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Niba vs Plenitude

Live Comparison • juli 2026

A detailed head-to-head comparison covering rates, typical bills, pros & cons, and features to help you decide which is better for your home.

Our Verdict

Overall Winner: Lowest Typical Bill

For a typical Spanish household (3.6kW Potencia, 300kWh monthly usage), Plenitude is the cheaper option. Their Fácil Luz tariff results in an estimated monthly bill of 66.18 (including taxes). This compares to Niba's best option (niba Solar) at €69.88 per month.

Niba Best Bill
69.88
Plenitude Best Bill
66.18

* Assumption: 3.6 kW contracted power, 300 kWh monthly usage (20% peak, 30% flat, 50% off-peak), including 21% IVA, 5.11% Electricity Tax, and ~€1 meter rental.

Best Flat Rate

Plenitude wins here. Their flat rate is 0.097296 €/kWh compared to Niba's 0.115 €/kWh.

Best Time-of-Use Rate

Niba is the only provider offering a fixed 3-period time-of-use rate.

Scorecard Comparison

Metric (1-10)NibaPlenitude
Price Competitiveness
9
8
Solar Suitability
8
7
EV Suitability
7
6
Simplicity
9
8
Customer Service
8
7
Transparency
9
8

Full Head-to-Head Comparison

Niba

Niba

4.1 / 5 (150+ reviews)
Founded2025
Customers10,000+
Energy100% Renewable

Pros

  • Støttet av infrastrukturen og stabiliteten til Iberdrola
  • Svært konkurransedyktig flat fastpris ({rate})
  • Ingen bindingstid
  • 100 % grønn strøm-sertifikater
  • Enkel digital registrering og administrasjon

Cons

  • Kundeservice er primært digital
  • Kortere historikk enn de store tradisjonelle leverandørene

Available Tariffs

niba Solar

Est. Monthly Bill
69.88
Energy (24h)0.115 €/kWh
Potencia (P1 / P2)0.089 / 0.089 €/kW
Solar Export0.06 €/kWh
Fixed FeeNone

niba Zen

Est. Monthly Bill
69.88
Energy (24h)0.115 €/kWh
Potencia (P1 / P2)0.089 / 0.089 €/kW
Solar Export0.06 €/kWh
Fixed FeeNone

niba Tres

Est. Monthly Bill
71.71
Energy (P1 / P2 / P3)
0.196 / 0.169 / 0.089
€/kWh
Potencia (P1 / P2)0.079 / 0.059 €/kW
Solar Export0.06 €/kWh
Fixed FeeNone

niba Flex

Est. Monthly Bill
73.43
Energy (P1 / P2 / P3)
0.224 / 0.16 / 0.136
€/kWh
Potencia (P1 / P2)0.076 / 0.002 €/kW
Solar Export0.06 €/kWh
Fixed FeeNone
Plenitude

Plenitude

4.6 / 5 (2,500+ reviews)
Founded2021
Customers300,000+
Energy100% Renewable

Pros

  • 100 % sertifisert grønn energi
  • Enkle og stabile fastpristariffer
  • Sterk finansiell ryggrad via Eni
  • Uten bindingstid eller exit-gebyrer

Cons

  • Tradisjonell kundeservicemodell
  • Prisene kan være høyere enn hos lavprisaktører
  • Fokus er tungt på fastpris

Available Tariffs

Fácil Luz

Est. Monthly Bill
66.18
Energy (24h)0.097296 €/kWh
Potencia (P1 / P2)0.099984 / 0.099984 €/kW
Solar ExportN/A
Fixed FeeNone

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