Mazda MX-5 vs Mercedes-Benz SL-Class (2024)
Price gap, MSRP
$82,815
- MX-5: $82,815 cheaper, 7 mpg better.
- SL-Class: 194 hp more, 8.9 cu ft more cargo.
- SL-Class wins 5 of 9 measures.
| Measure | MX-5 | SL-Class | Winner |
|---|---|---|---|
| MSRP | $28,985 | $111,800 | MX-5 |
| Horsepower | 181 hp | 375 hp | SL-Class |
| Torque | 151 lb-ft | N/A | N/A |
| MPG combined | 29 mpg | 22 mpg | MX-5 |
| Cargo, max | 4.6 cu ft | 13.5 cu ft | SL-Class |
| Front legroom | 43.1 in | 42.9 in | About the same |
| Length | 154.1 in | 181.6 in | Not scored |
| Width | 68.1 in | N/A | N/A |
| Curb weight | 2,368 lb | 4,035 lb | Not scored |
| Seats | 2 | 4 | SL-Class |
| Ground clearance | 4.9 in | 3.8 in | MX-5 |
| 0-60 mph | 6.0 s estimate | 5.1 s estimate | SL-Class |
| Basic warranty | 3 yr / 36,000 mi | 4 yr / 50,000 mi | SL-Class |
Not scored: length, width, curb weight. N/A rows are not counted.
Nearest trims by price
| Trim | Nearest in price | Gap |
|---|---|---|
| MX-5 Miata Sport RWD $28,985 | SL-Class SL-Class AMG SL 43 RWD $111,800 | $82,815 |
| SL-Class SL-Class AMG SL 43 RWD $111,800 | MX-5 MX-5 Miata RF Club RWD $40,210 | $71,590 |
Cost to run
MX-5 costs $85,343 less over 6 years.
12,000 miles a year. Gas $3.20. Electricity 17 cents per kWh.
| Cost | MX-5 | SL-Class |
|---|---|---|
| MSRP | $28,985 | $111,800 |
| Fuel or charging, 1 year | $1,324 | $1,745 |
| Fuel or charging, 6 years | $7,945 | $10,473 |
| Total, 6 years | $36,930 | $122,273 |
Which is better for me?
Weight each group from 0 to 10. MPG uses fuel or charging cost.
Equal weights: SL-Class wins.
MX-5 wins if Price weight is 7 or more.
| Group | Ahead | By |
|---|---|---|
| Price | MX-5 | 74% |
| MPG | MX-5 | 24% |
| Power | SL-Class | 52% |
| Space | SL-Class | 66% |
| Towing | N/A |
Other years
What this cannot tell you
Your price and mpg will differ.
Reliability and safety are not included.
- 2 or more sources
- 1 source
- Model-level, rule or estimate
- Sources disagree