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Product comparison · 2 monitors

Acer A221HQLb computer monitor vs Philips Brilliance LED monitor with PowerSensor 235PL2EB/00

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  • 33specifications compared
  • 15differ
  • 18identical
  • 65known for one product only

Key differences

  • Display diagonal
    • 54.6 cm (21.5")
    • 58.4 cm (23")
  • Contrast ratio (dynamic)
    • 12000000:1
    • 20000000:1
  • Viewing angle, vertical
    • 176°
    • 170°
  • Display number of colours
    • 16.78 million colours
    • 16.7 million colours
  • Built-in speaker(s)
    • No
    • Yes
  • USB Type-A downstream ports quantity
    • 0
    • 1
  • DVI-D ports quantity
    • 0
    • 1
  • Cable lock slot
    • No
    • Yes

Side by side

Differences highlightedShow differences only
98 specifications
A

Acer

A221HQLb computer monitor

Model A221HQLb

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B

Philips

Brilliance LED monitor with PowerSensor 235PL2EB/00

Model 235PL2EB/00

View product
Display4 differ
Display diagonalDiffers54.6 cm (21.5")58.4 cm (23")
Display technologyKnown for oneLCD
Panel typeKnown for oneTFT
LED backlightKnown for oneYes
Backlight typeKnown for oneW-LED
Contrast ratio (dynamic)Differs12000000:120000000:1
Viewing angle, verticalDiffers176°170°
Display number of coloursDiffers16.78 million colours16.7 million colours
Pixel pitchKnown for one0.265 x 0.265 mm
Horizontal scan rangeKnown for one30 - 83 kHz
Vertical scan rangeKnown for one56 - 75 Hz
Sync-on-green (SOG)Known for oneYes
Display diagonal (metric)Known for one58.4 cm
DDC/CIKnown for oneYes
Colour gamut standardKnown for onesRGB
Separate H/V syncKnown for oneYes
Display sRGBKnown for oneYes
Display panel sizeKnown for one23 inch / 58.4 cm
Performanceidentical
Windows operating systems supportedKnown for oneWindows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Business, Windows Vista Business x64, Windows Vi
Mac operating systems supportedKnown for oneMac OS X 10.0 Cheetah, Mac OS X 10.1 Puma, Mac OS X 10.2 Jaguar, Mac OS X 10.3 Panther, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Multimedia1 differ
Built-in speaker(s)DiffersNoYes
Number of speakersKnown for one2
RMS rated powerKnown for one3 W
Ports & interfaces2 differ
USB hub versionKnown for one2.0
USB Type-A downstream ports quantityDiffers01
DVI portKnown for oneYes
DVI-D ports quantityDiffers01
Audio inputKnown for oneYes
Audio outputKnown for oneYes
PC Audio inKnown for oneYes
HDCPKnown for oneYes
DVI-I ports quantityKnown for one0
AC (power) inKnown for oneYes
Ergonomics1 differ
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneKensington
Height adjustmentKnown for oneYes
Adjustable height (max)Known for one13 cm
PivotKnown for oneYes
SwivellingKnown for oneYes
Swivel angle rangeKnown for one-65 - 65°
Tilt adjustmentKnown for oneYes
Tilt angle rangeKnown for one-5 - 20°
On Screen Display (OSD)Known for oneYes
On Screen Display (OSD) languagesKnown for onePortuguese, English, French, German, Italian, Russian, Simplified Chinese, Spanish
Plug and PlayKnown for oneYes
Power3 differ
Power consumption (typical)Differs30 W22.47 W
Power consumption (standby)Differs0.79 W0.1 W
Power consumption (off)Differs0.67 W0.1 W
Power consumption (PowerSave)Known for one17.74 W
AC input voltageKnown for one100 - 240 V
AC input frequencyKnown for one50 - 60 Hz
Power supply typeKnown for oneInternal
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 one20 - 80%
Relative humidityKnown for one20 - 80%
Weight & dimensions4 differ
Width (with stand)Known for one566 mm
Depth (with stand)Known for one250 mm
Height (with stand)Known for one517 mm
Weight (with stand)Known for one6.4 kg
Width (without stand)Differs511 mm566 mm
Depth (without stand)Differs370 mm57 mm
Height (without stand)Differs199 mm360 mm
Weight (without stand)Differs3.5 kg4.2 kg
Packaging dataidentical
Package widthKnown for one672 mm
Package depthKnown for one434 mm
Package heightKnown for one268 mm
Package weightKnown for one8.1 kg
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Other featuresidentical
Compatible operating systemsKnown for oneMac OS X; Windows 7/Vista/XP
On/off switchKnown for oneYes
Exterior finish typeKnown for oneTextured
Monitor sync input signalKnown for oneSeparate Sync; Sync on Green
Signal inputKnown for oneVGA (Analog ); DVI-D (digital, HDCP)
Mean time between failures (MTBF)Known for one30000 h
CertificationKnown for oneRoHS BSMI CE Mark FCC Class B GOST SEMKO TCO 5.0 TUV/GS TUV Ergo UL/cUL
Picture enhancementKnown for oneSmartImage
User controlsKnown for oneSmartImage; Volume; Power On/Off; PowerSensor; Menu
Supplied AC adapter typeKnown for oneLED
Recycling dataidentical
Packaging recyclability rateKnown for one100%

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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