| PartNumber | PE040QX1 |
| Brand | E Ink |
| Size | 4.0 |
| Application | IA |
| Resolution | 320×240 , QVGA |
| Composition | LCM |
| Brightness | 800 cd/m² (Typ.) |
| CR | 1000:1 |
| Colors | Monochrome |
| Backlight | WLED |
| Interface | Serial RGB |
| Panel Brand | PVI |
| Panel Model | PE040QX1 |
| Panel Type | a-Si TFT-LCD , LCM |
| Panel Size | 4.0 inch |
| Display Mode | TN, Normally White, TMR |
| Active Area | 81.12×60.84 mm |
| Outline | 93×73.5×5.2 mm |
| Surface | |
| Contrast Ratio | 1000 : 1 (Typ.) |
| Display Colors | Monochrome |
| Response Time | 15/25 (Typ.)(Tr/Td) |
| Viewing Angle | 50/50/15/35 (Typ.)(CR≥10)(L/R/U/D) |
| Frequency | 60Hz |
| Lamp Type | 4S2PWLEDWithout Driver |
| Signal Interface | Serial RGB (8-bit) + SPI, 30 pins |
| Input Voltage | 3.3/3.3V (Typ.)(VDD/VDDP) |
| CLAF040LE21 AX | CPT | 4.0 | 480×800 |
| DLC0400KZG | Other | 4.0 | 640×1136 |
| LB040Q03-TD01 | LG Display | 4.0 | 320×240 |
| LH400WS1-SD03 | LG Display | 4.0 | 640×1136 |
| LH400WS2-SD03 | LG Display | 4.0 | 640×1136 |
| LQ040Y3DX80 | SHARP | 4.0 | 480×800 |
| LS040T3SW01 | SHARP | 4.0 | 540×960 |
| LTE400WQ-E01 | Samsung | 4.0 | 480×272 |
| PD040QX2 | E Ink | 4.0 | 320×240 |
| TS40WD2B-03 | Other | 4.0 | 480×272 |
| AA104SG04 | Mitsubishi | 10.4 | 800×600 |
| AA121SK22 | Mitsubishi | 12.1 | 800×600 |
| AA150XN09 | Mitsubishi | 15.0 | 1024×768 |
| DMF-50174ZNB-FW | Kyocera | 5.7 | 320×240 |
| G070VTT01.0 | AUO | 7.0 | 800×480 |
| G101STN01.0 | AUO | 10.1 | 1024×600 |
| LM64C350 | SHARP | 10.4 | 640×480 |
| LQ064V3DG05 | SHARP | 6.4 | 640×480 |
| LTA150B851F | TOSHIBA | 15.0 | 1024×768 |
| NL10276BC12-02 | NLT | 6.3 | 1024×768 |