Energy suppliers compared
Frank Energie vs Zonneplandynamic contracts compared, EV drivers included
What does home charging with Frank Energie and Zonneplan cost for your car?
EV cost scan: your car, mileage and charging habits
Frank Energie and Zonneplan side by side: fixed fee €7.25* and €6.25* per month, markup €0.0182* and €0.0200 per kWh. At 5,130 kWh a year (household plus home charging), they differ by only €2 a year in fixed fees and markup: practically the same. What differs: Frank Energie: price per hour; Zonneplan: price per quarter-hour.
Amounts from the suppliers' own sites, checked on September 27, 2026 · no paid placement
The numbers
Frank Energie and Zonneplan 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 |  Zonneplan |
|---|---|---|
| Costs | ||
| Fixed feeper month | €7.25* | €6.25* |
| Markupper kWh | €0.0182* | €0.0200 |
| Supplier costper year, at 5,130 kWh | €180* | €178* |
| 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 2020 |
| EV score | 8.5/10 · Strong | 9.5/10 · 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 Zonneplan
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: €0.0018* per kWh.
Smart charging, price per kWh
Last 24 complete months · markup difference €0.0018* per kWh
See the figures per month
| Month | Frank Energie | Zonneplan |
|---|---|---|
| September 2026 | €0.204 | €0.206 |
| August 2026 | €0.170 | €0.172 |
| July 2026 | €0.155 | €0.157 |
| June 2026 | €0.169 | €0.171 |
| May 2026 | €0.144 | €0.146 |
| April 2026 | €0.124 | €0.126 |
| March 2026 | €0.168 | €0.170 |
| February 2026 | €0.212 | €0.213 |
| January 2026 | €0.228 | €0.230 |
| December 2025 | €0.217 | €0.219 |
| November 2025 | €0.219 | €0.221 |
| October 2025 | €0.199 | €0.201 |
| September 2025 | €0.174 | €0.176 |
| August 2025 | €0.161 | €0.162 |
| July 2025 | €0.186 | €0.187 |
| June 2025 | €0.139 | €0.140 |
| May 2025 | €0.124 | €0.126 |
| April 2025 | €0.146 | €0.148 |
| March 2025 | €0.179 | €0.181 |
| February 2025 | €0.254 | €0.256 |
| January 2025 | €0.234 | €0.236 |
| December 2024 | €0.220 | €0.222 |
| November 2024 | €0.244 | €0.246 |
| October 2024 | €0.211 | €0.212 |
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
- Zonneplan9.5/10EV score · Strong
Charging
weight 35%
Frank Energie10.0Zonneplan10.0Costs
weight 30%
Frank Energie5.0Zonneplan8.3Certainty
weight 25%
Frank Energie10.0Zonneplan10.0ERE
weight 10%
Frank Energie10.0Zonneplan10.0
See every point per check
| Check | Frank Energie | Zonneplan |
|---|---|---|
| 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 | 1 / 1 |
| Supplier cost per yearCosts · Cheapest third: 1 · middle third: 0.5 | 0.5 / 1 | 1 / 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.
ZonneplanYesPowerplay charges the car automatically at the cheapest moments based on your departure time.
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 offerZonneplanYesZonneplan ERE charging bonus, credited on the energy bill; only with Zonneplan Energie and a charger with a MID meter (Zonneplan Charge 1 and 2 are not eligible).
View this ERE offerHome 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.
ZonneplanYesZonneplan Nexus home battery with Powerplay: charges and discharges based on prices on several energy markets (imbalance, intraday and day-ahead).
Feed-in
Frank EnergieNo feed-in costs.
ZonneplanNo feed-in costs; you receive the quarter-hour price.
Term and cancelling
Frank EnergieIndefinite term; cancellation is free and there is no notice period.
ZonneplanNo fixed term; can be cancelled daily at no cost.
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.
ZonneplanFixed supply costs €6.25 per product per month; Zonneplan's own pages do not say whether this includes VAT.
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
Zonneplan
- Price per quarter-hour
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
Zonneplan
- ACM: energieleveranciers met een vergunning (elektriciteit)
- Zonneplan: dynamische energiecontracten vergelijken (tabel, mei 2026)
- Zonneplan: dynamisch energiecontract (kwartierprijs, opbouw, opzeggen)
- Zonneplan: zonnepanelen, Zonnebonus en terugleverkosten
- Zonneplan: stroomprijs per kwartier
- Zonneplan: ERE-laadbonus
- Zonneplan: slim laden
- Zonneplan: kosten besparen met slim laden (Powerplay)
- Zonneplan: hoe werkt de thuisbatterij
- Zonneplan: factuur vast voorschot (vaste leveringskosten € 6,25 per product)
- Zonneplan FAQ: geen vast energiecontract
- Zonneplan FAQ: geen variabel energiecontract
- Zonneplan: zakelijk energiecontract
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 Zonneplan?
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, Zonneplan €178*. The difference is €2 a year, but Frank Energie and Zonneplan 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 Zonneplan?
Frank Energie: yes. Smart Charging in the Frank app: set a departure time and Frank schedules charging at the cheapest moments. Zonneplan: yes. Powerplay charges the car automatically at the cheapest moments based on your departure time.
Do Frank Energie and Zonneplan 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. Zonneplan: yes. Zonneplan ERE charging bonus, credited on the energy bill; only with Zonneplan Energie and a charger with a MID meter (Zonneplan Charge 1 and 2 are not eligible). 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 Zonneplan use hourly or quarter-hourly prices?
Frank Energie prices per hour, Zonneplan per quarter-hour.
What is the EV score of Frank Energie and Zonneplan?
Frank Energie 8.5/10 (strong), Zonneplan 9.5/10 (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 Zonneplan at any time?
Frank Energie: Indefinite term; cancellation is free and there is no notice period. Zonneplan: No fixed term; can be cancelled daily at no cost.
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.