Germany vs Germany — 2005 vs 1982
| Astra OPC H | Manta 400 | |
|---|---|---|
| Horsepower | 240 hp | 275 hp |
| Torque | 236 lb-ft | 207 lb-ft |
| Engine Size | 1,998 cc | 2,420 cc |
| 0-60 mph | 5.9 sec | 6.2 sec |
| Top Speed | 152 mph | 143 mph |
| ¼ Mile | 14.2 sec | 14.5 sec |
| Weight | 3,071 lbs | 2,337 lbs |
| Wheelbase | 2,614 mm | 2,518 mm |
| Length | 4,249 mm | 4,465 mm |
| Units Produced | — | 245 |
| Value (Excellent) | $18,000 | $350,000 |
| Collectibility | 5/10 | 9/10 |
| Rarity | 5/10 | 9/10 |
It's a closely fought contest. The 2005 Opel Astra OPC H brings quicker acceleration, higher top speed, better value to the table, and the 1982 Opel Manta 400 answers with more power, lighter weight, stronger collectibility. Both are excellent machines that reward their owners in different ways — there's no wrong answer here.
Opel has long offered a diverse lineup, and comparing the 2005 Opel Astra OPC H with the 1982 Opel Manta 400 highlights the breadth of the marque's engineering philosophy. The 1982 Opel Manta 400 holds a clear advantage in raw power with 275 hp compared to 240 hp, a 35-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Opel Astra OPC uses a Inline-4 DOHC 16V Turbo displacing 1,998 cc, while the Opel Manta relies on a Inline-4 DOHC 16V (CIH-based) with 2,420 cc. In the sprint to 60 mph, the 2005 Opel Astra OPC H edges ahead at 5.9 seconds versus 6.2 seconds. The Opel Manta carries a weight advantage, tipping the scales 734 lbs lighter. On the collector market, the 1982 Opel Manta 400 commands a significant premium over the 2005 Opel Astra OPC H, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1982 Opel Manta 400 rates higher among enthusiasts and auction houses.