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| General Info | ||
|---|---|---|
| Model Number | Samsung U28E850R | Dell P2721Q |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2015 | 2020 |
| Brand | Samsung | Dell |
| Model Number | U28E850R | P2721Q |
| Alias | LU28E85KRS | |
| Display | ||
| Screen Size Class | 28" (inches) | 27" (inches) |
| Diagonal Size | 28 in 71.1 cm 711.2 mm 2.33 ft |
26.96 in 68.5 cm 684.667 mm 2.25 ft |
| Screen Width | 24.45 in 62.1 cm 620.928 mm 2.04 ft |
23.49 in 59.7 cm 596.736 mm 1.96 ft |
| Screen Height | 13.44 in 34.1 cm 341.28 mm 1.12 ft |
13.22 in 33.6 cm 335.664 mm 1.1 ft |
| Display Manufacturer | Innolux | |
| Display Type | TN | IPS |
| Display Bit Depth | 10 bits (8 bits + FRC) | 10 bits |
| Frame Rate Control | Yes | |
| Max Number of Colors | 1073741824 | 1073741824 |
| Bits | 30 | 30 |
| Screen Aspect Ratio | 16:9 | 16:9 |
| Screen Resolution | 3840 x 2160 | 3840 x 2160 |
| Screen Pixel Pitch | 0.16 mm | 0.155 mm |
| Screen Pixel Density | 157 ppi | 163 ppi |
| Screen-to-Body Ratio | 83.38 % | |
| Backlight Source | W-LED | W-LED |
| sRGB | 99 % | |
| NTSC 1953 | 72 % | |
| Screen Brightness | 370 cd/m² | 350 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Display Minimum Response Time | 1 ms | 5 ms |
| Display Average Response Time | 13 ms | 8 ms |
| Display Maximum Response Time | 32 ms | |
| Display Coating | Anti-glare/Matte (3H) | |
| HDR | HDR10 HLG (Hybrid Log Gamma) |
|
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.39 in 6.1 cm 60.7 mm 0.2 ft |
|
| Case Weight | 4.94 kg 11 lbs |
5.1 kg 11 lbs |
| Case Width with Stand | 26.02 in 66.1 cm 661 mm 2.17 ft |
24.08 in 61.2 cm 611.6 mm 2.01 ft |
| Case Height with Stand | 16.59 in 42.2 cm 421.5 mm 1.38 ft |
15.17 in 38.5 cm 385.2 mm 1.26 ft |
| Case Depth with Stand | 10.26 in 26.1 cm 260.6 mm 0.85 ft |
7.28 in 18.5 cm 185 mm 0.61 ft |
| Case Weight with Stand | 7.43 kg 16 lbs |
|
| Case Color | Black | Apollo Gray |
| Hardware | ||
| CPU Cores | 4 | |
| CPU Frequency | 1200 | |
| GPU Cores | 2 | |
| RAM Memory Size | 1.5 | |
| Internal Storage | 4 | |
| TV Tuner | Analog (NTSC/PAL/SECAM) ATSC Clear QAM |
|
| Built-in Camera | No | No |
| Network | LAN Wi-Fi 802.11a (IEEE 802.11a-1999) 802.11b (IEEE 802.11b-1999) 802.11g (IEEE 802.11g-2003) 802.11n (IEEE 802.11n-2009) 802.11n 5GHz 802.11ac (IEEE 802.11ac) Wi-Fi Direct DLNA |
|
| Connectivity | 1 x HDMI 1.4 1 x HDMI 2.0 1 x DisplayPort 1.2 (Input mini) 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream) |
2 x USB 3.2 (Type-A; Gen 1; downstream) 1 x HDMI 2.0 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 2 x USB 2.0 (Type-A; downstream) 1 x USB 3.2 (Type-C; Gen 1; upstream; 65W; DP Alt Mode) |
| Audio | ||
| Features | ||
| OS | webOS 4.0 | |
| Cool Features | Eye Saver Mode Flicker-free technology Picture-in-Picture USB Super Charging Samsung MagicBright Picture-by-Picture AMD FreeSync technology Eco Saving Plus |
Flicker-free technology Low Blue Light |
| Extra Features | Anti-theft stand lock slot - Kensington | |
| Ergonomics | ||
| Case Width | 26.02 in 66.1 cm 661 mm 2.17 ft |
24.08 in 61.2 cm 611.6 mm 2.01 ft |
| Case Height | 15.14 in 38.5 cm 384.5 mm 1.26 ft |
|
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 100 x 100 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | Yes | Yes |
| Height Adjustment Range | 130 mm 13 cm 5.1181 in 0.4265 ft |
150 mm 15 cm 5.9055 in 0.4921 ft |
| Landscape or Portrait Pivot Support | Yes | Yes |
| Left Pivot | 0 ° | 90 ° |
| Right Pivot | 90 ° | 90 ° |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 25 ° | 45 ° |
| Right Swivel | 25 ° | 45 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 22 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 24 Hz - 75 Hz | |
| Horizontal Digital Frequency | 30 kHz - 135 kHz | |
| Screen Interpolation Technology | TruMotion | |
| Screen Interpolation Value | 120 | |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | DisplayPort cable - mini-DP to DP HDMI cable USB 3.0 upstream cable |
DisplayPort cable USB Type-C to Type-C cable USB Type-C to Type-A cable |
| Certificates and Standards | ||
| Licenses | CCC cTick ENERGY STAR Epeat Gold/Silver (Market dependent) FCC class B TCO Certified Displays 6.0 TÜV/GS VCCI |
CEC CECP CEL ENERGY STAR 8.0 EPEAT RoHS TCO Certified Displays 8.0 TUV Flicker Free TUV Low Blue Light |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 10 °C - 40 °C 50 °F - 104 °F |
0 °C - 40 °C 32 °F - 104 °F |
| Safe Operating Humidity Level | 10 % - 80 % | 10 % - 80 % |
| Internal Storage Temperature | -20 °C - 45 °C -4 °F - 113 °F |
-20 °C - 60 °C -4 °F - 140 °F |
| Internal Storage Humidity | 5 % - 95 % | 5 % - 90 % |
| Max Operating Altitude | 5000 | |
| Max Storage Altitude | 12192 |
| Samsung U28E850R | Dell P2721Q |
