Electricity provider comparison
Oomi vs Helen 2026
Which electricity provider is the better choice? We compare Oomi and Helen prices, services and customer experience.
Oomi
Electricity retailer owned by Lahti Energia, Oulun Seudun Sähkö, Pori Energia, Vantaan Energia and Oulun Sähkönmyynti
Pros
- • Competitive price
- • Modern service
- • Good digital tools
Cons
- • Less well-known than the largest
- • Trading under its current name only since 2020
Helen
Energy company owned by the City of Helsinki
Pros
- • Reliable and stable company
- • Diverse product range
- • Long history
Cons
- • Mainly the capital region
- • Not among the cheapest
Electricity contracts
Prices updated 8 hours ago. Data updates automatically.
Oomi
Helen
Oomi Vakaa
Energy price
13.90 cents/kWh
Contract type
Fixed price
Base fee
4,96 €/mo
Commitment
Open-ended
Helen
Markkinahintasähkö
Energy price
15.16 cents/kWh
Contract type
Fixed price
Base fee
3,98 €/mo
Commitment
Open-ended
Oomi Aktiivinen
Energy price
0.60 cents/kWh + spot
Contract type
Spot price
Base fee
4,96 €/mo
Monthly fee 0,00 €/month for the first 4 months
Commitment
Open-ended
Pörssisähkö
Energy price
0.49 cents/kWh + spot
Contract type
Spot price
Base fee
4,96 €/mo
Commitment
Open-ended
Oomi Jousto 12 kk
Energy price
10.19 cents/kWh
Contract type
Hybrid
Base fee
5,90 €/mo
Monthly fee 0,00 €/month for the first 4 months
Commitment
12 months
Perussähkö Vaivaton
Energy price
13.55 cents/kWh
Contract type
Fixed price
Base fee
5,99 €/mo
Commitment
Open-ended
Oomi Kiinteä 24 kk
Energy price
9.79 cents/kWh
Contract type
Fixed price
Base fee
5,90 €/mo
Commitment
24 months
Määräaikainen Välkkysähkö 24 kk
Energy price
9.98 cents/kWh
Contract type
Hybrid
Base fee
5,99 €/mo
Commitment
24 months
Oomi Jousto 24 kk
Energy price
8.99 cents/kWh
Contract type
Hybrid
Base fee
5,90 €/mo
Monthly fee 0,00 €/month for the first 4 months
Commitment
24 months
Määräaikainen Välkkysähkö 12 kk
Energy price
10.98 cents/kWh
Contract type
Hybrid
Base fee
5,99 €/mo
Commitment
12 months
Oomi Kiinteä 12 kk
Energy price
10.99 cents/kWh
Contract type
Fixed price
Base fee
5,90 €/mo
Commitment
12 months
Käyttösähkö
Energy price
13.55 cents/kWh
Contract type
Fixed price
Base fee
5,99 €/mo
Commitment
Open-ended
Välkkysähkö
Energy price
12.90 cents/kWh
Contract type
Hybrid
Base fee
5,99 €/mo
Commitment
Open-ended
Määräaikainen Perussähkö 24 kk
Energy price
10.45 cents/kWh
Contract type
Fixed price
Base fee
5,99 €/mo
Commitment
24 months
Määräaikainen Perussähkö 12 kk
Energy price
11.45 cents/kWh
Contract type
Fixed price
Base fee
5,99 €/mo
Commitment
12 months
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Frequently asked questions
Which is better, Oomi or Helen?
The best choice depends on your needs. Oomi is known for competitive price. Helen stands out for reliable and stable company. In our comparison Oomi offers 6 and Helen 9 electricity contracts.
What is Oomi's spot margin?
Oomi's spot margin is 0.60 cents/kWh. On top of the margin, there is a possible monthly fee of 4.96 €/mo.
What is Helen's spot margin?
Helen's spot margin is 0.49 cents/kWh. On top of the margin, there is a possible monthly fee of 4.96 €/mo.
Summary: Oomi vs Helen
Both providers offer competitive electricity contracts to Finnish consumers. Oomi is electricity retailer owned by lahti energia, oulun seudun sähkö, pori energia, vantaan energia and oulun sähkönmyynti, while Helen is energy company owned by the city of helsinki.
Who is Oomi for?
Oomi especially suits consumers who value competitive price. The provider's strengths also include modern service. In our comparison Oomi offers 6 electricity contracts, the cheapest starting at 4.96 €/mo in base fee.
Who is Helen for?
Helen is a good choice if you're looking for reliable and stable company. Also worth noting is diverse product range. In our comparison Helen offers 9 electricity contracts, the cheapest starting at 3.98 €/mo in base fee.
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