What Changed

For 2021 Kia's all-new midsize sedan adopts a new (to the US) K5 nameplate replacing the long-running Optima name. Compared to the Optima, the K5 is about 2 in longer in wheelbase and overall length. The K5 is slightly smaller on the inside, losing about 3 cu-ft. of passenger volume. All but the top sport models equip a 180-bhp 1.6l turbo four mated to an eight-speed automatic whereas the K5 GT equips a larger 290 horsepower 2.5l turbo four and dual clutch 8-speed. AWD is optional on all but the GT trim level.

Comparison to Prior Model

2021 Kia K5
2021 Kia K5
Price Range ($) $23,590 - $30,590
Length (in) 193.1
Wheelbase (in) 112.2
Width (in) 73.2
Height (in) 56.9
Track (in) 63.7
Exterior Volume (cu. ft.) 405.0
Curb Weight (lbs.) 3115-3534
Legroom Total (in.) 81.3
Passenger Volume (cu. ft.) 105.4
Cargo Volume (cu. ft.) 16.0
Driven Wheels
  • FWD
  • AWD
Engines
  • 1.6l I4 T (180-bhp)
  • 2.5l I4 T (290-bhp)
Transmissions A8, SM8
City MPG 24-29
Highway MPG 32-38
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