Car Comparison
Porsche Panamera vs BMW M8: Performance, Price, Efficiency and Cost
Compare recorded performance, listed price, efficiency and calculated energy-cost scenarios on one dedicated page.
Quick Verdict
The Porsche Panamera vs BMW M8 decision should be read by category, not as one universal winner. The better choice depends on how you weight performance, price, running cost and practicality.
2018 Porsche Panamera vs 2022 BMW M8: which is better for your priorities?
The 2018 Porsche Panamera vs 2022 BMW M8 comparison is built for drivers who want a direct side-by-side view before making a shortlist. If you are asking which is better between 2018 Porsche Panamera and 2022 BMW M8, this page brings the most important numbers together in one place, including horsepower, 0-100 km/h performance, top speed, engine details, price, and fuel consumption. Some matchups look obvious at first glance, but the better choice often changes once you compare acceleration, high-speed performance, and day-to-day costs in the same view. That makes it easier to separate headline speed from real-world value without jumping between multiple tabs.
On power, 2022 BMW M8 leads the matchup with 625 hp against 330 hp. For 0-100 km/h, 2022 BMW M8 is quicker at 3.2 seconds versus 5.3 seconds. At the top end, 2018 Porsche Panamera reaches 259 km/h, compared with 250 km/h. 2018 Porsche Panamera uses Panamera 4 3.0 L mono-turbo V6, while 2022 BMW M8 comes with Competition 4.4 V8 xDrive Steptronic Sport.
Price can shift the answer depending on your budget: 2018 Porsche Panamera is listed at $59,990, while 2022 BMW M8 comes in at $139,890. If running costs matter, 2018 Porsche Panamera looks more efficient on paper at 11.0 L/100km versus 12.5 L/100km. The full comparison table adds more context beyond the headline figures, so you can judge where the performance gap is meaningful and where the differences are smaller than expected. Use the detailed table below to decide whether 2018 Porsche Panamera or 2022 BMW M8 is the better fit for your priorities, whether that means speed, character, efficiency, or overall value.
Power: 330 hp vs 625 hp
0-100 km/h: 5.3 s vs 3.2 s
Top speed: 259 km/h vs 250 km/h
VS
Performance Comparison
For performance, compare power, 0-100 km/h acceleration and top speed together. Porsche Panamera records 330 hp, 5.3 seconds to 100 km/h and 259 km/h, while BMW M8 records 625 hp, 3.2 seconds and 250 km/h.
Price and Value
Price changes the answer because a quicker car is not always the better buy. Porsche Panamera is listed at $59,990, while BMW M8 is listed at $139,890. Use the price gap together with performance and equipment to judge real value.
Fuel Economy
Fuel economy is part of the long-term cost picture. Porsche Panamera is rated at 11.0 L/100km, while BMW M8 is rated at 12.5 L/100km. For high-mileage drivers, even a small efficiency difference can matter.
Priority verdict
Category winners for this matchup
Best Performance
2022 BMW M8
Highest weighted performance score from power, acceleration, and top speed (67/100).
Best Value
2018 Porsche Panamera
Best mix of price, performance, and efficiency (77/100).
2018 Porsche Panamera
Pros
- Higher top speed
- Lower price
- Better efficiency
Cons
- Less power
- Slower off the line
- Older model year
2022 BMW M8
Pros
- More power
- Quicker 0-100 km/h
- Newer model year
Cons
- Lower top speed
- Higher price
- Higher fuel consumption
Buyer guide
Which One Should You Buy?
You prioritize a lower listed price, a higher top speed, and better recorded efficiency.
You prioritize stronger horsepower, quicker 0-100 km/h acceleration, and a newer model year.
Power
330 hp vs 625 hp
0-100 km/h
5.3 s vs 3.2 s
Top Speed
259 km/h vs 250 km/h
YouTube
2018 Porsche Panamera vs 2022 BMW M8
Open YouTube search results for head-to-head runs of this matchup.
