Comparison between:
- 49" Acer EI491CR Pbmiiipx
- 49" Samsung S49FG91
- 28" Samsung U28D590D
- 22" NEC MultiSync EA223WM
Brand, series, model
Information about the brand, series, model and model aliases.
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 49 in | 49 in | 28 in | 22 in |
| Diagonal | 1244.6 mm 124.46 cm 49 in 4.0833 ft | 1243.17 mm 124.317 cm 48.9437 in 4.0786 ft | 711.2 mm 71.12 cm 28 in 2.3333 ft | 558.8 mm 55.88 cm 22 in 1.8333 ft |
| Width | 1195.78 mm 119.578 cm 47.078 in 3.9232 ft | 1191.94 mm 119.194 cm 46.9268 in 3.9106 ft | 620.928 mm 62.0928 cm 24.446 in 2.0372 ft | 473.76 mm 47.376 cm 18.652 in 1.5543 ft |
| Height | 336.31 mm 33.631 cm 13.2406 in 1.1034 ft | 335.232 mm 33.5232 cm 13.1981 in 1.0998 ft | 341.28 mm 34.128 cm 13.4362 in 1.1197 ft | 296.1 mm 29.61 cm 11.6575 in 0.9715 ft |
| Radius of curvature | 1800 mm 180 cm 70.8661 in 5.9055 ft | 1000 mm 100 cm 39.3701 in 3.2808 ft | - | - |
| Panel manufacturer | Samsung | - | Innolux | - |
| Panel model | - | - | M280DGJ-L30 | - |
| Panel type | VA | VA | TN | TN |
| Panel bit depth | 8 bits | 10 bits (8 bits + FRC) | 10 bits (8 bits + FRC) | 8 bits (6 bits + FRC) |
| FRC | No | Yes | Yes | Yes |
| Colors | 16777216 colors 24 bits | 1073741824 colors 30 bits | 1073741824 colors 30 bits | 16777216 colors 24 bits |
| Aspect ratio | 3.556:1 | 3.556:1 | 1.778:1 16:9 | 1.6:1 16:10 |
| Resolution | 3840 x 1080 pixels | 5120 x 1440 pixels | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p | 1680 x 1050 pixels |
| Pixel pitch | 0.311 mm 0.0311 cm 0.0123 in 0.001 ft | 0.233 mm 0.0233 cm 0.0092 in 0.0008 ft | 0.16 mm 0.016 cm 0.0063 in 0.0005 ft | 0.282 mm 0.0282 cm 0.0111 in 0.0009 ft |
| Pixel density | 81 ppi 32 ppcm | 109 ppi 42 ppcm | 157 ppi 61 ppcm | 90 ppi 35 ppcm |
| Display area | 89.52 % | 95.79 % | 78.2 % | 84.5 % |
| Backlight | W-LED | W-LED | W-LED | W-LED |
| NTSC (1953) | - | - | 72 % | 72 % |
| DCI P3 | 90 % | 92 % | - | - |
| Brightness | 400 cd/m² | 350 cd/m² | 370 cd/m² | 250 cd/m² |
| Static contrast | 3000 : 1 | 2500 : 1 | 1000 : 1 | 1000 : 1 |
| Dynamic contrast | 100000000 : 1 | - | 100000000 : 1 | - |
| HDR | HDR10 DisplayHDR 400 | HDR10+ Gaming HDR10 DisplayHDR 600 | - | - |
| Horizontal viewing angle | 178 ° | 178 ° | 170 ° | 170 ° |
| Vertical viewing angle | 178 ° | 178 ° | 160 ° | 160 ° |
| Minimum response time | 4 ms 0.0040 s | 1 ms 0.0010 s | 1 ms 0.0010 s | 5 ms 0.0050 s |
| Average response time | - | - | 7 ms 0.0070 s | - |
| Input lag | - | - | 39 ms 0.0390 s | - |
| Coating | Anti-glare/Matte (3H) | Anti-glare/Matte | Anti-glare/Matte (3H) | Anti-glare/Matte |
3D
3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.
| 3D | No | No | No | No |
Frequencies
Information about the horizontal and vertical refresh rates/frequencies.
