MSRP: $26,910 - $29,310
Invoice: $25,565 - $27,845
MPG: 17 City / 25 Hwy
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U.S.News Scores

Overall:8.3
Performance:8.6
Exterior:8.8
Interior:7.4
Safety:NA
Reliability:5.0
Pros and Cons
  • Sporty, rear-wheel drive performance in a large sedan
  • Inexpensive for such a powerful car
  • Spacious interior many reviewers praise
  • Safety is unknown -- the G8 has not yet been crash tested
  • Some interior controls oddly positioned

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Pontiac G8 - What the Auto Press Says

The 2008 Pontiac G8 is a high-performance, rear-wheel drive machine first and a family hauler second. With its available V8 power and an interior some reviews call the best Pontiac has produced in years, it fills both roles well. But it disappoints some with its fit and finish, and has not yet been crash tested. Overall, it ranks in the middle of its small class.

As Pontiac likes to point out, the G8 is by many measures the most powerful car available in the United States for under $30,000. Just $29,995 will buy you up to 361 horsepower and a 0-to-60 time that Car and Driver measured at just 5.3 seconds. A GXP model beats even that with an ultra-high-performance V8 borrowed from the 2008 Corvette. But the G8 pairs that performance with a spacious interior that Motor Trend calls "nicely tailored" with "comfortable and enveloping seats, and simple controls. What's more, though it might not look it, the car is huge inside-particularly in back, which also features what at first sight appears to be the world's largest pass-through. Four adults could happily travel all day in the G8."

Pontiac's timing in introducing the big car, however, could not have been worse.  The G8 is sold based on its power and performance. With gas prices spiking in 2008, fewer Americans can afford to think about those considerations than in recent years.  The G8 was one of the ten fastest-selling sedans in the U.S. through the first half of 2008.  But how long can that trend last?  Pontiac may quickly find it has tapped out the list of buyers interested in a big, V8-powered sedan. Those who are might be inclined toward muscle cars with more heritage, like the upcoming Chevy Camaro.

All-new to the U.S for 2008, the G8 is available in three trims -- a V6-powered base model, a high-performance V8-powered GT, and a top-of-the-line GXP. With fuel economy on the minds of most buyers, we should point out that the V6 is rated for only 2 mpg more, for a penalty of more than 100 horsepower. If you're looking for a combination of performance and cabin space, the Dodge Charger is the only other four-door muscle car on the current market.

  • +"Judging by our first drives, the G8 GT is good indeed. Good enough, in fact, to merit BMW, Infiniti, and Lexus intenders dropping by the Pontiac store for a serious look." -- Motor Trend
  • "This Pontiac is spacious, fast, and agile. It's a looker, and it's surprisingly affordable." -- Car and Driver
  • "The G8 sedan has a sporty feel, great handling and a powerful engine, plus it has the extra room to carry kids in the back."  -- AutoWeek+ "It becomes the Pontiac flagship, being bigger than the mid-size front-wheel-drive G6, and it takes that spot at the top of the line with pride, being a very good car, with no weaknesses." -- New Car Test Drive
  • "It's a modern, attractive, intriguing pile of haul-ass machine, topped off with a threateningly large V-8 and a storied American badge. In other words, it's exactly what Detroit should be building." -- Automobile Magazine
  • "While not clearly a Pontiac, the G8 is clearly a bargain for anyone who's been seeking a super-sized, pushrod-powered, two-ton 3-Series." -- The Truth About Cars
  • "There is a V-6 version available, but it only gets 2 mpg more than the V-8 and has 105 fewer horsepower. Since the GT only costs an extra $2,400, the temptation to go whole hog will probably be too much for many buyers." -- Fox News

G8 Performance - 8.6 (Very Good)

The 2008 Pontiac G8 was built with performance in mind. Driving the GT model, the Chicago Tribune writes, "It launches like a rocket and passes 60 m.p.h. With RWD rather than FWD, there's no torque steering-that sudden lunge to one side-in a power takeoff. Acceleration is straight and sure without jiggle, very reassuring when the speedometer tops 90 mph....Yes, we tried that more than once." Some find the ride quality too stiff, but that isn't uncommon with a performance-tuned suspension.  It pays off in firm driving.  Car and Driver reports, " The G8 is happy being fast-pitched into corners. It doesn't sass back with tire squeal, path wandering, or body bounding but stays cool and in control."  A full performance review is coming soon. Read More

G8 Exterior - 8.8 (Very Good)

The 2008 Pontiac G8 has a muscular look that reveals its intentions as a performance machine, and most reviews like it.  Car and Driver says "Clipped overhangs and sheetmetal that is sucked tight over the wheel arches and cabin give the G8 the crouched stance of a Teutonic high roller."  Check out our Pontiac G8 photo gallery to see the look yourself.  A full exterior review iscoming soon. Read More

G8 Interior - 7.4 (Good)

The G8 initiates a new interior design theme for Pontiac, and most reviews call the result a huge improvement over Pontiac cabins of the recent past  "Camry drivers would find little to criticize except the lack of folding rear seats," according to Car and Driver.  A few odd touches -- many of the buttons and switches American drivers are accustomed to finding on the door are on the center console instead -- reveal the car's Australian roots. Our Pontiac G8 photo gallery shows the cabin in detail.  A full interior review is coming soon. Read More

G8 Safety - NA

We don't know much about how safe the 2008 Pontiac G8 is yet.  Neither the insurance industry nor the federal government has released any crash test results on the car.  It does come standard with side head-curtain airbags at no additional charge, plus stability and traction control.  A full safety review is coming soon. Read More

G8 Reliability - 5.0 (Mediocre)

The 2008 Pontiac G8 reliability score shown is the Predicted Reliability rating provided by J.D. Power and Associates. This score is based on trending the past three years of historical initial quality and dependability data from J.D. Power's automotive studies, specifically the Vehicle Dependability Study (VDS) and the Initial Quality Study (IQS). Pontiac covers the G8 with a three-year/36,000 mile bumper-to-bumper warranty, and an impressive five-year, 100,000-mile powertrain warranty than can be transferred to a new owner if the car is sold.  A full reliability review is coming soon. Read More

Review Last Updated: 8/1/08