| Model Year | 2010 | 2022 | |
| Model | Chevrolet HHR | Chevrolet Spark | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Wagon | 4dr Hatch | |
| Difference | |||
| Wheelbase | 2,629 mm | 2,385 mm | 0 mm |
| Length | 4,475 mm | 3,620 mm | 1 mm |
| Width | 1,755 mm | 1,595 mm | 0 mm |
| Height | 1,603 mm | 1,483 mm | 0 mm |
| Curb Weight | 1,431 kg | 1,019 kg | 0 kg |
| Fuel Capacity | 61 L | 35 L | 26 L |
| Headroom, Row 1 | 1,006 mm | 1,001 mm | 0 mm |
| Shoulder Room, Row 1 | 1,359 mm | 1,293 mm | 0 mm |
| Hip Room, Row 1 | 1,273 mm | 1,234 mm | 0 mm |
| Legroom, Row 1 | 1,031 mm | 1,059 mm | 0 mm |
| Headroom, Row 2 | 991 mm | 940 mm | 51 mm |
| Shoulder Room, Row 2 | 1,339 mm | 1,260 mm | 0 mm |
| Hip Room, Row 2 | 1,285 mm | 1,214 mm | 0 mm |
| Legroom, Row 2 | 1,003 mm | 838 mm | -837 mm |
| Total Legroom | 2,035 mm (over 2 rows) | 1,897 mm (over 2 rows) | 1 mm |
| Cargo Volume, Minimum | 674 L | 340 L | 334 L |
| Cargo Volume, Maximum | 1,634 L | 841 L | -840 L |
| 2010 Chevrolet HHR Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2009 | 4dr Wagon 155-horsepower 2.2L I4 4-speed automatic FWD |
It is roomy and comfortable. see full Chevrolet HHR review |
| 2009 | 4dr Wagon 155-horsepower 2.2L I4 4-speed automatic FWD |
The HHR has one of the most comfortable seats for me of most of the cars that I have driven. see full Chevrolet HHR review |
| 2010 Chevrolet HHR Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2009 | 4dr Wagon 172-horsepower 2.4L I4 5-speed manual FWD |
little leg room see full Chevrolet HHR review |
| 2009 | 4dr Wagon 172-horsepower 2.4L I4 4-speed automatic FWD |
seat-back very annoying and driving position difficult to get right see full Chevrolet HHR review |
| 2009 | 4dr Wagon 172-horsepower 2.4L I4 4-speed automatic FWD |
low roof limits passenger packaging space - poor knee room see full Chevrolet HHR review |
None of our members have yet commented on the seat room and comfort of the 2022 Chevrolet Spark.