Solar panels create electricity on the roof of a house in Rockport, Massachusetts, U.S., June 6, 2022. Picture taken with a drone.
Brian Snyder | Reuters
When Josh Hurwitz decided to put solar power on his Connecticut house, he had three big reasons: To cut his carbon footprint, to eventually store electricity in a solar-powered battery in case of blackouts, and – crucially – to save money.
Now he’s on track to pay for his system in six years, then save tens of thousands of dollars in the 15 years after that, while giving himself a hedge against utility-rate inflation. It’s working so well, he’s preparing to add a Tesla-made battery to let him store the power he makes. Central to the deal: Tax credits and other benefits from both the state of Connecticut and from Washington, D.C., he says.
“You have to make the money work,” Hurwitz said. “You can have the best of intentions, but if the numbers don’t work it doesn’t make sense to do it.”
Hurwitz’s experience points up one benefit of the Inflation Reduction Act that passed in August: Its extension and expansion of tax credits to promote the spread of home-based solar power systems. Adoption is expected to grow 26 percent faster because of the law, which extends tax credits that had been set to expire by 2024 through 2035, says a report by Wood Mackenzie and the Solar Energy Industry Association.
Those credits will cover 30 percent of the cost of the system – and, for the first time, there’s a 30 percent credit for batteries that can store newly-produced power for use when it’s needed.
“The main thing the law does is give the industry, and consumers, assurance that the tax credits will be there today, tomorrow and for the next 10 years,” said Warren Leon, executive director of the Clean Energy States Alliance, a bipartisan coalition of state government energy agencies. “Rooftop solar is still expensive enough to require some subsidies.”
California’s solar energy net metering decision
Certainty has been the thing that’s hard to come by in solar, where frequent policy changes make the market a “solar coaster,” as one industry executive put it. Just as the expanded federal tax credits were taking effect, California on Dec. 15 slashed another big incentive allowing homeowners to sell excess solar energy generated by their systems back to the grid at attractive rates, scrambling the math anew in the largest U.S. state and its biggest solar-power market — though the changes do not take effect until next April.
Put the state and federal changes together, and Wood Mackenzie thinks the California solar market will actually shrink sharply in 2024, down by as much as 39%. Before the Inflation Reduction Act incentives were factored in, the consulting firm forecast a 50% drop with the California policy shift. Residential solar is coming off a historic quarter, with 1.57 GW installed, a 43% increase year over year, and California a little over one-third of the total, according to Wood Mackenzie.
For potential switchers, tax credits can quickly recover part of the up-front cost of going green. Hurwitz took the federal tax credit for his system when he installed it in 2020, and is preparing to add a battery now that it, too, comes with tax credits. Some contractors offer deals where they absorb the upfront cost – and claim the credit – in exchange for agreements to lease back the system.
Combined with savings on power homeowners don’t buy from utilities, the tax credits can make rooftop solar systems pay for themselves within as little as five years – and save $25,000 or more, after recovering the initial investment, within two decades.
“Will this growth have legs? Absolutely,” said Veronica Zhang, portfolio manager of the Van Eck Environmental Sustainability Fund, a green fund not exclusively focused on solar. “With utility rates going up, it’s a good time to move if you were thinking about it in the first place.”
How to calculate installation costs and benefits
Here is how the numbers work.
Nationally, the cost for solar in 2022 ranges from $16,870 to $23,170, after the tax credit, for a 10-kilowatt system, the size for which quotes are sought most often on EnergySage, a Boston-based quote-comparison site for solar panels and batteries. Most households can use a system of six or seven kilowatts, EnergySage spokesman Nick Liberati said. A 10-12 kilowatt battery costs about $13,000 more, he added.
There’s a significant variation in those numbers by region, and by the size and other factors specific to the house, EnergySage CEO Vikram Aggarwal said. In New Jersey, for example, a 7-kilowatt system costs on average $20,510 before the credit and $15,177 after it. In Houston, it’s about $1,000 less. In Chicago, that system is close to $2,000 more than in New Jersey. A more robust 10-kilowatt system costs more than $31,000 before the credit around Chicago, but $26,500 in Tampa, Fla. All of these average prices are as quoted by EnergySage.
The effectiveness of the system may also vary because of things specific to the house, including the placement of trees on or near the property, as we found out when we asked EnergySage’s online bid-solicitation system to look at specific homes.
The bids for one suburban Chicago house ranged as low as $19,096 after the federal credit and as high as $30,676.
Offsetting those costs are electricity savings and state tax breaks that recover the cost of the system in as little as 4.5 years, according to the bids. Contractors claimed that power savings and state incentives could save as much as another $27,625 over 20 years, on top of the capital cost.
