Comparison between BenQ BL2420Z vs BenQ PD2705Q

General Info
Model Number	BenQ BL2420Z	BenQ PD2705Q

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2015	2020
Brand	BenQ	BenQ
Model Number	BL2420Z	PD2705Q
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 685.8 mm 2.25 ft
Screen Width	20.75 in 52.7 cm 527.04 mm 1.73 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	11.67 in 29.6 cm 296.46 mm 0.97 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Manufacturer	AU Optronics
Display Type	AMVA	IPS
Display Bit Depth	8 bits	8 bits
Frame Rate Control	No	No
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	2560 x 1440
Screen Pixel Pitch	0.275 mm	0.233 mm
Screen Pixel Density	92 ppi	109 ppi
Screen-to-Body Ratio	81.91 %	88.67 %
Backlight Source	W-LED	W-LED
sRGB	92 %	100 %
NTSC 1953	72 %
Screen Brightness	250 cd/m²	300 cd/m²
Static Screen Contrast	3000 : 1	1000 : 1
Dynamic Screen Contrast	20000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	7 ms	5 ms
Display Average Response Time	12 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
3D	No	No
Size, weight, color
Case Depth	2.81 in 7.2 cm 71.5 mm 0.23 ft	2.25 in 5.7 cm 57.2 mm 0.19 ft
Case Weight	7 kg 15 lbs
Case Width with Stand	22.17 in 56.3 cm 563.2 mm 1.85 ft	24.17 in 61.4 cm 614 mm 2.01 ft
Case Height with Stand	15.15 in 38.5 cm 384.9 mm 1.26 ft	16.87 in 42.9 cm 428.5 mm 1.41 ft
Case Depth with Stand	9.43 in 24 cm 239.55 mm 0.79 ft	9.08 in 23.1 cm 230.7 mm 0.76 ft
Case Weight with Stand		5.7 kg 13 lbs
Case Color	Black	Dark Gray
Hardware
Built-in Camera	No	No
Connectivity	1 x DisplayPort 1.2 1 x DVI-D Dual Link 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out 1 x D-sub 2 x USB 2.0 (downstream) 1 x USB 2.0 (upstream)	1 x USB 3.1 (Type-B; upstream) 1 x HDMI 2.0 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 1 x DisplayPort (Out with MST) 1 x USB (Type-C; 65W; DP Alt Mode) 4 x USB 3.1 (Type-A; downstream)
Audio
Audio Speakers	2 x 1W	2 x 2W
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 HDR10 compatible CAD/CAM) KVM Switch Professional Modes (Darkroom Low Blue Light ICCsync AQCOLOR technology M-book DualView (Picture-by-Picture) Animation
Extra Features	Anti-theft stand lock slot - Kensington	DesignVue Designer Monitor Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	22.17 in 56.3 cm 563.2 mm 1.85 ft	24.17 in 61.4 cm 614 mm 2.01 ft
Case Height	13.33 in 33.9 cm 338.7 mm 1.11 ft	14.48 in 36.8 cm 367.9 mm 1.21 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	Yes	Yes
Height Adjustment Range	140 mm 14 cm 5.5118 in 0.4593 ft	120 mm 12 cm 4.7244 in 0.3937 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	90 °	90 °
Right Pivot	0 °	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	45 °	45 °
Right Swivel	45 °	45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	20 °	20 °
Frequency and Interpolation
Vertical Digital Frequency	50 Hz - 76 Hz	60 Hz
Horizontal Digital Frequency	30 kHz - 83 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	Audio cable USB 2.0 upstream cable	DisplayPort cable HDMI cable (optional) USB Type-A cable USB Type-C cable
Certificates and Standards
Licenses	ENERGY STAR 6.0 TCO 6.0	ENERGY STAR Mac Compatible Pantone Validated UL/cUL Verified by CalMAN Windows 10 Windows 8.1 Windows 8 Windows 7
Usage and Storage Requirements
Safe Operating Temperature Level		0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level		10 % - 80 %

BenQ BL2420Z

BenQ PD2705Q