| 2008 Honda Civic Sedan Specifications | |||||||
| ENGINEERING | DX | LX | EX | EX-L | Si | HYBRID | GX |
| Engine Type | In-Line 4-Cylinder | In-Line 4-Cylinder | In-Line 4-Cylinder | In-Line 4-Cylinder | In-Line 4-Cylinder | In-Line 4-Cylinder | In-Line 4-Cylinder |
| Engine Block/Cylinder Head | Aluminum-Alloy | Aluminum-Alloy | Aluminum-Alloy | Aluminum-Alloy | Aluminum-Alloy | Aluminum-Alloy | Aluminum-Alloy |
| Displacement (cc) | 1799 | 1799 | 1799 | 1799 | 1998 | 1339 | 1799 |
| Horsepower @ rpm (SAE net) | 140 @ 6300 | 140 @ 6300 | 140 @ 6300 | 140 @ 6300 | 197 @ 7800 | 110 @ 6000* | 113 @ 6300 |
| Torque (lb-ft. @ rpm) | 128 @ 4300 | 128 @ 4300 | 128 @ 4300 | 128 @ 4300 | 139 @ 6100 | 123 @ 1000-2500* | 109 @ 4300 |
| Redline (rpm) | 6800 | 6800 | 6800 | 6800 | 8000 | 6300 | 6300 |
| Bore and Stroke (mm) | 81 x 87.3 | 81 x 87.3 | 81 x 87.3 | 81 x 87.3 | 86 x 86 | 73 x 80 | 81 x 87.3 |
| Compression Ratio | 10.5:1 | 10.5:1 | 10.5:1 | 10.5:1 | 11.0:1 | 10.8:1 | 12.5:1 |
| Valvetrain | 16-Valve SOHC i-VTEC® | 16-Valve SOHC i-VTEC® | 16-Valve SOHC i-VTEC® | 16-Valve SOHC i-VTEC® | 16-Valve DOHC i-VTEC® | 8-Valve SOHC i-VTEC® | 16-Valve SOHC i-VTEC® |
| Valvetrain Drive Type | Chain | Chain | Chain | Chain | Chain | Chain | Chain |
| Stainless Steel Exhaust Manifold | X | ||||||
| Multi-Point Fuel Injection | X | X | X | X | X | X | Natural Gas |
| Drive-by-Wire Throttle System™ | X | X | X | X | X | X | X |
| Front-Wheel Drive | X | X | X | X | X | X | X |
| CARB Emissions Rating | ULEV-2 | ULEV-2 | ULEV-2 | ULEV-2 | LEV-2 | AT-PZEV | AT-PZEV |
| EPA Emissions Rating | Tier 2 / Bin 5 | Tier 2 / Bin 5 | Tier 2 / Bin 5 | Tier 2 / Bin 5 | Tier 2 / Bin 5 | Tier 2 / Bin 2 | Tier 2 / Bin 2 + ILEV |
| Direct Ignition System with Immobilizer | X | X | X | X | X | X | X |
| 100K+/- Miles No Scheduled Tune-ups** | X | X | X | X | X | X | |
| * Combined total IMA system power. (Gasoline engine output is rated 93 horsepower @ 6000 rpm, torque is rated 89 lb-ft. @ 4500 rpm) | |||||||
| **May vary with driving conditions. Does not apply to fluid and filter changes. Exact mileage is determined by actual driving conditions. Please see your owner's manual for more details. | |||||||
| IMA ELECTRIC MOTOR / GENERATOR | DX | LX | EX | EX-L | Si | HYBRID | GX |
| Motor Type | Permanent Magnet Motor | ||||||
| Power Output (horsepower) | 20 hp @ 2000 rpm | ||||||
| Power Output (torque) | 76 lb-ft. @ 0-1160 rpm | ||||||
| Motor Width (mm) | 70 | ||||||
| IMA ELECTRIC POWER STORAGE | DX | LX | EX | EX-L | Si | HYBRID | GX |
