Comparison between Apple Thunderbolt Display vs Dell UltraSharp U3415W

General Info
Model Number	Apple Thunderbolt Display	Dell UltraSharp U3415W

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2011	2014
Brand	Apple	Dell
Model Number	Thunderbolt Display	UltraSharp U3415W
Display
Screen Size Class	27" (inches)	34" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	34 in 86.4 cm 863.6 mm 2.83 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	31.43 in 79.8 cm 798.2 mm 2.62 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	13.18 in 33.5 cm 334.8 mm 1.1 ft
Display Curvature		3800
Display Manufacturer	LG Display	LG Display
Display Type	H-IPS	AH-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	21:9
Screen Resolution	2560 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		87.11 %
Backlight Source	W-LED	W-LED
sRGB		99 %
Adobe RGB 1998	75 %
NTSC 1953		72 %
Screen Brightness	375 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	2000000 : 1	2000000 : 1
Screen Horizontal Viewing Angle	178 °	172 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag		25.6 ms
Display Minimum Response Time	6.5 ms	5 ms
Display Average Response Time	8 ms
Display Maximum Response Time	12 ms	8 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth		2.89 in 7.3 cm 73.3 mm 0.24 ft
Case Weight		8.44 kg 19 lbs
Case Width with Stand	25.59 in 65 cm 650 mm 2.13 ft	32.47 in 82.5 cm 824.7 mm 2.71 ft
Case Height with Stand	19.33 in 49.1 cm 491 mm 1.61 ft	16.09 in 40.9 cm 408.7 mm 1.34 ft
Case Depth with Stand	8.15 in 20.7 cm 207 mm 0.68 ft	8.5 in 21.6 cm 216 mm 0.71 ft
Case Weight with Stand	10.8 kg 24 lbs	10.8 kg 24 lbs
Case Color	Silver	Black, Silver
Hardware
Built-in Camera	Yes	No
Network	LAN
Connectivity	1 x Thunderbolt 3 x USB 2.0 (downstream) 1 x Ethernet RJ45	1 x HDMI 2.0 1 x HDMI 2.0 (MHL 2.0) 1 x DisplayPort (Output MST) 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 1 x DisplayPort (Input mini) 4 x USB 3.0 (downstream) 2 x USB 3.0 (upstream)
Audio
Audio Speakers		2 x 9W
Features
Extra Features		Anti-theft stand lock slot Security lock slot
Ergonomics
Case Width		32.47 in 82.5 cm 824.7 mm 2.71 ft
Case Height		14.65 in 37.2 cm 372 mm 1.22 ft
Vesa Mount Support	No	Yes
VESA Interface Standard Size	75 x 75	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	No	Yes
Height Adjustment Range		115 mm 11.5 cm 4.5276 in 0.3773 ft
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	No	Yes
Left Swivel		45 °
Right Swivel		45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	25 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	60 Hz	45 Hz - 60 Hz
Horizontal Digital Frequency		30 kHz - 89 kHz
Accessories
Extras		DisplayPort cable - mini-DP to DP Factory calibration report HDMI cable USB 3.0 upstream cable
Certificates and Standards
Licenses		ENERGY STAR 6.0 Epeat Gold RoHS Compliant TCO Certified Displays
Usage and Storage Requirements
Safe Operating Temperature Level	10 °C - 35 °C 50 °F - 95 °F	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	20 % - 80 %	10 % - 80 %
Internal Storage Temperature	-20 °C - 47 °C -4 °F - 116.6 °F	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity		5 % - 90 %
Max Operating Altitude	3048	5000
Max Storage Altitude		12192

Apple Thunderbolt Display

Dell UltraSharp U3415W