Comparison between:
- 28" Acer B286HK
- 31.5" Dell SE3223Q
Brand, series, model
Information about the brand, series, model and model aliases.
| Acer B286HK | Dell SE3223Q | |
 |  | |
| Model alias | B286HKymjdpprz | - |
| Model year | 2014 | 2022 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 28 in | 31.5 in |
| Diagonal | 711.2 mm 71.12 cm 28 in 2.3333 ft | 812.87 mm 81.287 cm 32.0028 in 2.6669 ft |
| Width | 620.93 mm 62.093 cm 24.4461 in 2.0372 ft | 708.48 mm 70.848 cm 27.8929 in 2.3244 ft |
| Height | 341.28 mm 34.128 cm 13.4362 in 1.1197 ft | 398.52 mm 39.852 cm 15.6898 in 1.3075 ft |
| Panel manufacturer | Innolux | - |
| Panel type | TN | VA |
| Panel bit depth | 10 bits (8 bits + FRC) | 10 bits (8 bits + FRC) |
| FRC | Yes | Yes |
| Colors | 1073741824 colors 30 bits | 1073741824 colors 30 bits |
| Aspect ratio | 1.778:1 16:9 | 1.778:1 16:9 |
| Resolution | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p |
| Pixel pitch | 0.162 mm 0.0162 cm 0.0064 in 0.0005 ft | 0.185 mm 0.0185 cm 0.0073 in 0.0006 ft |
| Pixel density | 157 ppi 61 ppcm | 137 ppi 54 ppcm |
| Display area | 84.24 % | 93.82 % |
| Backlight | W-LED | W-LED with Local Dimming |
| sRGB | - | 99 % |
| NTSC (1953) | 72 % | - |
| DCI P3 | - | 95 % |
| Brightness | 300 cd/m² | 300 cd/m² |
| Static contrast | 1000 : 1 | 3000 : 1 |
| Dynamic contrast | 100000000 : 1 | - |
| HDR | - | DisplayHDR 600 |
| Horizontal viewing angle | 170 ° | 178 ° |
| Vertical viewing angle | 160 ° | 178 ° |
| Minimum response time | 1 ms 0.0010 s | 4 ms 0.0040 s |
| Average response time | - | 5 ms 0.0050 s |
| Maximum response time | - | 8 ms 0.0080 s |
| Input lag | 11 ms 0.0110 s | - |
| Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
3D
3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.
| 3D | No | No |
Frequencies
Information about the horizontal and vertical refresh rates/frequencies.
| Vertical frequency (digital) | 60 Hz | 60 Hz |
Power supply and consumption
Information about the power supply and consumption, energy efficiency class, etc.
| 110V | 100 V - 120 V | 100 V - 120 V |
| 220V | 220 V - 240 V | 220 V - 240 V |
| Alternating current frequency | 50 Hz - 60 Hz | 50 Hz - 60 Hz |
| Power consumption (off) | 0.4 W | 0.3 W |
| Power consumption (sleep) | 0.5 W | 0.3 W |
| Power consumption (average) | 39 W | 32 W |
| Power consumption (maximum) | - | 60 W |
Dimensions, weight and color
Information about the dimensions and the weight of the specific model with and without stand as well as the colors, in which it is offered to the market.
| Width | 658.7 mm 65.87 cm 25.9331 in 2.1611 ft | 713.74 mm 71.374 cm 28.1 in 2.3417 ft |
| Height | 381.9 mm 38.19 cm 15.0354 in 1.253 ft | 421.64 mm 42.164 cm 16.6 in 1.3833 ft |
| Depth | 64.5 mm 6.45 cm 2.5394 in 0.2116 ft | 58.42 mm 5.842 cm 2.3 in 0.1917 ft |
| Weight | - | 6.44 kg 14.2 lbs |
| Width with stand | 658.7 mm 65.87 cm 25.9331 in 2.1611 ft | 713.74 mm 71.374 cm 28.1 in 2.3417 ft |
| Height with stand | 408.5 mm 40.85 cm 16.0827 in 1.3402 ft | 510.54 mm 51.054 cm 20.1 in 1.675 ft |
| Depth with stand | 247.2 mm 24.72 cm 9.7323 in 0.811 ft | 218.44 mm 21.844 cm 8.6 in 0.7167 ft |
| Weight with stand | 8.2 kg 18.08 lbs | - |
| Box width | 735 mm 73.5 cm 28.937 in 2.4114 ft | - |
| Box height | 520 mm 52 cm 20.4724 in 1.706 ft | - |
| Box depth | 208 mm 20.8 cm 8.189 in 0.6824 ft | - |
| Box weight | 11 kg 24.25 lbs | 11 kg 24.25 lbs |
| Stand depth | - | 218.44 mm 21.844 cm 8.6 in 0.7167 ft |
| Colors | Black | Black |
Ergonomics
Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
| VESA mount | Yes | Yes |
| VESA interface | 100 x 100 mm | 100 x 100 mm |
| Removable stand | Yes | Yes |
| Height adjustment | Yes | No |
| Height adjustment range | 150 mm 15 cm 5.9055 in 0.4921 ft | - |
| Landscape/portrait pivot | Yes | No |
| Left pivot | 90 ° | - |
| Right pivot | 90 ° | - |
| Left/right swivel | Yes | No |
| Left swivel | 60 ° | - |
| Right swivel | 60 ° | - |
| Forward/backward tilt | Yes | Yes |
| Forward tilt | 5 ° | 5 ° |
| Backward tilt | 35 ° | 21 ° |
Audio
Information about the audio system - number and power of the built-in speakers, supported audio technologies.
| Speakers | 2 x 2 W | - |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | No | No |
Network
Supported network technologies and standards for exchanging data with other devices.
| Network | - | LAN |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 1 x USB 3.0 (upstream) 4 x USB 3.0 (downstream) 1 x HDMI 1.4 (MHL) 1 x DisplayPort 1.2 (Input mini) 1 x DisplayPort 1.2 1 x DVI-D Dual Link 1 x 3.5 mm Audio Out | 2 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out |
| High-bandwidth Digital Content Protection (HDCP) | High-bandwidth Digital Content Protection (HDCP) 2.2 |
Features
Some additional functional features of the model.
| Features | Flicker-free technology Picture-By-Picture Picture-in-Picture | 3-side bezelless design Adaptive-Sync technology AMD FreeSync technology ComfortView Plus Dell Display Manager Flicker-free technology Low Blue Light On-Screen Display (OSD) menu Picture-by-Picture Picture-in-Picture |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | ENERGY STAR ErP TCO Certified Displays 6.0 | RoHS TUV Rheinland Flicker-free Certified TUV Rheinland Low Blue Light Certified (Hardware Solution) |
Operating and storage conditions
There are certain requirements for the environmental conditions, in which the display should be used and stored in order to function properly.
| Operating temperature | - | 0 °C - 40 °C 32 °F - 104 °F |
| Operating humidity | - | 10 % - 80 % |
| Operating altitude | - | 5000 m 16404.2 ft |
| Storage temperature | - | -20 °C - 60 °C -4 °F - 140 °F |
| Storage humidity | - | 5 % - 90 % |
| Storage altitude | - | 12192 m 40000 ft |
Accessories
Often the packaging of desktop monitors and smart TV sets includes accessories for them.
| Accessories | DisplayPort cable DVI-D cable USB 3.0 upstream cable | HDMI cable |
Additional features
Information about other features.
| Additional features | - | Security lock slot |
| Acer B286HK | Dell SE3223Q |