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911 997 vs 991 compared
A live, side-by-side comparison of the Porsche 911 997 (2004–12) and 991 (2012–19): asking prices, how many are for sale, how fast they sell, and which holds value. Built from 7,387 listings, updated daily.
| 911 997 | 911 991 | |
|---|---|---|
| Years | 2004–12 | 2012–19 |
| Cooling | Water-cooled | Water-cooled |
| Median asking | $69,997 | $134,900 |
| Typical range | $53,220–$92,888 | $100,597–$187,995 |
| For sale now | 943 | 1,498 |
| Median days listed | 47 | 52 |
| Past year | -25% | -32% |
Carrera S spec & market, head to head
| 997 Carrera S | 991 Carrera S | |
|---|---|---|
| Engine | 3.8L NA flat-6 | 3.8L NA / 3.0L twin-turbo flat-6 |
| Power | 355 hp | 400 hp |
| Torque | 295 lb-ft | 325 lb-ft |
| 0–60 mph | 4.5s | 4.1s |
| Top speed | 182 mph | 188 mph |
| Weight | ~3,131 lb | ~3,186 lb |
| Drivetrain | RWD / AWD | RWD / AWD |
| Transmission | 6-spd manual / Tiptronic S · PDK (997.2) | 7-spd manual / PDK |
| Live market · updated 2026-10-08 | ||
| Median ask | $65,999 | $98,199 |
| For sale now | 368 | 267 |
| Median days listed | 53 | 44 |
| Value per 10k mi | -5.5% | -4.1% |
997 Carrera S: 997.2 (2009+) 385 hp, DFI, PDK — the sorted one. · 991 Carrera S: 991.2 (2017+) 3.0 twin-turbo made 420 hp.
Which should you buy?
The 997 is the more affordable way in at a median of $69,997, about $64,903 less than the 991 ($134,900). There are more 991s for sale (1,498 vs 943), so it is the easier one to shop. Over the past year, the 997 has moved -25% and the 991 -32%, so the 997 has held its value better recently.
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