Vehicle price comparison
Ford F150 vs Infiniti QX80 Alternator prices
Saurabh Kumar
Co-Founder & CTO, Part Price Guide
Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.
Ambika Sharma
Co-Founder & COO, Part Price Guide
12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.
Price face-off
Median price comparison
Condition comparison
How does the price differ by part grade?
Market analysis
Why does the Ford F150 alternator cost more?
A used Ford F150 alternator carries a median asking price of $129, which is 34% higher than the Infiniti QX80 at $96. Supply also plays a role: Ford F150 has 4,638 priced listings versus 303 for Infiniti QX80, and more listings generally mean more choices and more competitive pricing.
The Infiniti QX80 average ($117) runs 22% above its median ($96), indicating a tail of high-priced listings — likely low-mileage or remanufactured units pulling the average up.
The Infiniti QX80 alternator is interchangeable across 15 model years versus just 11 for the Ford F150 — that wider compatibility window means more donor vehicles in salvage yards and tends to push prices lower.
At Grade B (good) condition, the Ford F150 is 26% cheaper ($130 vs $176) — the gap narrows compared to the overall median difference.
Buyer's checklist
What to check before buying a used alternator
- Match the amperage rating to your vehicle's spec — a lower-amp alternator will undercharge, especially with aftermarket electronics.
- Spin the pulley by hand: it should rotate smoothly with no grinding or wobble.
- Check the connector plug type. Some models switched connector styles mid-generation.
- Ask about output testing — a good yard will bench-test and confirm the unit charges at the correct voltage (13.5–14.5V).
Full price guide
Ford F150 Alternator
$30 – $594 · 4,638 listings
Full price guide
Infiniti QX80 Alternator
$32 – $310 · 303 listings
Common questions
Ford F150 vs Infiniti QX80 alternator FAQ
Is a used Ford F150 alternator cheaper than a Infiniti QX80?
Infiniti QX80 has the lower median by $33 (34%). The Infiniti QX80 alternator ranges from $32 to $310 across 303 listings, while the Ford F150 ranges from $30 to $594 across 4,638 listings.
Can I use a Ford F150 alternator in a Infiniti QX80?
This comparison describes pricing, not interchangeability. Even when two parts share similar prices, they may require different engines, trims, electronics, or mounting points. Always match the seller's part number against your VIN before purchasing.
How many listings does this comparison cover?
This comparison draws from 4,638 priced Ford F150 listings and 303 priced Infiniti QX80 listings — 4,941 in total.
How does condition grade affect the price?
Part condition significantly impacts price. Grade A (Excellent): Ford F150 $136 vs Infiniti QX80 $110. Grade B (Good): Ford F150 $130 vs Infiniti QX80 $176. Grade C (Fair): Ford F150 $85 vs Infiniti QX80 $65. Grade A parts are in excellent condition, B is good, and C is fair — always confirm grading criteria with the seller.
Are there different trim variants to choose from?
Yes. The Ford F150 alternator has 14 trim variants and the Infiniti QX80 has 0. Variants differ by engine size, drivetrain, or part number — matching the right variant is critical for proper fitment.
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