Comparing electricity offers can help consumers save money on their energy bills. According to a recent analysis, households in France can save more than 200 euros annually compared to the regulated sales tariff (TRV), which is the official reference price set by the government. On October 2, 2026, the energy mediator comparator found that Gaz de Bordeaux occasionally offered the lowest annual bill for a household in Rennes with a 6 kVA meter, using the Base option and consuming 2,400 kWh of electricity per year. This was due to a 100 euro promotion on its NovaFixe Bonus Elec offer. The estimated annual bill dropped to 531 euros for the first year, compared to 631 euros without the promotion, resulting in a saving of 140 euros compared to the TRV. However, the discount is only applied if the contract is still active by the 11th month. The prices for the kilowatt-hour and the subscription fee, excluding taxes, are fixed for three years. Other offers in the comparison showed estimated annual bills ranging from 627 euros to 645 euros, including a fixed-price offer from GEG and options linked to the TRV from Mint Énergie and TotalEnergies. The offer from Dyneff can change in price at any time. For a different household profile in Rennes, consuming 8,500 kWh of electricity per year, with 40% used during off-peak hours and a 9 kVA meter, Gaz de Bordeaux again led the comparison thanks to the same 100 euro promotion on NovaFixe Bonus Elec. The estimated annual bill with the discount was 1,639 euros, compared to 1,739 euros without it. This was lower than EDF Tempo, which costs 1,707 euros per year. The TRV option includes six different prices based on the day's color—blue, white, or red—and whether the electricity is used during peak or off-peak hours. The calendar for this system includes 300 blue days, 43 white days, and 22 red days. Both EDF Zen Estival and Mint Énergie had annual bills of 1,729 euros, with TotalEnergies at 1,743 euros. For EDF Zen Estival, the prices can change up to twice a year, while the other two are indexed to the TRV. For comparison, the classic off-peak hours formula of the TRV would cost 1,871 euros for this household profile. Even without the 100 euro promotion from Gaz de Bordeaux, the five best offers in the comparison still allow households to save more than 100 euros annually compared to the TRV. This highlights the importance of regularly reviewing energy offers to find the most cost-effective option. Fixed-price contracts can provide more stability in monthly bills, while offers indexed to the TRV may fluctuate based on market conditions. Consumers are encouraged to use comparison tools and consider their specific energy usage patterns when choosing an electricity provider. The TRV is a key benchmark in the French energy market, and understanding its structure can help consumers make informed decisions. For instance, the color-coded pricing system for TRV allows for lower rates during certain days and times, but it can be complex to manage. Fixed-price contracts, like NovaFixe Bonus Elec, can simplify budgeting for households by locking in rates for a set period. However, these contracts may not always be the most cost-effective in the long term, depending on market trends and individual consumption patterns. As energy prices and regulations evolve, staying informed and comparing offers regularly can lead to significant savings.