Product comparison · 2 monitors

Acer KG221Qbmix computer monitor vs Samsung LC27F390FHEXXY computer monitor

31specifications compared
12differ
19identical
40known for one product only

Key differences

Display diagonal
- KG221Qbmix computer monitor:54.6 cm (21.5")
- LC27F390FHEXXY computer monitor:68.6 cm (27")
Panel type
- KG221Qbmix computer monitor:TN
- LC27F390FHEXXY computer monitor:VA
Response time
- KG221Qbmix computer monitor:1 ms
- LC27F390FHEXXY computer monitor:5 ms
Screen shape
- KG221Qbmix computer monitor:Flat
- LC27F390FHEXXY computer monitor:Curved
Viewing angle, horizontal
- KG221Qbmix computer monitor:170°
- LC27F390FHEXXY computer monitor:178°
Viewing angle, vertical
- KG221Qbmix computer monitor:160°
- LC27F390FHEXXY computer monitor:178°
Panel mounting interface
- KG221Qbmix computer monitor:100 x 100 mm
- LC27F390FHEXXY computer monitor:75 x 75 mm
Tilt angle range
- KG221Qbmix computer monitor:-5 - 15°
- LC27F390FHEXXY computer monitor:2 - 22°

Side by side

Differences highlightedShow differences only

Comparison of KG221Qbmix, LC27F390FHEXXY
71 specifications	A Acer KG221Qbmix computer monitor Model KG221Qbmix View product	B Samsung LC27F390FHEXXY computer monitor Model LC27F390FHEXXY View product
Display6 differ
Display diagonalDiffers	54.6 cm (21.5")	68.6 cm (27")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Native aspect ratio	16:9	16:9
Display technology	LED	LED
Touchscreen	No	No
HD type	Full HD	Full HD
Panel typeDiffers	TN	VA
Backlight typeKnown for one	Unknown — not stated by the source	LED
Display brightness (typical)	250 cd/m²	250 cd/m²
Response timeDiffers	1 ms	5 ms
Screen shapeDiffers	Flat	Curved
Supported graphics resolutions	1920 x 1080 (HD 1080)	1920 x 1080 (HD 1080)
Aspect ratio	16:9	16:9
Dynamic contrast ratio marketing nameKnown for one	Unknown — not stated by the source	Mega Contrast
Maximum refresh rateKnown for one	Unknown — not stated by the source	60 Hz
Viewing angle, horizontalDiffers	170°	178°
Viewing angle, verticalDiffers	160°	178°
Display number of colours	16.78 million colours	16.78 million colours
Supported video modesKnown for one	1080p	Unknown — not stated by the source
Contrast ratio (typical)Known for one	1000:1	Unknown — not stated by the source
Contrast ratio (dynamic)Known for one	100000000:1	Unknown — not stated by the source
3DKnown for one	No	Unknown — not stated by the source
Performanceidentical
AMD FreeSync	Yes	Yes
VESA Adaptive Sync support	Yes	Yes
NVIDIA G-SYNCKnown for one	No	Unknown — not stated by the source
Designidentical
Product colour	Black	Black
Ports & interfacesidentical
Built-in USB hub	No	No
VGA (D-Sub) ports quantity	1	1
DVI port	No	No
HDMIKnown for one	Unknown — not stated by the source	Yes
HDMI ports quantity	1	1
Headphone outKnown for one	Unknown — not stated by the source	Yes
Ergonomics2 differ
VESA mounting	Yes	Yes
Panel mounting interfaceDiffers	100 x 100 mm	75 x 75 mm
Tilt adjustment	Yes	Yes
Tilt angle rangeDiffers	-5 - 15°	2 - 22°
Cable lock slotKnown for one	No	Unknown — not stated by the source
Power1 differ
Power consumption (max)Known for one	Unknown — not stated by the source	25 W
Power consumption (off)Differs	0.35 W	0.3 W
AC input voltage	100 - 240 V	100 - 240 V
Annual energy consumptionKnown for one	Unknown — not stated by the source	240 kWh
Energy efficiency class (SDR)Known for one	F	Unknown — not stated by the source
Energy consumption (SDR) per 1000 hoursKnown for one	19 kWh	Unknown — not stated by the source
Power consumption (typical)Known for one	17 W	Unknown — not stated by the source
Power consumption (standby)Known for one	0.4 W	Unknown — not stated by the source
Energy efficiency scaleKnown for one	A to G	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 40 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 80%
Weight & dimensions3 differ
Width (with stand)Known for one	Unknown — not stated by the source	622.9 mm
Depth (with stand)Known for one	Unknown — not stated by the source	247.7 mm
Height (with stand)Known for one	Unknown — not stated by the source	462.5 mm
Weight (with stand)Known for one	Unknown — not stated by the source	2.4 kg
Width (without stand)Differs	508 mm	622.9 mm
Depth (without stand)Differs	188.8 mm	94.4 mm
Height (without stand)Differs	406.1 mm	367.6 mm
Weight (without stand)Known for one	Unknown — not stated by the source	3.6 kg
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	199 mm
Package depthKnown for one	Unknown — not stated by the source	444 mm
Package heightKnown for one	Unknown — not stated by the source	700 mm
Package weightKnown for one	Unknown — not stated by the source	7 kg
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	HDMI
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Power cable lengthKnown for one	Unknown — not stated by the source	1.5 m
ManualKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Power consumption (DPMS)Known for one	Unknown — not stated by the source	0.3 W
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Supplied AC adapter typeKnown for one	LED	Unknown — not stated by the source
Multimediaidentical
Built-in speaker(s)Known for one	Yes	Unknown — not stated by the source
RMS rated powerKnown for one	2 W	Unknown — not stated by the source
Built-in cameraKnown for one	No	Unknown — not stated by the source
Thin Clientidentical
Thin client installedKnown for one	No	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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