Toyota Grand Highlander vs Lexus TX

Toyota and Lexus publish 33.5 in of third-row legroom and 37.2 in of third-row headroom for both vehicles. Second-row legroom matches too, at 39.5 in. When two makers in the same group publish identical cabin figures, the reasonable inference is shared architecture rather than coincidence — though neither states that, so we record the figures and not the inference.

What that means for a shopper is that the third-row question is settled before the badge question starts. Neither is a full-size; both are usable for adults on shorter trips and comfortable for children on any trip.

The Grand Highlander seats up to eight, the TX up to seven. Both offer a second-row bench or captain's chairs depending on trim, so the eighth seat is a Toyota-only option rather than a difference in how either cabin is laid out.

Cargo runs 20.6 cu ft behind the third row on the Grand Highlander to the TX's 20.2, and 97.5 cu ft maximum to 97. Those margins are inside what loading technique would change; treat the two as equivalent rather than ranked.

This is where the two genuinely diverge. Both start on a gas engine. The Grand Highlander's most electrified option is a conventional hybrid, offered as Hybrid and Hybrid MAX trims — no plug required, no charging routine. The TX reaches a plug-in hybrid at the top of its range, which is a different proposition: real electric-only running for a household with home charging, and a wasted premium for one without.

On child seats, Lexus equips two LATCH lower-anchor positions in the third row against Toyota's one. Toyota's manual names the equipped seat exactly — the third right seat — and lists top tethers for the third centre and right seats, which is unusually precise documentation. The TX publishes two lower anchors and two tether positions. If two third-row child seats need lower anchors rather than belts, that is a real difference and it favours the Lexus.

The Grand Highlander spans $42,260 to $60,175. The TX starts at $58,190, so the Toyota's entire range sits at or below where the Lexus begins — the Grand Highlander's ceiling is about $2,000 above the TX's floor.

Because the cabin figures match, the premium is buying the plug-in option, the second lower anchor, the dealer experience, and the interior treatment — not room. A shopper who wants the plug-in has a straightforward reason to pay it. A shopper who wants space is choosing between two vehicles that measure the same.

Toyota Grand Highlander: Eight seats matter, or the budget does, and a conventional hybrid is the right amount of electrification — efficiency without a charging routine. Nothing measured on this page is given up.

Lexus TX: A plug-in hybrid is the point and home charging exists to use it, or two lower-anchor positions in the third row are a requirement rather than a preference. Seven seats have to be enough.