Product comparison · 2 monitors

Acer S1 191HQLFb computer monitor vs Acer S1 221HQLDbd computer monitor

38specifications compared
14differ
24identical
11known for one product only

Key differences

Display diagonal
- S1 191HQLFb computer monitor:47 cm (18.5")
- S1 221HQLDbd computer monitor:54.6 cm (21.5")
Display resolution
- S1 191HQLFb computer monitor:1366 x 768 pixels
- S1 221HQLDbd computer monitor:1920 x 1080 pixels
HD type
- S1 191HQLFb computer monitor:HD
- S1 221HQLDbd computer monitor:Full HD
Supported graphics resolutions
- S1 191HQLFb computer monitor:1366 x 768
- S1 221HQLDbd computer monitor:1920 x 1080 (HD 1080)
Viewing angle, horizontal
- S1 191HQLFb computer monitor:176°
- S1 221HQLDbd computer monitor:170°
Viewing angle, vertical
- S1 191HQLFb computer monitor:176°
- S1 221HQLDbd computer monitor:160°
Built-in speaker(s)
- S1 191HQLFb computer monitor:No
- S1 221HQLDbd computer monitor:Yes
Power consumption (typical)
- S1 191HQLFb computer monitor:11.94 W
- S1 221HQLDbd computer monitor:21 W

Side by side

Differences highlightedShow differences only

Comparison of 191HQLFb, 221HQLDbd
49 specifications	A Acer S1 191HQLFb computer monitor Model 191HQLFb View product	B Acer S1 221HQLDbd computer monitor Model 221HQLDbd View product
Display6 differ
Display diagonalDiffers	47 cm (18.5")	54.6 cm (21.5")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
Native aspect ratio	16:9	16:9
Touchscreen	No	No
HD typeDiffers	HD	Full HD
Display brightness (typical)	250 cd/m²	250 cd/m²
Response time	5 ms	5 ms
Supported graphics resolutionsDiffers	1366 x 768	1920 x 1080 (HD 1080)
Aspect ratio	16:9	16:9
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
Viewing angle, horizontalDiffers	176°	170°
Viewing angle, verticalDiffers	176°	160°
Display number of colours	16.78 million colours	16.78 million colours
3D	No	No
Dynamic contrast ratio marketing nameKnown for one	Unknown — not stated by the source	Mega Contrast
Multimedia1 differ
Built-in speaker(s)Differs	No	Yes
Built-in camera	No	No
Number of speakersKnown for one	Unknown — not stated by the source	1
Designidentical
Product colour	Black	Black
Ports & interfacesidentical
USB Type-A downstream ports quantity	0	0
VGA (D-Sub) ports quantity	1	1
DVI-D ports quantity	0	0
DVI-I ports quantityKnown for one	0	Unknown — not stated by the source
HDMI ports quantity	0	0
AC (power) inKnown for one	Yes	Unknown — not stated by the source
HDMIKnown for one	Unknown — not stated by the source	Yes
Ergonomicsidentical
VESA mounting	Yes	Yes
Panel mounting interface	100 x 100 mm	100 x 100 mm
Cable lock slot	No	No
Plug and Play	Yes	Yes
LED indicators	Power	Power
Height adjustmentKnown for one	Unknown — not stated by the source	No
Power1 differ
Power consumption (typical)Differs	11.94 W	21 W
Power consumption (standby)Known for one	0.43 W	Unknown — not stated by the source
Power consumption (off)Known for one	0.28 W	Unknown — not stated by the source
AC input voltageKnown for one	110 - 220 V	Unknown — not stated by the source
Weight & dimensions4 differ
Width (without stand)Differs	334 mm	505 mm
Depth (without stand)Differs	135 mm	145 mm
Height (without stand)Differs	442 mm	371 mm
Weight (without stand)Differs	2.5 kg	2.8 kg
Packaging content1 differ
Cables includedDiffers	AC, VGA	AC
Quick start guide	Yes	Yes
Manual	Yes	Yes
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Other features1 differ
TV tuner integrated	No	No
CertificationDiffers	CE, CB, UL, FCC, GS, ERGO, ISO9241-307, MPR II, WEEE	CE, TÜV GS, ISO9241-307, MPR II
Supplied AC adapter type	LCD	LCD
Thin Clientidentical
Thin client installed	No	No

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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