Comparison between:
- 34.14" Lenovo ThinkVision P34w-20
- 34.14" Dell C3422WE
- 34" HP E34m G4
Brand, series, model
Information about the brand, series, model and model aliases.
| Lenovo ThinkVision P34w-20 | Dell C3422WE | HP E34m G4 | |
 |  |  | |
| Model alias | - | - | 40Z26AA |
| Model year | 2021 | 2021 | 2022 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 34.14 in | 34.14 in | 34 in |
| Diagonal | 867.2 mm 86.72 cm 34.1417 in 2.8451 ft | 867.2 mm 86.72 cm 34.1417 in 2.8451 ft | 863.6 mm 86.36 cm 34 in 2.8333 ft |
| Width | 799.8 mm 79.98 cm 31.4882 in 2.624 ft | 799.8 mm 79.98 cm 31.4882 in 2.624 ft | 797.2 mm 79.72 cm 31.3858 in 2.6155 ft |
| Height | 334.8 mm 33.48 cm 13.1811 in 1.0984 ft | 334.8 mm 33.48 cm 13.1811 in 1.0984 ft | 333.7 mm 33.37 cm 13.1378 in 1.0948 ft |
| Radius of curvature | 3800 mm 380 cm 149.606 in 12.4672 ft | 3800 mm 380 cm 149.606 in 12.4672 ft | 1500 mm 150 cm 59.0551 in 4.9213 ft |
| Panel manufacturer | LG Display | LG Display | - |
| Panel model | LM340UW7-SSA1 | LM340UW7-SSA1 | - |
| Panel type | IPS | IPS | VA |
| Panel bit depth | 10 bits (8 bits + FRC) | 10 bits (8 bits + FRC) | 8 bits |
| FRC | Yes | Yes | No |
| Colors | 1073741824 colors 30 bits | 1073741824 colors 30 bits | 16777216 colors 24 bits |
| Aspect ratio | 2.389:1 | 2.389:1 | 2.389:1 |
| Resolution | 3440 x 1440 pixels | 3440 x 1440 pixels | 3440 x 1440 pixels |
| Pixel pitch | 0.233 mm 0.0233 cm 0.0092 in 0.0008 ft | 0.233 mm 0.0233 cm 0.0092 in 0.0008 ft | 0.232 mm 0.0232 cm 0.0091 in 0.0008 ft |
| Pixel density | 109 ppi 43 ppcm | 109 ppi 43 ppcm | 109 ppi 43 ppcm |
| Display area | 87.91 % | 75.61 % | 84.8 % |
| Backlight | W-LED | W-LED | W-LED |
| sRGB | 99 % | 99 % | 99 % |
| DCI P3 | - | 95 % | - |
| Brightness | 300 cd/m² | 300 cd/m² | 400 cd/m² |
| Static contrast | 1000 : 1 | 1000 : 1 | 3000 : 1 |
| 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 | 6 ms 0.0060 s | 8 ms 0.0080 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) | - | 30 kHz - 90 kHz | 30 kHz - 150 kHz |
| Vertical frequency (digital) | 60 Hz | 56 Hz - 76 Hz | 48 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 |
| 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 | 3 A | - |
| Power consumption (off) | 0.3 W | 0.5 W | - |
| Power consumption (sleep) | 0.5 W | 0.5 W | 0.5 W |
| Power consumption (eco) | 30 W | - | - |
| Power consumption (average) | 36 W | - | 65 W |
| Power consumption (maximum) | 230 W | 220 W | 185 W |
| Power consumption (annual) | 93 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 | 817.3 mm 81.73 cm 32.1772 in 2.6814 ft | 815.34 mm 81.534 cm 32.1 in 2.675 ft | 808.3 mm 80.83 cm 31.8228 in 2.6519 ft |
| Height | 372.7 mm 37.27 cm 14.6732 in 1.2228 ft | 434.34 mm 43.434 cm 17.1 in 1.425 ft | 388.1 mm 38.81 cm 15.2795 in 1.2733 ft |
| Depth | 76.8 mm 7.68 cm 3.0236 in 0.252 ft | 81.28 mm 8.128 cm 3.2 in 0.2667 ft | 109.1 mm 10.91 cm 4.2953 in 0.3579 ft |
| Weight | 7.4 kg 16.31 lbs | 7.26 kg 16.01 lbs | - |
| Width with stand | 817.3 mm 81.73 cm 32.1772 in 2.6814 ft | 815.34 mm 81.534 cm 32.1 in 2.675 ft | 808.3 mm 80.83 cm 31.8228 in 2.6519 ft |
| Height with stand | 469.3 mm 46.93 cm 18.4764 in 1.5397 ft | 456.07 mm 45.607 cm 17.9555 in 1.4963 ft | - |
| Depth with stand | 245 mm 24.5 cm 9.6457 in 0.8038 ft | 236.22 mm 23.622 cm 9.3 in 0.775 ft | - |
| Weight with stand | 10.8 kg 23.81 lbs | 11.34 kg 25 lbs | 12 kg 26.46 lbs |
| Box width | 937 mm 93.7 cm 36.8898 in 3.0741 ft | - | - |
| Box height | 475 mm 47.5 cm 18.7008 in 1.5584 ft | - | - |
| Box depth | 220 mm 22 cm 8.6614 in 0.7218 ft | - | - |
| Box weight | 15.5 kg 34.17 lbs | 16 kg 35.27 lbs | - |
| Stand depth | 245 mm 24.5 cm 9.6457 in 0.8038 ft | - | - |
| Colors | Black | Platinum Silver | Black and 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 | 150 mm 15 cm 5.9055 in 0.4921 ft | 120 mm 12 cm 4.7244 in 0.3937 ft | 150 mm 15 cm 5.9055 in 0.4921 ft |
| Landscape/portrait pivot | No | No | No |
| Left/right swivel | Yes | Yes | Yes |
| Left swivel | 45 ° | 30 ° | 30 ° |
| Right swivel | 45 ° | 30 ° | 30 ° |
| Forward/backward tilt | Yes | Yes | Yes |
| Forward tilt | 5 ° | 5 ° | 5 ° |
| Backward tilt | 35 ° | 21 ° | 20 ° |
Audio
Information about the audio system - number and power of the built-in speakers, supported audio technologies.
