Difference between red sport and 3.0t

Difference between red sport and 3.0t

Joined May 10, 2018

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4,164 Posts

Yes

You know the answers will depend on every person's personal bias.

Difference between red sport and 3.0t

Joined Dec 8, 2017

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655 Posts

Yes. But then I'm biased. Depends on what you want. I always buy cars fully loaded.

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Difference between red sport and 3.0t

Joined Sep 16, 2017

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17,445 Posts

Is the 400 worth the extra money (cost & insurance)?

Give me your opinions please.

Depends on whether you are going to be doing engine mods or not. If you're not into mods and have the money, get the RS. With some bolt-ons and a tune on a Silver Sport, you can easily match or exceed the RS's performance for less money at the risk of voiding your warranty depending on what mods you do. If you don't want to risk your warranty by modding the engine, then perhaps a RS would be a better choice.

Spend some time reading some pertinent threads on mods here and then decide what level of risk you feel like taking. I'm not sure what the insurance difference typically is between a RS and a SS, if any.

Difference between red sport and 3.0t

Joined Feb 18, 2018

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28 Posts

Are you buying or leasing? I’m biased and I love how the redsport looks with its unique touches. Jb4 redsport is the way to go IMO.

Difference between red sport and 3.0t

Joined Apr 7, 2018

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4,903 Posts

Is the 400 worth the extra money (cost & insurance)?

Give me your opinions please.

Main difference is dual water pumps, optical turbo speed sensor, and lower gearing on the RS. The Silver Sport has taller gearing and may make a better long distance commute car.
The RS has different looks and interior. They both have sport brakes.

Tuned and modified a Silver Sport can make as much power as a tuned and modified Silver Sport.
I chose the Red Sport. I own it so don't have to return to stock. The labor is fairly substantial to bring my car back to stock.
The most labor in my car was the full downpipes and the Heat Exchanger. Lower downpipes are a lot easier.

Lower downpipes and a JB4 gets you about the same results. But then you should have a heat exchanger to deal with the extra heat the added boost makes.

Regarding gearing: if you drive spirtedly on curvy hilly back roads the lower gearing in the RS is an advantage in my opinion. It's a little "quicker" than the SS.
If mostly highway or just in town or traffic to commute the SS is more relaxed and may get better MPG than the RS on flat roads.

Disclaimer the above is IMHO and YMMV

Joined Nov 24, 2018

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4,972 Posts

If you plan to mod, don't go RS.

Difference between red sport and 3.0t

Joined Aug 8, 2018

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670 Posts

Are the new RS’s still using android 2?

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Joined Jun 13, 2017

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369 Posts

Are the new RS’s still using android 2?

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all Infiniti InTouch cars do

My 2017 is in the shop again, and this 2018 loaner is the same

Difference between red sport and 3.0t

Joined Aug 8, 2018

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670 Posts

Ouch, for over 50k. Maybe a Tesla model 3 performance might be a better buy.

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Difference between red sport and 3.0t

Joined May 10, 2018

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4,164 Posts

If you plan to mod, don't go RS.

Joined Nov 24, 2018

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4,972 Posts

What's confusing? Avedis basically explained it. If you plan to mod significantly, and you can pay 5 figures less money by getting a premium or SS, getting a RS doesn't really make sense. If you don't want to mod, RS gets you the most performance. Also, there are claims that the SS can out perform the RS when fully modded since there are no optical sensors in the turbo's to limit performance.

Difference between red sport and 3.0t

Joined May 10, 2018

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4,164 Posts

What's confusing? Avedis basically explained it. If you plan to mod significantly, and you can pay 5 figures less money by getting a premium or SS, getting a RS doesn't really make sense. If you don't want to mod, RS gets you the most performance. Also, there are claims that the SS can out perform the RS when fully modded since there are no optical sensors in the turbo's to limit performance.

We agree that there are visual and mechanical differences between the SS and RS. I will not even try to list them as I am not an authority on the exact differences.

If the RS does in fact have a lower final drive, that makes it worth the $5K for me. Source yourself a low mileage used transmission and rear diff and have it R&R and you will see what I mean. You may need to have a tuner adjust the gear indicator if there is enough of a difference for the car to indicate the wrong gear.

The rest of whatever comes with an RS is icing on the cake (for me)...all exept the darn DAS. I wish I knew I could get an RS without it.

