Energy suppliers compared
Frank Energie vs Hegg Energydynamic contracts compared, EV drivers included
What does home charging with Frank Energie and Hegg Energy cost for your car?
EV cost scan: your car, mileage and charging habits
Frank Energie and Hegg Energy side by side: fixed fee €7.25* and €7.50* per month, markup €0.0182* and €0.0220* per kWh. At 5,130 kWh a year (household plus home charging), they differ by only €23 a year in fixed fees and markup: practically the same. What differs: Frank Energie: price per hour and ACM license since 2020; Hegg Energy: price per quarter-hour and ACM license since 2018.
Amounts from the suppliers' own sites, checked on September 27, 2026 · no paid placement
The numbers
Frank Energie and Hegg Energy side by side
Only what the supplier itself charges: fixed fee and markup. The market price, energy tax and grid costs are the same with both.
| Item |  Frank Energie |  Hegg Energy |
|---|---|---|
| Costs | ||
| Fixed feeper month | €7.25* | €7.50* |
| Markupper kWh | €0.0182* | €0.0220* |
| Supplier costper year, at 5,130 kWh | €180* | €203* |
| Contract and charging | ||
| Price per | hour | quarter-hour |
| Smart charging in the app | Yes | Yes |
| Home-battery steering | Yes | Yes |
| Own ERE deal | Yes | Yes |
| Certainty | ||
| Taking new customers | Yes | Yes |
| ACM license | Active since 2020 | Active since 2018 |
| EV score | 8.5/10 · Strong | 8.0/10 · Strong |
- * Amount as the supplier publishes it; the supplier does not say whether it includes VAT.
- Marked green: the lower amount, only when it stays lower if an amount with * were excl. VAT (then 21% is added). No mark: the same, or not certain which is lower.
- Supplier cost per year: 12 × fixed fee + markup × 5,130 kWh (2,430 kWh average household plus 2,700 kWh home charging, 15,000 km a year), excl. energy tax and grid costs.
Price per month
What a kWh cost with Frank Energie and Hegg Energy
Smart-charged in the four cheapest hours of each day, with energy tax, VAT and each supplier's markup. The market price is the same for both, so the lines move together. The gap between them is the difference in markup: €0.0038* per kWh.
Smart charging, price per kWh
Last 24 complete months · markup difference €0.0038* per kWh
See the figures per month
| Month | Frank Energie | Hegg Energy |
|---|---|---|
| September 2026 | €0.204 | €0.208 |
| August 2026 | €0.170 | €0.174 |
| July 2026 | €0.155 | €0.159 |
| June 2026 | €0.169 | €0.173 |
| May 2026 | €0.144 | €0.148 |
| April 2026 | €0.124 | €0.128 |
| March 2026 | €0.168 | €0.172 |
| February 2026 | €0.212 | €0.215 |
| January 2026 | €0.228 | €0.232 |
| December 2025 | €0.217 | €0.221 |
| November 2025 | €0.219 | €0.223 |
| October 2025 | €0.199 | €0.203 |
| September 2025 | €0.174 | €0.178 |
| August 2025 | €0.161 | €0.164 |
| July 2025 | €0.186 | €0.189 |
| June 2025 | €0.139 | €0.142 |
| May 2025 | €0.124 | €0.128 |
| April 2025 | €0.146 | €0.150 |
| March 2025 | €0.179 | €0.183 |
| February 2025 | €0.254 | €0.258 |
| January 2025 | €0.234 | €0.238 |
| December 2024 | €0.220 | €0.224 |
| November 2024 | €0.244 | €0.248 |
| October 2024 | €0.211 | €0.214 |
Per kWh incl. VAT and energy tax, excl. fixed supply costs, grid costs and the tax reduction. Markup as we record it per month; before September 27, 2026 the first markup we saw. * Markup published without stating VAT. Energy tax and VAT: Belastingdienst, Overzicht tarieven energiebelasting. Market price: Energy-Charts (Fraunhofer ISE), data Bundesnetzagentur | SMARD.de (CC BY 4.0)
EV score
Score per pillar
Ten public checks in four pillars, the same rules for every supplier. Anything not public earns 0 points.
