Electricity Providers in Austria, User Review Comparison 2026
Jules de Bruin
Expat in Vienna
Updated: April 27 2026 | Found helpful by 3 others
Updated April 2026. Based on in-depth user-review research, the highest-rated electricity provider in Austria is VERBUND at 75.0% positive, the largest Austrian electricity generator with 100% hydropower, ATX-listed financial stability, and nationwide availability. aWATTar (70.0%) follows for tech-forward dynamic pricing tied to the EPEX spot market with strong PV and EV synergy. Wien Energie (65.0%) is the trusted Vienna municipal utility, and Energie Graz and EVN tie at 64.0% as the strongest regional defaults.
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Which Electricity Providers in Austria Rank Highest in 2026?
The table below ranks the leading electricity providers in Austria by user sentiment score. Green indicates strong positive sentiment (65%+), amber is moderate (55-64%), and red signals below-average perception (<55%).
| # | Provider | Sentiment |
|---|---|---|
| 1 | VERBUND | 75.0% |
| 2 | aWATTar | 70.0% |
| 3 | Wien Energie | 65.0% |
| 4 | Energie Graz | 64.0% |
| 5 | EVN | 64.0% |
| 6 | Salzburg AG | 63.0% |
| 7 | TIWAG | 63.0% |
| 8 | KELAG | 62.0% |
| 9 | OMV | 62.0% |
| 10 | Linz AG | 62.0% |
| 11 | Energie AG Oberösterreich | 60.0% |
Source: User review research, April 2026.
What Do Users Say Is Good and Bad About Austrian Electricity Providers?
Across the eleven leading electricity providers in Austria, the most consistently surfaced positive and negative characteristics reveal what users associate with each brand for reliability, renewable share, pricing, and customer experience.
Top Positive Characteristics
- + Largest Austrian electricity generator (VERBUND)
- + 100% hydropower (VERBUND, KELAG, TIWAG)
- + ATX-listed and financially stable (VERBUND, OMV)
- + Dynamic pricing linked to EPEX spot (aWATTar)
- + Strong PV and EV synergy (aWATTar)
- + Trusted incumbent and regional default (Wien Energie, EVN, KELAG, TIWAG)
- + 100% renewable on default green tariffs (Energie Graz, Salzburg AG, Linz AG, Wien Energie)
- + Multi-utility bundling (Wien Energie, Salzburg AG, Linz AG, OMV)
- + Trusted city utility (Wien Energie, Linz AG, Energie Graz)
- + Strong digital sign-up and portal (VERBUND, aWATTar)
- + Combined electricity and gas billing (EVN)
- + Smart meter rollout completed (EVN)
Top Negative Characteristics
- − 0% renewable on standard tariff (OMV)
- − ESG concerns and oil and gas legacy (OMV)
- − Price spikes during winter peak hours (aWATTar)
- − Not suitable for households with rigid consumption (aWATTar)
- − Reputation hit from 2022 trading loss disclosure (Wien Energie)
- − Customer service wait times (VERBUND, Wien Energie)
- − Geographic restriction (Energie Graz, Linz AG, Salzburg AG, TIWAG)
- − Only 60% renewable on default tariff (EVN)
- − Switching incentives modest (Energie AG Oberösterreich, EVN)
- − Some controversy over hydro expansion projects (TIWAG)
- − Smaller national footprint (KELAG)
What Does Each Electricity Provider Score and Why?
Below is a detailed breakdown of every leading electricity provider in Austria, ordered by sentiment score. Each card shows the positive and negative characteristics users associate with each brand.
VERBUND
75.0% sentimentVERBUND is the highest-sentiment electricity provider in Austria. Users consistently describe it as the largest Austrian electricity generator with 100% hydropower across all tariffs, ATX-listed financial stability, and nationwide availability. The main trade-off is customer service wait times during peak migration weeks.
Top positives
- + Largest Austrian electricity generator
- + 100% hydropower and certified renewable
- + Reliable and trusted brand
- + ATX-listed and financially stable
- + Nationwide availability across all nine Bundesländer
- + Strong digital sign-up and online portal
- + Hydropower fleet operating since the 1950s
- + Market leader and dominant generator
Top negatives
- − Customer service wait times during peak migration weeks
aWATTar
70.0% sentimentaWATTar is the highest-sentiment dynamic electricity provider in Austria. Users describe it as a tech-forward tariff-design innovator with hourly pricing tied to the EPEX spot market, strong PV and EV synergy, and 100% renewable certification. The trade-offs are winter price spikes and unsuitability for households with rigid consumption.
