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Product comparison · 2 monitors

Acer S1 S221HQLDbd computer monitor vs ASUS VB178T computer monitor

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  • 36specifications compared
  • 16differ
  • 20identical
  • 27known for one product only

Key differences

  • Display diagonal
    • 54.6 cm (21.5")
    • 43.2 cm (17")
  • Display resolution
    • 1920 x 1080 pixels
    • 1280 x 1024 pixels
  • Native aspect ratio
    • 16:9
    • 5:4
  • Supported graphics resolutions
    • 1920 x 1080 (HD 1080)
    • 1280 x 1024 (SXGA)
  • Aspect ratio
    • 16:9
    • 5:4
  • Contrast ratio (dynamic)
    • 100000000:1
    • 50000000:1
  • Built-in speaker(s)
    • No
    • Yes
  • Cable lock slot
    • No
    • Yes

Side by side

Differences highlightedShow differences only
63 specifications
A

Acer

S1 S221HQLDbd computer monitor

Model S221HQLDbd

View product
B

ASUS

VB178T computer monitor

Model VB178T

View product
Display6 differ
Display diagonalDiffers54.6 cm (21.5")43.2 cm (17")
Display resolutionDiffers1920 x 1080 pixels1280 x 1024 pixels
Native aspect ratioDiffers16:95:4
Supported graphics resolutionsDiffers1920 x 1080 (HD 1080)1280 x 1024 (SXGA)
Aspect ratioDiffers16:95:4
Contrast ratio (dynamic)Differs100000000:150000000:1
Pixel pitchKnown for one0.264 x 0.264 mm
Horizontal scan rangeKnown for one30 - 83 kHz
Vertical scan rangeKnown for one55 - 75 Hz
Digital horizontal frequencyKnown for one30 - 83 kHz
Digital vertical frequencyKnown for one55 - 75 Hz
HD typeKnown for oneFull HD
Backlight typeKnown for oneW-LED
Supported video modesKnown for one1080p
Multimedia1 differ
Built-in speaker(s)DiffersNoYes
Number of speakersKnown for one2
RMS rated powerKnown for one2 W
Ports & interfacesidentical
DVI-D ports quantityKnown for one1
DVI-I ports quantityKnown for one0
Headphone connectivityKnown for one3.5 mm
PC Audio inKnown for oneYes
AC (power) inKnown for oneYes
Ergonomics1 differ
VESA mountingKnown for oneYes
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneKensington
Tilt angle rangeKnown for one-5 - 20°
LED indicatorsKnown for onePower
Power3 differ
Power consumption (typical)Differs21.2 W25 W
Power consumption (standby)Differs0.64 W1 W
AC input voltageDiffers110 - 220 V100 - 240 V
AC input frequencyKnown for one50 - 60 Hz
Power consumption (off)Known for one0.46 W
Weight & dimensions4 differ
Width (with stand)Known for one377 mm
Depth (with stand)Known for one210 mm
Height (with stand)Known for one386 mm
Weight (with stand)Known for one5.1 kg
Width (without stand)Differs505 mm377 mm
Depth (without stand)Differs145 mm60 mm
Height (without stand)Differs371 mm314.2 mm
Weight (without stand)Differs2.8 kg3.5 kg
Packaging content1 differ
Cables includedDiffersAC, VGAAC, DVI, VGA
ManualKnown for oneYes
Other featuresidentical
CertificationKnown for oneL/cUL, CB, ErP, FCC,CCC, BSMI, Gost-R, C-Tick, VCCI,PSB,TCO5.2, ISO9241-307, TUV-GS/ERGO, J-MOSS, WEEE, Windows 7 WHQL

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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