Spec Sizes

Acura TLX vs Kia Optima Dimensions & Size Comparison

Comparing 2022 vs 2020 catalog dimensions. Acura TLX · Kia Optima

Same scale for both vehicles. Generic silhouette — proportional to measured length, height, width, wheelbase, and clearance.

Side view
  • Length194.6 in
  • Height56.4 in
  • Wheelbase113.0 in
  • Curb weight3,709 lb – 4,221 lb
Front / width
  • Width75.2 in
  • Kia Optima width73.2 in

Which is bigger?

  • Length: Kia Optima is 3.5 in shorter (194.6 in vs 191.1 in)
  • Width: Kia Optima is 2.0 in narrower (75.2 in vs 73.2 in)
  • Height: Kia Optima is 1.3 in taller (56.4 in vs 57.7 in)
  • Wheelbase: Acura TLX has a 2.6 in longer wheelbase (113.0 in vs 110.4 in)
  • Curb weight: Acura TLX is 571 lb heavier (3,965 lb vs 3,394 lb)

Biggest size differences

  1. Curb weight: Acura TLX is 571 lb heavier (3,965 lb vs 3,394 lb)
  2. Width: Kia Optima is 2.0 in narrower (75.2 in vs 73.2 in)
  3. Wheelbase: Acura TLX has a 2.6 in longer wheelbase (113.0 in vs 110.4 in)
  4. Height: Kia Optima is 1.3 in taller (56.4 in vs 57.7 in)
  5. Length: Kia Optima is 3.5 in shorter (194.6 in vs 191.1 in)

Practical verdicts

  • Easier to fit in a short garageKia Optima — Kia Optima is shorter by 3.5 in Check garage fit for Acura TLX · garage fit for Kia Optima
  • Narrower for tight parkingKia Optima — Kia Optima is narrower by 2.0 in
  • Smaller exterior footprintKia Optima — Based on length × width (Kia Optima)

Dimension comparison

SpecAcura TLXKia OptimaDifference
Length194.6 in191.1 in3.5 in
Width75.2 in73.2 in2.0 in
Height56.4 in57.7 in1.3 in
Wheelbase113.0 in110.4 in2.6 in
Ground clearance—5.3 in—
Curb weight3,965 lb3,394 lb571 lb

Values use trim midpoints when a model year lists a range.

Compare by year

Overlapping model years with dimension data.

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