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Product comparison · 2 monitors

Lenovo ThinkVision L171p 17.0in Hybrid TFT LCD vs Viewsonic VG2021m - 20" LCD Display

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  • 22specifications compared
  • 12differ
  • 10identical
  • 29known for one product only

Key differences

  • Display diagonal
    • 43.2 cm (17")
    • 50.8 cm (20")
  • Display resolution
    • 1280 x 1024 pixels
    • 1400 x 1050 pixels
  • Viewing angle, horizontal
    • 140°
    • 150°
  • Pixel pitch
    • 0.264
    • 0.292
  • Horizontal scan range
    • 30 - 81 kHz
    • 30 - 82 kHz
  • DVI-D ports quantity
    • 1
    • 0
  • Power consumption (typical)
    • 35 W
    • 55 W
  • Width (without stand)
    • 371 mm
    • 458 mm

Side by side

Differences highlightedShow differences only
51 specifications
A

Lenovo

ThinkVision L171p 17.0in Hybrid TFT LCDView product
B

Viewsonic

VG2021m - 20" LCD DisplayView product
Display5 differ
Display diagonalDiffers43.2 cm (17")50.8 cm (20")
Display resolutionDiffers1280 x 1024 pixels1400 x 1050 pixels
TouchscreenNoNo
Display brightness (typical)300 cd/m²300 cd/m²
Response time8 ms8 ms
Contrast ratio (typical)500:1500:1
Viewing angle, horizontalDiffers140°150°
Viewing angle, vertical130°130°
Display number of coloursKnown for one16.78 million colours
Pixel pitchDiffers0.2640.292
Horizontal scan rangeDiffers30 - 81 kHz30 - 82 kHz
Vertical scan range56 - 76 Hz56 - 76 Hz
Surface treatmentKnown for oneAnti-glare
Viewable size, horizontalKnown for one33.9 cm
Viewable size, verticalKnown for one27.2 cm
Viewable size diagonalKnown for one43.2 cm
Multimediaidentical
RMS rated powerKnown for one3 W
Designidentical
Market positioningBusinessBusiness
Product colourKnown for oneBlack
Ports & interfaces1 differ
USB Type-A downstream ports quantityKnown for one0
VGA (D-Sub) ports quantity11
DVI-D ports quantityDiffers10
DVI-I ports quantityKnown for one0
Audio inputKnown for oneYes
Audio outputKnown for oneNo
Ergonomicsidentical
Panel mounting interfaceKnown for one75 x 75 mm
Cable lock slotYesYes
Cable lock slot typeKensingtonKensington
Tilt angle rangeKnown for one5 - 20°
PivotKnown for oneYes
Swivel angle rangeKnown for one45 - 45°
Plug and PlayKnown for oneYes
Cable lengthKnown for one1.8 m
Power1 differ
Power consumption (typical)Differs35 W55 W
Power consumption (standby)Known for one1 W
Operational conditionsidentical
Operating temperature (T-T)Known for one3 - 35 °C
Operating relative humidity (H-H)Known for one20 - 80%
Weight & dimensions4 differ
Width (with stand)Known for one458 mm
Depth (with stand)Known for one205 mm
Height (with stand)Known for one465 mm
Width (without stand)Differs371 mm458 mm
Depth (without stand)Differs212 mm61 mm
Height (without stand)Differs493 mm404 mm
Weight (without stand)Differs5.4 kg6.2 kg
Other features1 differ
CompatibilityKnown for onePC/Mac
BandwidthKnown for one0.156 GHz
Monitor sync input signalKnown for oneH/V separated (TTL)
Power requirementsKnown for one100–240V, 50/60Hz
CertificationDiffersTCO'03, MPR-IIITCO’03, TÜV/GS, TÜV/ERGO, ISO13406-2, CE, CB, UL, cUL, FCC-B, ICES-003, ENERGY STAR, GOST-R, NOM, Argentina TÜV-S, SASO, PCBC, VCCI, BSMI, CCC, MIC, PSB, C-TICK, RoHS
Supplied AC adapter typeKnown for oneLCD
Power managementKnown for oneENERGY STAR

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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