2015 Hyundai Genesis Horsepower: 3.8 V6 vs. 5.0 V8
2015 Hyundai Genesis Horsepower: 3.8 V6 vs. 5.0 V8 with application chart, generation boundaries, verification steps and official manufacturer lookup.
The U.S.-market 2015 Hyundai Genesis sedan was rated at 311 hp with the 3.8L V6 and 420 hp with the 5.0L V8.
The U.S.-market 2015 Hyundai Genesis sedan was rated at 311 hp with the 3.8L V6 and 420 hp with the 5.0L V8.
This chart is deliberately limited to the redesigned 2015 Hyundai-branded Genesis sedan. It does not describe the Genesis Coupe, the earlier 2013–2014 sedan, or later vehicles sold under the standalone Genesis marque.
Interactive 2015 Genesis Sedan specification guide
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Orientation aid only. Match the VIN, engine, trim and manufacturer document before use.
Hyundai Genesis Horsepower Specs By Year
| APPLICATION / ITEM | SPECIFICATION | NOTES |
|---|---|---|
| 2015 Genesis 3.8 | 311 hp @ 6,000 rpm | 293 lb-ft @ 5,000 rpm |
| 2015 Genesis 5.0 | 420 hp @ 6,000 rpm | 383 lb-ft @ 5,000 rpm |
| Fuel note | Factory SAE output | Hyundai notes regular fuel can slightly reduce peak power |
| Genesis Coupe | Separate model | Do not merge coupe engine ratings |
Hyundai rated the direct-injected 3.8L Lambda V6 at 311 hp at 6,000 rpm and 293 lb-ft at 5,000 rpm. The direct-injected 5.0L Tau V8 produced 420 hp at 6,000 rpm and 383 lb-ft at 5,000 rpm. Horsepower numbers should be compared at the same model year and using factory ratings, not chassis-dyno results or altered-fuel claims.
Application boundaries for 2015 Genesis Sedan
This chart is deliberately limited to the redesigned 2015 Hyundai-branded Genesis sedan. It does not describe the Genesis Coupe, the earlier 2013–2014 sedan, or later vehicles sold under the standalone Genesis marque.
Hyundai rated the direct-injected 3.8L Lambda V6 at 311 hp at 6,000 rpm and 293 lb-ft at 5,000 rpm. The direct-injected 5.0L Tau V8 produced 420 hp at 6,000 rpm and 383 lb-ft at 5,000 rpm. Horsepower numbers should be compared at the same model year and using factory ratings, not chassis-dyno results or altered-fuel claims.
Hyundai 2015 Genesis Sedan specifications can change by model year, engine, platform, wheel, and installed component. Confirm the VIN or engine identity, part numbers, fastener condition, and the current manufacturer instructions before service.
Procedures used with this specification
These steps are the same for every vehicle in this family, so they are documented once rather than repeated on each page. The values above remain specific to this Hyundai 2015 Genesis Sedan.
2015 Hyundai Genesis Horsepower: 3.8 V6 vs. 5.0 V8 FAQs
How much horsepower does a 2015 Hyundai Genesis have?+
311 hp with the 3.8L V6 and 420 hp with the 5.0L V8, in U.S.-market form.
What are the torque and rpm figures?+
The direct-injected 3.8L Lambda V6 makes 311 hp at 6,000 rpm and 293 lb-ft at 5,000 rpm. The direct-injected 5.0L Tau V8 makes 420 hp at 6,000 rpm and 383 lb-ft at 5,000 rpm.
Does this cover the Genesis Coupe?+
No. This is the redesigned 2015 Hyundai-branded Genesis sedan only. The Genesis Coupe, the earlier 2013–2014 sedan and later vehicles sold under the standalone Genesis marque are all separate.
Does regular fuel change the rating?+
Hyundai notes that regular fuel can slightly reduce peak power. The published figures are factory SAE output, and comparisons should use factory ratings at the same model year rather than chassis-dyno results or altered-fuel claims.
Technical sources
TorqueSheet favors engine- and component-specific manufacturer instructions over unsourced universal values.
12015 Hyundai Genesis North American debut specificationsPrimary Hyundai release specifying 311 hp for the 3.8L V6 and 420 hp for the 5.0L V8, including rated engine speeds and torque.↗