| Horizontal frequency (digital) | 53 kHz - 160.56 kHz | - | 30 kHz - 134 kHz | 31.5 kHz - 82.3 kHz |
| Vertical frequency (digital) | 48 Hz - 144 Hz | 48 Hz - 144 Hz | 24 Hz - 75 Hz | 56 Hz - 75 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 | 100 V - 120 V | 100 V - 120 V |
| 220V | 220 V - 240 V | 220 V - 240 V | 220 V - 240 V | 220 V - 240 V |
| Alternating current frequency | 50 Hz - 60 Hz | 50 Hz - 60 Hz | 50 Hz - 60 Hz | 50 Hz - 60 Hz |
| Power consumption (off) | 0.35 W | - | 0.3 W | 0.3 W |
| Power consumption (sleep) | 0.45 W | 0.5 W | 0.45 W | 0.5 W |
| Power consumption (eco) | 66 W | - | - | 12 W |
| Power consumption (average) | 90 W | 45 W | 32 W | 19 W |
| Power consumption (maximum) | - | 180 W | - | 25 W |
| Power consumption (annual) | 97 kWh | 66 kWh | 72 kWh | - |
| Energy efficiency class | B | G | B | A+ |
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 | 1198 mm 119.8 cm 47.1654 in 3.9304 ft | 1147.6 mm 114.76 cm 45.1811 in 3.7651 ft | 660.9 mm 66.09 cm 26.0197 in 2.1683 ft | 503.5 mm 50.35 cm 19.8228 in 1.6519 ft |
| Height | 375 mm 37.5 cm 14.7638 in 1.2303 ft | 363.5 mm 36.35 cm 14.311 in 1.1926 ft | 410 mm 41 cm 16.1417 in 1.3451 ft | 329.7 mm 32.97 cm 12.9803 in 1.0817 ft |
| Depth | 172 mm 17.2 cm 6.7717 in 0.5643 ft | 293.8 mm 29.38 cm 11.5669 in 0.9639 ft | 64.7 mm 6.47 cm 2.5472 in 0.2123 ft | 60.5 mm 6.05 cm 2.3819 in 0.1985 ft |
| Weight | 9.3 kg 20.5 lbs | 10.6 kg 23.37 lbs | 5.04 kg 11.11 lbs | 3.3 kg 7.28 lbs |
| Width with stand | 1198 mm 119.8 cm 47.1654 in 3.9304 ft | 1147.6 mm 114.76 cm 45.1811 in 3.7651 ft | 660.9 mm 66.09 cm 26.0197 in 2.1683 ft | 503.5 mm 50.35 cm 19.8228 in 1.6519 ft |
| Height with stand | 456 mm 45.6 cm 17.9528 in 1.4961 ft | 448.4 mm 44.84 cm 17.6535 in 1.4711 ft | 486.3 mm 48.63 cm 19.1457 in 1.5955 ft | 384 mm 38.4 cm 15.1181 in 1.2598 ft |
| Depth with stand | 240 mm 24 cm 9.4488 in 0.7874 ft | 420.5 mm 42.05 cm 16.5551 in 1.3796 ft | 169.4 mm 16.94 cm 6.6693 in 0.5558 ft | 218 mm 21.8 cm 8.5827 in 0.7152 ft |
| Weight with stand | 11.4 kg 25.13 lbs | 15.6 kg 34.39 lbs | 5.65 kg 12.46 lbs | 5.6 kg 12.35 lbs |
| Box width | - | 1265 mm 126.5 cm 49.8031 in 4.1503 ft | 794 mm 79.4 cm 31.2598 in 2.605 ft | - |
| Box height | - | 481 mm 48.1 cm 18.937 in 1.5781 ft | 452 mm 45.2 cm 17.7953 in 1.4829 ft | - |
| Box depth | - | 343 mm 34.3 cm 13.5039 in 1.1253 ft | 109 mm 10.9 cm 4.2913 in 0.3576 ft | - |
| Box weight | - | 20.6 kg 45.42 lbs | 7.4 kg 16.31 lbs | - |
| Stand depth | - | 420.5 mm 42.05 cm 16.5551 in 1.3796 ft | - | - |
| Colors | Black | Black | Black | Black White |
Ergonomics
Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
| VESA mount | Yes | Yes | Yes | Yes |
| VESA interface | 75 x 75 mm | 100 x 100 mm | 75 x 75 mm | 100 x 100 mm |
| Removable stand | Yes | Yes | Yes | Yes |
| Height adjustment | No | Yes | No | Yes |
| Height adjustment range | - | 120 mm 12 cm 4.7244 in 0.3937 ft | - | 130 mm 13 cm 5.1181 in 0.4265 ft |
| Landscape/portrait pivot | No | No | No | Yes |
| Left pivot | - | - | - | 0 ° |
| Right pivot | - | - | - | 90 ° |
| Left/right swivel | No | Yes | No | Yes |
| Left swivel | - | 15 ° | - | 170 ° |
| Right swivel | - | 15 ° | - | 170 ° |
| Forward/backward tilt | Yes | Yes | Yes | Yes |
| Forward tilt | 5 ° | 2 ° | 1 ° | 5 ° |
| Backward tilt | 15 ° | 11 ° | 15 ° | 30 ° |
| - | - | T-shape stand | - |
Audio
Information about the audio system - number and power of the built-in speakers, supported audio technologies.
