Edmunds just rolled out one of its most anticipated tests of the year, putting the 2027 Chevrolet Corvette Grand Sport through a full, independently instrumented evaluation on its private track.
The review — featuring Alistair Weaver on the Edmunds Cars YouTube channel — digs into whether the Grand Sport truly occupies the sweet spot between the approachable Stingray and the track‑bred Z06, blending everyday drivability with genuine performance credentials.
Edmunds purchased the Admiral Blue (with white striping and Adrenaline Red interior) car themselves — an $88,000 Grand Sport equipped with the Z52 performance package and additional options, totaling $113,000.
The Grand Sport uses Chevrolet’s new 6.7‑liter LS6 V8, producing 535 horsepower and 520 lb‑ft of torque without turbocharging. It shares the wider rear track, uprated suspension, and electronic limited‑slip differential from the Z06/ZR1, while the Z52 package adds grippier summer tires, stiffer suspension tuning, and Z06‑derived brakes. Edmunds weighed the car at 3,778 pounds, about 85 pounds heavier than a Stingray.
On track, the broken-in Grand Sport posted strong performance numbers in the “real world,” Weaver explains:
- 0–60 mph: 3.3 seconds (compared to a Z06, 3.2, and a 2026 911 Carrera, 3.6)
- Quarter mile: 11.4 seconds (Z06, 11.1; Carrera, 11.8)
- Braking (60–0 mph): 105 feet (Stingray also 105, Carrera 101)
- Lateral grip: 1.07 g (Stingray, 1.03g; Carrera, 1.06g)
These results closely match the Stingray and trail the Z06 only slightly, while outperforming rivals like the Porsche 911 Carrera in several metrics. By the way, Weaver notes that the Grand Sport’s own PDR claimed the fastest 0-to-60 time was 2.9 seconds, not 3.3 seconds as determined by their “very expensive” professional kit. “We’re wondering if GM builds in the rollout into all of its times, because every GM product we’ve tested with this kit always understates the 0-to-60,” he says.
Driving impressions highlighted the Grand Sport’s balance, confidence, and everyday usability. Edmunds praised its predictable handling, strong traction from massive rear tires, and the LS6’s immediate throttle response. While not quite as pin‑sharp or dramatic as the Z06, the Grand Sport was described as more approachable and better suited for daily driving.
The review also covered interior updates, noting improved quality but less character compared to earlier C8 models. Edmunds appreciated features like the removable roof panel, dual trunks, and the 3LT tech, though they criticized the quartic steering wheel and overly screen‑heavy layout.
Edmunds concluded that the Grand Sport successfully blends the Stingray’s livability with much of the Z06’s track capability. It’s more exciting than the base model, easier to live with than the Z06, and significantly cheaper than competitors like the Porsche 911. They called it a “six‑figure bargain” and a true all‑rounder in the Corvette tradition.
After watching this review, though, we want your opinion. Is the wide body worth the extra money for the big rear end of the Grand Sport when the performance is basically equal to the Stingray?
Source:
Edmunds Cars
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At 5:01, you can see a “Stingray Z06” whatever that is. Edmunds video editors have to review their Corvette. facts.
At nearly $40k more than my Stingray, I’m struggling with giving it the title of “best”.
And yes, I am one of the 98% that does not track their car.
If optioned the same it is nowhere near 40k more. Closer to 10k.
Having had Grand Sports, Z06’s, and base Stingrays, I am back to the base car as the best bargain. The bigger tires of the Grand Sport and Z06 just add noise and a stiff ride. The base Stingray rides much smoother and the quiet makes conversation and radio listening much better.
There is no scenario in which there’s a 10k difference between GS and SR–equally optioned. The difference starts at 15k and goes up from there. And just to play dress-up.
GM knows how to print money. Y’all are just falling for it.
@IPD the important word was comparably. A base stingray isn’t comparably equipped. Tuck the box for Z51 and now you’re within 10k. Opt for MSRC and it’s within 8k. The base GS has a 3% stiffer suspension than the Z51 so it’s not really apples to apples unless you add those two things.
The difference between my well optioned 2LT HTC is about 11k more than a stingray with the same options. You can’t go prove this to yourself on Chevy’s website.
I can see a GSX. But the GS is not better than a Stingray – and it’s fatter.
I just ordered a SR Z51. I track my cars quite often. Before I ordered the Z51, I compared it with an equivalent GS Z52 and my recollection is that the price difference was around $12K. My Z51’s MSRP is north of $100K. Right now you can get very nice discounts on the SRs that at least are $5K for a $100K SR; while for the GS you are lucky if you can get it at MSRP without a long wait. In summary, in my case I’m paying about $17K less for the SR Z51 compared with the GS Z52. Granted, the wider back and fatter tires, and front look to me better in the GS; but the second or so that the GS would be faster at the track does not justify to me spending $17K more (and paying more to replace tires).
Look I really don’t get this mines better mind set. We are all family here.
If you look at what GM has done we have 4 distinct models that appeal to a number of different buyers in a number of different ways.
GM has the Stingray that I’d a great value for what you get. Few cars can do what it does at this price point.
The Z06 is targeting those who love exotics and want an exotic they can still buy and afford.
The ZR1 is a car that targets the Supercars. Yet it does it at 1/4 the price. You don’t have to ship the tires to France and have them changed at $50k.
The Eray and GSX offers some change with AWD and mind blowing acceleration at any price.
Finally the GS is a car tgat take many if the good things from the other cars and puts it in a package you can buy cheap or order up many things but still under cut the Z06 by $30k new.
Yes you can get a Z cheaper but you will need to settle for what is offered and left over to get the deal. That is fine with some but others want what they want and at these prices you should get exactly whst you want.
The way I see it we all win. You want cheap tgey offer it. You want super car they have it, you want exotic got it, AWD sure. You want the best and refinement kearnedcon all models and spec to a price you can afford new you have the GS.
Each car has a specific mission. I think this is why each owner feels like his or hers is the best. The truth is GM has offered you the ability you build what is best for you.
So stop the arguing as we all got what we wanted and we all win. Save the what is best arguments for the Dodge and Ford guys. We are better than what they have lol!😝
Corvette people arguing with Corvette people plays right into the stereotype. Don’t support that.
I’m of the opposite opinion. All views welcome. Might think about or learn something new. My opinion is that marketing needed to do something to pump up a 6 year old C8 design as inventories were starting to stack up. Plenty were out there – starting to sell below MSRP.
So they just took a stingray, made some of it’s options standard, added a wide body and you have GS. Interest is “up”. I recently talked to a new owner of a GS and asked him why he chose it instead of Stingray. He couldn’t actually give me an answer. I think he just wanted a “different” car that would create buzz for a while at the Cars and Coffee events.
I don’t strongly object to the wide body, but it makes it harder to park it in a garage or drive onto a 4 post lift. I don’t think I’ve seen anyone report that before (see what I mean about different opinions?) The visual difference isn’t all that great to me – often have to study the car for a moment or two to notice it. Cosmetically it looks cool once you see it. The tradeoff is some practicality.
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