Product comparison · 2 monitors

Acer Predator Z321QU computer monitor vs Samsung LC27F390FHLSZD computer monitor

33specifications compared
17differ
16identical
56known for one product only

Key differences

Display diagonal
- Predator Z321QU computer monitor:80 cm (31.5")
- LC27F390FHLSZD computer monitor:68.6 cm (27")
Display resolution
- Predator Z321QU computer monitor:2560 x 1440 pixels
- LC27F390FHLSZD computer monitor:1920 x 1080 pixels
HD type
- Predator Z321QU computer monitor:Quad HD
- LC27F390FHLSZD computer monitor:Full HD
Display brightness (typical)
- Predator Z321QU computer monitor:300 cd/m²
- LC27F390FHLSZD computer monitor:250 cd/m²
Supported graphics resolutions
- Predator Z321QU computer monitor:2560 x 1440
- LC27F390FHLSZD computer monitor:1920 x 1080 (HD 1080)
NVIDIA G-SYNC
- Predator Z321QU computer monitor:Yes
- LC27F390FHLSZD computer monitor:No
AMD FreeSync
- Predator Z321QU computer monitor:No
- LC27F390FHLSZD computer monitor:Yes
Built-in speaker(s)
- Predator Z321QU computer monitor:Yes
- LC27F390FHLSZD computer monitor:No

Side by side

Differences highlightedShow differences only

Comparison of Z321QU, LC27F390FHLSZD
89 specifications	A Acer Predator Z321QU computer monitor Model Z321QU View product	B Samsung LC27F390FHLSZD computer monitor Model LC27F390FHLSZD View product
Display5 differ
Display diagonalDiffers	80 cm (31.5")	68.6 cm (27")
Display resolutionDiffers	2560 x 1440 pixels	1920 x 1080 pixels
Native aspect ratio	16:9	16:9
Display technologyKnown for one	LED	Unknown — not stated by the source
Touchscreen	No	No
HD typeDiffers	Quad HD	Full HD
Panel typeKnown for one	VA	Unknown — not stated by the source
Display brightness (typical)Differs	300 cd/m²	250 cd/m²
Response timeKnown for one	4 ms	Unknown — not stated by the source
Screen shape	Curved	Curved
Supported graphics resolutionsDiffers	2560 x 1440	1920 x 1080 (HD 1080)
Supported video modesKnown for one	1440p	Unknown — not stated by the source
Aspect ratioKnown for one	16:9	Unknown — not stated by the source
Contrast ratio (dynamic)Known for one	100000000:1	Unknown — not stated by the source
Maximum refresh rateKnown for one	165 Hz	Unknown — not stated by the source
Viewing angle, horizontal	178°	178°
Viewing angle, vertical	178°	178°
Display number of colours	16.78 million colours	16.78 million colours
Viewable size, horizontalKnown for one	69.8 cm	Unknown — not stated by the source
Viewable size, verticalKnown for one	39.3 cm	Unknown — not stated by the source
NTSC coverage (typical)Known for one	72%	Unknown — not stated by the source
3D	No	No
Contrast ratio (typical)Known for one	Unknown — not stated by the source	3000:1
Dynamic contrast ratio marketing nameKnown for one	Unknown — not stated by the source	Mega Contrast
Performance2 differ
NVIDIA G-SYNCDiffers	Yes	No
AMD FreeSyncDiffers	No	Yes
VESA Adaptive Sync supportKnown for one	Unknown — not stated by the source	Yes
Game modeKnown for one	Unknown — not stated by the source	Yes
Multimedia1 differ
Built-in speaker(s)Differs	Yes	No
Number of speakersKnown for one	2	Unknown — not stated by the source
RMS rated powerKnown for one	14 W	Unknown — not stated by the source
Built-in camera	No	No
Designidentical
Market positioningKnown for one	Gaming	Unknown — not stated by the source
Product colour	Black	Black
Feet colourKnown for one	Black, Red	Unknown — not stated by the source
Ports & interfaces1 differ
Built-in USB hubDiffers	Yes	No
USB hub versionKnown for one	3.2 Gen 1 (3.1 Gen 1)	Unknown — not stated by the source
Number of upstream portsKnown for one	1	Unknown — not stated by the source
USB Type-A downstream ports quantityKnown for one	4	Unknown — not stated by the source
HDMI ports quantity	1	1
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Audio outputKnown for one	Yes	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
DVI portKnown for one	Unknown — not stated by the source	No
Headphone outputsKnown for one	Unknown — not stated by the source	1
Headphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Ergonomicsidentical
VESA mounting	Yes	Yes
Cable lock slot	No	No
Height adjustmentKnown for one	Yes	Unknown — not stated by the source
Adjustable height (max)Known for one	12 cm	Unknown — not stated by the source
SwivellingKnown for one	Yes	Unknown — not stated by the source
Swivel angle rangeKnown for one	-25 - 25°	Unknown — not stated by the source
Tilt adjustmentKnown for one	Yes	Unknown — not stated by the source
Tilt angle rangeKnown for one	-5 - 25°	Unknown — not stated by the source
Panel mounting interfaceKnown for one	Unknown — not stated by the source	75 x 75 mm
Power2 differ
Power consumption (typical)Known for one	50 W	Unknown — not stated by the source
Power consumption (standby)Differs	0.5 W	0.3 W
Power consumption (off)Differs	0.45 W	0.3 W
AC input voltage	100 - 240 V	100 - 240 V
Annual energy consumptionKnown for one	73 kWh	Unknown — not stated by the source
Power consumption (max)Known for one	Unknown — not stated by the source	25 W
Weight & dimensions5 differ
Width (with stand)Differs	722 mm	622.9 mm
Depth (with stand)Differs	299.9 mm	247.7 mm
Height (with stand)Differs	457.5 mm	462.5 mm
Weight (with stand)Differs	10.6 kg	4.4 kg
Width (without stand)Differs	722 mm	622.9 mm
Depth (without stand)Known for one	Unknown — not stated by the source	94.4 mm
Height (without stand)Known for one	Unknown — not stated by the source	367.6 mm
Weight (without stand)Known for one	Unknown — not stated by the source	3.6 kg
Packaging content1 differ
Stand included	Yes	Yes
Cables includedDiffers	DisplayPort, USB	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
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Other featuresidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Energy efficiency class (legacy scale)Known for one	B	Unknown — not stated by the source
Power consumption (economy mode)Known for one	45 W	Unknown — not stated by the source
CertificationKnown for one	MPR II	Unknown — not stated by the source
Supplied AC adapter type	LED	LED
On/off switchKnown for one	Unknown — not stated by the source	Yes
TV tuner integratedKnown for one	Unknown — not stated by the source	No
ECO modeKnown for one	Unknown — not stated by the source	Yes
Thin Clientidentical
Thin client installed	No	No
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%
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	700 mm
Package depthKnown for one	Unknown — not stated by the source	199 mm
Package heightKnown for one	Unknown — not stated by the source	444 mm
Package weightKnown for one	Unknown — not stated by the source	7 kg

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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