| Product name | Dell P2217H | Acer UM.WB6AA.G02 | Acer R221Q bid (UM.WR1AA.001) |
| Popularity | 80 | 80 | 80 |
| Rating | | |  78 |
| Shopineer score | 78 | 78 | 78 |
| Price | $139.99 |  $89.99 | $128.81 |
| Brand | Dell | Acer | Acer |
| Screen Size | 21.5" | 21.5" | 21.5" |
| Resolution | 1920 x 1080 | 1920 x 1080 | 1920 x 1080 |
| Refresh Rate | 60 Hz | 60 Hz | 60 Hz |
| Display Colors | 16.7 Million | 16.7 Million | 16.7 Million |
| Response Time | 6ms (GTG) | 5ms | 4ms |
| Aspect Ratio | | 16:9 | 16:9 |
| Panel Type | IPS | IPS | IPS |
| Adaptive Sync Technology | | | |
| HDMI | 1 x HDMI (ver 1.4) | | 1 |
| DisplayPort | 1 x DP (ver 1.2) | 1 | |
| Horizontal Refresh Rate | | | |
| Vertical Refresh Rate | | | |
| Power Supply | 100 to 240 VAC / 50 or 60 Hz +/- 3Hz / 1.5 A (typical) | | 100 - 240 VAC, 50/60Hz |
| Power Consumption | Operational: 17W (typical) / 37W (maximum) / 50.6 kWh (Energy Star)Stand by / Sleep | 21W (ENERGY STAR rating)0.45W (standby)0.35W (off) | Power Consumption (Energystar Off) (typ.): 0.4WPower Consumption (Energystar Sleep) (typ.): 0.45WPower Consumption (Energystar On) (typ.): 22W |
| User Controls | Security lock slot (cable lock sold separately)Anti-theft stand lock slot (to panel) | | |
| Stand Adjustments | Height-adjustable stand: 130mmTilt: -5 degree to 21 degreeSwivel: 45 degree to 45 degreePivot: 90 degree clockwise | Height-adjustable: Up to 5.91"Tilt: -5 to 35 degreeSwivel | Tilt: -5 to 15 degree |
| Built-in Speakers | | | |
| VESA Compatibility | 100 x 100mm | | No |
| Dimensions (H x W x D) | | | |
| Features | Purposefully designed for comfort and convenience: With a full range of adjustable features, slim borders and multiple connectivity portsEnhanced viewing experience: Dell ComfortView and flicker-free feature make work less strenuous when viewing vividly clear visuals across an ultrawide viewing angleReliable and Responsible: Get complete peace of mind with Premium Panel Guarantee, Advanced Exchange Service and an eco-friendly design | VESA MountSave space and add drama to a room by putting this display on a wall. VESA mounting makes it easy.Full HD1920x1080 resolution in a 16:9 aspect ratio makes movies more real and dramatic. Small details and text are clear.IPS (In-plane switching)Colors stay true no matter what angle youre viewing from. Share whats on your screen with friends and family.Zero Frame DesignExperience entertainment without borders! Enjoy more screen and less distraction with this frameless design.ErgoStandTilt, swivel, and adjust the height of this display to get the perfect angle and enjoy the ultimate in comfort. | |