| Speakers | 2 x 3 W | - | - | 2 x 1 W |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | No | No | No | No |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 2 x HDMI 1.4 1 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out | 1 x USB 3.2 (Type-B; Gen 1; 5 Gbps; upstream) 2 x USB 3.2 (Type-A; Gen 1; 5 Gbps; downstream) 2 x HDMI 2.1 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out | 2 x HDMI 1.4 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out | 1 x USB 2.0 (upstream) 4 x USB 2.0 (downstream) 1 x DisplayPort 1.2 1 x DVI-D Dual Link 1 x D-sub 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out |
| High-bandwidth Digital Content Protection (HDCP) | High-bandwidth Digital Content Protection (HDCP) 2.2 | - | High-bandwidth Digital Content Protection (HDCP) |
Features
Some additional functional features of the model.
| Features | AMD FreeSync 2 technology Blue Light Filter Flicker-free technology Picture-by-Picture Picture-in-Picture | Adaptive Picture AMD FreeSync Premium Pro Auto Source Switch+ Black Equalizer Contrast Enhancer Eye Saver Mode Factory Calibration Flicker-free technology Low Blue Light Off Timer Plus Picture-by-Picture Picture-in-Picture Picture Modes Super Arena Gaming UX Virtual Aim Point | Eco Saving Flicker-free technology MagicAngle Picture-by-Picture Picture-in-Picture Samsung MagicBright3 UHD Upscale | EcoModes XtraView |
Image file formats
Smart TV sets allow the display of different image file formats.
| Image file formats | - | JPEG GIF PNG MPO BMP | - | - |
Audio file formats
Smart TV sets allow playing different audio file formats.
| Audio file formats/codecs | - | AAC FLAC M4A MIDI MP3 OGG WMA WAV APE AIFF ALAC Vorbis | - | - |
Video file formats
Smart TV sets allow playing various video file formats.
| Video file formats/codecs | - | 3GPP AVI ASF Flash Video H.263 H.264 H.265 MKV M2TS MP4 MPEG-4 RealVideo TS VC-1 VP7 VP8 VP9 VOB VRO WebM WMV AV1 MOV TRP FLV SVI RMVB | - | - |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | CCC CE ENERGY STAR ErP RoHS TCO Certified Displays | - | ISO9241-307 TÜV/Ergonomics | CCC CE EAC ENERGY STAR 6.0 ErP FCC Class B ISO 9241-307 MPR II / MPR III PSB RoHS TCO 6.0 TÜV/Ergonomics TÜV/GS UL/cUL |
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 | 10 °C - 40 °C 50 °F - 104 °F | 10 °C - 40 °C 50 °F - 104 °F | 5 °C - 35 °C 41 °F - 95 °F |
| Operating humidity | 20 % - 80 % | 10 % - 80 % | 10 % - 80 % | 20 % - 80 % |
| Operating altitude | - | - | - | 2000 m 6561.68 ft |
| Storage temperature | - | -20 °C - 40 °C -4 °F - 104 °F | -20 °C - 45 °C -4 °F - 113 °F | -10 °C - 60 °C 14 °F - 140 °F |
| Storage humidity | - | 5 % - 95 % | 5 % - 95 % | 10 % - 85 % |
| Storage altitude | - | - | - | 12192 m 40000 ft |
Accessories
Often the packaging of desktop monitors and smart TV sets includes accessories for them.
| Accessories | DisplayPort cable | DisplayPort cable | DisplayPort cable HDMI cable | DisplayPort cable USB 2.0 cable |
Additional features
Information about other features.
| Additional features | - | Anti-theft stand lock slot - Kensington | - | - |
| Acer EI491CR Pbmiiipx | Samsung S49FG91 | Samsung U28D590D | NEC MultiSync EA223WM |



