
The LG C4 OLED 65" and Samsung QN90D 65" are most easily told apart by their overall size. On height, the LG C4 OLED 65" measures 833.0 mm against the Samsung QN90D 65"'s 831.0 mm — about 2.0 mm more. On width, the LG C4 OLED 65" measures 1449.0 mm against the Samsung QN90D 65"'s 1444.0 mm — about 5.0 mm more. On thickness, the LG C4 OLED 65" measures 46.0 mm against the Samsung QN90D 65"'s 27.0 mm — about 19.0 mm more.
The Samsung QN90D 65" is the heavier of the two at 22.00 kg, compared with 18.10 kg for the LG C4 OLED 65". That is a 3.90 kg difference (22%). The weight gap is modest and unlikely to change placement decisions.
| Metric | LG C4 OLED 65" | Samsung QN90D 65" | Diff |
|---|---|---|---|
| Width | 1449.0 mm | 1444.0 mm | +5.0 mm |
| Height | 833.0 mm | 831.0 mm | +2.0 mm |
| Depth | 46.0 mm | 27.0 mm | +19.0 mm |
| Weight | 18.10 kg | 22.00 kg | -3900.0 mm |