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Product comparison · 2 monitors

Dell Pro P P2426H vs iiyama ProLite X2491HS-B1 computer monitor

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  • 55specifications compared
  • 21differ
  • 34identical
  • 79known for one product only

Key differences

  • Display diagonal
    • 61 cm (24")
    • 60.5 cm (23.8")
  • Display brightness (typical)
    • 300 cd/m²
    • 350 cd/m²
  • Pixel pitch
    • 0.2745 x 0.2745 mm
    • 0.275 x 0.275 mm
  • Horizontal scan range
    • 30 - 135 kHz
    • 30 - 140 kHz
  • sRGB coverage (typical)
    • 99%
    • 96%
  • AMD FreeSync
    • No
    • Yes
  • Built-in speaker(s)
    • No
    • Yes
  • Built-in USB hub
    • Yes
    • No

Side by side

Differences highlightedShow differences only
134 specifications
A

Dell

Pro P P2426HView product
B

iiyama

ProLite X2491HS-B1 computer monitor

Model X2491HS-B1

View product
Display5 differ
Display diagonalDiffers61 cm (24")60.5 cm (23.8")
LED backlightKnown for oneYes
Backlight typeKnown for oneEdge LED
Display brightness (typical)Differs300 cd/m²350 cd/m²
Response timeKnown for one8 ms
Response time measurement typeKnown for oneGTG (Gray to Gray)
Anti-glare screenKnown for oneYes
Supported graphics resolutionsKnown for one640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 720 (HD 720), 1280 x 1024 (SXGA), 1600 x 900, 1920 x 1080 (HD 1080)
Supported video modesKnown for one1080p, 720p, 576p, 480p
Response time (fast)Known for one5 ms
Pixel pitchDiffers0.2745 x 0.2745 mm0.275 x 0.275 mm
Pixel densityKnown for one93 ppi
Horizontal scan rangeDiffers30 - 135 kHz30 - 140 kHz
Vertical scan rangeKnown for one48 - 120 Hz
Viewable size diagonalKnown for one60.5 cm
Surface hardnessKnown for one3H
sRGB coverage (typical)Differs99%96%
Response time (MPRT)Known for one1 ms
Display surfaceKnown for oneMatt
Contrast ratio (dynamic)Known for one80000000:1
Display diagonal (metric)Known for one60.5 cm
NTSC coverage (typical)Known for one72%
Performance1 differ
NVIDIA G-SYNCKnown for oneNo
AMD FreeSyncDiffersNoYes
Low Blue Light technologyKnown for oneYes
Multimedia1 differ
Built-in speaker(s)DiffersNoYes
Number of speakersKnown for one2
RMS rated powerKnown for one4 W
Designidentical
Market positioningKnown for oneOffice
Ports & interfaces2 differ
Built-in USB hubDiffersYesNo
USB hub versionKnown for one2.0 / 3.2 Gen 1 (3.1 Gen 1)
USB upstream port typeKnown for oneUSB Type-B
Number of downstream portsKnown for one4
Number of USB Type-B upstream ports quantityKnown for one1
USB Type-A downstream ports quantityKnown for one2
USB Type-C downstream ports quantityKnown for one2
HDMI versionKnown for one1.4
DisplayPort versionKnown for one1.4
Headphone outDiffersNoYes
HDCP versionKnown for one1.4
Charging port typeKnown for oneUSB Type-C
Ergonomics1 differ
Height adjustmentDiffersYesNo
Adjustable height (max)Known for one15 cm
PivotKnown for oneYes
Pivot angleKnown for one-90 - 90°
SwivellingKnown for oneYes
Swivel angle rangeKnown for one-45 - 45°
Tilt angle rangeKnown for one-5 - 21°
On Screen Display (OSD)Known for oneYes
Plug and PlayKnown for oneYes
LED indicatorsKnown for oneYes
On Screen Display (OSD) languagesKnown for oneCzech, German, English, Spanish, French, Italian, Japanese, Dutch, Polish, Russian, Ukrainian
Power2 differ
Power consumption (typical)Differs11.7 W12 W
Power consumption (standby)Differs0.3 W0.4 W
Power consumption (max)Known for one74 W
Energy efficiency scaleKnown for oneA to G
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Storage temperature (T-T)Known for one-20 - 60 °C
Operating relative humidity (H-H)Known for one10 - 80%
Storage relative humidity (H-H)Known for one5 - 90%
Operating altitudeKnown for one0 - 5000 m
Non-operating altitudeKnown for one0 - 12192 m
Weight & dimensions4 differ
Width (with stand)Differs538.6 mm539 mm
Depth (with stand)Differs181.8 mm175 mm
Height (with stand)Differs410.8 mm387 mm
Weight (with stand)Differs4.84 kg3.2 kg
Width (without stand)Known for one538.6 mm
Depth (without stand)Known for one50 mm
Height (without stand)Known for one314.2 mm
Weight (without stand)Known for one3.34 kg
Bezel width (side)Known for one5.8 mm
Bezel width (top)Known for one5.8 mm
Bezel width (bottom)Known for one1.2 cm
Packaging data1 differ
Package weightDiffers6.66 kg4.8 kg
USB cable lengthKnown for one1.8 m
Package widthKnown for one615 mm
Package depthKnown for one126 mm
Package heightKnown for one395 mm
Packaging content2 differ
Stand includedKnown for oneYes
Cables includedDiffersDisplayPort, HDMI, USB Type-A to USB Type-B, ACAC, HDMI
DisplayPort cable lengthKnown for one1.8 m
HDMI cable lengthDiffers1.8 m1.5 m
Power cable lengthKnown for one1.5 m
Sustainability1 differ
Sustainability certificatesDiffersENERGY STAR, TCOErP, TCO
Doesn't containKnown for onePVC/BFR, Mercury, Arsenic
Carbon footprintidentical
Carbon emissions, end-of-life (kg of CO2e)Known for one5.32
Carbon emissions, energy usage (kg of CO2e)Known for one53.76
Carbon emissions, logistics (kg of CO2e)Known for one13.3
Carbon emissions, manufacturing (kg of CO2e)Known for one67.48
PAIA versionKnown for oneGaBi version 2, 2026
Total carbon footprint (kg of CO2e)Known for one140
Other features1 differ
Compliance certificatesDiffersRoHSCE, EAC, PSE, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE
DepthKnown for one175 mm
HeightKnown for one387 mm
Packaging contentKnown for onequick start guide, safety guide
WeightKnown for one3.2 kg
WidthKnown for one539 mm
Control panelKnown for oneJoystick: Power/Menu (Centre), Up/Signal Select, Down, Left/Submenu, Right/Volume
User controlsKnown for onecolour settings (i-Style colour, blue light reducer, RGB range, colour temperature, user preset), OSD (OSD H. position, OSD V. position, OSD time, OSD background, DDC/CI control, display information), language, extra 1 (sharpness, video mode adjust, opening logo, power LED), extra 2 (shortcut key),
Technical detailsidentical
Native refresh rateKnown for one60 Hz

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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