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GTS 4.0 - tune away from GT4 power/redline?

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Old 08-24-2020, 05:59 AM
  #16  
ToasterThief
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The engine seems like it’s the same, however the suspension/etc are going to be very different.
Old 08-24-2020, 08:21 AM
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sonicworld
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Has anyone come upon any comparison write-ups or reviews between the two?

Last edited by sonicworld; 08-24-2020 at 08:26 AM.
Old 08-24-2020, 08:26 AM
  #18  
hf1
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Originally Posted by ToasterThief
The engine seems like it’s the same, however the suspension/etc are going to be very different.
Engine, transmission, and exhaust are the same. GTS suspension, brakes, wheels, and tires are smaller/lighter. GTS auto-top is way better. Spyder looks better.
Old 08-24-2020, 08:32 AM
  #19  
sonicworld
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Originally Posted by hf1
Engine, transmission, and exhaust are the same. GTS suspension, brakes, wheels, and tires are smaller/lighter. GTS auto-top is way better. Spyder looks better.
Some good points. While I appreciate the look of the GT4 wing I'm getting a bit too old for that. Without the race track trappings I wonder if the GTS has the potential of being an even better daily driver?
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Old 08-24-2020, 10:57 AM
  #20  
evilfij
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Originally Posted by ajw45
Probably. Just like the 981 S vs GTS or 991.2 GT3 vs GT3rs. 15-20hp is just software tuning.....
991.2 GT3 v. RS also has a different air intake and different exhaust (the back box on the GT3RS is titanium). Not sure either makes any difference to power ....
Old 08-24-2020, 11:15 AM
  #21  
n4v4nod
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Originally Posted by sonicworld
Some good points. While I appreciate the look of the GT4 wing I'm getting a bit too old for that. Without the race track trappings I wonder if the GTS has the potential of being an even better daily driver?
Isn’t that the point of a GTS? GT4 was never meant to be a better daily driver than the GTS and the GTS was never intended to be a better track/canyon carver than a GT4. They both have their priorities and place in the Porsche model construct.
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Old 08-24-2020, 11:29 AM
  #22  
Nacelle
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Originally Posted by hf1
Spyder looks better.
Strictly subjective comment, a matter of opinion

haha I guess someone gets a Black/chalk stitching interior over a Black/red stitching interior because it looks better to them, its all subjective...

Last edited by Nacelle; 08-24-2020 at 11:33 AM.
Old 08-24-2020, 11:54 AM
  #23  
hf1
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Originally Posted by Nacelle
Strictly subjective comment, a matter of opinion

haha I guess someone gets a Black/chalk stitching interior over a Black/red stitching interior because it looks better to them, its all subjective...
Yes, it's subjective. Actually, I'm not sure if I prefer the rather busy Spyder look over the clean and simple (pure) GTS shape. The GTS auto-top convenience makes it an easy decision.

As for whether a GTS or Spyder/GT4 is a better backroads carver, the jury is still out on that one too. Spyder/GT4 may shine on smooth roads (on which the GTS would be excellent as well) but the GTS may be the winner on less than perfect backroads like we have here in the NE. The GTS may offer a wider range of acceptable pavement quality than the Spyder/GT4. I toggle the PASM on my 987 Boxster S all the time depending on the road surface.
Old 08-30-2020, 08:55 AM
  #24  
PTSFX
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Originally Posted by n4v4nod
Isn’t that the point of a GTS? GT4 was never meant to be a better daily driver than the GTS and the GTS was never intended to be a better track/canyon carver than a GT4. They both have their priorities and place in the Porsche model construct.
This. And to the OP, *if* there is an actual difference of 20 hp, I doubt you would be able to tell the difference in the real world, and certainly not enough of a difference to risk voiding the warranty IMO.
Old 08-30-2020, 10:30 AM
  #25  
hf1
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My hunch is that a GTS dyno graph would look exactly the same as Spyder/GT4's. The 20hp diff is probably just marketing. There was a YT video linked here of a GTS 4.0 out-pulling a GT4 in a drag race. When a "414hp" 718 GT4 dyno graph ends up higher than a "475hp" 991.1 GT3 graph at all rpm in the Dundon thread, the conclusion is that Porsche HP ratings are in large part driven by marketing.
Old 08-30-2020, 09:52 PM
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JAhmed
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Originally Posted by hf1
Engine, transmission, and exhaust are the same. GTS suspension, brakes, wheels, and tires are smaller/lighter. GTS auto-top is way better. Spyder looks better.
In your opinion. Happen to like my Spyder top just fine. Suspect many others do also.
Old 08-30-2020, 10:16 PM
  #27  
wizee
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Originally Posted by hf1
As for whether a GTS or Spyder/GT4 is a better backroads carver, the jury is still out on that one too. Spyder/GT4 may shine on smooth roads (on which the GTS would be excellent as well) but the GTS may be the winner on less than perfect backroads like we have here in the NE. The GTS may offer a wider range of acceptable pavement quality than the Spyder/GT4. I toggle the PASM on my 987 Boxster S all the time depending on the road surface.
Now that I’ve had a Spyder for two days and driven it on all sorts of cracked and bumpy roads, even gravel roads, I can say that it’s very compliant, and fairly comfortable even on roads in poor shape.

My old AMG GT S wasn’t very rough road friendly, but the Spyder is, even in the stiffer suspension mode.
Old 08-31-2020, 03:01 PM
  #28  
fhp911
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If the torque is the same doesn't that mean the only way the GT4 can make more power is if it has a higher redline?
Old 08-31-2020, 03:09 PM
  #29  
Rennolazine
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In s straight line the gts 4.0’s are just as fast if not slightly faster than their GT counterparts. Because they weigh less, have much smaller brakes and tires, less aero. Doesnt need a tune to “match” the GT variants, but a tune to say 435 hp would make them noticeably faster. However on curves that extra hp wouldnt matter. Its a completely different product and ethos. And at the end of the day the main reasons to get the gts models is for daily use and more street friendliness. They are still very expensive 718s
Old 08-31-2020, 03:14 PM
  #30  
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Originally Posted by Rennolazine
And at the end of the day the main reasons to get the gts models is for daily use and more street friendliness.
I keep seeing this and it may be true, but for me the ONLY reason I'm getting a GTS Boxster (vs Spyder) is the auto-top. And it will not be a daily or driven much on streets -- strictly for backroads fun.




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