Comparison between Acer Predator XB273K vs Dell S2721Q

General Info
Model Number	Acer Predator XB273K	Dell S2721Q

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2018	2020
Brand	Acer	Dell
Model Number	Predator XB273K	S2721Q
Alias	XB273KPbmiphzx XB273K Pbmiphzx
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	26.96 in 68.5 cm 684.7 mm 2.25 ft	26.96 in 68.5 cm 684.7 mm 2.25 ft
Screen Width	23.47 in 59.6 cm 596.16 mm 1.96 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.2 in 33.5 cm 335.34 mm 1.1 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Manufacturer	AU Optronics
Display Type	AHVA IPS	IPS
Display Bit Depth	10 bits (8 bits + FRC)	10 bits
Frame Rate Control	Yes
Max Number of Colors	1073741824	1073741824
Bits	30	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	3840 x 2160	3840 x 2160
Screen Pixel Pitch	0.155 mm	0.155 mm
Screen Pixel Density	163 ppi	163 ppi
Screen-to-Body Ratio	84.43 %	89.83 %
Backlight Source	W-LED	W-LED
DCI P3	90%
sRGB	100 %	99 %
Adobe RGB 1998	87 %
Screen Brightness	350 cd/m²	350 cd/m²
Max Screen Brightness	400 cd/m²
Static Screen Contrast	1000 : 1	1300 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	5 ms
Display Minimum Response Time	4 ms	4 ms
Display Average Response Time	8 ms	8 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR	HDR10 DisplayHDR 400
3D	No	No
Size, weight, color
Case Depth	3.4 in 8.6 cm 86.4 mm 0.28 ft	2.18 in 5.5 cm 55.4 mm 0.18 ft
Case Weight	5.12 kg 11 lbs	4.7 kg 10 lbs
Case Width with Stand	24.8 in 63 cm 629.9 mm 2.07 ft	24.08 in 61.2 cm 611.6 mm 2.01 ft
Case Height with Stand	17.36 in 44.1 cm 441 mm 1.45 ft	17.85 in 45.3 cm 453.4 mm 1.49 ft
Case Depth with Stand	12.09 in 30.7 cm 307.1 mm 1.01 ft	7.35 in 18.7 cm 186.8 mm 0.61 ft
Case Weight with Stand	7.2 kg 16 lbs	5.6 kg 12 lbs
Case Color	Black	Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 2.0 1 x DisplayPort 1.4 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 4W	2 x 3W
Features
Cool Features	Flicker-free technology HDCP (High-bandwidth Digital Content Protection) Nvidia ULMB (Ultra Low Motion Blur) Nvidia G-SYNC Technology Blue Light Filter DDC/CI	Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology
Extra Features		Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	24.8 in 63 cm 629.9 mm 2.07 ft	24.08 in 61.2 cm 611.6 mm 2.01 ft
Case Height	14.8 in 37.6 cm 375.9 mm 1.23 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	No
Height Adjustment Range	100 mm 10 cm 3.937 in 0.3281 ft
Landscape or Portrait Pivot Support	Yes	No
Left Pivot	0 °
Right Pivot	90 °
Left or Right Swivel Support	Yes	No
Left Swivel	20 °
Right Swivel	20 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	25 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	24 Hz - 144 Hz	40 Hz - 60 Hz
Horizontal Digital Frequency	52 kHz - 322 kHz	130 kHz - 137 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	DisplayPort cable Hood USB 3.0 upstream cable	HDMI cable
Certificates and Standards
Licenses	CE cUL ENERGY STAR FCC Class B RoHS compliant TCO Certified Displays TÜV/GS UL VCCI	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	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	10 % - 80 %	10 % - 80 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 90 %	5 % - 90 %
Max Operating Altitude	5000	5000
Max Storage Altitude	12192	12192

Acer Predator XB273K

Dell S2721Q