Comparison between Toshiba 55LF621U19 vs Toshiba 55U7863DA

General Info
Model Number	Toshiba 55LF621U19	Toshiba 55U7863DA

Price	Check on Amazon	Check on Amazon
Type	TV	TV
Year	2018	2018
Brand	Toshiba	Toshiba
Model Series	LF621	U78
Model Number	55LF621U19	55U7863DA
Alias		55U7863DG
Display
Screen Size Class	55" (inches)	55" (inches)
Diagonal Size	54.65 in 138.8 cm 1388 mm 4.55 ft	54.65 in 138.8 cm 1388 mm 4.55 ft
Screen Width	47.62 in 121 cm 1209.6 mm 3.97 ft	47.62 in 121 cm 1209.6 mm 3.97 ft
Screen Height	26.79 in 68 cm 680.4 mm 2.23 ft	26.79 in 68 cm 680.4 mm 2.23 ft
Display Type	VA	VA
Display Bit Depth	10 bits (8 bits + FRC)	10 bits (8 bits + FRC)
Frame Rate Control	Yes	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	0.315 mm	0.315 mm
Screen Pixel Density	80 ppi	80 ppi
Screen-to-Body Ratio	90.41 %	90.03 %
Backlight Source	Edge LED	Edge LED
DCI P3	80%	90%
Rec.2020	58	70
Screen Brightness	350 cd/m²	300 cd/m²
Max Screen Brightness	400 cd/m²
Static Screen Contrast	4500 : 1	3000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	35 ms	25 ms
Display Minimum Response Time	8 ms
Display Average Response Time	15 ms
HDR	HDR10	HDR10 HLG (Hybrid Log Gamma) Dolby Vision
3D	No	No
Size, weight, color
Case Depth	3.66 in 9.3 cm 93 mm 0.31 ft	2.17 in 5.5 cm 55 mm 0.18 ft
Case Weight	14.7 kg 32 lbs
Case Width with Stand	49.09 in 124.7 cm 1247 mm 4.09 ft	48.7 in 123.7 cm 1237 mm 4.06 ft
Case Height with Stand	30.16 in 76.6 cm 766 mm 2.51 ft	29.65 in 75.3 cm 753 mm 2.47 ft
Case Depth with Stand	12.01 in 30.5 cm 305 mm 1 ft	7.52 in 19.1 cm 191 mm 0.63 ft
Case Weight with Stand	15 kg 33 lbs	22 kg 48 lbs
Case Color	Black	Black, Silver
Hardware
CPU Cores	2	2
TV Tuner	Analog (NTSC/PAL/SECAM) ATSC Clear QAM	Analog (NTSC/PAL/SECAM) DVB-T DVB-T2 DVB-C DVB-S DVB-S2
Built-in Camera	No	No
Network	LAN Wi-Fi 802.11a (IEEE 802.11a-1999) 802.11b (IEEE 802.11b-1999) 802.11g (IEEE 802.11g-2003) 802.11n (IEEE 802.11n-2009) 802.11n 5GHz Wi-Fi Direct	LAN Wi-Fi 802.11a (IEEE 802.11a-1999) 802.11b (IEEE 802.11b-1999) 802.11g (IEEE 802.11g-2003) 802.11n (IEEE 802.11n-2009) 802.11n 5GHz Bluetooth Wi-Fi Direct
Connectivity	3 x HDMI 2.0 (ARC; CEC) 1 x Satellite In (Main; F-type female) 1 x Optical Audio Out 1 x 3.5 mm Audio Out 1 x AV Composite In (Video + L/R) 1 x USB 2.0 1 x Ethernet RJ45	3 x HDMI 2.0 (ARC; CEC) 1 x D-sub 1 x AV Composite In (Video + L/R) 1 x 3.5 mm Audio Out 1 x Optical Audio Out 1 x Satellite In (Main; F-type female) 2 x USB 2.0 1 x Antenna (RF) (female) 1 x Ethernet RJ45 1 x CI+ 1.3
Audio
Audio Speakers	2 x 10W	2 x 10W
Features
OS	Amazon Fire TV	Smart TV
Cool Features	HDCP (High-bandwidth Digital Content Protection) 2.2 Voice control	UHD Resolution Enhancer UHD Upscaler Wide Color Gamut HDCP (High-bandwidth Digital Content Protection) 2.2 PVR
Ergonomics
Case Width	49.09 in 124.7 cm 1247 mm 4.09 ft	48.7 in 123.7 cm 1237 mm 4.06 ft
Case Height	28.74 in 73 cm 730 mm 2.4 ft	29.09 in 73.9 cm 739 mm 2.42 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	200 x 300	400 x 200
Removable VESA Stand	Yes	Yes
Height Adjustment	No	No
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	No	No
Forward and Backward Tilt Support	No	No
Frequency and Interpolation
Vertical Digital Frequency	60 Hz	60 Hz
Screen Interpolation Technology		Total Picture Quality
Screen Interpolation Value		2100
Screen Interpolation Measurement Unit		TPQ
Accessories
Extras	Voice remote with Alexa
Certificates and Standards
Licenses	RoHS	RoHS
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	0 % - 85 %	0 % - 85 %

Toshiba 55LF621U19

Toshiba 55U7863DA