Comparison between HP Z30i vs Dell S3221QS

General Info
Model Number	HP Z30i	Dell S3221QS

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2013	2020
Brand	HP	Dell
Model Number	Z30i	S3221QS
Alias	D7P92A4 D7P92A8 D7P92AS D7P92AT
Display
Screen Size Class	30" (inches)	32" (inches)
Diagonal Size	29.83 in 75.8 cm 757.8 mm 2.49 ft	31.5 in 80 cm 800.1 mm 2.63 ft
Screen Width	25.25 in 64.1 cm 641.28 mm 2.1 ft	27.45 in 69.7 cm 697.31 mm 2.29 ft
Screen Height	15.78 in 40.1 cm 400.8 mm 1.31 ft	15.44 in 39.2 cm 392.26 mm 1.29 ft
Display Curvature		1800
Display Manufacturer	LG Display
Display Type	AH-IPS	VA
Display Bit Depth	10 bits	10 bits
Frame Rate Control	No
Max Number of Colors	1073741824	1073741824
Bits	30	30
Screen Aspect Ratio	16:10	16:9
Screen Resolution	2560 x 1600	3840 x 2160
Screen Pixel Pitch	0.251 mm	0.182 mm
Screen Pixel Density	101 ppi	140 ppi
Screen-to-Body Ratio	82.78 %	90.79 %
Backlight Source	GB-r LED	W-LED
DCI P3		90%
sRGB	104 %	99 %
Adobe RGB 1998	98 %	80 %
Screen Brightness	350 cd/m²	300 cd/m²
Max Screen Brightness		370 cd/m²
Static Screen Contrast	1000 : 1	3000 : 1
Dynamic Screen Contrast	5000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	22 ms
Display Minimum Response Time	8 ms	4 ms
Display Average Response Time		8 ms
Display Coating	Anti-glare/Matte	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	2.37 in 6 cm 60.1 mm 0.2 ft	2.52 in 6.4 cm 64 mm 0.21 ft
Case Weight	7.56 kg 17 lbs	7.4 kg 16 lbs
Case Width with Stand	27.18 in 69 cm 690.3 mm 2.26 ft	27.92 in 70.9 cm 709.2 mm 2.33 ft
Case Height with Stand	23.66 in 60.1 cm 601 mm 1.97 ft	17.64 in 44.8 cm 448.1 mm 1.47 ft
Case Depth with Stand	10.49 in 26.6 cm 266.4 mm 0.87 ft	8.15 in 20.7 cm 207 mm 0.68 ft
Case Weight with Stand	9.96 kg 22 lbs	10.9 kg 24 lbs
Case Color	Black	Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1.4 1 x DisplayPort 1.2 1 x D-sub 1 x 3.5 mm Audio Out 1 x DVI-D Dual Link 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)	2 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 2 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-B; upstream)
Audio
Audio Speakers		2 x 5W
Features
Cool Features	HDCP (High-bandwidth Digital Content Protection) Picture-in-Picture DDC/CI EcoModes	Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology
Extra Features	Security lock slot	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	27.18 in 69 cm 690.3 mm 2.26 ft	27.92 in 70.9 cm 709.2 mm 2.33 ft
Case Height	17.71 in 45 cm 449.8 mm 1.48 ft	16.72 in 42.5 cm 424.8 mm 1.39 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	70 mm 7 cm 2.7559 in 0.2297 ft
Landscape or Portrait Pivot Support	Yes	No
Left Pivot	0 °
Right Pivot	90 °
Left or Right Swivel Support	Yes	No
Left Swivel	45 °
Right Swivel	45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	20 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	50 Hz - 70 Hz	40 Hz - 60 Hz
Horizontal Digital Frequency	24 kHz - 98 kHz	29 kHz - 140 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	DisplayPort cable DVI-D cable USB 3.0 upstream cable	HDMI cable
Certificates and Standards
Licenses	BSMI C-Tick CB CCC CE CECP CEL Grade 1 EAC ENERGY STAR EPA Epeat Gold/Silver (market dependent) FCC Class B ICE ISC KC KCC NOM PSB SEPA TCO EDGE TÜV/S VCCI-B WHQL (Windows 8; Windows 7)	ENERGY STAR 8.0 EPEAT RoHS TCO Certified TUV Flicker Free TUV Low Blue Light
Usage and Storage Requirements
Safe Operating Temperature Level	5 °C - 35 °C 41 °F - 95 °F	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	20 % - 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 % - 95 %	5 % - 90 %
Max Operating Altitude	5000	5000
Max Storage Altitude	12192	12192

HP Z30i

Dell S3221QS