- Frank Energie8.5/10EV score · Strong
- Hegg Energy8.0/10EV score · Strong
Charging
weight 35%
Frank Energie10.0Hegg Energy10.0Costs
weight 30%
Frank Energie5.0Hegg Energy3.3Certainty
weight 25%
Frank Energie10.0Hegg Energy10.0ERE
weight 10%
Frank Energie10.0Hegg Energy10.0
See every point per check
| Check | Frank Energie | Hegg Energy |
|---|---|---|
| Dynamic contractCharging · Yes: 1 | 1 / 1 | 1 / 1 |
| Smart charging in the appCharging · Yes: 1 · coming soon: 0.5 | 1 / 1 | 1 / 1 |
| Home-battery steeringCharging · Yes: 1 | 1 / 1 | 1 / 1 |
| Fixed fee publicCosts · With VAT stated: 1 · without: 0.5 | 0.5 / 1 | 0.5 / 1 |
| Markup per kWh publicCosts · With VAT stated: 1 · without: 0.5 | 0.5 / 1 | 0.5 / 1 |
| Supplier cost per yearCosts · Cheapest third: 1 · middle third: 0.5 | 0.5 / 1 | 0 / 1 |
| ACM license activeCertainty · Yes: 1 | 1 / 1 | 1 / 1 |
| Years licensedCertainty · 5+ years: 1 · 2+ years: 0.5 | 1 / 1 | 1 / 1 |
| Taking new customersCertainty · Yes: 1 · unknown: 0.5 | 1 / 1 | 1 / 1 |
| Own ERE dealERE · Open: 1 · waitlist or pre-registration: 0.5 | 1 / 1 | 1 / 1 |
For EV drivers
What they offer beyond the price
The first sentence of what the supplier itself says. Everything is on each supplier's page, with sources.
Smart charging in the app
Frank EnergieYesSmart Charging in the Frank app: set a departure time and Frank schedules charging at the cheapest moments.
Hegg EnergyYesHegg Smart Charging (free for customers): the Hegg App schedules charging at cheap, green moments via a link to your car brand's account.
ERE deal
Frank EnergieYesVia registration service Joulo (since 16 September 2026), for customers with a suitable charge point with a MID meter.
View this ERE offerHegg EnergyYesVia partner Plugchoice, as part of Hegg Smart Charging: activate ERE registration once in the Hegg App; requires a charger with a MID meter.
Home battery
Frank EnergieYesSlim Stroom Handelen: Frank steers a linked home battery to charge at low and discharge at high prices, including on the imbalance market; open to multiple brands.
Hegg EnergyYesHegg sells an AlphaESS home battery and controls batteries via Hegg Intelligence for self-consumption and the imbalance and day-ahead markets.
Feed-in
Frank EnergieNo feed-in costs.
Hegg EnergyNet metering applies until 2027; the feed-in credit is calculated with the year's average quarter-hour price.
Term and cancelling
Frank EnergieIndefinite term; cancellation is free and there is no notice period.
Hegg EnergyCancellable monthly without a penalty.
Fixed fee in short
Frank EnergieBoth amounts come from Frank Energie's comparison table (updated April 2026): fixed supply fee €7.25 per month and purchase fee €0.0182 per kWh.
Hegg EnergyFixed supply costs €7.50 per month and purchase fee €0.022 per kWh; with Hegg Intelligence control of a home battery or car (V2G) the purchase fee is €0.017 per kWh.
Which one suits whom?
The differences at a glance
No winner and no advice: these are the differences in the public data. Lower means a lower amount, nothing more.
Frank Energie
- Price per hour
- ACM license since 2020
Hegg Energy
- Price per quarter-hour
- ACM license since 2018
Not certain which is lower: fixed fee, markup and supplier cost per year. At least one of the two does not say whether the amount includes VAT (* in the table).
