Product comparison · 2 monitors

Viewsonic Optiquest Q20wb 20" vs Viewsonic X Series VX2835wm computer monitor

23specifications compared
16differ
7identical
26known for one product only

Key differences

Display diagonal
- Optiquest Q20wb 20":50.8 cm (20")
- X Series VX2835wm computer monitor:71.1 cm (28")
Display resolution
- Optiquest Q20wb 20":1680 x 1050 pixels
- X Series VX2835wm computer monitor:1920 x 1200 pixels
Display brightness (typical)
- Optiquest Q20wb 20":300 cd/m²
- X Series VX2835wm computer monitor:500 cd/m²
Contrast ratio (typical)
- Optiquest Q20wb 20":1000:1
- X Series VX2835wm computer monitor:800:1
Power consumption (typical)
- Optiquest Q20wb 20":39 W
- X Series VX2835wm computer monitor:64 W
Operating temperature (T-T)
- Optiquest Q20wb 20":0 - 40 °C
- X Series VX2835wm computer monitor:20 - 55 °C
Operating relative humidity (H-H)
- Optiquest Q20wb 20":10 - 90%
- X Series VX2835wm computer monitor:20 - 85%
Width (with stand)
- Optiquest Q20wb 20":481 mm
- X Series VX2835wm computer monitor:662 mm

Side by side

Differences highlightedShow differences only

Comparison of Optiquest Q20wb 20", VX2835wm
49 specifications	A Viewsonic Optiquest Q20wb 20"View product	B Viewsonic X Series VX2835wm computer monitor Model VX2835wm View product
Display4 differ
Display diagonalDiffers	50.8 cm (20")	71.1 cm (28")
Display resolutionDiffers	1680 x 1050 pixels	1920 x 1200 pixels
Display brightness (typical)Differs	300 cd/m²	500 cd/m²
Contrast ratio (typical)Differs	1000:1	800:1
Horizontal scan rangeKnown for one	Unknown — not stated by the source	24 - 82 kHz
Vertical scan rangeKnown for one	Unknown — not stated by the source	50 - 85 Hz
Sync-on-green (SOG)Known for one	Unknown — not stated by the source	Yes
Composite syncKnown for one	Unknown — not stated by the source	Yes
Native aspect ratioKnown for one	16:10	Unknown — not stated by the source
Aspect ratioKnown for one	16:10	Unknown — not stated by the source
Digital horizontal frequencyKnown for one	31 - 82 kHz	Unknown — not stated by the source
Digital vertical frequencyKnown for one	50 - 75 Hz	Unknown — not stated by the source
Colour gamut standardKnown for one	sRGB	Unknown — not stated by the source
Multimediaidentical
RMS rated powerKnown for one	Unknown — not stated by the source	6 W
Built-in speaker(s)Known for one	No	Unknown — not stated by the source
Built-in cameraKnown for one	No	Unknown — not stated by the source
Designidentical
Market positioningKnown for one	Business	Unknown — not stated by the source
Ports & interfacesidentical
HDMI ports quantityKnown for one	Unknown — not stated by the source	1
AC (power) inKnown for one	Unknown — not stated by the source	Yes
Composite video inKnown for one	Unknown — not stated by the source	1
Component video (YPbPr/YCbCr) inKnown for one	Unknown — not stated by the source	1
S-Video inputs quantityKnown for one	Unknown — not stated by the source	1
DVI-D ports quantityKnown for one	1	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Differs	39 W	64 W
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 40 °C	20 - 55 °C
Operating relative humidity (H-H)Differs	10 - 90%	20 - 85%
Weight & dimensions8 differ
Width (with stand)Differs	481 mm	662 mm
Depth (with stand)Differs	155 mm	306 mm
Height (with stand)Differs	399 mm	578 mm
Weight (with stand)Differs	4.88 kg	12 kg
Width (without stand)Differs	481 mm	662 mm
Depth (without stand)Differs	60 mm	87 mm
Height (without stand)Differs	318 mm	489 mm
Weight (without stand)Differs	4.1 kg	8.5 kg
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Other features1 differ
CompatibilityKnown for one	Unknown — not stated by the source	PC / Mac
Power requirementsDiffers	AC 100-240V, 50/60Hz	AC 100-240V, 50-60Hz
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	40000 h
CertificationKnown for one	Unknown — not stated by the source	UL, cUL, FCC-B, CB, CE, NOM, NEMKO/GS ( TUV/GS), NEMKO ERGO, MPR II, GOST-R, SASO, PCBC, VCCI, BSMI, CCC, PSB, C-TICK, RoHS, TCO'06
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Supplied AC adapter typeKnown for one	LCD	Unknown — not stated by the source
Packaging dataidentical
Package weightKnown for one	6.21 kg	Unknown — not stated by the source

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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