
The LG C4 OLED 65" and Samsung QN90D 43" are most easily told apart by their overall size. On height, the LG C4 OLED 65" measures 833.0 mm against the Samsung QN90D 43"'s 619.9 mm — about 213.1 mm more. On width, the LG C4 OLED 65" measures 1449.0 mm against the Samsung QN90D 43"'s 960.8 mm — about 488.2 mm more. On thickness, the LG C4 OLED 65" measures 46.0 mm against the Samsung QN90D 43"'s 27.0 mm — about 19.0 mm more.
The LG C4 OLED 65" is the heavier of the two at 18.10 kg, compared with 9.60 kg for the Samsung QN90D 43". That is a 8.50 kg difference (89%). The LG C4 OLED 65" carries noticeably more mass — worth factoring into wall-mount or stand choices.
| Metric | LG C4 OLED 65" | Samsung QN90D 43" | Diff |
|---|---|---|---|
| Width | 1449.0 mm | 960.8 mm | +488.2 mm |
| Height | 833.0 mm | 619.9 mm | +213.1 mm |
| Depth | 46.0 mm | 27.0 mm | +19.0 mm |
| Weight | 18.10 kg | 9.60 kg | +8500.0 mm |