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Monitors and displaysENERGY STAR certified

ViewSonic VS21439

27 in monitor display, model number VP2766-4K.

Screen size

27 in

Native resolution

3840 x 2160

Power in use

19 W

USB-C with power delivery

Yes

Of 1,489 certified monitor monitors and displays, 1,034 have a lower power in use than the VS21439 (19 W).

Maker
ViewSonic
Model
VS21439
Model number
VP2766-4K
Type
Monitor
Screen size
27 in
Native resolution
3840 x 2160
Panel
IPS LCD
Maximum brightness
350 cd/m²
USB-C with power delivery
Yes
Inputs
HDMI, Other, USB
Power in use
19 W
Power in sleep
0.46 W
Power when off
0.21 W
ENERGY STAR Most Efficient
No
On the market since
Jul 2026
ENERGY STAR certified
16 Jun 2026

Source: ENERGY STAR certified monitors and displays dataset, US EPA, record 4653774, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the VS21439

Certified monitors and displays from other makers, same color class, within 20% of its speed.

ModelTypeScreen sizeNative resolutionPower in use
DELL S2719HSMonitor27 in1920 x 108012.8 W
DELL U2719DMonitor27 in2560 x 144018.4 W
Samsung S27R65*FD#Monitor27 in1080 x 192013.5 W
ASUS VA27EQSBMonitor27 in1080 x 192014.8 W
Lenovo P27q-20Monitor27 in1440 x 256016.5 W
Lenovo T27q-20Monitor27 in2560 x 144017.2 W

ViewSonic

More ViewSonic monitors and displays

ModelTypeScreen sizeNative resolutionPower in use
IFP9850-4Signage Display97.5 in3840 x 2160181 W
CDE43G3-1CSignage Display42.5 in3840 x 216036.5 W
CDE55G3-1CSignage Display54.6 in3840 x 216052.3 W
CDE65G3-1CSignage Display64.5 in3840 x 216065.1 W
CDE75G3-1CSignage Display74.6 in3840 x 216075.1 W
CDE86G3-1CSignage Display86 in3840 x 2160108 W
CDE92UWSignage Display91.5 in5120 x 2160153 W
CDE98G3-1CSignage Display97.5 in3840 x 2160119 W

All ViewSonic monitors and displays