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2018 Lexus IS and 2017 Infiniti QX80 Specifications
| Model Year | 2018 | 2017 | |
| Model | Lexus IS | Infiniti QX80 | |
| Engine | 3.5L V6 DOHC-4v 306 hp@6400 277 lb-ft@4800 |
5.6L V8 DOHC-4v 400 hp@5800 413 lb-ft@4000 |
|
| Transmission | 8-speed shiftable automatic | 7-speed shiftable automatic | |
| Drivetrain | RWD | RWD | |
| Body | 4dr Sedan | 4dr SUV | |
| Difference | |||
| Wheelbase | 110.2 in | 121.1 in | -10.9 in |
| Length | 184.3 in | 208.3 in | -24 in |
| Width | 71.3 in | 79.9 in | -8.6 in |
| Height | 56.3 in | 75.8 in | -19.5 in |
| Curb Weight | 3593 lb. | 5590 lb. | -1997 lb. |
| Fuel Capacity | 17.4 gal. | 26.0 gal. | -8.6 gal. |
| Headroom, Row 1 | 38.2 in | 39.9 in | -1.7 in |
| Shoulder Room, Row 1 | 55.9 in | 63.8 in | -7.9 in |
| Hip Room, Row 1 | 54.3 in | 59.2 in | -4.9 in |
| Legroom, Row 1 | 44.8 in | 39.6 in | 5.2 in |
| Headroom, Row 2 | 36.9 in | 40.0 in | -3.1 in |
| Shoulder Room, Row 2 | 53.4 in | 63.5 in | -10.1 in |
| Hip Room, Row 2 | 54.0 in | 58.4 in | -4.4 in |
| Legroom, Row 2 | 32.2 in | 41.0 in | -8.8 in |
| Headroom, Row 3 | 0.0 in | 36.8 in | -36.8 in |
| Shoulder Room, Row 3 | 0.0 in | 60.5 in | -60.5 in |
| Hip Room, Row 3 | 0.0 in | 48.8 in | -48.8 in |
| Legroom, Row 3 | 0.0 in | 28.8 in | -28.8 in |
| Total Legroom | 77 in (over 2 rows) | 109.4 in (over 3 rows) | -32.4 in |
| Cargo Volume, Minimum | 10.8 ft3 | 16.6 ft3 | -5.8 ft3 |
| Cargo Volume, Behind R2 | 10.8 | 49.6 ft3 | -38.8 |
| Cargo Volume, Maximum | 10.8 ft3 | 95.1 ft3 | -84.3 ft3 |
What Our Members Are Saying about the Seat Room and Comfort of the 2018 Lexus IS
None of our members have yet commented on the seat room and comfort of the 2018 Lexus IS.
What Our Members Are Saying about the Seat Room and Comfort of the 2017 Infiniti QX80
None of our members have yet commented on the seat room and comfort of the 2017 Infiniti QX80.
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