Comparison between Dell Alienware AW2720HF vs Dell AW2721D

General Info
Model Number	Dell Alienware AW2720HF	Dell AW2721D

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2019	2020
Brand	Dell	Dell
Model Number	Alienware AW2720HF	AW2721D
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	26.97 in 68.5 cm 685 mm 2.25 ft	26.96 in 68.5 cm 684.667 mm 2.25 ft
Screen Width	23.49 in 59.7 cm 596.7 mm 1.96 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.22 in 33.6 cm 335.7 mm 1.1 ft	13.22 in 33.6 cm 335.7 mm 1.1 ft
Display Type	IPS	IPS
Display Bit Depth	8 bits	10 bits (8 bits + FRC)
Frame Rate Control	No	Yes
Max Number of Colors	16777216	1073741824
Bits	24	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	2560 x 1440
Screen Pixel Pitch	0.311 mm	0.233 mm
Screen Pixel Density	81 ppi	109 ppi
Screen-to-Body Ratio	89.12 %	92.6 %
Backlight Source	W-LED	W-LED
DCI P3		98%
sRGB	99 %	131.3 %
Screen Brightness	350 cd/m²	450 cd/m²
Max Screen Brightness		600 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag		3 ms
Display Minimum Response Time	1 ms	1 ms
Display Average Response Time		3 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		DisplayHDR 600
3D	No	No
Size, weight, color
Case Depth	3.1 in 7.9 cm 78.7 mm 0.26 ft	3.24 in 8.2 cm 82.4 mm 0.27 ft
Case Weight	4.6 kg 10 lbs	6.3 kg 14 lbs
Case Width with Stand	24.12 in 61.3 cm 612.7 mm 2.01 ft	23.93 in 60.8 cm 607.7 mm 1.99 ft
Case Height with Stand	17.44 in 44.3 cm 443.1 mm 1.45 ft	17.44 in 44.3 cm 443.1 mm 1.45 ft
Case Depth with Stand	9.92 in 25.2 cm 251.9 mm 0.83 ft	9.92 in 25.2 cm 251.9 mm 0.83 ft
Case Weight with Stand	8.8 kg 19 lbs	10.9 kg 24 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x USB 3.1 (Gen 1; BC 1.2) 2 x USB 3.1 (Gen 1; downstream) 1 x DisplayPort 1.2 2 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x USB 3.0 (Type-B; upstream) 1 x USB 3.1 (Gen 1)	2 x HDMI 2.0 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out (line-out for speakers) 1 x 3.5 mm Audio Out (headphones) 4 x USB 3.2 (Type-A; Gen 1; downstream) 1 x USB 3.2 (Type-B; Gen 1; upstream)
Audio
Features
Cool Features	Built in cable-management Flicker-free technology Dynamic on-screen display AlienFX custom lighting AMD FreeSync technology	ComfortView Flicker-free technology Nano IPS Picture-by-Picture NVIDIA G-Sync Ultimate Certified Low Blue Light AlienFX Lighting Picture-in-Picture Ambient Light Sensor
Extra Features		Security lock slot
Ergonomics
Case Width	24.12 in 61.3 cm 612.7 mm 2.01 ft	23.93 in 60.8 cm 607.7 mm 1.99 ft
Case Height	14.44 in 36.7 cm 366.83 mm 1.2 ft	14.02 in 35.6 cm 356 mm 1.17 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	130 mm 13 cm 5.1181 in 0.4265 ft	130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	90 °	90 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	20 °	20 °
Right Swivel	20 °	20 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	21 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 240 Hz	1 Hz - 240 Hz
Horizontal Digital Frequency	30 kHz - 255 kHz	30 kHz - 255 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	DisplayPort cable HDMI cable USB 3.0 upstream cable Stand base Stand riser I/O cover	DisplayPort cable Mini-DisplayPort to DisplayPort Cable USB Type-B 3.2 Gen 1 cable
Certificates and Standards
Licenses		CECP CEL ENERGY STAR RoHS Compliant TCO Certified Displays TUV Rheonland Eye Safety Certified
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

Dell Alienware AW2720HF

Dell AW2721D