Comparison between Acer Predator Z1 Z321QU vs Dell S2721QS

General Info
Model Number	Acer Predator Z1 Z321QU	Dell S2721QS

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2017	2020
Brand	Acer	Dell
Model Number	Predator Z1 Z321QU	S2721QS
Alias	Z321QU bmiphzx
Display
Screen Size Class	32" (inches)	27" (inches)
Diagonal Size	31.54 in 80.1 cm 801 mm 2.63 ft	26.96 in 68.5 cm 684.7 mm 2.25 ft
Screen Width	27.45 in 69.7 cm 697.344 mm 2.29 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	15.44 in 39.2 cm 392.256 mm 1.29 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Curvature	1800
Display Type	VA	IPS
Display Bit Depth	8 bits	10 bits
Frame Rate Control	No
Max Number of Colors	16777216	1073741824
Bits	24	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	2560 x 1440	3840 x 2160
Screen Pixel Pitch	0.272 mm	0.155 mm
Screen Pixel Density	93 ppi	163 ppi
Screen-to-Body Ratio	89.28 %	89.83 %
Backlight Source	W-LED	W-LED
sRGB		99 %
NTSC 1953	72 %
Screen Brightness	300 cd/m²	350 cd/m²
Max Screen Brightness		390 cd/m²
Static Screen Contrast	3000 : 1	1300 : 1
Dynamic Screen Contrast	100000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	4 ms	4 ms
Display Average Response Time		8 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	4.7 in 11.9 cm 119.4 mm 0.39 ft	2.18 in 5.5 cm 55.4 mm 0.18 ft
Case Weight	6.8 kg 15 lbs	4.7 kg 10 lbs
Case Width with Stand	28.73 in 73 cm 729.7 mm 2.39 ft	24.08 in 61.2 cm 611.6 mm 2.01 ft
Case Height with Stand	19.06 in 48.4 cm 484 mm 1.59 ft	15.75 in 40 cm 400.1 mm 1.31 ft
Case Depth with Stand	11.74 in 29.8 cm 298.2 mm 0.98 ft	6.88 in 17.5 cm 174.7 mm 0.57 ft
Case Weight with Stand	10 kg 22 lbs	6.4 kg 14 lbs
Case Color	Black	Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1.4 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)	1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x DisplayPort 1.2
Audio
Audio Speakers	2 x 7W	2 x 3W
Features
Cool Features	HDCP (High-bandwidth Digital Content Protection) Nvidia G-SYNC Technology DDC/CI Flicker-free technology	Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology
Extra Features		Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	28.1 in 71.4 cm 713.74 mm 2.34 ft	24.08 in 61.2 cm 611.6 mm 2.01 ft
Case Height	16.9 in 42.9 cm 429.26 mm 1.41 ft	14.35 in 36.5 cm 364.6 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	Yes	Yes
Height Adjustment Range	120 mm 12 cm 4.7244 in 0.3937 ft	110 mm 11 cm 4.3307 in 0.3609 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		90 °
Right Pivot		90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	25 °	30 °
Right Swivel	25 °	30 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	25 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	165 Hz	40 Hz - 60 Hz
Horizontal Digital Frequency		130 kHz - 137 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	DisplayPort cable HDMI cable USB 3.0 upstream cable	HDMI cable
Certificates and Standards
Licenses	CE ENERGY STAR	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

Acer Predator Z1 Z321QU

Dell S2721QS