Endesa vs Niba
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), Endesa is the cheaper option. Their Endesa Premium ATR tariff results in an estimated monthly bill of €63.93 (including taxes). This compares to Niba's best option (niba Solar) at €69.88 per month.
Endesa Best Bill
€63.93
Niba Best Bill
€69.88
* 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
Endesa wins here. Their flat rate is 0.095999 €/kWh compared to Niba's 0.115 €/kWh.
Best Time-of-Use Rate
Niba has cheaper off-peak hours (0.089 €/kWh vs 0.09441 €/kWh).
Scorecard Comparison
| Metric (1-10) | Endesa | Niba |
|---|---|---|
| Price Competitiveness | 6 | 9 |
| Solar Suitability | 6 | 8 |
| EV Suitability | 6 | 7 |
| Simplicity | 5 | 9 |
| Customer Service | 4 | 8 |
| Transparency | 5 | 9 |
Full Head-to-Head Comparison
Endesa
3.9 / 5 (12,000+ reviews)
Founded1944
Customers10,000,000+
EnergyMixed (Renewables + Nuclear + Gas)
Pros
- Fysiske kontorer over hele Spania
- Svært stabilt selskap
- Konkurransedyktige digitale priser
- Bredt utvalg av hjemmetjenester
Cons
- Kundeservice kan være treg
- Kompleks faktureringsstruktur
- Aggressiv markedsføring
Available Tariffs
One Luz
Est. Monthly Bill€76.59
Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.
Energy (24h)0.128235 €/kWh
Potencia (P1 / P2)0.094967 / 0.094967 €/kW
Solar ExportN/A
Fixed FeeNone
Endesa Premium ATR
Est. Monthly Bill€63.93
Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.
Energy (24h)0.095999 €/kWh
Potencia (P1 / P2)0.093666 / 0.093666 €/kW
Solar ExportN/A
Fixed FeeNone
Endesa Solar Plus Virtual Battery
Est. Monthly Bill€83.12
Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.
Energy (24h)0.148828 €/kWh
Potencia (P1 / P2)0.090214 / 0.090214 €/kW
Solar Export0.06 €/kWh
Fixed FeeNone
Endesa ATR Fija 24
Est. Monthly Bill€74.39
Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.
Energy (24h)0.123426 €/kWh
Potencia (P1 / P2)0.093666 / 0.093666 €/kW
Solar ExportN/A
Fixed FeeNone
One Luz 3 Periodos
Est. Monthly Bill€73.01
Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.
Energy (P1 / P2 / P3)
0.18621 / 0.11781 / 0.09441
€/kWh
Potencia (P1 / P2)0.093665 / 0.093665 €/kW
Solar ExportN/A
Fixed FeeNone
Conecta Luz
Est. Monthly Bill€69.25
Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.
Energy (24h)0.109 €/kWh
Potencia (P1 / P2)0.094967 / 0.094967 €/kW
Solar ExportN/A
Fixed FeeNone
Endesa ATR Fija Premium
Est. Monthly Bill€67.05
Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.
Energy (24h)0.104191 €/kWh
Potencia (P1 / P2)0.093666 / 0.093666 €/kW
Solar ExportN/A
Fixed FeeNone
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
Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.
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
Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.
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
Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.
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
Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.
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
Find the absolute best supplier for your home
Don't rely on typical profiles. Upload your real bill and our AI will calculate exactly which supplier is cheaper for your actual energy usage.
Analyze My Bill Now