Product comparison · 2 monitors

Dahua Technology F400N computer monitor vs Dahua Technology LM34-E330CA computer monitor

50specifications compared
30differ
20identical
49known for one product only

Key differences

Display diagonal
- F400N computer monitor:127 cm (50")
- LM34-E330CA computer monitor:86.4 cm (34")
Display resolution
- F400N computer monitor:3840 x 2160 pixels
- LM34-E330CA computer monitor:3440 x 1440 pixels
Native aspect ratio
- F400N computer monitor:16:9
- LM34-E330CA computer monitor:21:9
Display technology
- F400N computer monitor:LED
- LM34-E330CA computer monitor:LCD
HD type
- F400N computer monitor:4K Ultra HD
- LM34-E330CA computer monitor:UltraWide Quad HD
Panel type
- F400N computer monitor:IPS
- LM34-E330CA computer monitor:VA
Backlight type
- F400N computer monitor:Direct LED
- LM34-E330CA computer monitor:Edge LED
Display brightness (typical)
- F400N computer monitor:400 cd/m²
- LM34-E330CA computer monitor:300 cd/m²

Side by side

Differences highlightedShow differences only

Comparison of F400N, LM34-E330CA
99 specifications	A Dahua Technology F400N computer monitor Model F400N View product	B Dahua Technology LM34-E330CA computer monitor Model LM34-E330CA View product
Display13 differ
Display diagonalDiffers	127 cm (50")	86.4 cm (34")
Display resolutionDiffers	3840 x 2160 pixels	3440 x 1440 pixels
Native aspect ratioDiffers	16:9	21:9
Display technologyDiffers	LED	LCD
HD typeDiffers	4K Ultra HD	UltraWide Quad HD
Panel typeDiffers	IPS	VA
Backlight typeDiffers	Direct LED	Edge LED
Display brightness (typical)Differs	400 cd/m²	300 cd/m²
Response timeDiffers	8 ms	1 ms
Response time (MPRT)Known for one	Unknown — not stated by the source	1 ms
Screen shapeDiffers	Flat	Curved
Screen curvature ratingKnown for one	Unknown — not stated by the source	1500R
Contrast ratio (typical)Differs	1200:1	3500:1
Maximum refresh rateDiffers	60 Hz	200 Hz
Pixel pitchDiffers	0.285 x 0.285 mm	0.2318 x 0.2318 mm
Pixel densityKnown for one	Unknown — not stated by the source	109.7 ppi
Viewable size, horizontalKnown for one	Unknown — not stated by the source	79.7 cm
Viewable size, verticalKnown for one	Unknown — not stated by the source	33.4 cm
High Dynamic Range (HDR) supportedKnown for one	Unknown — not stated by the source	Yes
High Dynamic Range (HDR) technologyKnown for one	Unknown — not stated by the source	High Dynamic Range 10 (HDR10)
Colour depthKnown for one	Unknown — not stated by the source	8 bit
sRGB coverage (typical)Known for one	Unknown — not stated by the source	120%
NTSC coverage (typical)Known for one	Unknown — not stated by the source	85%
Adobe RGB coverageKnown for one	Unknown — not stated by the source	85%
DCI-P3 coverageKnown for one	Unknown — not stated by the source	85%
LED backlightKnown for one	Yes	Unknown — not stated by the source
Surface hardnessKnown for one	3H	Unknown — not stated by the source
Colour gamut standardKnown for one	NTSC	Unknown — not stated by the source
Colour gamutKnown for one	72%	Unknown — not stated by the source
Frame Rate Control (FRC) colour depthKnown for one	8 bit	Unknown — not stated by the source
Performanceidentical
NVIDIA G-SYNCKnown for one	No	Unknown — not stated by the source
AMD FreeSyncKnown for one	No	Unknown — not stated by the source
Operating hours (hours/days)Known for one	24/7	Unknown — not stated by the source
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	20 W	Unknown — not stated by the source
Designidentical
Market positioningKnown for one	Unknown — not stated by the source	Gaming
Ports & interfaces2 differ
Built-in USB hubDiffers	Yes	No
DisplayPorts quantityKnown for one	Unknown — not stated by the source	2
DisplayPort versionKnown for one	Unknown — not stated by the source	1.4
Headphone outDiffers	No	Yes
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
Audio inputKnown for one	Yes	Unknown — not stated by the source
Audio outputKnown for one	Yes	Unknown — not stated by the source
RS-232 portsKnown for one	1	Unknown — not stated by the source
Ergonomics2 differ
Panel mounting interfaceDiffers	200 x 300 mm	100 x 100 mm
Height adjustmentDiffers	No	Yes
Adjustable height (max)Known for one	Unknown — not stated by the source	10 cm
SwivellingKnown for one	Unknown — not stated by the source	Yes
Swivel angle rangeKnown for one	Unknown — not stated by the source	-35 - 35°
Tilt adjustmentKnown for one	Unknown — not stated by the source	Yes
Tilt angle rangeKnown for one	Unknown — not stated by the source	-5 - 15°
Cable lock slotKnown for one	No	Unknown — not stated by the source
LED indicatorsKnown for one	Status	Unknown — not stated by the source
Power4 differ
Energy consumption (SDR) per 1000 hoursDiffers	65.4 kWh	30 kWh
Energy consumption (HDR) per 1000 hoursKnown for one	Unknown — not stated by the source	43 kWh
Power consumption (typical)Differs	89 W	47 W
Power consumption (max)Differs	94 W	70 W
Power consumption (off)Known for one	Unknown — not stated by the source	0.3 W
Input currentKnown for one	Unknown — not stated by the source	3.42 A
AC adapter output voltageKnown for one	Unknown — not stated by the source	19 V
Power supply typeDiffers	Internal	External
Energy efficiency scaleKnown for one	Unknown — not stated by the source	A to G
AC input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC input frequencyKnown for one	50/60 Hz	Unknown — not stated by the source
Weight & dimensions4 differ
Width (without stand)Differs	1110.6 mm	810 mm
Depth (without stand)Differs	81.7 mm	132.1 mm
Height (without stand)Differs	641 mm	361.5 mm
Weight (without stand)Differs	8.6 kg	7.3 kg
Packaging data4 differ
Package widthDiffers	1190 mm	21124 mm
Package depthDiffers	125 mm	193 mm
Package heightDiffers	750 mm	1468 mm
Package weightDiffers	11.6 kg	10.2 kg
Package typeKnown for one	Box	Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one	AC, HDMI	Unknown — not stated by the source
Remote control includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Compliance certificatesKnown for one	CE, Electromagnetic Compatibility (EMC), Low Voltage Directive (LVD)	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	2	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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