. 2020 EQ generation: separate AC 4.6 and AC 22 kW chargers. AC charging only; rapid DC support from newer #1/#3/#5 models is not assigned. Separate from the earlier electric drive configuration.

AC charging time from 20–80%

Energy stored in this window is approximately 10.6 kWh. With 10% losses, estimated supply energy is 11.7 kWh.

Available powerApplied limitEstimated time
2.3 kW2.3 kW5 h 07 min
3.7 kW3.7 kW3 h 11 min
7.4 kW4.6 kW2 h 34 min
11 kW4.6 kW2 h 34 min
22 kW4.6 kW2 h 34 min

Simplified estimate: stored energy ÷ 0.90 ÷ effective power. Power is the lower of available power and the version's AC limit. Constant power is assumed: installation, phases, temperature and battery management can extend time. Listed powers are calculation scenarios, not an installation assessment.

Rapid DC charging

The catalogue does not list rapid DC charging for this version. It charges on AC up to 4.6 kW under conditions compatible with its onboard charger.

Sources and version

How to use these results

A 22 kW AC station cannot exceed the onboard charger limit. For Smart fortwo EQ, the individual version figures in the table are more useful than the commercial name alone. Also check available power and installation phases.

Estimated cost multiplies supply kWh by your tariff. DC charging follows a curve and cannot be calculated by dividing energy by peak power. Sources and reference windows are listed for each version.

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