Comparison between Xiaomi Mi TV 3 55" vs Xiaomi Mi TV 4X 55"

General Info
Model Number	Xiaomi Mi TV 3 55"	Xiaomi Mi TV 4X 55"

Price	Check on Amazon	Check on Amazon
Type	TV	TV
Year	2015	2018
Brand	Xiaomi	Xiaomi
Model Number	Mi TV 3 55"	Mi TV 4X 55"
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 Manufacturer	Samsung LG Display
Display Type	IPS, VA
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	92.84 %	91.75 %
Backlight Source		Direct LED
NTSC 1953	85 %
Static Screen Contrast	4000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Average Response Time	8 ms	8 ms
3D	No	No
Size, weight, color
Case Depth	1.37 in 3.5 cm 34.9 mm 0.11 ft
Case Weight	16.2 kg 36 lbs	12.7 kg 28 lbs
Case Width with Stand	48.68 in 123.6 cm 1236.4 mm 4.06 ft	48.9 in 124.2 cm 1242 mm 4.07 ft
Case Height with Stand	30.98 in 78.7 cm 786.8 mm 2.58 ft	30.55 in 77.6 cm 776 mm 2.55 ft
Case Depth with Stand	9.61 in 24.4 cm 244.1 mm 0.8 ft	9.71 in 24.7 cm 246.7 mm 0.81 ft
Case Weight with Stand	17 kg 37 lbs	13 kg 29 lbs
Case Color	Black	Black
Hardware
System on Chip or SoC	MStar 6A928
CPU	ARM Cortex-A17	ARM Cortex-A53
CPU Cores	4	4
CPU Frequency	1400	1500
GPU	ARM Mali-T760 MP4	ARM Mali-450
GPU Cores	4
GPU Frequency		750
RAM Memory Size	2	2
Internal Storage	8	8
TV Tuner	Analog (NTSC/PAL/SECAM)	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) 802.11n 5GHz 802.11ac (IEEE 802.11ac) 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) Bluetooth Wi-Fi Direct
Connectivity	1 x Ethernet RJ45 3 x HDMI 2.0 (ARC; CEC) 1 x AV Composite In 3.5 mm jack 1 x Antenna (RF) (Female) 1 x D-sub 1 x USB 2.0 1 x USB 3.0	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
Features
OS	MIUI TV (Android 5.1 Lollipop)	MIUI TV
Cool Features	Ultra Clear Noise Reduction HDCP (High-bandwidth Digital Content Protection) 2.2 MACE-Pro4 UC+ Engine	HDCP (High-bandwidth Digital Content Protection) 2.2 Voice command
Ergonomics
Case Width	48.68 in 123.6 cm 1236.4 mm 4.06 ft	48.9 in 124.2 cm 1242 mm 4.07 ft
Case Height	28.24 in 71.7 cm 717.2 mm 2.35 ft	28.43 in 72.2 cm 722.2 mm 2.37 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	400 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
Accessories
Extras	Connection box with sound bar	Remote control - AI Mi Remote
Certificates and Standards
Usage and Storage Requirements

Xiaomi Mi TV 3 55"

Xiaomi Mi TV 4X 55"