Comparison between HP U27 4K Wireless Monitor vs Lenovo L28u-30

General Info
Model Number	HP U27 4K Wireless Monitor	Lenovo L28u-30

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2020	2020
Brand	HP	Lenovo
Model Number	U27 4K Wireless Monitor	L28u-30
Alias	9TQ12AA 9TQ13AA	65FAGAC2
Display
Screen Size Class	27" (inches)	28" (inches)
Diagonal Size	26.96 in 68.5 cm 684.7 mm 2.25 ft	27 in 68.6 cm 685.8 mm 2.25 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	24.88 in 63.2 cm 631.928 mm 2.07 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	14.16 in 36 cm 359.78 mm 1.18 ft
Display Type	IPS	IPS
Display Bit Depth	10 bits	10 bits (8 bits + FRC)
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	0.161 mm
Screen Pixel Density	163 ppi	154 ppi
Screen-to-Body Ratio	89.08 %	95.52 %
Backlight Source	W-LED	W-LED
DCI P3		90%
sRGB	99 %	99 %
Screen Brightness	300 cd/m²	250 cd/m²
Max Screen Brightness		300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	10000000 : 1	3000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	5 ms	4 ms
Display Average Response Time	8 ms	6 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
3D	No	No
Size, weight, color
Case Depth	2.09 in 5.3 cm 53.2 mm 0.17 ft	1.94 in 4.9 cm 49.2 mm 0.16 ft
Case Weight	5 kg 11 lbs	4.58 kg 10 lbs
Case Width with Stand	24.15 in 61.4 cm 613.5 mm 2.01 ft	25.08 in 63.7 cm 636.94 mm 2.09 ft
Case Height with Stand	15.8 in 40.1 cm 401.3 mm 1.32 ft	17.75 in 45.1 cm 450.82 mm 1.48 ft
Case Depth with Stand	7.62 in 19.4 cm 193.5 mm 0.63 ft	8.66 in 22 cm 219.98 mm 0.72 ft
Case Weight with Stand		5.2 kg 11 lbs
Case Color	Silver	Black
Hardware
Built-in Camera	No	No
Network	Wi-Fi Direct
Connectivity	1 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x 3.5 mm Audio In 1 x USB 3.2 (Type-B; Gen 1; upstream) 3 x USB 3.2 (Type-A; Gen 1; downstream)	1 x 3.5 mm Audio Out 1 x HDMI 2.0 1 x DisplayPort 1.2
Audio
Audio Speakers	2 x 3W
Features
Cool Features	Flicker-free technology Low Blue Light 3-sided Borderless Design AMD FreeSync technology	Flicker-free technology Low Blue Light 3-side NearEdgeless design AMD FreeSync technology
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	24.15 in 61.4 cm 613.5 mm 2.01 ft	25.08 in 63.7 cm 636.94 mm 2.09 ft
Case Height	14.43 in 36.7 cm 366.5 mm 1.2 ft	14.71 in 37.4 cm 373.68 mm 1.23 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	No	No
Left or Right Swivel Support	Yes	No
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	16 °	22 °
Frequency and Interpolation
Vertical Digital Frequency	40 Hz - 60 Hz
Horizontal Digital Frequency	31 kHz - 135 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	DisplayPort cable HDMI cable USB cable	HDMI cable
Certificates and Standards
Licenses	CB CCC CE China CEL CSA CSA-NRTL BSMI EAC EUP Lot-6 FCC GEMS HRN N N0.201 ICES IS 1121 KC/KCC PSB RCM SABS IEC 60950-1 SASO TUV Bauart VCCI ISC EUP Lot-26 IEC 60950:1999 eStandby MEPS (HP) UKRAINIA ISO 9241	CCC China Energy Efficiency Standard Tier 1 ENERGY STAR 8.0 EPEAT Gold Eyesafe Display Certification RoHS (EU 2002/95/EC) TÜV Rheinland Eye Comfort Windows Certification
Usage and Storage Requirements
Safe Operating Temperature Level	5 °C - 35 °C 41 °F - 95 °F	0 °C - 45 °C 32 °F - 113 °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 % - 90 %	5 % - 95 %
Max Operating Altitude	5000	5000
Max Storage Altitude	12192	12192

HP U27 4K Wireless Monitor

Lenovo L28u-30