Unica Stella

Variable electricity offer by Sirio on the free market

⚑ Monoraria tariffπŸ“… Valid until 12/31/2026⏱️ Indefinite duration

With an estimated cost of €520/year for 2700 kWh (at PUN + 0.0220 €/kWh), Unica Stella is the most affordable offer from Sirio among the 4 currently available. The priciest offer from this provider reaches €621/year, that is €101 more.

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OFFERTA RISERVATA AI CLIENTI DOMESTICO

Estimated Energy Cost
€520/anno*
Avg hourly cost (PUN + SPREAD)0.140 €/kWh
↓
Save €70 (12%)compared to the average household*
Calculate your savings

Tariff & Time-of-Use Details

Fixed fee€96.00/anno
Spread F0+0.0220 €/kWh
081823
*Based on 2700 kWh/year and PUN 0.118 €/kWh. Source: ARERA
Offers last updated: 06/20/2026, 02:00 AM

How much do you save with Unica Stella?Bolin tells you!

Bolin analyses your usage to score your current supply and identify the most competitive offers for you on the market. If you decide to switch, Bolin takes care of everything for you!

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Your scores bolin.SAVE UP TOVia Roma 10, Milano157€/annoELECTRICITY SCORE3/10GAS SCORE4/10

Demo data

How does Unica Stella compare on the market?

We compared Unica Stella with the best offers from A2A Energia and Sorgenia, two suppliers actively present on the free market.

Cheaper

vs A2A Energia

Best offer from A2A Energia€538/anno
βˆ’β‚¬18 (3%)
Unica Stella€520/anno

Unica Stella is €18/year cheaper (βˆ’3%) than the best offer from A2A Energia. Over 10 years the potential difference is €180.

See offers from A2A Energia
More expensive

vs Sorgenia

Best offer from Sorgenia€455/anno
+€65 (14%)
Unica Stella€520/anno

The best offer from Sorgenia costs €65/year less (βˆ’14%) than Unica Stella. Over 10 years the potential difference is €650.

See offers from Sorgenia

How has the price of Unica Stella changed with PUN trends?

The PUN (Prezzo Unico Nazionale) is the monthly price of electricity in Italy: when it rises your bill increases, when it falls you save automatically. Unica Stella is a variable-price offer: its cost directly follows the PUN. The chart shows how your price has changed over time.

PUN Current PUN0.118 €/kWh
Monthly variationβ–Ό 0.003 €/kWh
Min/Max0.109 β€” 0.144

The PUN is falling and Unica Stella is benefiting. Over the past month it dropped by 0.003 €/kWh: with a spread of 0.022 €/kWh, you are currently paying 0.140 €/kWh for energy.

* Valori in €/kWh. Fonte: GME β€” Gestore Mercati Energetici. Updated monthly.

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Why choose Sirio?

Sirio Energia is an Italian electricity and gas provider distinguished by transparency and flexibility, offering customized solutions based on indexed prices (PSV and PUN). The company ensures service continuity without interruptions during supplier changes, with flexible payment options (monthly or bimonthly) and penalty-free termination. Sirio promotes a sustainable energy future by investing in renewable sources and smart technologies, with particular attention to the needs of families and commercial businesses.

Pros

  • Transparency in bills and energy costs
  • Flexible payments and penalty-free termination
  • Independent management of supplier change procedures

Cons

  • Activation documents not always clear
  • Termination possible only by the contract holder
  • Very long contract duration (up to 99 months)
b.

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FAQ β€” Unica Stella by Sirio

Is Unica Stella the best value offer from Sirio?

Yes, Unica Stella is the most affordable offer from Sirio among the 4 available, with an estimated cost of €520/year for a typical 2,700 kWh household.

Is Unica Stella a green offer?

No, Unica Stella is not certified as a renewable energy offer.

Are there activation costs with Sirio?

The switch to Sirio via Bolin is always free, with no service interruptions or technical interventions on the meter.

How to activate online with Sirio?

Just upload your latest bill to Bolin. Our AI will analyze your consumption and show you the real savings you can get with Sirio's offers compared to your current rate.