2026 Mercedes-Benz S-Class plug-in hybrid vs gas: is the plug-in worth it?
S 580e 4MATIC AWD vs S 500 4MATIC AWD
Not established.
N/A
- S 580e 4MATIC AWD: no electric rating.
- Set plug-in miles on electricity to 0% to compare on gas.
- No gas trim with the same name. Cheapest gas AWD/4WD trim used.
- 12,000 miles a year. Gas $3.20. Electricity 17 cents a kWh. Plug-ins: 50% of miles on electricity.
Every plug-in pair
| Pair | MSRP | Rating | Energy a year | Price gap | Saves a year | Payback | Ahead after 6 years |
|---|---|---|---|---|---|---|---|
| S 580e 4MATIC AWD S 500 4MATIC AWD | $130,400 $119,550 | 23 mpg 23 mpg | Not established $1,670 | N/A | N/A | N/A | N/A |
What you give up
| Measure | Plug-in | Gas | Change |
|---|---|---|---|
| Horsepower | 502 hp | 442 hp | +60 hp |
| Torque | 553 lb-ft | 413 lb-ft | +140 lb-ft |
| Cargo, seats up | 8.1 cu ft | 12.8 cu ft | -4.7 cu ft |
| Cargo, seats down | 12.8 cu ft | 12.8 cu ft | about the same |
| Curb weight | 5,465 lb | 4,696 lb | +769 lb |
What this cannot tell you
Incentives, insurance, upkeep and resale are not included.
Your own mpg will differ.
- 2 or more sources
- 1 source
- Model-level, rule or estimate
- Sources disagree