Comparison between Xiaomi Mi TV 4A 55" vs TCL 55EP660

General Info
Model Number	Xiaomi Mi TV 4A 55"	TCL 55EP660

Price	Check on Amazon	Check on Amazon
Type	TV	TV
Year	2017	2019
Brand	Xiaomi	TCL
Model Series		EP66
Model Number	Mi TV 4A 55"	55EP660
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 Manufacturer	Samsung LG Display CMOS
Display Type	IPS, VA	VA
Display Bit Depth		10 bits (8 bits + FRC)
Frame Rate Control		Yes
Max Number of Colors		1073741824
Bits		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	91.86 %	90.77 %
Backlight Source	Direct LED	Direct LED
NTSC 1953	72 %
Screen Brightness		260 cd/m²
Static Screen Contrast	6000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Average Response Time	8 ms
HDR	HDR10 HLG (Hybrid Log Gamma)	HDR10 HLG (Hybrid Log Gamma)
3D	No	No
Size, weight, color
Case Depth	2.98 in 7.6 cm 75.7 mm 0.25 ft	3.07 in 7.8 cm 78 mm 0.26 ft
Case Weight	13.9 kg 31 lbs	12.2 kg 27 lbs
Case Width with Stand	48.68 in 123.7 cm 1236.5 mm 4.06 ft	48.9 in 124.2 cm 1242 mm 4.07 ft
Case Height with Stand	30.65 in 77.9 cm 778.6 mm 2.55 ft	30.75 in 78.1 cm 781 mm 2.56 ft
Case Depth with Stand	11.25 in 28.6 cm 285.7 mm 0.94 ft	8.66 in 22 cm 220 mm 0.72 ft
Case Weight with Stand	14.2 kg 31 lbs	12.4 kg 27 lbs
Case Color	Black	Black
Hardware
System on Chip or SoC	Amlogic T962
CPU	ARM Cortex-A53
CPU Cores	4	4
CPU Frequency	1500
GPU	ARM Mali-T450 MP5
GPU Cores	5
GPU Frequency	750
RAM Memory Size	2
Internal Storage	32	16
TV Tuner	Analog (NTSC/PAL/SECAM)	Analog (NTSC/PAL/SECAM) DVB-T2 DVB-S2 DVB-C DVB-T DVB-S
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 802.11ac (IEEE 802.11ac) Bluetooth Wi-Fi Direct DLNA	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
Connectivity	3 x HDMI 2.0 (ARC; CEC) 1 x AV Composite In (Video + L/R) 1 x Antenna (RF) (Female) 2 x USB 2.0 1 x Ethernet RJ45	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
Audio
Audio Speakers	2 x 6W	2 x 8W
Features
OS	MIUI TV	Android 9.0 Pie
Cool Features	HDCP (High-bandwidth Digital Content Protection) 2.2 Voice command	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
Ergonomics
Case Width	48.68 in 123.7 cm 1236.5 mm 4.06 ft	48.9 in 124.2 cm 1242 mm 4.07 ft
Case Height	28.53 in 72.5 cm 724.6 mm 2.38 ft	28.74 in 73 cm 730 mm 2.4 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	250x300	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
Screen Interpolation Value		1200
Screen Interpolation Measurement Unit		PPI
Accessories
Extras		Remote control - RC802N6
Certificates and Standards
Licenses		RoHS
Usage and Storage Requirements
Safe Operating Temperature Level		5 °C - 35 °C 41 °F - 95 °F
Safe Operating Humidity Level		20 % - 80 %
Internal Storage Temperature		-15 °C - 45 °C 5 °F - 113 °F
Internal Storage Humidity		10 % - 90 %

Xiaomi Mi TV 4A 55"

TCL 55EP660