| Nickel Metal Hydride (Ni-MH) Battery | X | ||||||
| Output (Volts) | 158 | ||||||
| Rated Capacity | 5.5 Ah | ||||||
| TRANSMISSIONS | DX | LX | EX | EX-L | Si | HYBRID | GX |
| 5-Speed Manual Transmission | X | X | X | X | |||
| Gear Ratios: 1st: 3.143, 2nd: 1.870, 3rd: 1.235, 4th: 0.949, 5th: 0.727, Reverse: 3.308, Final Drive: 4.294 | |||||||
| Compact 5-Speed Automatic Transmission | Available | Available | Available | Available | X | ||
| Gear Ratios: 1st: 2.666, 2nd: 1.534, 3rd: 1.022, 4th: 0.721, 5th: 0.525, Reverse: 1.957, Final Drive: 4.437 | |||||||
| Close-Ratio 6-Speed Manual Transmission | X | ||||||
| Gear Ratios: 1st: 3.267, 2nd: 2.130, 3rd: 1.517, 4th: 1.147, 5th: 0.921, 6th: 0.659, Reverse: 3.583, Final Drive: 4.765 | |||||||
| Helical Limited-Slip Differential | X | ||||||
| Continuously Variable Transmission (CVT) | X | ||||||
| Gear Ratios: 2.526~0.421, Reverse: 4.511~1.875, Final Drive: 4.945 | |||||||
| BODY/SUSPENSION/CHASSIS | DX | LX | EX | EX-L | Si | HYBRID | GX |
| Unit-Body Construction | X | X | X | X | X | X | X |
| MacPherson Strut Front Suspension | X | X | X | X | X | X | X |
| Double Wishbone Rear Suspension | X | X | X | X | X | X | X |
| Stabilizer Bar (mm., front/rear) | 24.2x3.0 / 10.0 solid | 24.2 x 3.0 / 10.0 solid | 24.2x3.0 / 10.0 solid | 24.2x3.0 / 10.0 solid | 27.0 / 17.0 | 24.2x3.0 / 10.0 solid | 24.2x3.0 / 10.0 solid |
| Power-Assisted Rack-and-Pinion Steering | X | X | X | X | Electric | Electric | X |
| Steering Wheel Turns, Lock-to-Lock | 2.7 | 2.7 | 2.7 | 2.7 | 2.65 | 2.7 | 2.71 |
| Steering Ratio | 13.73:1 | 13.73:1 | 13.73:1 | 13.73:1 | 13.62:1 | 13.52:1 | 13.7:1 |
| Turning Diameter, Curb-to-Curb (ft.) | 34.8 | 35.4 | 35.4 | 35.4 | 35.4 | 34.8 | 34.8 |
| Power-Assisted Ventilated Front Disc/Rear Drum Brakes (in., front/rear) | 10.3 / 7.9 | 10.3 / 7.9 | 10.3 / 8.7 | 11.1 / 8.7 | |||
| Power-Assisted Ventilated Front Disc/Solid Rear Disc Brakes (in., front/rear) | 10.3 / 10.2 | 10.3 / 10.2 | 11.8 / 10.2 | ||||
| Wheels (in.) | 15x6J with Full Covers | 16 x6.5J with Full Covers | 16x6.5J Alloy | 16x6.5J Alloy | 17x7J Alloy | 15x6J Lightweight Alloy | 15x6J with full covers |
| All-Season Tires | P195/65 R15 89H | P205/55 R16 89H | P205/55 R16 89H | P205/55 R16 89H | P215/45R17 91V | P195/65 R15 89S | P195/65 R15 89H |
| Michelin® Pilot Exalto® PE2 Summer Tires | 215/45ZR17 91W (available) | ||||||
| Compact Spare Tire | X | X | X | X | X | X | X |
| INTERIOR MEASUREMENTS | DX | LX | EX | EX-L | Si | HYBRID | GX |
| Headroom (in., front/rear) | 39.4 / 37.4 | 39.4 / 37.4 | 38.1 / 36.7 | 38.1 / 36.7 | 38.1 / 36.7 | 39.4 / 37.4 | 39.4 / 37.4 |
