Opel Signum (facelift 2005) (2005–2008)
The Opel Signum (facelift 2005) was offered with 13 engine versions (7 gasoline, 6 diesel), from 100 to 250 hp, built 2005–2008.

Production years2005–2008
Body styleHatchback
Doors5
Length183.1 in (4,651 mm)
Width70.8 in (1,798 mm)
Height57.5 in (1,460 mm) – 57.7 in (1,466 mm)
Cargo volume12.9 cu ft (365 l)
Fuel tank15.9 gal (60 l) – 16.1 gal (61 l)
All Opel Signum (facelift 2005) engines
| Engine | Years | Fuel | Power | Torque | 0–62 mph | Top speed | Combined | Drive |
|---|---|---|---|---|---|---|---|---|
| 1.9 CDTI (100 hp) | 2005–2008 | Diesel | 100 hp (74 kW) | 192 lb-ft (260 Nm) | 14 s | 112 mph (180 km/h) | Front-wheel drive | |
| 1.9 CDTI (120 hp) | 2005–2008 | Diesel | 120 hp (88 kW) | 207 lb-ft (280 Nm) | 12 s | 119 mph (192 km/h) | Front-wheel drive | |
| 1.9 CDTI (150 hp) | 2005–2008 | Diesel | 150 hp (110 kW) | 236 lb-ft (320 Nm) | 10.5 s | 130 mph (209 km/h) | Front-wheel drive | |
| 1.9 CDTI (150 hp) Automatic | 2005–2008 | Diesel | 150 hp (110 kW) | 236 lb-ft (320 Nm) | 10.7 s | 127 mph (205 km/h) | Front-wheel drive | |
| 2.0i 16V Turbo ECOTEC (175 hp) | 2005–2008 | Gasoline | 175 hp (129 kW) | 195 lb-ft (265 Nm) | 9.4 s | 137 mph (220 km/h) | Front-wheel drive | |
| 2.2i 16V ECOTEC (155 hp) | 2005–2008 | Gasoline | 155 hp (114 kW) | 162 lb-ft (220 Nm) | 9.8 s | 131 mph (211 km/h) | Front-wheel drive | |
| 2.2i 16V ECOTEC (155 hp) Automatic | 2005–2008 | Gasoline | 155 hp (114 kW) | 162 lb-ft (220 Nm) | 12.2 s | 123 mph (198 km/h) | Front-wheel drive | |
| 2.8i V6 24V Turbo (230 hp) | 2005–2006 | Gasoline | 230 hp (169 kW) | 243 lb-ft (330 Nm) | 7.6 s | 151 mph (243 km/h) | Front-wheel drive | |
| 3.0 V6 CDTI (184 hp) | 2005–2008 | Diesel | 184 hp (135 kW) | 273 lb-ft (370 Nm) | 9.2 s | 139 mph (224 km/h) | Front-wheel drive | |
| 3.0 V6 CDTI (184 hp) Automatic | 2005–2008 | Diesel | 184 hp (135 kW) | 273 lb-ft (370 Nm) | 9.8 s | 136 mph (219 km/h) | Front-wheel drive | |
| 1.8i 16V (140 hp) | 2006–2008 | Gasoline | 140 hp (103 kW) | 129 lb-ft (175 Nm) | 11.3 s | 129 mph (207 km/h) | Front-wheel drive | |
| 2.8i V6 24V Turbo (250 hp) | 2006–2008 | Gasoline | 250 hp (184 kW) | 258 lb-ft (350 Nm) | 7.2 s | 155 mph (250 km/h) | Front-wheel drive | |
| 2.8i V6 24V Turbo (250 hp) Automatic | 2006–2008 | Gasoline | 250 hp (184 kW) | 258 lb-ft (350 Nm) | 7.6 s | 153 mph (247 km/h) | Front-wheel drive |
Figures are the manufacturer's, mostly for the European versions, and can vary with equipment. Fuel economy is converted from the European test (l/100 km) to US mpg, so it reads higher than an EPA rating. Engines with a link have their own spec sheet.