Comparison between TCL 65EP660 vs TCL 55S405

General Info
Model Number	TCL 65EP660	TCL 55S405

Price	Check on Amazon	Check on Amazon
Type	TV	TV
Year	2019	2017
Brand	TCL	TCL
Model Series	EP66	S405
Model Number	65EP660	55S405
Display
Screen Size Class	65" (inches)	55" (inches)
Diagonal Size	64.53 in 163.9 cm 1639 mm 5.38 ft	54.65 in 138.8 cm 1388 mm 4.55 ft
Screen Width	56.24 in 142.8 cm 1428.48 mm 4.69 ft	47.62 in 121 cm 1209.6 mm 3.97 ft
Screen Height	31.63 in 80.4 cm 803.52 mm 2.64 ft	26.79 in 68 cm 680.4 mm 2.23 ft
Display Manufacturer		CSOT
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	0.372 mm	0.315 mm
Screen Pixel Density	68 ppi	80 ppi
Screen-to-Body Ratio	92.18 %	91.16 %
Backlight Source	Direct LED	Direct LED
Screen Brightness	280 cd/m²
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
HDR	HDR10 HLG (Hybrid Log Gamma)	HDR10
3D	No	No
Size, weight, color
Case Depth	3.07 in 7.8 cm 78 mm 0.26 ft	3 in 7.6 cm 76.2 mm 0.25 ft
Case Weight	18 kg 40 lbs	13.4 kg 29 lbs
Case Width with Stand	57.68 in 146.5 cm 1465 mm 4.81 ft	49.1 in 124.7 cm 1247.14 mm 4.09 ft
Case Height with Stand	35.67 in 90.6 cm 906 mm 2.97 ft	30.8 in 78.2 cm 782.32 mm 2.57 ft
Case Depth with Stand	10.91 in 27.7 cm 277 mm 0.91 ft	8.7 in 22.1 cm 221 mm 0.73 ft
Case Weight with Stand	18.2 kg 40 lbs	13.6 kg 30 lbs
Case Color	Black	Black
Hardware
CPU Cores	4	2
GPU Cores		2
Internal Storage	16
TV Tuner	Analog (NTSC/PAL/SECAM) DVB-T2 DVB-S2 DVB-C DVB-T DVB-S	Analog (NTSC/PAL/SECAM) Clear QAM ATSC
Built-in Camera	No	No
Network	LAN Wi-Fi 802.11b (IEEE 802.11b-1999) 802.11g (IEEE 802.11g-2003) 802.11n (IEEE 802.11n-2009) Bluetooth Wi-Fi Direct DLNA	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)
Connectivity	3 x HDMI 2.0 (ARC; CEC; MHL) 1 x Satellite In (Main; F-type female) 1 x S/PDIF 1 x Antenna (RF) (female) 1 x 3.5 mm Audio Out 1 x AV Composite In (Video + L/R) 2 x USB 2.0 1 x CI+ 1 x Ethernet RJ45	3 x HDMI 2.0 (ARC; CEC) 1 x Satellite In (Main; F-type female) 1 x S/PDIF 1 x 3.5 mm Audio Out 1 x AV Composite In (Video + L/R) 1 x USB 2.0 (max 0.5 A) 1 x Ethernet RJ45
Audio
Audio Speakers	2 x 8W	2 x 8W
Features
OS	Android 9.0 Pie	Roku TV
Cool Features	IPQ Engine Mega Dynamic Contrast Picture-in-Picture UHD Upscaling UHD Color Extender Noise Reduction Dimming Pro Wide Color Gamut HDCP (High-bandwidth Digital Content Protection) 2.2	HDCP (High-bandwidth Digital Content Protection) 2.2
Ergonomics
Case Width	57.68 in 146.5 cm 1465 mm 4.81 ft	49.1 in 124.7 cm 1247.14 mm 4.09 ft
Case Height	33.46 in 85 cm 850 mm 2.79 ft	28.5 in 72.4 cm 723.9 mm 2.38 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	400 x 200	200 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	Picture Performance Index	Clear Motion Index
Screen Interpolation Value	1200	120
Screen Interpolation Measurement Unit	PPI	CMI
Accessories
Extras	Remote control - RC802N6	Remote control - RC282
Certificates and Standards
Licenses	RoHS	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 65EP660

TCL 55S405