Comparison between Dell S2721HN vs BenQ PD2705UA

General Info
Model Number	Dell S2721HN	BenQ PD2705UA

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2020	2022
Brand	Dell	BenQ
Model Number	S2721HN	PD2705UA
Alias	S2721NX
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	27 in 68.6 cm 685.891 mm 2.25 ft	26.93 in 68.4 cm 684 mm 2.24 ft
Screen Width	23.54 in 59.8 cm 597.89 mm 1.96 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.24 in 33.6 cm 336.312 mm 1.1 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Type	IPS	IPS
Display Bit Depth	8 bits	10 bits (8 bits + FRC)
Frame Rate Control		Yes
Max Number of Colors	16777216	1073741824
Bits	24	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	3840 x 2160
Screen Pixel Pitch	0.311 mm	0.185 mm
Screen Pixel Density	81 ppi	163 ppi
Screen-to-Body Ratio	90.67 %	89.21 %
Backlight Source	W-LED	W-LED
sRGB		99 %
NTSC 1953	72 %
Screen Brightness	300 cd/m²	250 cd/m²
Max Screen Brightness		350 cd/m²
Static Screen Contrast	1000 : 1	1200 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	4 ms	5 ms
Display Average Response Time	8 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
HDR		HDR10
3D	No	No
Size, weight, color
Case Depth	2.13 in 5.4 cm 54 mm 0.18 ft	3.39 in 8.6 cm 86 mm 0.28 ft
Case Weight	4.3 kg 9 lbs	6.2 kg 14 lbs
Case Width with Stand	24.01 in 61 cm 609.9 mm 2 ft	24.17 in 61.4 cm 614 mm 2.01 ft
Case Height with Stand	17.85 in 45.3 cm 453.3 mm 1.49 ft	21.77 in 55.3 cm 553 mm 1.81 ft
Case Depth with Stand	7.35 in 18.7 cm 186.8 mm 0.61 ft	18.09 in 45.9 cm 459.4 mm 1.51 ft
Case Weight with Stand	5.2 kg 11 lbs	10 kg 22 lbs
Case Color	Black, Silver	Black
Hardware
Built-in Camera	No	No
Connectivity	2 x HDMI 1.4 1 x 3.5 mm Audio Out	1 x USB 3.2 (Type-C; downstream) 1 x USB 3.2 (Type-C; upstream; 65W; DP Alt Mode) 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 1 x HDMI 2.0 3 x USB 3.2 (Type-A; Gen 1; downstream) 2 x USB 3.2 (Type-B; upstream)
Audio
Audio Speakers		2 x 2.5W
Features
Cool Features	Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology	Uniformity Technology Auto Pivot Picture-by-Picture Pantone SkinTone Validated 1 year free Pantone Connect Premium Picture-in-Picture BenQ AQCOLOR ICCsync Color Modes (Darkroom / Animation / CAD-CAM / DICOM / M-Book / Rec.709 / sRGB / HDR / Low Blue Light / User defined) DualView Pantone Validated Low Blue Light Solidworks Display Pilot Calman Verified AMA (Advanced Motion Accelerator) KVM Switch Flicker-free technology AMD FreeSync technology Hotkey Puck G2
Extra Features	Anti-theft stand lock slot - Kensington S2721HN - silver S2721NX - black	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	24.01 in 61 cm 609.9 mm 2 ft	24.17 in 61.4 cm 614 mm 2.01 ft
Case Height	14.31 in 36.4 cm 363.6 mm 1.19 ft	14.4 in 36.6 cm 365.7 mm 1.2 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	No	Yes
Height Adjustment Range		150 mm 15 cm 5.9055 in 0.4921 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		0 °
Right Pivot		90 °
Left or Right Swivel Support	No	Yes
Left Swivel		275 °
Right Swivel		275 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	21 °	30 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 75 Hz	60 Hz
Horizontal Digital Frequency	30 kHz - 83 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	HDMI cable	Calibration report Hotkey Puck G2 QSG
Certificates and Standards
Licenses	ENERGY STAR 8.0 EPEAT RoHS TCO Certified TUV Flicker Free TUV Low Blue Light	TUV Rheinland Flicker-free Certified TUV Rheinland Low Blue Light Certified
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	10 % - 80 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 90 %
Max Operating Altitude	5000
Max Storage Altitude	12192

Dell S2721HN

BenQ PD2705UA