Comparison between:
- 27" Dell S2725QS
- 27" Dell P2720D
- 27" HP Z27k G3 4K
Brand, series, model
Information about the brand, series, model and model aliases.
| Dell S2725QS | Dell P2720D | HP Z27k G3 4K | |
 |  |  | |
| Model alias | - | - | 1B9T0AA |
| Model year | 2025 | 2019 | 2021 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 27 in | 27 in | 27 in |
| Diagonal | 684.667 mm 68.4667 cm 26.9554 in 2.2463 ft | 684.7 mm 68.47 cm 26.9567 in 2.2464 ft | 685.8 mm 68.58 cm 27 in 2.25 ft |
| Width | 596.736 mm 59.6736 cm 23.4935 in 1.9578 ft | 596.736 mm 59.6736 cm 23.4935 in 1.9578 ft | 596.736 mm 59.6736 cm 23.4935 in 1.9578 ft |
| Height | 335.664 mm 33.5664 cm 13.2151 in 1.1013 ft | 335.664 mm 33.5664 cm 13.2151 in 1.1013 ft | 335.664 mm 33.5664 cm 13.2151 in 1.1013 ft |
| Panel manufacturer | LG Display | LG Display | - |
| Panel model | LM270WR3-SSH1 | LM270WQ4-SSC1 | - |
| Panel type | IPS | AH-IPS | IPS |
| Panel bit depth | 10 bits (8 bits + FRC) | 8 bits | 10 bits (8 bits + FRC) |
| FRC | Yes | No | Yes |
| Colors | 1073741824 colors 30 bits | 16777216 colors 24 bits | 1073741824 colors 30 bits |
| Aspect ratio | 1.778:1 16:9 | 1.778:1 16:9 | 1.778:1 16:9 |
| Resolution | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p | 2560 x 1440 pixels Quad HD (QHD) / 1440p | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p |
| Pixel pitch | 0.155 mm 0.0155 cm 0.0061 in 0.0005 ft | 0.233 mm 0.0233 cm 0.0092 in 0.0008 ft | 0.155 mm 0.0155 cm 0.0061 in 0.0005 ft |
| Pixel density | 163 ppi 64 ppcm | 109 ppi 42 ppcm | 163 ppi 64 ppcm |
| Display area | 92.01 % | 89.95 % | 91.89 % |
| Backlight | Edge LED | W-LED | W-LED |
| sRGB | 99 % | 99 % | 99 % |
| DCI P3 | - | - | 85 % |
| Brightness | 350 cd/m² | 350 cd/m² | 350 cd/m² |
| Peak brightness | 350 cd/m² | - | - |
| Static contrast | 1500 : 1 | 1000 : 1 | 1000 : 1 |
| Dynamic contrast | - | - | 10000000 : 1 |
| HDR | HDR HDR10 | - | - |
| Horizontal viewing angle | 178 ° | 178 ° | 178 ° |
| Vertical viewing angle | 178 ° | 178 ° | 178 ° |
| Minimum response time | 4 ms 0.0040 s | 5 ms 0.0050 s | 5 ms 0.0050 s |
| Average response time | 5 ms 0.0050 s | 8 ms 0.0080 s | 14 ms 0.0140 s |
| Maximum response time | 8 ms 0.0080 s | - | - |
| Input lag | 4.6 ms 0.0046 s | - | - |
| Coating | Anti-glare/Matte (3H) | 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 |
Frequencies
Information about the horizontal and vertical refresh rates/frequencies.
| Horizontal frequency (digital) | 27 kHz - 270 kHz | 29 kHz - 113 kHz | 30 kHz - 90 kHz |
| Vertical frequency (digital) | 48 Hz - 120 Hz | 49 Hz - 75 Hz | 50 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 | 100 V - 120 V |
| 220V | 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 |
| Electric current (A) | 1.5 A | - | - |
| Power consumption (off) | 0.3 W | 0.3 W | 0.5 W |
| Power consumption (sleep) | 0.5 W | 0.3 W | 0.5 W |
| Power consumption (eco) | 21 W | 19 W | 28 W |
| Power consumption (average) | 24.6 W | 24 W | - |
| Power consumption (maximum) | 67.4 W | 55 W | - |
| Power consumption (annual) | 65.5 kWh | - | 87 kWh |
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 | 611.54 mm 61.154 cm 24.0764 in 2.0064 ft | 611.6 mm 61.16 cm 24.0787 in 2.0066 ft | 612.3 mm 61.23 cm 24.1063 in 2.0089 ft |
| Height | 355.98 mm 35.598 cm 14.015 in 1.1679 ft | 364.1 mm 36.41 cm 14.3346 in 1.1946 ft | 356 mm 35.6 cm 14.0157 in 1.168 ft |
| Depth | 60 mm 6 cm 2.3622 in 0.1969 ft | 43.6 mm 4.36 cm 1.7165 in 0.143 ft | 38.9 mm 3.89 cm 1.5315 in 0.1276 ft |
| Weight | 4.56 kg 10.05 lbs | 4.57 kg 10.08 lbs | 4.5 kg 9.92 lbs |
| Width with stand | 611.54 mm 61.154 cm 24.0764 in 2.0064 ft | 611.6 mm 61.16 cm 24.0787 in 2.0066 ft | 612.3 mm 61.23 cm 24.1063 in 2.0089 ft |
| Height with stand | 388.63 mm 38.863 cm 15.3004 in 1.275 ft | 395.3 mm 39.53 cm 15.563 in 1.2969 ft | 380.3 mm 38.03 cm 14.9724 in 1.2477 ft |
