Comparison between Dell UltraSharp U3417W vs Dell P3421W

General Info
Model Number	Dell UltraSharp U3417W	Dell P3421W

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2016	2020
Brand	Dell	Dell
Model Number	UltraSharp U3417W	P3421W
Display
Screen Size Class	34" (inches)	34" (inches)
Diagonal Size	34.14 in 86.7 cm 867.2 mm 2.85 ft	34.14 in 86.7 cm 867.2 mm 2.85 ft
Screen Width	31.49 in 80 cm 799.8 mm 2.62 ft	31.49 in 80 cm 799.8 mm 2.62 ft
Screen Height	13.18 in 33.5 cm 334.8 mm 1.1 ft	13.18 in 33.5 cm 334.8 mm 1.1 ft
Display Curvature	1900	3800
Display Manufacturer	LG Display	LG Display
Display Type	AH-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	21:9	21:9
Screen Resolution	3440 x 1440	3440 x 1440
Screen Pixel Pitch	0.233 mm	0.233 mm
Screen Pixel Density	109 ppi	109 ppi
Screen-to-Body Ratio	90.49 %
Backlight Source	W-LED	W-LED
sRGB	99 %	99 %
Screen Brightness	300 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	28 ms
Display Minimum Response Time	5 ms	5 ms
Display Average Response Time	8 ms	8 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	2.3 in 5.8 cm 58.4 mm 0.19 ft
Case Weight	7.7 kg 17 lbs	6.7 kg 15 lbs
Case Width with Stand	32.03 in 81.4 cm 813.6 mm 2.67 ft	32.11 in 81.6 cm 815.7 mm 2.68 ft
Case Height with Stand	16.42 in 41.7 cm 417 mm 1.37 ft	15.4 in 39.1 cm 391.1 mm 1.28 ft
Case Depth with Stand	8.91 in 22.6 cm 226.4 mm 0.74 ft	9.35 in 23.7 cm 237.4 mm 0.78 ft
Case Weight with Stand	10.4 kg 23 lbs
Case Color	Gray	Black and Silver
Hardware
Built-in Camera	No	No
Connectivity	2 x HDMI 2.0 1 x DisplayPort 1.2 1 x DisplayPort 1.2 (Output MST) 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 (Input mini) 4 x USB 3.0 (downstream) 2 x USB 3.0 (upstream)	2 x USB 3.2 (Type-A; Gen 1; downstream; 5 Gbps) 1 x USB 3.2 (Type-B; Gen 1; upstream) 1 x DisplayPort 1.2 1 x HDMI 2.0 2 x USB 2.0 (Type-A; downstream) 1 x USB 3.1 (Type-C; upstream; 65W; DP Alt Mode)
Audio
Audio Speakers	2 x 9W	2 x 5W
Features
Cool Features	Picture-in-Picture HDCP (High-bandwidth Digital Content Protection) Picture-by-Picture	KVM Switch Low Blue Light Picture-in-Picture Picture-by-Picture ComfortView Flicker-free technology
Extra Features	Security lock slot	Security lock slot
Ergonomics
Case Width	32.03 in 81.4 cm 813.6 mm 2.67 ft	32.11 in 81.6 cm 815.7 mm 2.68 ft
Case Height	14.32 in 36.4 cm 363.7 mm 1.19 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	115 mm 11.5 cm 4.5276 in 0.3773 ft	150 mm 15 cm 5.9055 in 0.4921 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		4 °
Right Pivot		4 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	30 °	30 °
Right Swivel	30 °	30 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	21 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 76 Hz	60 Hz
Horizontal Digital Frequency	30 kHz - 134 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	DisplayPort cable - mini-DP to DP HDMI cable USB 3.0 upstream cable	DisplayPort cable HDMI cable USB Type-A to Type-B cable USB Type-C to Type-C cable
Certificates and Standards
Licenses	RoHS Compliant	Energy Star EPEAT RoHS TCO Certified Displays TUV Rheinland Flicker Free Certified TUV Rheinland Low Blue Light 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 UltraSharp U3417W

Dell P3421W