Alternatively, consumers can finance the system but still own it themselves – we were quoted interest rates of 2.99 to 8.99 percent. That eliminates consumers’ up-front cost, but cuts into the savings as some of the avoided utility costs go to pay off interest, Aggarwal said.
The key to maximizing savings is to know the specific regulations in your state – and get help understanding often-complex contracts, said Hurwitz, who is a physician.
Energy storage and excess power
Some states have more generous subsidies than others, and more pro-consumer rules mandating that utilities pay higher prices for excess power that home solar systems create during peak production hours, or even extract from homeowners’ batteries.
California had among the most generous rules of all until this week. But state utility regulators agreed to let utilities pay much less for excess power they are required to buy, after power companies argued that the rates were too high, and raised power prices for other customers.
Wood Mackenzie said the details of California’s decision made it look less onerous than the firm had expected. EnergySage says the payback period for California systems without a battery will be 10 years instead of six after the new rules take effect in April. Savings in the years afterward will be about 60 percent less, the company estimates. Systems with a battery, which pay for themselves after 10 years, will be little affected because their owners keep most of their excess power instead of selling it to the utility, according to EnergySage.
“The new [California rules] certainly elongate current payback periods for solar and solar-plus-storage, but not by as much as the previous proposal,” Wood Mackenzie said in the Dec. 16 report. “By 2024, the real impacts of the IRA will begin to come to fruition.”
The more expensive power is from a local utility, the more sense home solar will make. And some contractors will back claims about power savings with agreements to pay part of your utility bill if the systems don’t produce as much energy as promised.
“You have to do your homework before you sign,” Hurwitz said. “But energy costs always go up. That’s another hidden incentive.”
Based on the excellent Hyundai IONIQ 5 N platform, Vanwall gives its Vandervell H-GT a high-performance aesthetic makeover inspired by the classic Lancia Delta HF Integrale. But what makes this body kit a genuine “high-performance” upgrade isn’t the way it makes the car look: it’s the 500 lb. weight savings!
Developed by Austrian racing team ByKOLLES Racing and invoking the name of a 1950s Formula 1 team, the Vandervell H-GT is essentially a new Hyundai IONIQ 5 N in aggressive, Lancia Delta-inspired carbon-fiber bodywork that the company claims gives the car an, “unprecedented weight optimization in this vehicle category.”
The H-GT’s new “thin wall” carbon fiber body slashes the car’s weight by over 230 kg (507 lbs.), which means ByKOLLES’ new Vandervell can do anything that Hyundai’s “special” IONIQ 5 N hot hatch can do. Only faster.
The car was first announced in 2023 (along with the renderings shown, below), when ByKOLLES was competing in the World Endurance Championship (WEC) with what used to be called an LMP car – but they keep changing the names of these things so it could be a Daytona Prototype, Hypercar, or even a 24 Hour LeMans Wonkavator by now.
The important part, however, is that a few of these cars have now broken cover, with ex-Formula 1 supremo, Bernie Ecclestone, having been seen trying the new-age Lancia on for size.
The Vanwall Vandervell website still shows the same €128,000 ($145,405, as I type this) price tag and specs it did in 2023, which either means they haven’t updated it in a while, were really, really good at pricing the thing in the first place, or both.
That’s presumably on top of the IONIQ N’s already hefty $66,100 price tag.
I had the chance to drive the new 2025 RS Audi GT e-tron for a few hours in the Nevada desert and for a few minutes on a race track.
Here are my thoughts.
Audi has stepped up its EV game in a big way with its new electric vehicles based on the PPE platform. Over the last year, I drove both the Q6, an electric SUV based on the PPE, and the A6, an electric sedan based on the same platform, and I came out extremely impressed.
I think those vehicles are going to take Audi to the next level when it comes to EVs.
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But they are not the EVs pushing Audi’s limits; that’s still its flagship Audi GT e-tron, now with a top-performance RS version launched with the 2025 model-year refresh.
The new GT e-tron, which is built on the same platform as the Porsche Taycan, is more than a model year refresh; it’s a mid-cycle update, but not a normal one. While mid-cycle updates often focus on design changes and adding a few features, the 2025 GT e-tron looks very similar to the previous version, but it’s significantly different under the hood.
The design has been slightly updated with a honeycomb grill, a few new wheel designs, and a very cool new motorsport-inspired rear reflector.
I think that the rear diffuser with vertical reflector looks sick on the RS GT:
It still looks like the same sporty vehicle, but more refined, especially the RS version.
Speaking of the RS version, it’s now the most powerful Audi ever with almost 1,000 horsepower (912hp). That’s thanks to new motors with increased copper density, resulting in more power and lower weight:
An added bonus is that they can also regen at a higher rate of 400kW, which quite impressive. I prefer the regen modes in the Q6/A6, but the 400kW capacity has some incredible stopping power. That’s 0.45G at max deceleration.
