2018 Honda Civic Si Sedan Specifications
Compare all 13 trims side by side
| Specification | base | EX | EX-L | EX-T Sedan and | LX | LX Sedan and | LX-P | Si Sedan and | Sport | Sport Touring | Touring Sedan and | Type R | w/High Performance Tires |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Engine | |||||||||||||
| Horsepower | 205 hp | 205 hp | 205 hp | 205 hp | 205 hp | 205 hp | 205 hp | 205 hp | 205 hp | 205 hp | 205 hp | 205 hp | 205 hp |
| Torque | 192 lb-ft | 192 lb-ft | 192 lb-ft | 192 lb-ft | 192 lb-ft | 192 lb-ft | 192 lb-ft | 192 lb-ft | 192 lb-ft | 192 lb-ft | 192 lb-ft | 192 lb-ft | 192 lb-ft |
| Displacement | 1.5L | 1.5L | 1.5L | 1.5L | 1.5L | 1.5L | 1.5L | 1.5L | 1.5L | 1.5L | 1.5L | 1.5L | 1.5L |
| Cylinders | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Engine Type | Gas | Gas | Gas | Gas | Gas | Gas | Gas | Gas | Gas | Gas | Gas | Gas | Gas |
| Transmission | Manual w/OD 6-spd | Manual w/OD 6-spd | Manual w/OD 6-spd | Manual w/OD 6-spd | Manual w/OD 6-spd | Manual w/OD 6-spd | Manual w/OD 6-spd | Manual w/OD 6-spd | Manual w/OD 6-spd | Manual w/OD 6-spd | Manual w/OD 6-spd | Manual w/OD 6-spd | Manual w/OD 6-spd |
| Drivetrain | Front Wheel Drive | Front Wheel Drive | Front Wheel Drive | Front Wheel Drive | Front Wheel Drive | Front Wheel Drive | Front Wheel Drive | Front Wheel Drive | Front Wheel Drive | Front Wheel Drive | Front Wheel Drive | Front Wheel Drive | Front Wheel Drive |
| Fuel Type | Regular Gasoline | Regular Gasoline | Regular Gasoline | Regular Gasoline | Regular Gasoline | Regular Gasoline | Regular Gasoline | Regular Gasoline | Regular Gasoline | Regular Gasoline | Regular Gasoline | Regular Gasoline | Regular Gasoline |
| Performance | |||||||||||||
| Fuel Tank | 46.9L | 46.9L | 46.9L | 46.9L | 46.9L | 46.9L | 46.9L | 46.9L | 46.9L | 46.9L | 46.9L | 46.9L | 46.9L |
| Curb Weight | 2906 lbs | 2906 lbs | 2906 lbs | 2906 lbs | 2906 lbs | 2906 lbs | 2906 lbs | 2906 lbs | 2906 lbs | 2906 lbs | 2906 lbs | 2906 lbs | 2906 lbs |
| Dimensions | |||||||||||||
| Length | 4643 mm | 4643 mm | 4643 mm | 4643 mm | 4643 mm | 4643 mm | 4643 mm | 4643 mm | 4643 mm | 4643 mm | 4643 mm | 4643 mm | 4643 mm |
| Width | 1798 mm | 1798 mm | 1798 mm | 1798 mm | 1798 mm | 1798 mm | 1798 mm | 1798 mm | 1798 mm | 1798 mm | 1798 mm | 1798 mm | 1798 mm |
| Height | 1410 mm | 1410 mm | 1410 mm | 1410 mm | 1410 mm | 1410 mm | 1410 mm | 1410 mm | 1410 mm | 1410 mm | 1410 mm | 1410 mm | 1410 mm |
| Wheelbase | 2700 mm | 2700 mm | 2700 mm | 2700 mm | 2700 mm | 2700 mm | 2700 mm | 2700 mm | 2700 mm | 2700 mm | 2700 mm | 2700 mm | 2700 mm |
| Cargo | 427.6L | 427.6L | 427.6L | 427.6L | 427.6L | 427.6L | 427.6L | 427.6L | 427.6L | 427.6L | 427.6L | 427.6L | 427.6L |
| Seats | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Body | Sedan | Sedan | Sedan | Sedan | Sedan | Sedan | Sedan | Sedan | Sedan | Sedan | Sedan | Sedan | Sedan |
| Tires & Wheels | |||||||||||||
| Front Tires | P235/40WR18 | 215/50R17 | 215/50R17 | 215/50R17 | 215/50R17 | 215/55R16 | 215/55R16 | 235/40R18 | 235/40R18 | 235/40R18 | 215/50R17 | 245/30R20 | P235/40YR18 |
| Rear Tires | P235/40WR18 | 215/50R17 | 215/50R17 | 215/50R17 | 215/50R17 | 215/55R16 | 215/55R16 | 235/40R18 | 235/40R18 | 235/40R18 | 215/50R17 | 245/30R20 | P235/40YR18 |
| Wheel Size | 18" | 17" | 17" | 17" | 17" | 16" | 16" | 18" | 18" | 18" | 17" | 20" | 18" |
| Brakes & Suspension | |||||||||||||
| Front Suspension | Strut | Strut | Strut | Strut | Strut | Strut | Strut | Strut | Strut | Strut | Strut | Strut | Strut |
| Rear Suspension | Multi-Link | Multi-Link | Multi-Link | Multi-Link | Multi-Link | Multi-Link | Multi-Link | Multi-Link | Multi-Link | Multi-Link | Multi-Link | Multi-Link | Multi-Link |
| Fluids & Maintenance | |||||||||||||
| Oil Type | 0W-20 | 0W-20 | 0W-20 | 0W-20 | 0W-20 | 0W-20 | 0W-20 | 0W-20 | 0W-20 | 0W-20 | 0W-20 | 0W-20 | 0W-20 |
| Oil Capacity | 3.8L | 3.8L | 3.8L | 3.8L | 3.8L | 3.8L | 3.8L | 3.8L | 3.8L | 3.8L | 3.8L | 3.8L | 3.8L |
| Electric / Hybrid | |||||||||||||