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Used
INFINITI cars
for sale
near
Frontenac, MO
under $100,000
- Down Payment
- $0
- Net trade-in value
- $0
- Months
- 72
- APR
- 7.0%
- Sales tax
- 0.0%
*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.

Used
2015 INFINITI QX80 Base
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Reviews
Barney was my sales man, He?
Barney was my sales man, He?s patient I appreciate his honesty I?ve been a customer for years and he?s been a great salesman Barney goes to the extreme mile to make sure that I?m happy with my purchase Thank You Barney
Very nice truck.
Very nice truck. Only thing missing is massage seats and better fuel mileage with Premium fuel. Otherwise, I love it as it is still makes heads turn.

Used
2019 INFINITI QX80 Limited
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Reviews
As usual Ron O.
As usual Ron O. Got it done with ease. I dread this process of purchasing a new vehicle, This time I was done within an hour and a half. All paperwork complete and a out the door.
Nissan Armada in a tuxedo
Drove nissans and Toyota my whole life..I was looking for an armada but got the luxury version instead which is the QX80. Very luxurious in and out my only gripe was the infotainment which is severely outdated with no android auto or Apple car play. still this big girl has plenty of power and the V8 is intoxicating lol which I'm loving. THIS truck isn't meant for fuel economy, if you want that, get a hybrid. Very reliable and luxurious. Hermosa Blue is plainly gorgeous for this truck.
Used
2022 INFINITI QX60 AUTOGRAPH
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Reviews
We had very pleasant experience working with Alex.
We had very pleasant experience working with Alex. The sales folks and finance guy were not pushy and easy to work with throughout the whole process.
Infinity QX-60 really is a winner. Try test drive
I wrote a review for this car after I had recently purchased it. I have have had it for two years now and still believe it is one of my favorite vehicles I have ever purchased. So it has 18,000 miles and I have had no problems. Not a single issue and if I thought I had an issue it was because I didn’t read the manual and didn’t realize how to use set the many options in settings. Lol. The interior is really nice and comfortable, the ride is smooth and there is a SPORT drive setting I can use whenever I need to pass a truck or slow car. That mode really makes a difference but I drive in ECON mode mostly because I like to cruise and save fuel mileage. Nice to have choices.
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Reviews
This was my 1st time taking my car to this location and
This was my 1st time taking my car to this location and they were very nice and professional. Service was done in a timely manner.

Used
2015 INFINITI QX60 Base
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Reviews
This is my fifth infinity and by far the best car I?
This is my fifth infinity and by far the best car I?ve owned three of my Infiniti purchases. I picked up the car. Two of the online purchases were shipped to the appearance of the dealership this ranks 2 out of 10. very little contact with the sales manager the salesman was very friendly and tried, but his knowledge of the car was average. The business manager wasted a lot of my time and overall we are total buying experience was below average. I?m going to put down that I would recommend this dealer to a friend but with the caveat that buyer beware and needs to check what he?s getting.
Owned this car for over 10 years and had 0 issues.
Owned this car for over 10 years and had 0 issues. Great family car that will fit 3 car seats across the middle seat. So much leg room for older kids as well and was a top selling feature. Numerous bells and whistles that are similar to newer cars like lane departure, blind spot and 360 camera view.
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Used
2022 INFINITI QX50 LUXE AWD
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INFINITI Certified
2025 INFINITI QX60 AUTOGRAPH
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INFINITI Certified
2024 INFINITI QX80 Luxe
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Reviews
Solid Ride. Enjoying it very much.
So far I'm in Love with the Car. Comfortable Tight Vehicle. I gave the Cadillac Escalade a try for years and they just simply disappointed me . QX80 is a winner.

Used
2024 INFINITI QX55 LUXE
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Used
2022 INFINITI Q50 3.0t SENSORY
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Reviews
IF you want to take a powerful car on a smooth ride, buy
IF you want to take a powerful car on a smooth ride, buy this car. It is so luxurious and has almost every bell and whistle I can think of. The value was great. The dealership not so great, but, I love my new car. It is so spacious and almost no detail went unthought of. Definitely a 5 of 4.9. The only thing I don't care for is the shifter doesn't make sense. Why is the Park setting a button while the shifter is separate. It should be the regular shifter. Doesn't make sense to me at all. That's the only complaint I have. But in time, I'm getting used to it.