| Speakers | 2 x 3 W | 2 x 5 W | 2 x 5 W |
| - | - | Front-firing |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | No | Yes | Yes |
| Image resolution | - | 2456 x 2054 pixels 5.04 MP | 2560 x 1920 pixels 4.92 MP |
| Video resolution | - | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP |
| - | Built-in microphones Facial recognition through Windows Hello LED indicator Pop-up mechanism Teams button and LED | Autofocus Tilt-adjustable - from -20° to 5° Pop-up privacy Dual noise-canceling microphones IR Sensor Windows Hello Zoom Certified |
Network
Supported network technologies and standards for exchanging data with other devices.
| Network | LAN | - | LAN |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 3 x USB 3.0 (Type-A; downstream) 1 x USB 3.1 (Type-C; upstream; 100W; DP Alt Mode) 1 x Ethernet RJ45 (1 Gbps) 1 x HDMI 2.0 1 x DisplayPort 1.2 (out) 1 x DisplayPort 1.2 (in) 1 x 3.5 mm Audio Out | 1 x USB 3.2 (Type-C; Gen 1; upstream; 90W; DP Alt Mode) 1 x USB 3.2 (Type-C; Gen 1; downstream; 15W) 1 x USB 3.2 (Type-B; Gen 1; upstream) 3 x USB 3.2 (Type-A; Gen 1; downstream; 5 Gbps) 1 x Ethernet RJ45 1 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out | 1 x USB (Type-C; 5 Gbps upstream; 65W; DP Alt Mode) 1 x USB (Type-B; upstream) 4 x USB (Type-A; 5 Gbps downstream) 1 x Ethernet RJ45 1 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out |
| High-bandwidth Digital Content Protection (HDCP) 2.3 | High-bandwidth Digital Content Protection (HDCP) | High-bandwidth Digital Content Protection (HDCP) |
Features
Some additional functional features of the model.
| Features | Flicker-free technology KVM Switch Lenovo ThinkColour Low Blue Light Picture-by-Picture Picture-in-Picture | ComfortView Plus Dell Display Manager Flicker-free technology Low Blue Light KVM Switch (auto) Picture-by-Picture Picture-in-Picture | 3-sided micro-edge design Flicker-free technology HP Display Center HP Display Manager HP Eye Ease Low Blue Light |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | CCC China Energy Efficiency Standard ier 1 ENERGY STAR 9.0 EPEAT Gold Eyesafe Display Certification RoHS TCO 9.0 TÜV Rheinland Eye Comfort TÜV Rheinland Low Blue Light (Hardware Solution) TÜV Rheinland Flicker Free Windows Certification | Energy Star 8.0 EPEAT Gold RoHS TCO Certified Displays Microsoft Teams Certified Windows Hello (Cortana) | BIS BSMI CB CCC CE CECP CEL CEL Grade 1 cTUVus EAC ENERGY STAR E-standby EPEAT FCC ISO 9241-307 KC/KCC NOM PSB RCM SEPA TCO Certifed TCO Certifed Edge TUV-S TÜV Low Blue Light Hardware Solution certified VCCI Vietnam MEPS WEEE ISC Mexico Energy ICE UAE TGM TUV-GS Ukraine certificates NRCS of South Africa Belarus Energy Eyesafe Certifed |
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 | - |
| Storage temperature | -20 °C - 60 °C -4 °F - 140 °F | -20 °C - 60 °C -4 °F - 140 °F | - |
| Storage humidity | 5 % - 90 % | 5 % - 90 % | 5 % - 95 % |
| Storage altitude | 12192 m 40000 ft | 12192 m 40000 ft | - |
Accessories
Often the packaging of desktop monitors and smart TV sets includes accessories for them.
| Accessories | DisplayPort cable (NA only) USB Type-C to Type-A cable (NA only) USB Type-C cable | DisplayPort cable USB Type-A to Type-B cable USB Type-C to Type-C cable | USB Type-C to Type-C cable |
Additional features
Information about other features.
| Additional features | Anti-theft stand lock slot - Kensington | Security lock slot | Security lock slot |
| Lenovo ThinkVision P34w-20 | Dell C3422WE | HP E34m G4 |