ASUS Zenbook DUO UX8406CA-PS99T vs Lenovo Gen 12 ThinkPad X1 21KC000MUS
Every tracked spec, side by side. ★ marks the better value on rows where better is objectively defined — price, benchmark scores, RAM, brightness and weight. Rows without a star are shown without judgement.
Summary
These two differ on 12 of 34 tracked specs, across Physical, Processor, Display, Wireless and Ports.
Values are given in column order — ASUS Zenbook DUO UX8406CA-PS99T first, then Lenovo Gen 12 ThinkPad X1 21KC000MUS. Percentages express the gap relative to the lower of the two figures.
Where they differ
Position across the catalogue
The bar shows where each figure falls between the lowest and highest recorded in the catalogue. It is a position within real data — not a score, a grade or a rating.
Where they match
- Graphics Both rely on integrated graphics.
- RAM Both ship 32 GB DDR5.
- Storage Both use 1 TB SSD.
- Panel Both use IPS.
Not recorded
- Neither has a G3D Mark on file, so there is no graphics benchmark comparison to make here.
Derived ratios
Per-dollar ratios inherently favour cheaper machines, because performance scales sub-linearly with price: a lower price tends to produce a higher ratio regardless of absolute capability. Prices captured Aug 28, 2026.