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Used
2024 INFINITI QX55 LUXE
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Reviews
Tommy Morris has helped me & my family find affordable &
Tommy Morris has helped me & my family find affordable & reliable cars for me & my family. He's a great listener & showed sweet compassion to my situation; and not pushing his agenda. His valuable knowledge of new/used cars & his dedication to serve customers are evident & truly appreciated. Thanks again, Tommy, for helping me to find my new set of wheels~~ 🤗






Used
2025 INFINITI QX80 SENSORY AWD
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Reviews
Rick was awesome!
Rick was awesome!! Fast, friendly and would recommend buying a vehicle from Rick Valenti. Call them!!
I recently purchased a 2025 Infiniti QX80 at an excellent
I recently purchased a 2025 Infiniti QX80 at an excellent price. Even at full price, it offers good value in the full-size luxury SUV market. After one month, here's my assessment. Strengths **Styling**: The QX80 features elegant exterior and interior design that outshines most competitors. The Navigator's redesign was disappointing, while the Wagoneer lacks refinement. Only the Escalade matches its presence, though with a more aggressive look. **Value**: Infiniti's current market position creates pricing advantages. Feature-for-feature, the QX80 is thousands less than competitors across all trims. **Powertrain**: The twin-turbo 3.5L V6 delivers smooth power through a 9-speed transmission. I'm averaging 20-21 mpg in mixed driving (better than EPA estimates), though it requires premium fuel. **Comfort**: Ride quality and noise isolation are excellent for a body-on-frame vehicle. The air suspension mitigates most harshness from the 22" wheels. **Handling**: It drives more like a midsize SUV, handling mountain roads with unexpected confidence. Only the pricier Escalade V offers better dynamics. **Space**: Dimensions match standard Navigator and Escalade while exceeding the Lexus LX. The third row comfortably fits adults with easy access, and cargo space is generous, especially with seats folded. **Towing**: All models can tow 8,500 pounds, above segment average. Only Wagoneer models with Hemi V8s offer more. Weaknesses **No Homelink**: Inexplicably lacks the standard garage door opener system. Instead uses "myQ," requiring compatible equipment and Wi-Fi. It works roughly 20% of the time for closing, 50% for opening. **Missing Trailer Brake Controller**: Despite strong towing capacity and pre-wiring, it lacks this essential safety feature that the cheaper Nissan Armada includes standard. **No Rear Sunshades**: A premium family vehicle should include this feature, common in less expensive SUVs. **Limited Storage**: Few interior storage options beyond a modest console and small pass-through. The Autograph trim's "cool box" reduces console space by half while offering minimal functionality. **Software Issues**: I've experienced two significant electronic failures already. Once, the infotainment rebooted while driving. More concerning, at 1,200 miles, the dashboard, HVAC, and air suspension failed simultaneously—a potentially dangerous situation. Uncertain Factors **Reliability**: Infiniti typically outperforms Nissan, and Japanese production suggests quality. The VR-series engine appears promising, but competitors have documented issues too. Air suspension systems generally develop problems after several years. **Resale**: Likely below Lexus but competitive with Navigator and slightly below Escalade. Verdict I'm satisfied with my purchase, especially given local dealership availability and favorable pricing. The electronic issues create some concern for long-term ownership. For shoppers prioritizing style, value, and driving dynamics who can accept some feature omissions, the QX80 deserves consideration in this competitive segment.






Used
2025 INFINITI QX80 SENSORY AWD
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Reviews
Charlies was our salesman and was great to work with.
Charlies was our salesman and was great to work with. we came to test drive a truck & possibly trade ours in. He was informative and worked with us on the whole process. Deal went great and went away with a new truck to us and the trade in value we got on ours was within our expectations. Would go back again. Smooth transaction!!! Highly recommend Charlie!!
This SUV is incredible.
This SUV is incredible. It's very quick, quiet, and it's extremely comfortable. Combine that with the best looking exterior in its class and the fact that it's 10x better than the previous model and it's a winner.
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2021 INFINITI Q60 3.0T LUXE
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Used
2015 INFINITI QX60 Base
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Used
2019 INFINITI QX80 Limited
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Used
2021 INFINITI QX80 PREMIUM SELECT AWD
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*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.
Used INFINITI by price
INFINITI under $100,000 by city
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INFINITI under $100,000 in Frontenac, MO
21 Great Deals out of 98 listings starting at $4,950
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21 Great Deals out of 98 listings starting at $4,950
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21 Great Deals out of 98 listings starting at $4,950
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INFINITI under $100,000 in Glendale, MO
21 Great Deals out of 98 listings starting at $4,950
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20 Great Deals out of 97 listings starting at $4,950
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INFINITI under $100,000 in Kirkwood, MO
21 Great Deals out of 98 listings starting at $4,950
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INFINITI under $100,000 in Olivette, MO
21 Great Deals out of 98 listings starting at $4,950
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INFINITI under $100,000 in Brentwood, MO
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21 Great Deals out of 98 listings starting at $4,950
INFINITI under $100,000 in Frontenac, MO by model
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INFINITI QX60 under $100,000 in Frontenac, MO
8 Great Deals out of 31 listings starting at $11,480
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