Answer

Mercedes-Benz GLS vs BMW X7: third-row legroom and headroom

Model | row 3 legroom (in) | row 3 headroom (in) --- | --- | --- Mercedes-Benz GLS | 34. 6 | 38.

SpecMercedes-Benz GLSBMW X7
Row 3 legroom34.6"33.3"
Row 3 headroom38.9"36.6"

Full answer

Modelrow 3 legroom (in)row 3 headroom (in)
Mercedes-Benz GLS34.638.9
BMW X733.336.6

Bottom line. Mercedes-Benz GLS leads on third-row legroom — 1.3 in more than BMW X7 (34.6 in vs 33.3 in). Mercedes-Benz GLS leads on third-row headroom — 2.3 in more than BMW X7 (38.9 in vs 36.6 in).

Sources

  1. [1]Mercedes-Benz USA GLS 450 4MATIC official model pagehttps://www.mbusa.com/en/vehicles/model/gls/suv/gls450w4verified
  2. [2]Car and Driver Mercedes-Benz GLS specshttps://www.caranddriver.com/mercedes-benz/gls-class/specsverified
  3. [3]BMW USA X7 official model pagehttps://www.bramanbmwjupiter.com/2026-bmw-x7-for-sale/verified
  4. [4]Car and Driver BMW X7 specshttps://www.caranddriver.com/bmw/x7/specsverified
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