Joined Nov 24, 2018

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4,972 Posts

We agree that there are visual and mechanical differences between the SS and RS. I will not even try to list them as I am not an authority on the exact differences.

If the RS does in fact have a lower final drive, that makes it worth the $5K for me. Source yourself a low mileage used transmission and rear diff and have it R&R and you will see what I mean. You may need to have a tuner adjust the gear indicator if there is enough of a difference for the car to indicate the wrong gear.

The rest of whatever comes with an RS is icing on the cake (for me)...all exept the darn DAS. I wish I knew I could get an RS without it.

The difference in the final is negligible on a 7 speed auto with the torque curve of the 3.0t, and doesn't require a new transmission. It's a different ring and pinion in the rearend which is a couple hundred bucks, not $5k. And remember, we said the plan was to mod anyways....meaning recalibrating the speed for an updated ring and pinion ratio costs nothing when you're already getting a tune. The key differences between the SS and RS are well documented:

optical speed sensors- more disadvantage than advantage when modding.
2nd charge cooler pump- again, when modding and the HE is replaced anyways, not necessary.
final drive- already discussed above.

Again, not knocking the RS as it's the top performance model from the factory and if you don't plan to mod then it's as good as it gets. When you start modding and look at bang for the buck, it starts to make less sense.

Joined Jun 13, 2017

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369 Posts

I wish I knew I could get an RS without it.

I did!

Difference between red sport and 3.0t

Joined May 10, 2018

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4,164 Posts

You mean the front gearing of the RS and SS is the same and only the rear is geared differently? That sounds odd if Infiniti truly did that. It also makes me wonder if I can go lower in the rear without breaking something.

Joined Jun 13, 2017

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369 Posts

Red Sport 400 if you aren't gonna mess with it

Silver Sport if you are

reason: SS reaches RS levels of performance easily and cheaply. If you don't want the cosmetics and final drive of the RS400, then there isn't much different between a stock RS400 and an modded SS.'

I went with the RS400 myself because I got a great deal on it, and I am tired of modding cars.

Joined Jun 13, 2017

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369 Posts

You mean the front gearing of the RS and SS is the same and only the rear is geared differently? That sounds odd if Infiniti truly did that. It also makes me wonder if I can go lower in the rear without breaking something.

the RWD rear differential is an off the shelf...Tremec I think? In any case its not a Nissan part.

Joined Nov 24, 2018

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4,972 Posts

You mean the front gearing of the RS and SS is the same and only the rear is geared differently? That sounds odd if Infiniti truly did that. It also makes me wonder if I can go lower in the rear without breaking something.

Gear ratios 1)

1st 4.783

2nd 3.103

3rd 1.984

4th 1.371

5th 1.000

6th 0.871

7th 0.776

Rev. 3.859

Final drive ratio 1)

2.937 (Premium and SS) vs 3.133 (RS).....not much difference.

Joined Nov 24, 2018

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4,972 Posts

the RWD rear differential is an off the shelf...Tremec I think? In any case its not a Nissan part.

based on my searching, and the LSD upgrade I just did, it's an R190 diff that is known more overseas from Nissan Racing.

What is the difference between a Q50 3.0t and Red Sport?

The difference between the Q50 RED SPORT 400 and the other trim models is that the 3.0-liter V-6 twin-turbocharged engine that powers the entire lineup adds two turbo speed sensors and dual water pumps to the RED SPORT 400 models.

What is the difference between Infiniti Q50 sport and Red Sport?

With the Red Sport 400 comes a more powerful engine with an increased power output to 400 HP. The Red Sport 400's engine gets 350 LB-FT in torque. Both engines are connected with a seven-speed automatic as their sole transmission, and they have all-wheel drive.

What is Infiniti Red Sport?

The top-end Red Sport 400 has twin turbochargers, giving a horsepower boost up to 400hp, as well as 350 lb-ft of torque, allowing it to get from 0 to 60 in just 4.5 seconds, which is very impressive for a sedan of this size. The Q50 is available in both RWD and AWD. 2021 Infiniti Q50 Red Sport 400. Infiniti.

What makes the Q50 Red Sport faster?

But the star of the show is the 3.0-liter V6 twin-turbocharged engine. It powers the entire lineup by adding two turbo-speed sensors and dual water pumps to the Q50 Red Sport 400 model. The speed sensors help with turbo efficiency as the dual water pumps help reduce engine heat.