Best for Power efficiency
Dell S2725QC
5.0 attribute score
Highest scored product for this attribute based on supporting review evidence.
Best Dell Electronics for Power efficiency
Power efficiency Decision Dashboard
Safest pick
Dell Alienware AW3425DWM
4.5 attribute score
Balances the attribute score, supporting reviews, and overall product strength.
Most evidence
Dell Alienware AW3926QW
4 supporting reviews
Has the broadest review evidence for this attribute.
Best overall product
Dell Alienware AW3426DW
4.4 overall score
Strongest overall product among items with scored evidence for this attribute.
Measured power consumption is favorably low for a 27-inch 4K 120Hz monitor, making it a fairly economical everyday display.
Pros: value for money, Resolution
Cons: port selection, competitive gaming suitability
Power use is comparatively modest for a large gaming LCD, particularly relative to OLED alternatives during gameplay.
Pros: ultrawide gaming experience, black levels
Cons: HDR performance, viewing angles
The latest OLED stack offers higher brightness without conspicuous power penalties; practical consumption is reasonable for this size and speed.
Pros: brightness, value for money
Cons: port selection, built-in speakers
Power draw is somewhat lower than the earlier Alienware generation despite the higher refresh rate.
Pros: refresh rate, HDR performance
Cons: reflection handling, Text fringing
Modest electrical draw makes it possible to operate from a laptop, though battery life is still affected.
Pros: brightness, portability and weight
Cons: value for money, port selection
Power draw is reasonably restrained for a bright 4K IPS screen, sitting between more and less efficient competing displays.
Pros: Resolution, refresh rate
Cons: HDR performance, contrast
A bright full-white desktop can draw considerably more power than an efficient IPS screen of similar size, although mixed scenes are less demanding.
Pros: overall satisfaction, brightness
Cons: Dolby Vision support, VRR flicker
This large RGB-stripe OLED consumes considerable power, especially with full-white content, and is less efficient than some white-subpixel models. Typical gaming narrows the gap but does not erase it.
Pros: overall satisfaction, Text fringing
Cons: brightness, Edge dimming behavior
Higher power draw than expected, including unusual standby use in one test, weakens the efficiency case compared with some conventional screens.
Pros: competitive gaming suitability, color gamut
Cons: brightness, HDMI 2.1 support