Product comparison · 2 monitors

Lenovo ThinkVision LS2023 computer monitor vs Viewsonic TD2220 computer monitor

23specifications compared
12differ
11identical
50known for one product only

Key differences

Display diagonal
- ThinkVision LS2023 computer monitor:50.8 cm (20")
- TD2220 computer monitor:54.6 cm (21.5")
Display resolution
- ThinkVision LS2023 computer monitor:1600 x 900 pixels
- TD2220 computer monitor:1920 x 1080 pixels
Display technology
- ThinkVision LS2023 computer monitor:LCD
- TD2220 computer monitor:LED
Touchscreen
- ThinkVision LS2023 computer monitor:No
- TD2220 computer monitor:Yes
Built-in speaker(s)
- ThinkVision LS2023 computer monitor:No
- TD2220 computer monitor:Yes
USB Type-A downstream ports quantity
- ThinkVision LS2023 computer monitor:0
- TD2220 computer monitor:2
HDCP
- ThinkVision LS2023 computer monitor:No
- TD2220 computer monitor:Yes
Power consumption (typical)
- ThinkVision LS2023 computer monitor:19 W
- TD2220 computer monitor:26 W

Side by side

Differences highlightedShow differences only

Comparison of LS2023, TD2220
73 specifications	A Lenovo ThinkVision LS2023 computer monitor Model LS2023 View product	B Viewsonic TD2220 computer monitor Model TD2220 View product
Display4 differ
Display diagonalDiffers	50.8 cm (20")	54.6 cm (21.5")
Display resolutionDiffers	1600 x 900 pixels	1920 x 1080 pixels
Display technologyDiffers	LCD	LED
TouchscreenDiffers	No	Yes
HD typeKnown for one	Unknown — not stated by the source	Full HD
LED backlightKnown for one	Unknown — not stated by the source	Yes
Backlight typeKnown for one	Unknown — not stated by the source	W-LED
Touchscreen typeKnown for one	Unknown — not stated by the source	Tabletop
Display brightnessKnown for one	Unknown — not stated by the source	200 cd/m²
Response time	5 ms	5 ms
Screen shapeKnown for one	Unknown — not stated by the source	Flat
Aspect ratio	16:9	16:9
Contrast ratio (typical)	1000:1	1000:1
Contrast ratio (dynamic)Known for one	Unknown — not stated by the source	20000000:1
Viewing angle, horizontal	170°	170°
Viewing angle, vertical	160°	160°
Digital horizontal frequencyKnown for one	Unknown — not stated by the source	24 - 83 kHz
Digital vertical frequencyKnown for one	Unknown — not stated by the source	50 - 76 Hz
Display diagonal (metric)Known for one	Unknown — not stated by the source	54.61 cm
3D	No	No
Separate H/V syncKnown for one	Unknown — not stated by the source	Yes
Native aspect ratioKnown for one	16:9	Unknown — not stated by the source
Display brightness (typical)Known for one	250 cd/m²	Unknown — not stated by the source
Performanceidentical
NVIDIA G-SYNCKnown for one	Unknown — not stated by the source	No
AMD FreeSyncKnown for one	Unknown — not stated by the source	No
Multimedia1 differ
Built-in speaker(s)Differs	No	Yes
Number of speakersKnown for one	Unknown — not stated by the source	2
RMS rated powerKnown for one	Unknown — not stated by the source	4 W
Built-in cameraKnown for one	No	Unknown — not stated by the source
Designidentical
Product colour	Black	Black
Market positioningKnown for one	Business	Unknown — not stated by the source
Ports & interfaces2 differ
Number of upstream portsKnown for one	Unknown — not stated by the source	1
USB Type-A downstream ports quantityDiffers	0	2
VGA (D-Sub) ports quantity	1	1
DVI port	Yes	Yes
DVI-D ports quantityKnown for one	Unknown — not stated by the source	1
Audio inputKnown for one	Unknown — not stated by the source	1
HDCPDiffers	No	Yes
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
AC (power) inKnown for one	Yes	Unknown — not stated by the source
Ergonomicsidentical
Panel mounting interface	100 x 100 mm	100 x 100 mm
Wall mountableKnown for one	Unknown — not stated by the source	Yes
Tilt angle rangeKnown for one	Unknown — not stated by the source	20 - 5°
On Screen Display (OSD)Known for one	Unknown — not stated by the source	Yes
VESA mountingKnown for one	Yes	Unknown — not stated by the source
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Height adjustmentKnown for one	No	Unknown — not stated by the source
Tilt adjustmentKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Differs	19 W	26 W
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	18 W
AC input voltageKnown for one	Unknown — not stated by the source	110 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Power supply typeKnown for one	Unknown — not stated by the source	AC
Power consumption (max)Known for one	22 W	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)Differs	8 - 80%	20 - 90%
Weight & dimensionsidentical
Width (with stand)Known for one	Unknown — not stated by the source	511 mm
Depth (with stand)Known for one	Unknown — not stated by the source	240 mm
Height (with stand)Known for one	Unknown — not stated by the source	635 mm
Weight (with stand)Known for one	Unknown — not stated by the source	4.92 kg
Weight (without stand)Known for one	Unknown — not stated by the source	3.96 kg
Packaging dataidentical
Package dimensions (WxDxH)Known for one	Unknown — not stated by the source	570 x 214 x 427 mm
Package weightKnown for one	Unknown — not stated by the source	6.45 kg
Sustainability1 differ
Sustainability certificatesDiffers	EPEAT Gold, ENERGY STAR	ENERGY STAR
Other features2 differ
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 7
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	511 x 66 x 310 mm
Display viewable area (HxV)Known for one	Unknown — not stated by the source	477.5 x 269.2 mm
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	40000 h
CertificationDiffers	ISO 9241-307	CE,CB, BSMI, PSB, SASO, C-tick, e-standby, KC, UL/cUL, FCC-B (ICES003), UL CoC, Mexico Energy, GOST-R/Hygienic, UkrSEPRO, TCO 5.2, Erp, CCC, China Energy, EPEAT Silver, WEEE, RoHS, SVHC
Supplied AC adapter typeDiffers	LED	AC
TV tuner integratedKnown 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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