Technical data
2018 Porsche Panamera vs 2022 BMW M8 specification table
Use this table to compare the recorded figures side by side. Highlighted values mark the stronger measurable result where a direct comparison is possible.
| Metric | 2018 Porsche Panamera | 2022 BMW M8 | Source / standard |
|---|---|---|---|
| Power | 330 hp | 625 hp | 2018 Porsche Panamera: Porsche Newsroom MY2018 Panamera technical data; 2022 BMW M8: BMW Group PressClub: new M8 Competition Coupe. |
| 0-100 km/h | 5.3 s | 3.2 s | 2018 Porsche Panamera: Porsche Newsroom MY2018 Panamera technical data; 2022 BMW M8: BMW Group PressClub: new M8 Competition Coupe. |
| Top Speed | 259 km/h | 250 km/h | 2018 Porsche Panamera: Porsche Newsroom MY2018 Panamera technical data; 2022 BMW M8: BMW Group PressClub: new M8 Competition Coupe. |
| Engine | Panamera 4 3.0 L mono-turbo V6 | Competition 4.4 V8 xDrive Steptronic Sport | 2018 Porsche Panamera: Porsche Newsroom MY2018 Panamera technical data; 2022 BMW M8: BMW Group PressClub: new M8 Competition Coupe. |
| Length | 465 cm est. | 465 cm est. | Recorded dimensions when available; estimated values are marked est. |
| Width | 184 cm est. | 184 cm est. | Recorded dimensions when available; estimated values are marked est. |
| Weight | 1580 kg est. | 1670 kg est. | Recorded dimensions when available; estimated values are marked est. |
| Price | $59,990 | $139,890 | Listed market value; market context appears in the transparency panel. |
| Consumption | 11.0 L/100km | 12.5 L/100km | Manufacturer, EPA, WLTP, or public economy figure when available. |
Data may vary by trim, market, tires, battery, transmission, model year and testing method. Confirm exact specifications with the manufacturer or seller before making a purchase decision.
Original calculation
CarQuantix five-year energy and performance-value scenario
15,000 km/year; $1.25 per litre or $0.18 per kWh; unchanged consumption and energy price. Insurance, tax, servicing, tires, finance and depreciation are excluded.
2018 Porsche Panamera annual energy$2062
2022 BMW M8 annual energy$2344
2018 Porsche Panamera five-year energy$10312
2022 BMW M8 five-year energy$11719
2018 Porsche Panamera performance-value index55.01
2022 BMW M8 performance-value index44.68
Formula: Energy cost = distance / 100 × recorded consumption × assumed unit price. Value index = hp / listed price × 10,000. These are comparable scenarios based on recorded inputs, not ownership promises or resale forecasts.
Data transparency
CarQuantix is an independently developed vehicle research platform. Data is collected from manufacturer and public automotive sources and manually reviewed before publication when source data is available.
Reviewed by
Kerim Orazov — Founder & Automotive Data Analyst
Last updated
2026-07-16
Market used
US
Test standard
Porsche MY2018 US technical information; BMW official press specifications
Source policy
Manufacturer and public automotive sources; manually reviewed before publication when source data is available.
Report incorrect data
Include the model year, trim, market, the field that looks wrong, and the source you are using.
Update history
- 2026-07-16: Comparison transparency metadata refreshed.
- 2026-07-08: Added source notes, market context, test-standard notes, and correction workflow.
Sources and data notes
Specifications and figures are compiled from manufacturer information, public vehicle databases, safety organizations, fuel economy references and editorial review. Exact values can vary by trim, market, tire, battery, transmission and model year.
FAQ
Which is better, Porsche Panamera or BMW M8?
The Porsche Panamera vs BMW M8 decision should be read by category, not as one universal winner. The better choice depends on how you weight performance, price, running cost and practicality.
Which is faster, Porsche Panamera or BMW M8?
Compare horsepower, 0-100 km/h and top speed together. Porsche Panamera has 330 hp and a 259 km/h top speed, while BMW M8 has 625 hp and a 250 km/h top speed.
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