Top positives
- + Dynamic pricing linked to EPEX spot market
- + Strong PV and EV synergy
- + Transparent hourly pricing app
- + 100% renewable certified
- + Smart-meter native
- + Innovator in tariff design
- + Tech-forward
Top negatives
- − Price spikes during winter peak hours
- − Not suitable for households with rigid consumption
- − Requires active management to capture savings
Wien Energie
65.0% sentimentWien Energie is the trusted Vienna incumbent and the largest municipal utility in Austria. Users describe it as the Vienna default provider with a strong district heating network and a 100% renewable Optima Entspannt tariff. The trade-offs are customer service wait times and a lingering reputation hit from the 2022 trading loss disclosure.
Top positives
- + Vienna municipal utility serving 2 million customers
- + 100% renewable Optima Entspannt tariff
- + Strong district heating network
- + Trusted incumbent in Vienna
- + Vienna default provider
- + Major municipal utility
Top negatives
- − Customer service wait times
- − Reputation hit from 2022 trading loss disclosure
Energie Graz
64.0% sentimentEnergie Graz is the Graz municipal utility and the strongest-rated regional default in Styria. Users describe it as a city-owned utility with the Naturstrom 100% certified renewable tariff and strong local-grid ownership. The trade-offs are limited geography and smaller scale than national players.
Top positives
- + Graz municipal utility
- + Naturstrom 100% certified renewable
- + Strong local-grid ownership
- + Trusted by Graz residents
- + City-owned
Top negatives
- − Limited geography
- − Smaller scale than national players
EVN
64.0% sentimentEVN is the Lower Austria default supplier and one of the strongest-rated regional brands. Users describe it as an established integrated utility with combined electricity and gas billing and solid customer service. The trade-offs are only 60% renewable on the default tariff and weaker switching incentives than challenger providers.
Top positives
- + Lower Austria default supplier with stable customer base
- + Combined electricity and gas billing
- + Established regional brand
- + Solid customer service rating
- + Smart meter rollout completed
- + Default provider for Lower Austria
Top negatives
- − Only 60% renewable on default tariff
- − Switching incentives weaker than challengers
Salzburg AG
63.0% sentimentSalzburg AG is the Salzburg municipal utility with a 100% renewable Naturstrom default tariff. Users describe it as a trusted local brand with good network reliability and useful bundles across internet and district heating. The main trade-off is the geographic limit to Salzburg.
Top positives
- + Salzburg municipal utility
- + 100% renewable Naturstrom default
- + Good network reliability metrics
- + Bundles with internet and district heating
- + Trusted local brand
- + Regional default
Top negatives
- − Geographic limit to Salzburg
TIWAG
63.0% sentimentTIWAG is the Tyrolean default utility and the strongest local-loyalty brand in Tyrol. Users describe it as a regional incumbent with 100% hydropower (TIROLstrom) and a well-funded hydro investment program. The trade-offs are the geographic restriction to Tyrol and some controversy over hydro expansion projects.
Top positives
- + Tyrolean utility, default in Tyrol
- + 100% hydropower (TIROLstrom)
- + Well-funded hydro investment program
- + Regional incumbent
- + Trusted in Tyrol
Top negatives
- − Geographic restriction to Tyrol
- − Some controversy over hydro expansion projects
KELAG
62.0% sentimentKELAG is the Carinthian default utility with 100% hydropower. Users describe it as a long-established regional brand with solid customer service and useful district heating bundles in some areas. The main trade-off is a smaller national footprint than VERBUND or OMV.
Top positives
- + Carinthian default utility
- + 100% hydropower
- + Solid customer service
- + Bundles with district heating in some areas
- + Long-established regional default
Top negatives
- − Smaller national footprint
OMV
62.0% sentimentOMV is the ATX-listed integrated oil, gas, and chemicals giant pivoting into electricity. Users describe it as a nationwide-available multi-utility bundling option from a major Austrian corporate. The trade-offs are a 0% renewable standard tariff, persistent ESG concerns, and an oil and gas legacy.
Top positives
- + ATX-listed integrated oil, gas, and chemicals giant
- + Nationwide availability
- + Multi-utility bundling option
- + Established brand and major Austrian corporate
- + Large utility
Top negatives
- − 0% renewable on standard StromGo tariff
- − ESG concerns flagged in user reviews
- − Oil and gas legacy
Linz AG
62.0% sentimentLinz AG is the Linz municipal utility with 100% renewable Linz Strom. Users describe it as a trusted city utility with strong local public-transport bundling. The main trade-off is the geographic restriction to Linz.