| Depth with stand | 200.4 mm 20.04 cm 7.8898 in 0.6575 ft | 185 mm 18.5 cm 7.2835 in 0.607 ft | 205 mm 20.5 cm 8.0709 in 0.6726 ft |
| Weight with stand | 6.47 kg 14.26 lbs | 6.87 kg 15.15 lbs | 6.2 kg 13.67 lbs |
| Box weight | 8.66 kg 19.09 lbs | 9.13 kg 20.13 lbs | - |
| Stand width | 248 mm 24.8 cm 9.7638 in 0.8136 ft | - | - |
| Stand depth | 200.4 mm 20.04 cm 7.8898 in 0.6575 ft | - | - |
| Colors | Silver | Black | Turbo Silver |
Ergonomics
Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
| VESA mount | Yes | Yes | Yes |
| VESA interface | 100 x 100 mm | 100 x 100 mm | 100 x 100 mm |
| Removable stand | Yes | Yes | Yes |
| Height adjustment | Yes | Yes | Yes |
| Height adjustment range | 130 mm 13 cm 5.1181 in 0.4265 ft | 130 mm 13 cm 5.1181 in 0.4265 ft | 150 mm 15 cm 5.9055 in 0.4921 ft |
| Landscape/portrait pivot | Yes | Yes | Yes |
| Left pivot | 90 ° | 90 ° | 0 ° |
| Right pivot | 90 ° | 90 ° | 90 ° |
| Left/right swivel | Yes | Yes | Yes |
| Left swivel | 30 ° | 45 ° | 45 ° |
| Right swivel | 30 ° | 45 ° | 45 ° |
| Forward/backward tilt | Yes | Yes | Yes |
| Forward tilt | 5 ° | 5 ° | 5 ° |
| Backward tilt | 21 ° | 21 ° | 20 ° |
Audio
Information about the audio system - number and power of the built-in speakers, supported audio technologies.
| Speakers | 2 x 5 W | - | - |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | No | No | No |
Network
Supported network technologies and standards for exchanging data with other devices.
| Network | - | - | LAN |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 2 x HDMI 2.1 1 x DisplayPort 1.4 | 2 x USB 2.0 (downstream) 1 x USB 3.0 (upstream) 2 x USB 3.0 (downstream) 1 x HDMI 1.4 1 x DisplayPort 1.2 | 1 x USB (Type-C; upstream; 100W; DP Alt Mode) 4 x USB 3.2 (Type-A; Gen 1; downstream) 1 x Ethernet RJ45 1 x HDMI 2.0 1 x DisplayPort 1.4 (out) 1 x DisplayPort 1.4 (in) |
| - | - | High-bandwidth Digital Content Protection (HDCP) 2.2 |
Features
Some additional functional features of the model.
| Features | Adaptive-Sync technology AMD FreeSync Premium ComfortView Plus Dark Stabilizer Dell Display and Peripheral Manager Edge-to-Edge Glass Design Flicker-free technology Low Blue Light Sharpness Smart HDR | Flicker-free technology Low Blue Light | 4-sided Micro Edge Design Flicker-free technology Low Blue Light Picture-by-Picture Picture-in-Picture |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | Energy Star 8.0 FCC RoHS TÜV Rheinland Eye Comfort 3.0 with a 4-star rating TÜV Rheinland Flicker-free Certified TÜV Rheinland Low Blue Light Certified (Hardware Solution) | EnergyStar EPEAT TCO-certified RoHS BFR/PVC free NFPA 99 | Australian-New Zealand MEPS; BIS BSMI CB CCC CE CECP CEL cTUVus EAC ENERGY STAR FCC GS Mark ISO 9241-307 KC/KCC NOM PSB SEPA TCO Certified TCO Certified Edge TUV-S VCCI WEEE Ukraine Energy label WW application UAE |
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 | 0 °C - 40 °C 32 °F - 104 °F | 5 °C - 35 °C 41 °F - 95 °F |
| Operating humidity | 10 % - 80 % | 10 % - 80 % | 20 % - 80 % |
| Operating altitude | 5000 m 16404.2 ft | 5000 m 16404.2 ft | 5000 m 16404.2 ft |
| Storage temperature | -20 °C - 60 °C -4 °F - 140 °F | -20 °C - 60 °C -4 °F - 140 °F | -20 °C - 60 °C -4 °F - 140 °F |
| Storage humidity | 5 % - 90 % | 10 % - 90 % | 5 % - 95 % |
| Storage altitude | 12192 m 40000 ft | 12192 m 40000 ft | 12192 m 40000 ft |
Accessories
Often the packaging of desktop monitors and smart TV sets includes accessories for them.
| Accessories | HDMI cable | DisplayPort cable USB 3.0 upstream cable | DisplayPort cable USB Type-A to Type-B cable |
Additional features
Information about other features.
| Additional features | Security lock slot | Anti-theft stand lock slot | Security lock slot |
| Dell S2725QS | Dell P2720D | HP Z27k G3 4K |