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 Comparison: 2006 BMW Z4 3.0si vs. 2006 Nissan 350Z Roadster vs. 2007 Pontiac Solstice GXP
| | 2006 BMW Z4 3.0si | 2006 Nissan 350Z Roadster Touring | 2007 Pontiac Solstice GXP | | Powertrain/Chassis | | Drivetrain Layout | Front engine, RWD | Front engine, RWD | Front engine, RWD | | Engine Types | I-6, alloy block/alum head | V-6, alum block/heads | Turbocharged I-4, alum block/head | | Valvetrain | DOHC, 4 valves/cyl | DOHC, 4 valves/cyl | DOHC, 4 valves/cyl | | Displacement | 182.8 cu in/2996 cc | 213.5 cu in/3498 cc | 121.9 cu in/1998 cc | | Compression Ratio | 10.7:1 | 10.3:1 | 9.2:1 | | Power (SAE NET) | 255 hp @ 6600 rpm | 300 hp @ 6400 rpm | 260 hp @ 5300 rpm | | Torque (SAE NET) | 220 lb-ft @ 2750 rpm | 260 lb-ft @ 4800 rpm | 260 lb-ft @ 2000 rpm | | Redline | 7000 rpm | 7000 rpm | 6300 rpm | | Weight To Power | 12.0 lb/hp | 11.9 lb/hp | 11.7 lb/hp | | Transmission | 6-speed manual | 6-speed manual | 5-speed manual | | Axle/Final-Drive Ratio | 3.23:1/2.75:1 | 3.54:1/2.81:1 | 3.73:1/2.72:1 | | Suspension, Front; Rear | Struts, coil springs, anti-roll bar; multilink, coil springs, anti-roll bar | Control arms, coil springs, anti-roll bar; multilink, coil springs, anti-roll bar | Control arms, coil springs, anti-roll bar; control arms, coil springs, anti-roll bar | | Steering Ratio | 14.2:1 | 15.9:1 | 16.4:1 | | Turns Lock-To-Lock | 3.0 | 2.6 | 2.7 | | Brakes, F:R | 12.8-in vented disc;11.6-in vented disc, ABS | 12.6-in vented disc; 12.1-in vented disc, ABS | 11.7-in vented disc; 10.9-in disc, ABS | | Wheels, F:R | 18 x 8.0; 18 x 8.5 in, cast alum | 18 x 8.0; 18 x 8.5 in, cast alum | 18 x 8.0 in, cast alum | | Tires, F:R | 225/40R18 88W; 255/35R18 90W Bridgestone Potenza RE050A | 225/45R18 91W; 245/45R18 96W Bridgestone Potenza RE040 | 245/45R18 96W; 245/45R18 96W Goodyear Eagle F1 | | Dimensions | | Wheelbase | 98.2 in | 104.3 in | 95.1 in | | Track, F/R | 58.0/60.0 in | 60.5/60.6 in | 60.7/61.5 in | | Length X Width X Height | 161.1 x 70.1 x 51.1 in | 169.8 x 71.5 x 52.5 in | 157.2 x 71.3 x 50.1 in | | Turning Circle | 32.2 Ft | 35.4 Ft | 34.8 Ft | | Curb Weight | 3070 lb | 3576 lb | 3040 lb | | Weight Distribution, F/R | 50/50% | 53/47% | 53/47% | | Seating Capacity | 2 | 2 | 2 | | Headroom | 37.3 in | 39.2 in | 38.4 in | | Legroom | 42.0 in | 42.6 in | 42.8 in | | Shoulder Room | 52.5 in | 53.6 in | 52.4 in | | Cargo Volume, Top Up/Down | 9.2/8.5 cu ft | 4.1 cu ft | 3.8/1.2 cu ft | | Test Data | | Acceleration to mph | | 0-30 | 1.7 sec | 2.1 sec | 1.9 sec | | 0-40 | 2.8 | 3.3 | 3.0 | | 0-50 | 3.9 | 4.4 | 4.1 | | 0-60 | 5.1 | 5.7 | 5.5 | | 0-70 | 7.0 | 7.5 | 7.3 | | 0-80 | 8.8 | 9.5 | 9.0 | | 0-90 | 10.8 | 11.6 | 11.5 | | 0-100 | 13.8 | 14.6 | 14.3 | | Passing 45-65 MPH | 2.7 sec | 2.9 sec | 2.9 sec | | Quarter Mile | 13.8 sec @ 100.1 mph | 14.3 sec @ 98.7 mph | 14.1 sec @ 98.7 mph | | Braking, 60-0 MPH | 104 ft | 112 ft | 121 ft | | Lateral Acceleration | 0.94 g avg | 0.90 g avg | 0.89 g avg | | MT Figure Eight | 25.6 sec @ 0.70 g avg | 26.5 sec @ 0.65 g avg | 26.2 sec @ 0.66 g avg | | Top-Gear Revs @ 60 MPH | 2250 rpm | 2250 rpm | 2100 rpm | | Consumer Info | | Base Price | $42,795 | $38,255 | $26,595 | | Price As Tested | $50,095 | $38,845 | $29,334 | | Stability/Traction Control | Yes/yes | Yes/yes | Yes/yes | | Airbags | Dual front, front side, driver knee | Dual front, front side | Dual front | | Basic Warranty | 4 Yrs/50,000 Miles | 3 Yrs/36,000 Miles | 3 Yrs/36,000 Miles | | Powertrain Warranty | 4 yrs/50,000 miles | 5 yrs/60,000 miles | 3 yrs/36,000 miles | | Roadside Assistance | 4 yrs/50,000 miles | 3 yrs/36,000 miles | 3 yrs/36,000 miles | | Fuel Capacity | 14.5 gal | 20.0 gal | 13.6 gal | | Epa City/Hwy Econ | 20/30 mpg | 19/25 mpg | 20/27 mpg | | MT Observed Fuel Econ | 24.1 mpg | 18.9 mpg | 23.2 mpg | | Recommended Fuel | Premium unleaded | Premium unleaded | Premium unleaded |
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