Comparison between TCL 55US57 vs TCL 55S434

General Info
Model Number	TCL 55US57	TCL 55S434

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Type	TV	TV
Year	2016	2020
Brand	TCL	TCL
Model Series	US57	S434
Model Number	55US57	55S434
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	47.63 in 121 cm 1209.75 mm 3.97 ft	47.62 in 121 cm 1209.6 mm 3.97 ft
Screen Height	26.79 in 68 cm 680.483 mm 2.23 ft	26.79 in 68 cm 680.4 mm 2.23 ft
Display Type	VA	VA
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	16:9
Screen Resolution	3840 x 2160	3840 x 2160
Screen Pixel Pitch	0.315 mm	0.315 mm
Screen Pixel Density	81 ppi	80 ppi
Screen-to-Body Ratio	91.69 %	92.56 %
Backlight Source	Direct LED	Direct LED
Dynamic Screen Contrast	5000000 : 1
Screen Horizontal Viewing Angle		178 °
Screen Vertical Viewing Angle		178 °
HDR		HDR10 HLG (Hybrid Log Gamma)
3D	No	No
Size, weight, color
Case Depth	3.5 in 8.9 cm 88.9 mm 0.29 ft	3.3 in 8.4 cm 83.82 mm 0.28 ft
Case Weight	14.6 kg 32 lbs	11.2 kg 25 lbs
Case Width with Stand	49 in 124.5 cm 1244.6 mm 4.08 ft	48.7 in 123.7 cm 1236.98 mm 4.06 ft
Case Height with Stand	30.3 in 77 cm 769.6 mm 2.52 ft	30.4 in 77.2 cm 772.16 mm 2.53 ft
Case Depth with Stand	8.7 in 22.1 cm 221 mm 0.73 ft	11.8 in 30 cm 299.72 mm 0.98 ft
Case Weight with Stand	14.7 kg 32 lbs	11.29 kg 25 lbs
Case Color	Black	Black
Hardware
CPU Cores		2
TV Tuner	Analog (NTSC/PAL/SECAM) Clear QAM ATSC	Analog (NTSC/PAL/SECAM) Clear QAM ATSC
Built-in Camera	No	No
Network	LAN 802.11b (IEEE 802.11b-1999) 802.11g (IEEE 802.11g-2003) 802.11n (IEEE 802.11n-2009) 802.11n 5GHz	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 802.11ac (IEEE 802.11ac) Bluetooth
Connectivity	4 x HDMI 2.0 (ARC; CEC) 1 x Satellite In (Main; F-type female) 1 x RCA Audio In (L/R) 1 x 3.5 mm Audio Out 1 x S/PDIF 1 x AV Composite In (Video + L/R) 1 x USB 2.0 (max 0.5 A) 1 x Ethernet RJ45	3 x HDMI 2.0 (ARC; CEC) 1 x AV Composite In 3.5 mm jack 1 x 3.5 mm Audio Out 1 x Antenna (RF) 1 x Optical Audio Out 1 x USB 2.0 1 x Ethernet RJ45
Audio
Audio Speakers	2 x 4W	2 x 8W
Features
OS	Roku TV	Android TV
Cool Features	4K Creative Pro Upscaling HDCP (High-bandwidth Digital Content Protection) 2.2	V-Chip YouTube Google Assistant Chromecast built-in
Ergonomics
Case Width	49 in 124.5 cm 1244.6 mm 4.08 ft	48.7 in 123.7 cm 1236.98 mm 4.06 ft
Case Height	28.4 in 72.1 cm 721.36 mm 2.37 ft	28.3 in 71.9 cm 718.82 mm 2.36 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	200 x 200	300 x 300
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	50 Hz / 60 Hz
Screen Interpolation Technology		Clear Motion Index
Screen Interpolation Value		120
Screen Interpolation Measurement Unit		CMI
Accessories
Extras	Remote control - RC280	Voice remote control
Certificates and Standards
Licenses	ENERGY STAR 6.1 RoHS
Usage and Storage Requirements
Safe Operating Temperature Level	5 °C - 35 °C 41 °F - 95 °F	5 °C - 35 °C 41 °F - 95 °F
Safe Operating Humidity Level	20 % - 80 %	20 % - 80 %
Internal Storage Temperature	-15 °C - 45 °C 5 °F - 113 °F	-15 °C - 45 °C 5 °F - 113 °F
Internal Storage Humidity	10 % - 90 %	10 % - 90 %

TCL 55US57

TCL 55S434