Comparison between Dell Alienware AW2521HF vs Dell Alienware AW5520QF

General Info
Model Number	Dell Alienware AW2521HF	Dell Alienware AW5520QF

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2020	2019
Brand	Dell	Dell
Model Number	Alienware AW2521HF	Alienware AW5520QF
Alias	Alienware AW2521HFL
Display
Screen Size Class	25" (inches)	55" (inches)
Diagonal Size	24.5 in 62.2 cm 622.3 mm 2.04 ft	54.64 in 138.8 cm 1387.8 mm 4.55 ft
Screen Width	21.41 in 54.4 cm 543.744 mm 1.78 ft	47.62 in 121 cm 1209.6 mm 3.97 ft
Screen Height	11.91 in 30.3 cm 302.616 mm 0.99 ft	26.79 in 68 cm 680.4 mm 2.23 ft
Display Type	IPS	OLED
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	1920 x 1080	3840 x 2160
Screen Pixel Pitch	0.283 mm	0.315 mm
Screen Pixel Density	89 ppi	80 ppi
Screen-to-Body Ratio	90.11 %	93.61 %
Backlight Source	W-LED
DCI P3		98.5%
sRGB	99 %
Screen Brightness	400 cd/m²	130 cd/m²
Max Screen Brightness		400 cd/m²
Static Screen Contrast	1000 : 1	130000 : 1
Screen Horizontal Viewing Angle	178 °	120 °
Screen Vertical Viewing Angle	178 °	120 °
Display Minimum Response Time	1 ms	0.5 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (2H)
3D	No	No
Size, weight, color
Case Depth	2.87 in 7.3 cm 72.95 mm 0.24 ft	3.16 in 8 cm 80.3 mm 0.26 ft
Case Weight	3.55 kg 8 lbs	25.5 kg 56 lbs
Case Width with Stand	21.9 in 55.6 cm 556.29 mm 1.83 ft	48.26 in 122.6 cm 1225.9 mm 4.02 ft
Case Height with Stand	16.58 in 42.1 cm 421.21 mm 1.38 ft	30.34 in 77.1 cm 770.6 mm 2.53 ft
Case Depth with Stand	9.92 in 25.2 cm 251.92 mm 0.83 ft	10.39 in 26.4 cm 263.91 mm 0.87 ft
Case Weight with Stand	7.17 kg 16 lbs	26.1 kg 57 lbs
Case Color	Black	Black, Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x USB 3.0 (Type-B; upstream) 2 x HDMI 2.0 1 x 3.5 mm Audio Out (headphones) 1 x 3.5 mm Audio Out (line-out) 1 x DisplayPort 1.2 3 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-A; downstream; BC 1.2 2A)	1 x USB 3.0 (downstream; BC 1.2) 3 x HDMI 2.0 1 x S/PDIF 1 x 3.5 mm Audio Out 1 x DisplayPort 1.4 3 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)
Audio
Audio Speakers		2 x 14W
Features
Cool Features	Low Blue Light NVIDIA G-SYNC Compatible AMD FreeSync Premium Flicker-free technology	AMD FreeSync technology
Ergonomics
Case Width	21.9 in 55.6 cm 556.29 mm 1.83 ft	48.26 in 122.6 cm 1225.9 mm 4.02 ft
Case Height	12.92 in 32.8 cm 328.24 mm 1.08 ft	28.24 in 71.7 cm 717.2 mm 2.35 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	200 x 200
Removable VESA Stand	Yes	Yes
Height Adjustment	Yes	No
Height Adjustment Range	130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	Yes	No
Left Pivot	90 °
Right Pivot	90 °
Left or Right Swivel Support	Yes	No
Left Swivel	20 °
Right Swivel	20 °
Forward and Backward Tilt Support	Yes	No
Forward Tilt	5 °
Backward Tilt	21 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 240Hz	40 Hz - 120 Hz
Horizontal Digital Frequency	30 kHz - 255 kHz	27 kHz - 269 kHz
Screen Interpolation Measurement Unit	NULL
Accessories
Extras	DisplayPort cable HDMI cable USB 3.0 Type-B to Type-A cable	DisplatPort cable HDMI cable USB 3.0 cable VESA adapter
Certificates and Standards
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 - 80 °C -4 °F - 176 °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

Dell Alienware AW2521HF

Dell Alienware AW5520QF