Comparison between Dell UltraSharp UP2516D vs LG 27UL550

General Info
Model Number	Dell UltraSharp UP2516D	LG 27UL550

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2015	2019
Brand	Dell	LG
Model Number	UltraSharp UP2516D	27UL550
Alias		27UL550-W
Display
Screen Size Class	25" (inches)	27" (inches)
Diagonal Size	24.98 in 63.4 cm 634.4 mm 2.08 ft	26.96 in 68.5 cm 684.7 mm 2.25 ft
Screen Width	21.77 in 55.3 cm 552.96 mm 1.81 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	12.25 in 31.1 cm 311.04 mm 1.02 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Manufacturer	LG Display
Display Type	AH-IPS	IPS
Display Bit Depth	10 bits (8 bits + FRC)	10 bits (8 bits + FRC)
Frame Rate Control	Yes	Yes
Lut	3D LUT 14 bits
Max Number of Colors	1073741824	1073741824
Bits	30	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	2560 x 1440	3840 x 2160
Screen Pixel Pitch	0.216 mm	0.155 mm
Screen Pixel Density	117 ppi	163 ppi
Screen-to-Body Ratio	89.66 %	86.66 %
Backlight Source	GB-r LED	W-LED
DCI P3	98%
sRGB	100 %	98 %
Adobe RGB 1998	100 %
Screen Brightness	300 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	2000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	9 ms
Display Minimum Response Time	6 ms	5 ms
Display Average Response Time	14 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		HDR10
3D	No	No
Size, weight, color
Case Depth	2.03 in 5.2 cm 51.6 mm 0.17 ft	1.81 in 4.6 cm 46 mm 0.15 ft
Case Weight	4.04 kg 9 lbs	4.4 kg 10 lbs
Case Width with Stand	22.35 in 56.8 cm 567.7 mm 1.86 ft	24.53 in 62.3 cm 623 mm 2.04 ft
Case Height with Stand	15.67 in 39.8 cm 398 mm 1.31 ft	18.19 in 46.2 cm 462 mm 1.52 ft
Case Depth with Stand	7.89 in 20 cm 200.3 mm 0.66 ft	9.06 in 23 cm 230 mm 0.75 ft
Case Weight with Stand	6.96 kg 15 lbs	6 kg 13 lbs
Case Color	Silver	White, Gray
Hardware
Built-in Camera	No	No
Connectivity	2 x HDMI (MHL) 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)	1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x DisplayPort 1.4
Audio
Features
Cool Features	Picture-in-Picture HDCP (High-bandwidth Digital Content Protection) Pictire-by-Picture	Black Stabilizer Blue Light Filter Dynamic Action Sync HDCP (High-bandwidth Digital Content Protection) 2.2 Flicker-free technology DDC/CI 6-Axis Control Super Resolution+ AMD FreeSync technology
Extra Features	Anti-theft stand lock slot Security lock slot	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	22.35 in 56.8 cm 567.7 mm 1.86 ft	24.53 in 62.3 cm 623 mm 2.04 ft
Case Height	13.3 in 33.8 cm 337.9 mm 1.11 ft	14.61 in 37.1 cm 371 mm 1.22 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	110 mm 11 cm 4.3307 in 0.3609 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	90 °	90 °
Right Pivot	0 °	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	21 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	50 Hz - 75 Hz	40 Hz - 61 Hz
Horizontal Digital Frequency	30 kHz - 88 kHz
Accessories
Extras	DisplayPort cable - mini-DP to DP Factory calibration report USB 3.0 upstream cable	DisplayPort cable HDMI cable
Certificates and Standards
Licenses	ENERGY STAR 6.0 Epeat Gold RoHS Compliant TCO Certified Displays	C-Tick CCC CECP CEL cUL ENERGY STAR 7.0 Epeat Gold ErP FCC Class B KC RoHS Compliant TÜV/GS VCCI
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 35 °C 32 °F - 95 °F	5 °C - 35 °C 41 °F - 95 °F
Safe Operating Humidity Level	10 % - 80 %	10 % - 85 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 90 %
Max Operating Altitude	5000
Max Storage Altitude	12192

Dell UltraSharp UP2516D

LG 27UL550