Comparison between Sony KDL-40R455B vs Xiaomi Mi TV 4X 55"

General Info
Model Number	Sony KDL-40R455B	Xiaomi Mi TV 4X 55"

Price	Check on Amazon	Check on Amazon
Type	TV	TV
Year	2014	2018
Brand	Sony	Xiaomi
Model Series	R4B
Model Number	KDL-40R455B	Mi TV 4X 55"
Alias	KDL-40R453B KDL-40R450B
Display
Screen Size Class	40" (inches)	55" (inches)
Diagonal Size	40 in 101.6 cm 1016 mm 3.33 ft	54.65 in 138.8 cm 1388 mm 4.55 ft
Screen Width	34.87 in 88.6 cm 885.6 mm 2.91 ft	47.62 in 121 cm 1209.6 mm 3.97 ft
Screen Height	19.61 in 49.8 cm 498.15 mm 1.63 ft	26.79 in 68 cm 680.4 mm 2.23 ft
Display Curvature	1500
Display Type	VA
Display Bit Depth	8 bits (6 bits + FRC)
Frame Rate Control	Yes
Max Number of Colors	16777216
Bits	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	3840 x 2160
Screen Pixel Pitch	0.461 mm	0.315 mm
Screen Pixel Density	55 ppi	80 ppi
Screen-to-Body Ratio	85.69 %	91.75 %
Backlight Source	W-LED	Direct LED
sRGB	105 %
NTSC 1953	91 %
Screen Brightness	350 cd/m²
Static Screen Contrast	3000 : 1
Dynamic Screen Contrast	1000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Average Response Time		8 ms
3D	No	No
Size, weight, color
Case Depth	3.5 in 8.9 cm 89 mm 0.29 ft
Case Weight	7 kg 15 lbs	12.7 kg 28 lbs
Case Width with Stand	36.46 in 92.6 cm 926 mm 3.04 ft	48.9 in 124.2 cm 1242 mm 4.07 ft
Case Height with Stand	22.99 in 58.4 cm 584 mm 1.92 ft	30.55 in 77.6 cm 776 mm 2.55 ft
Case Depth with Stand	6.89 in 17.5 cm 175 mm 0.57 ft	9.71 in 24.7 cm 246.7 mm 0.81 ft
Case Weight with Stand	7.4 kg 16 lbs	13 kg 29 lbs
Case Color	Black	Black
Hardware
CPU		ARM Cortex-A53
CPU Cores		4
CPU Frequency		1500
GPU		ARM Mali-450
GPU Frequency		750
RAM Memory Size		2
Internal Storage		8
TV Tuner	Analog (NTSC/PAL/SECAM) DVB-T DVB-T2 DVB-C DVB-S DVB-S2	Analog (NTSC/PAL/SECAM)
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) 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) Bluetooth Wi-Fi Direct
Connectivity	2 x HDMI 1.4 (ARC; CEC; MHL) 1 x Satellite In (Main; F-type female) 1 x CI+ 1 x AV Composite In (Video + L/R) 1 x Optical Audio Out 1 x AV Component In (YPbPr + L/R) 1 x SCART 1 x USB 2.0 1 x 3.5 mm Audio Out 1 x Ethernet RJ45 1 x Antenna (RF) (female)	3 x HDMI 2.0 (ARC; CEC) 1 x AV Composite In (Video + L/R) 1 x S/PDIF 1 x Antenna (RF) (Female) 1 x AV Component In (YPbPr + L/R) 2 x USB 2.0 1 x Ethernet RJ45
Audio
Audio Speakers	2 x 8W	2 x 8W
Features
OS		MIUI TV
Cool Features	ClearAudio+ Clear Phase Speaker Dynamic Backlight Control Backlight OFF mode BRAVIA Sync (HDMI-CEC)	HDCP (High-bandwidth Digital Content Protection) 2.2 Voice command
Extra Features	Security lock slot
Ergonomics
Case Width	36.46 in 92.6 cm 926 mm 3.04 ft	48.9 in 124.2 cm 1242 mm 4.07 ft
Case Height	21.89 in 55.6 cm 556 mm 1.82 ft	28.43 in 72.2 cm 722.2 mm 2.37 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	60 Hz
Horizontal Digital Frequency	30 kHz - 99 kHz
Screen Interpolation Technology	Motionflow XR
Screen Interpolation Value	100
Screen Interpolation Measurement Unit	XR
Accessories
Extras	Remote control - RM-ED062	Remote control - AI Mi Remote
Certificates and Standards
Licenses	UL/cUL
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	10 % - 80 %
Internal Storage Temperature	-25 °C - 55 °C -13 °F - 131 °F
Internal Storage Humidity	5 % - 93 %
Max Operating Altitude	5000
Max Storage Altitude	12192

Sony KDL-40R455B

Xiaomi Mi TV 4X 55"