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Product comparison · 2 monitors

Acer R221Q computer monitor vs AOC 75 Series E2275PWJ computer monitor

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  • 34specifications compared
  • 13differ
  • 21identical
  • 76known for one product only

Key differences

  • Panel type
    • IPS
    • TN
  • Response time
    • 4 ms
    • 2 ms
  • Contrast ratio (dynamic)
    • 100000000:1
    • 200000000:1
  • Cable lock slot
    • No
    • Yes
  • Height adjustment
    • No
    • Yes
  • Power consumption (typical)
    • 18 W
    • 14.3 W
  • Power consumption (standby)
    • 0.45 W
    • 0.3 W
  • Power consumption (off)
    • 0.4 W
    • 0.3 W

Side by side

Differences highlightedShow differences only
110 specifications
A

Acer

R221Q computer monitor

Model R221Q

View product
B

AOC

75 Series E2275PWJ computer monitor

Model E2275PWJ

View product
Display3 differ
Display diagonal54.6 cm (21.5")54.6 cm (21.5")
Display resolution1920 x 1080 pixels1920 x 1080 pixels
Native aspect ratio16:916:9
Display technologyLEDLED
TouchscreenNoNo
HD typeFull HDFull HD
Panel typeDiffersIPSTN
Backlight typeKnown for oneW-LED
Display brightness (typical)250 cd/m²250 cd/m²
Response timeDiffers4 ms2 ms
Screen shapeFlatFlat
Supported graphics resolutions1920 x 1080 (HD 1080)1920 x 1080 (HD 1080)
Supported video modesKnown for one1080p
Aspect ratio16:916:9
Contrast ratio (typical)Known for one1000:1
Contrast ratio (dynamic)Differs100000000:1200000000:1
Maximum refresh rateKnown for one60 Hz
Viewing angle, horizontalKnown for one170°
Viewing angle, verticalKnown for one160°
Display number of colours16.78 million colours16.78 million colours
Pixel pitchKnown for one248 x 248 mm
Horizontal scan rangeKnown for one30 - 83 kHz
Vertical scan rangeKnown for one55 - 75 Hz
Viewable size, horizontalKnown for one47.8 cm
Viewable size, verticalKnown for one26.9 cm
3DKnown for oneNo
Pixel frequencyKnown for one148.5 MHz
Performanceidentical
Flicker-free technologyKnown for oneYes
Multimediaidentical
Built-in speaker(s)YesYes
Number of speakersKnown for one2
RMS rated powerKnown for one4 W
Built-in cameraNoNo
Designidentical
Market positioningKnown for oneBusiness
Product colourBlackBlack
Front bezel colourKnown for oneBlack
Feet colourBlackBlack
Ports & interfacesidentical
Built-in USB hubKnown for oneNo
VGA (D-Sub) ports quantity11
DVI portYesYes
HDMI ports quantity11
HDMI versionKnown for one1.4
DisplayPorts quantityKnown for one0
Headphone outKnown for oneYes
Headphone outputsKnown for one1
Headphone connectivityKnown for one3.5 mm
HDCPKnown for oneYes
AC (power) inYesYes
Mobile High-Definition Link (MHL)Known for oneNo
Ergonomics2 differ
VESA mountingKnown for oneYes
Panel mounting interfaceKnown for one100 x 100 mm
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneKensington
Height adjustmentDiffersNoYes
Adjustable height (max)Known for one13 cm
PivotKnown for oneYes
SwivellingKnown for oneYes
Swivel angle rangeKnown for one-165 - 165°
Tilt adjustmentKnown for oneYes
Tilt angle rangeKnown for one-5 - 25°
On Screen Display (OSD)Known for oneYes
On Screen Display (OSD) languagesKnown for oneSimplified Chinese, Traditional Chinese, Czech, German, Dutch, English, Spanish, Finnish, French, Italian, Japanese, Korean, Polish, Portuguese, Russian, Swedish
Number of OSD languagesKnown for one16
Plug and PlayKnown for oneYes
Power3 differ
Power consumption (typical)Differs18 W14.3 W
Power consumption (standby)Differs0.45 W0.3 W
Power consumption (off)Differs0.4 W0.3 W
AC input voltageKnown for one100 - 240 V
AC input frequencyKnown for one50 - 60 Hz
Annual energy consumptionKnown for one32 kWh
External power adapterKnown for oneNo
Energy efficiency class (SDR)Known for oneE
Energy consumption (SDR) per 1000 hoursKnown for one13 kWh
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-25 - 55 °C
Operating relative humidity (H-H)Known for one10 - 85%
Storage relative humidity (H-H)Known for one5 - 93%
Operating altitudeKnown for one0 - 5000 m
Non-operating altitudeKnown for one0 - 12192 m
Weight & dimensions5 differ
Width (with stand)Differs498 mm504 mm
Depth (with stand)Differs224 mm468.8 mm
Height (with stand)Differs384 mm212.9 mm
Weight (with stand)Differs2.3 kg4.8 kg
Width (without stand)Differs498 mm504 mm
Depth (without stand)Known for one33.4 mm
Height (without stand)Known for one304 mm
Weight (without stand)Known for one1.9 kg
Packaging dataidentical
Package widthKnown for one683 mm
Package depthKnown for one190 mm
Package heightKnown for one395 mm
Package weightKnown for one6.5 kg
Package typeKnown for oneBox
DVI cable lengthKnown for one1.8 m
VGA cable lengthKnown for one1.8 m
Packaging contentidentical
Stand includedKnown for oneYes
Cables includedKnown for oneAC, Audio (3.5mm), DVI, VGA
Audio cable lengthKnown for one1.8 m
Power cable lengthKnown for one1.8 m
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Other featuresidentical
On/off switchYesYes
TV tuner integratedNoNo
Compliance certificatesKnown for oneRoHS
Energy efficiency class (legacy scale)Known for oneB
Heavy metals freeKnown for oneHg (mercury), Pb (lead)
Mean time between failures (MTBF)Known for one50000 h
CertificationKnown for oneISO
AC adapter includedKnown for oneYes
Supplied AC adapter typeKnown for oneLED
Logistics dataidentical
Products per palletKnown for one1 pc(s)
Thin Clientidentical
Thin client installedKnown for oneNo

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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