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| Specification | SamsungPN51E490B1F | SamsungPN51D450A2D |
|---|---|---|
| Automatic brightness control | TrueSource | TrueSource |
| Automatic brightness control enabled | TrueSource | TrueSource |
| Declared aspect ratio | 16:9Source | 16:9Source |
| Display technology | PlasmaSource | PlasmaSource |
| Integrated occupancy sensor | FalseSource | FalseSource |
| Manufacturer named in archive | Samsung Electronics Co., Ltd.Source | Samsung Electronics Co., Ltd.Source |
| Native vertical resolution | 768 pixelsSource | 768 pixelsSource |
| Passive standby power | 0.2 WSource | 0.7 WSource |
| Screen diagonal | 51 inSource | 51 inSource |
| Tested on-mode power | 105 WSource | 129.2 WSource |
| Viewable screen area | 1095 sq inSource | 1095 sq inSource |