It’s useful when you launch the RS GT e-tron from 0 to 60 mph in 2.4 seconds with launch control is engaged. I did a few quick acceleration and fast launches in the desert and on a small racetrack outside of Las Vegas and you need to make sure your head is firmly on the headrest.
Audi also has a “push-to-pass” power boost button on the steering wheel that unleashes an extra 94 hp (70 kW) for 10 seconds. The German automaker emphasized that this is repeatable. I didn’t test that, but I can say that I tested the RS GT e-tron on the racetrack after a dozen people did with the same car, and I was impressed by the capacity at about 50% state-of-charge.
Now, if you look closely at this launch, you might have noticed how the front end of the vehicle adjusted itself down after shooting up from the launch.
That’s thanks to the new advanced adaptive air suspension with with damper control.
It’s extremely fast and impressive. I am pretty sure they could make the car jump and down with the suspension if they wanted to, but they don’t.
The suspension is so advanced you don’t need an anti-roll bar. It adjust so fast that it is able to keep the vehicle solid and balance even in high speed corners. It felt effortless driving somewhat aggressively on the desert roads outside of Las Vegas, but Audi enabled a very cool test on the track.
They had me do a lap without the active suspension’s cornering compensation activated and then I did the same lap with it enabled. It was night and day. In fact, it felt like cheating. I’m no track driver, but the second lap felt incredibly easy, almost as if the car was on rails.
Here are the different suspension profiles:
The new 2025 GT e-tron also has 12% more battery capacity resulting in up to 51 more miles of range depending on the configurations and wheel choices. It results in 278 miles of range mac for the RS and 300 miles of range for the S.
As usual, one of the most impressive things about Audi’s EVs is the fast-charging capacity, and the new 2025 GT improves on that thanks to the updated battery pack:
That results in 10 to 80% charging in about 18 minutes.
All that performance doesn’t come cheap. The S e-tron GT starts at $125,500, and the RS e-tron GT Performance starts at $167,000. The version that I tested with closer to $180,000 with options.
Electrek’s Take
This was actually my first time driving an Audi GT e-tron so I can’t compare it to the previous version, but I came out impressed.
With Audi, I love their quiet, comfortable luxury with the A6 and Q6. This is not that. It’s a performance vehicle, but it’s still a 4-door, 4-seater, with decent space in the back, so Audi clearly also focused on comfort, and you can feel it.
I can see this being a great daily driver even though the cabin wasn’t as quiet as the previously mentioned vehicles and you could feel more vibration.
The Audi GT e-tron really shines when you start driving more aggressively. Like I previously said, the active suspension’s cornering suspension is truly impressive and makes things easier.
Though I’d note that, unlike the active suspension in the latest Taycan, the one in the Audi GT does allow a bit of roll to give you some road feedback. I appreciated that.
I also appreciated the vehicle’s steering. Again, I can’t compare it to previous versions, but the ratio was reportedly reduced and it did feel short and precise.
The lower weight and higher battery capacity are also appreciated as it can be hard for people to buy an electric vehicle at $100,000+ with fewer than 250 miles of range, which was the case before this 2025 update.
Now, to be fair, Audi put me in a fully loaded RS GT e-tron Performance that cost closer to $200,000. It was incredible, but I don’t know how the car performs with the base S GT e-tron. I’m sure you can have fun with it too and you get more range.
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A Unifor union rep at the Ontario production facility where GM builds the all electric Chevy BrightDrop van is temporarily halting production of the commercial EV due to slow sales – but with massive discounts, Costco member programs, and state and utility incentives driving costs well below its diesel competitors, it might still be the best EV deal you can get.
To that end, GM says it’s making, “operational and employment adjustments to balance inventory and align production schedules with current demand,” at the CAMI Assembly plant in Ontario, Canada, where it makes BrightDrop vans. The layoffs will begin on April 14, according to the union, when production will temporarily cease until October 2025.
During the downtime, GM says it plans to retool the plant to prepare for production of the (presumably updated) 2026 model year BrightDrop vans.
GM reported sales of just 274 BrightDrop vans in the first quarter of 2025. That’s up about 7% from the 256 sold in Q1 of 2024 – but still really. Definitely. Not. A lot.
When production resumes in October, the plant will operate on a single shift, which will result in reduced manufacturing rate for GM’s commercial vans and the indefinite layoff of nearly 500 union factory workers, according to Unifor.
Electrek’s Take
A BrightDrop van under construction at CAMI Ontario; via GM.
ComEd is offering up to $30,000 in rebates (per vehicle) if you snap up the Class 3/11,000 GVWR version … meaning Chicago area fleets can electrify their delivery operations for much, much less than they probably think.