Both
- Smart charging in its own app
- Steers a home battery
- Own ERE deal, open now
- Taking new customers
Sources
Where the numbers come from
Frank Energie
- Frank Energie: Dynamisch energiecontract vergelijken (tabel april 2026)
- Frank Energie: Terugleververgoeding (€ 0,0182/kWh, Slim Terugleveren)
- Frank Energie: Dynamische energieprijzen (uur- of kwartierprijzen)
- Frank Energie: Leeswijzer afrekening (inkoopvergoeding teruglevering)
- Frank Energie Aanvullende voorwaarden Dynamisch Product
- Frank Energie openbare prijzenfeed (GraphQL marketPricesElectricity)
- Frank Energie: Slim Laden
- Frank Energie: Slim Stroom Handelen
- Frank Energie: Nieuws ERE-certificaten met Joulo (16 september 2026)
- Frank Energie: Dynamisch energiecontract (oudere pagina, vaste vergoeding € 7, d.d. 3 januari 2025)
- Frank Energie: Variabel contract (alleen via prijsvergelijkers)
- Frank Energie: Variabel contract prijzen
- Frank Energie: Referentietarief opzegvergoeding (vast contract)
- Frank Energie Aanvullende productvoorwaarden 1 jaar Vast product
- ACM: Energieleveranciers met een vergunning (elektriciteit)
Checked on September 27, 2026
Hegg Energy
- ACM: energieleveranciers met een vergunning (elektriciteit)
- Hegg: dynamisch energiecontract (tarieven, kwartierprijs, opzeggen)
- Hegg: voorwaarden (wederverkoper van EnergyZero B.V.)
- Hegg Energie Diensten: productvoorwaarden dynamische prijs stroom (maart 2026)
- Hegg Support: tarieven per variant (via zoekresultaten)
- Hegg: Slim Laden en ERE via Plugchoice
- Hegg: bidirectioneel laden (V2G)
- Hegg: thuisbatterij
- Hegg: homepage (€ 7,50 per maand voor je aansluiting)
- Mijndomein Energie (verwijst door naar Hegg)
Checked on September 27, 2026
Average household: Milieu Centraal - Gemiddeld energieverbruik
Questions
Frequently asked questions
Answered with the numbers on this page, the same way for both suppliers.
Which is cheaper: Frank Energie or Hegg Energy?
For an example household (2,430 kWh household use plus 2,700 kWh home charging), Frank Energie charges €180* a year in fixed fees and markup, Hegg Energy €203*. The difference is €23 a year, but Frank Energie and Hegg Energy do not say whether the amounts include VAT, so which one is cheaper is not certain. The market price, energy tax and grid costs are the same with both. * Amount as the supplier publishes it, without saying whether it includes VAT.
Can you smart-charge your EV with Frank Energie and Hegg Energy?
Frank Energie: yes. Smart Charging in the Frank app: set a departure time and Frank schedules charging at the cheapest moments. Hegg Energy: yes. Hegg Smart Charging (free for customers): the Hegg App schedules charging at cheap, green moments via a link to your car brand's account.
Do Frank Energie and Hegg Energy have an ERE deal?
Frank Energie: yes. Via registration service Joulo (since 16 September 2026), for customers with a suitable charge point with a MID meter. Hegg Energy: yes. Via partner Plugchoice, as part of Hegg Smart Charging: activate ERE registration once in the Hegg App; requires a charger with a MID meter. Since 1 January 2026, ERE payment for home charging needs a charger with a built-in MID meter; you can also arrange ERE separately from your energy supplier or charging card.
Do Frank Energie and Hegg Energy use hourly or quarter-hourly prices?
Frank Energie prices per hour, Hegg Energy per quarter-hour.
What is the EV score of Frank Energie and Hegg Energy?
Frank Energie 8.5/10 (strong), Hegg Energy 8.0/10 (strong). The EV score counts ten public checks in four pillars: charging 35%, costs 30%, certainty 25% and ERE 10%, with the same rules for every supplier.
Can you cancel Frank Energie and Hegg Energy at any time?
Frank Energie: Indefinite term; cancellation is free and there is no notice period. Hegg Energy: Cancellable monthly without a penalty.
Your ERE payment is arranged separately
Whichever supplier you use: with a charger that has a built-in MID meter you earn ERE payment for what you charge at home. Compare the providers on net earnings and trust.