Comparison between BenQ BL2420PT vs Dell S2721H

General Info
Model Number	BenQ BL2420PT	Dell S2721H

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2014	2020
Brand	BenQ	Dell
Model Number	BL2420PT	S2721H
Display
Screen Size Class	24" (inches)	27" (inches)
Diagonal Size	23.81 in 60.5 cm 604.7 mm 1.98 ft	27 in 68.6 cm 685.9 mm 2.25 ft
Screen Width	20.74 in 52.7 cm 526.85 mm 1.73 ft	23.54 in 59.8 cm 597.888 mm 1.96 ft
Screen Height	11.67 in 29.6 cm 296.35 mm 0.97 ft	13.24 in 33.6 cm 336.312 mm 1.1 ft
Display Manufacturer	AU Optronics
Display Type	AHVA IPS	IPS
Display Bit Depth	8 bits	8 bits
Frame Rate Control	No
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	2560 x 1440	1920 x 1080
Screen Pixel Pitch	0.206 mm	0.311 mm
Screen Pixel Density	123 ppi	81 ppi
Screen-to-Body Ratio	81.85 %	90.67 %
Backlight Source	W-LED	W-LED
sRGB	100 %
Adobe RGB 1998	77 %
NTSC 1953		72 %
Screen Brightness	300 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	20000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	5 ms	4 ms
Display Average Response Time	14 ms	8 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	2.81 in 7.2 cm 71.5 mm 0.23 ft	2.13 in 5.4 cm 54 mm 0.18 ft
Case Weight		4.4 kg 10 lbs
Case Width with Stand	22.17 in 56.3 cm 563.2 mm 1.85 ft	24.01 in 61 cm 609.9 mm 2 ft
Case Height with Stand	15.15 in 38.5 cm 384.9 mm 1.26 ft	17.8 in 45.2 cm 452.12 mm 1.48 ft
Case Depth with Stand	9.43 in 24 cm 239.55 mm 0.79 ft	7.35 in 18.7 cm 186.8 mm 0.61 ft
Case Weight with Stand	7 kg 15 lbs	5.4 kg 12 lbs
Case Color	Black	Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1.4 1 x DisplayPort 1.2 1 x D-sub 1 x 3.5 mm Audio Out 1 x 3.5 mm Audio In 1 x DVI-D Dual Link 2 x USB 2.0 (downstream) 1 x USB 2.0 (upstream)	2 x HDMI 1.4 1 x 3.5 mm Audio Out
Audio
Audio Speakers	2 x 1W	2 x 3W
Features
Cool Features	CAD/CAM mode Display Pilot Light sensor Low Blue Light Flicker-free technology AMA (Advanced Motion Accelerator) Animation mode	Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	22.17 in 56.3 cm 563.2 mm 1.85 ft	24.01 in 61 cm 609.9 mm 2 ft
Case Height	13.33 in 33.9 cm 338.7 mm 1.11 ft	14.31 in 36.4 cm 363.6 mm 1.19 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	Yes	No
Height Adjustment Range	140 mm 14 cm 5.5118 in 0.4593 ft
Landscape or Portrait Pivot Support	Yes	No
Left Pivot	0 °
Right Pivot	90 °
Left or Right Swivel Support	Yes	No
Left Swivel	45 °
Right Swivel	45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	20 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	50 Hz - 76 Hz	48 Hz - 75 Hz
Horizontal Digital Frequency	30 kHz - 83 kHz	30 kHz - 83 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	Audio cable D-sub cable DVI-D cable USB 2.0 upstream cable	HDMI cable
Certificates and Standards
Licenses	ENERGY STAR 6.0 TCO 6.0	ENERGY STAR 8.0 EPEAT RoHS TCO Certified TUV Flicker Free TUV Low Blue Light
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

BenQ BL2420PT

Dell S2721H