| Legroom (in., front/rear) | 42.2 / 34.6 | 42.2 / 34.6 | 42.2 / 34.6 | 42.2 / 34.6 | 42.2 / 34.6 | 42.2 / 34.6 | 42.2 / 34.6 |
| Shoulder Room (in., front/rear) | 53.7 / 52.4 | 53.7 / 52.4 | 53.6 / 52.3 | 53.6 / 52.3 | 53.6 / 52.3 | 53.6 / 52.3 | 53.7 / 52.4 |
| Hiproom (in., front/rear) | 51.9 / 51.0 | 51.9 / 51.0 | 51.9 / 51.0 | 51.9 / 51.0 | 51.9 / 51.0 | 51.9 / 51.0 | 51.9 / 51.0 |
| Cargo Volume (cu. ft.) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 10.4 | 6.0 |
| Passenger Volume (cu. ft.) | 90.9 | 90.9 | 88.4 | 88.4 | 88.4 | 90.9 | 90.9 |
| Seating Capacity | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| EXTERIOR MEASUREMENTS | DX | LX | EX | EX-L | Si | HYBRID | GX |
| Wheelbase (in.) | 106.3 | 106.3 | 106.3 | 106.3 | 106.3 | 106.3 | 106.3 |
| Length (in.) | 176.7 | 176.7 | 176.7 | 176.7 | 176.7 | 176.7 | 176.7 |
| Height (in.) | 56.5 | 56.5 | 56.5 | 56.5 | 56.5 | 56.3 | 56.5 |
| Width (in.) | 69.0 | 69.0 | 69.0 | 69.0 | 69.0 | 69.0 | 69.0 |
| Track (in., front/rear) | 59.0 / 60.2 | 59.0 / 60.2 | 59.0 / 60.2 | 59.0 / 60.2 | 59.0 / 60.2 | 59.0/60.2 | 59.0/60.2 |
| Curb Weight (lbs., MT/AT) | 2628 / 2690 | 2685 / 2751 | 2738 / 2806 | 2738 / 2806 | 2945 / -- | --/2875 | --/2904 |
| Weight Distribution (%, front/rear, MT) | 60/40 | 60/40 | 60/40 | 60/40 | 60/40 | -- | -- |
| Weight Distribution (%, front/rear, AT) | 61/39 | 61/39 | 61/39 | 61/39 | -- | 59/41 | 59/41 |
| MILEAGE ESTIMATES*/CAPACITIES | DX | LX | EX | EX-L | Si | HYBRID | GX |
| 5-Speed Manual (City/Highway) | 26/34 | 26/34 | 26/34 | 26/34 | |||
| 6-Speed Manual (City/Highway) | 21/29 | ||||||
| 5-Speed Automatic (City/Highway) | 25/36 | 25/36 | 25/36 | 25/36 | 24/36 | ||
| CVT (City/Highway) | 40/45 | ||||||
| Maximum Range (MT/AT) | 449/475 | 449/475 | 449/475 | 449/475 | 383/-- | --/554 | --/288 |
| Crankcase (qt.) | 4.7 | 4.7 | 4.7 | 4.7 | 5.8 | 3.8 | 4.7 |
| Coolant System (qt.) (MT/AT) | 6.8/7.0 | 6.8/7.0 | 6.8/7.0 | 6.8/7.0 | 6.7 | --/5.8 | --/7.0 |
| Fuel (gal.) | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 12.3 | 8.0 Gas Gallon Equivalent @ 3600 psi |
| Required Fuel | Regular Unleaded | Regular Unleaded | Regular Unleaded | Regular Unleaded | Premium Unleaded | Regular Unleaded | Compressed Natural Gas |
| *Based on 2008 EPA mileage estimates, reflecting new EPA fuel economy methods beginning with 2008 models. Use for comparison purposes only. Do not compare to models before 2008. Your actual mileage will vary depending on how you drive and maintain your vehicle. | |||||||