| ZM-M190 | ZM-M220W | |
| Screen size / aspect ratio | 19” / 4:3 | 22” / 16:10 |
| Pixel pitch | 0.294 mm (H) x 0.294 mm (W) | 0.282 mm (H) x 0.282 mm (W) |
| Luminance of white | 300 cd/sq.m | 300-400 cd/sq.m |
| Contrast ratio | 1000:1 | |
| 2D viewing angle | 160°(L/R) / 160° (U/D) | |
| 3D viewing angle | 90°(L/R) / 10-12° (U/D) | |
| Response time | 5 ms | |
| Horizontal scan frequency | 52 - 81 KHz | 30 - 80 KHz |
| Vertical refresh rate | 49 - 76 Hz | 56 - 75 Hz |
| Native resolution | 1280 x 1024 (60Hz refresh rate) | 1680 x 1050 |
| Display colours | 16.7 M | |
| Audio connections | Stereo input and output | |
| Built-in speakers | 2W x 2 | |
| 15-pin D-SUB VGA connection | Yes | |
| DVI-D connection | Yes | |
| Plug and Play | VESA DPMS, DDC 1/2B | |
| AC power input | 100-240V, 50/60 Hz | |
| DC power input | 12V / 5A / 60W | N/A |
| Power save standard | VESA DPMS | |
| Safety approvals | UL, FCC, CE, CB, MIC, VCCI | NRTL, FCC, CE, CB, MIC, VCCI |
| Weight | 9.5 kg | 9.8 kg |
| Colour | Black | |

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