Top positives
- + Linz municipal utility
- + 100% renewable on Linz Strom
- + Strong local public-transport bundling
- + Trusted city utility
Top negatives
- − Geographic restriction to Linz
Energie AG Oberösterreich
60.0% sentimentEnergie AG Oberösterreich is the Upper Austria default utility. Users describe it as a stable regional brand operating as a multi-utility group across waste, water, electricity, and gas, with 80% renewable on the default tariff. The main trade-off is modest switching incentives.
Top positives
- + Upper Austria default utility
- + 80% renewable on default tariff
- + Multi-utility group covering waste, water, electricity, and gas
- + Stable regional brand
Top negatives
- − Switching incentives modest
How Should You Pick the Right Electricity Provider in Austria?
- Trusted nationwide green default: choose VERBUND (75.0%) for 100% hydropower, ATX-listed financial stability, and nationwide availability across all nine Bundesländer. The user-review consensus pick.
- Households with PV, EV, or heat pump: choose aWATTar (70.0%) for the dynamic spot-linked tariff with transparent hourly pricing and strong PV and EV synergy. Confirm your meter is a smart meter (intelligenter Messgerät, IME) before signing up.
- Vienna apartment: choose Wien Energie (65.0%) for the trusted Vienna incumbent with the 100% renewable Optima Entspannt tariff and a strong district heating network. VERBUND is the higher-perception nationwide alternative.
- Graz: choose Energie Graz (64.0%) for the city-owned utility with the Naturstrom 100% certified renewable tariff and strong local-grid ownership.
- Lower Austria: choose EVN (64.0%) for the established integrated utility with combined electricity and gas billing, or VERBUND for the higher-perception nationwide alternative if you want 100% renewable on the default tariff.
- Salzburg, Tyrol, Carinthia, Linz, Upper Austria: choose your regional default (Salzburg AG 63.0%, TIWAG 63.0%, KELAG 62.0%, Linz AG 62.0%, Energie AG Oberösterreich 60.0%) for the trusted local brand, or VERBUND for the nationwide alternative with the highest overall sentiment.
- New arrival expat: you will be auto-assigned to the regional Grundversorger when you set up the contract. The most cited switch in user reviews is to VERBUND (75.0%) for the strongest nationwide brand. The switch is free, takes around three weeks, and has no service interruption.
- Multi-utility bundling and SMB: choose OMV (62.0%) for the nationwide ATX-listed multi-utility option, accepting the 0% renewable standard tariff and ESG-concerns trade-off. For small business with PV, aWATTar (70.0%) is the tech-forward alternative.
Frequently Asked Questions
Which electricity provider in Austria has the best user reviews in 2026?
As of April 2026, VERBUND leads with a 75.0% positive sentiment score, repeatedly described as the largest Austrian electricity generator with 100% hydropower, ATX-listed financial stability, and nationwide availability. aWATTar (70.0%) follows for tech-forward dynamic pricing tied to the EPEX spot market and strong PV and EV synergy. Wien Energie (65.0%) is the trusted Vienna municipal utility, and Energie Graz and EVN tie at 64.0% as the strongest regional defaults.
Which Austrian electricity provider is best for households with rooftop PV or an EV?
aWATTar (70.0%) is the user-review consensus pick for households with rooftop PV, an EV, or a heat pump. Users describe it as the dynamic spot-linked tariff with transparent hourly pricing, strong PV and EV synergy, and a tech-forward brand profile. Confirm your meter is a smart meter (intelligenter Messgerät, IME) before signing up. The trade-offs are price spikes during winter peak hours and that it is not suitable for households with rigid consumption.
Which Austrian providers have the strongest green reputation?
VERBUND (75.0%) leads on green reputation with 100% hydropower across all tariffs, ATX-listed financial stability, and a hydropower fleet operating since the 1950s. KELAG (62.0%) and TIWAG (63.0%) are also tagged 100% hydropower in user reviews. Energie Graz Naturstrom, Salzburg AG Naturstrom, Linz AG Linz Strom, and Wien Energie Optima Entspannt are all 100% renewable on their certified green tariffs. OMV (62.0%) is the main outlier, frequently flagged for ESG concerns and its oil and gas legacy.
How do regional default providers (Grundversorger) compare in user perception?
Across user reviews, regional defaults cluster between 60% and 64% sentiment. Energie Graz (Graz) and EVN (Lower Austria) lead at 64.0% as the strongest-rated regional brands. Wien Energie (65.0%) is the highest-scoring regional thanks to scale and the 100% renewable Optima Entspannt tariff. Salzburg AG and TIWAG sit at 63.0%, mixing trusted-incumbent positives with geographic limits. KELAG, OMV, and Linz AG sit at 62.0%, and Energie AG Oberösterreich is at 60.0% with modest switching incentives as the most cited weakness.