Comparison between Sony KD-55X7055 vs Sony KD-55A1

General Info
Model Number	Sony KD-55X7055	Sony KD-55A1

Price	Check on Amazon	Check on Amazon
Type	TV	TV
Year	2020	2017
Brand	Sony	Sony
Model Series	X70	A1
Model Number	KD-55X7055	KD-55A1
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	47.63 in 121 cm 1209.75 mm 3.97 ft
Screen Height	26.79 in 68 cm 680.4 mm 2.23 ft	26.79 in 68 cm 680.483 mm 2.23 ft
Display Manufacturer		LG Display
Display Type		OLED
Display Bit Depth	10 bits	10 bits
Frame Rate Control		No
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	0.315 mm	0.315 mm
Screen Pixel Density	80 ppi	81 ppi
Screen-to-Body Ratio	91.98 %	94.29 %
Backlight Source	Direct LED	Direct LED
DCI P3		100%
Rec.2020		75
Screen Brightness		400 cd/m²
Max Screen Brightness		700 cd/m²
Dynamic Screen Contrast		1000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag		30 ms
HDR	HDR10 HLG (Hybrid Log Gamma)	Dolby Vision HDR10 HLG (Hybrid Log Gamma)
3D	No	No
Size, weight, color
Case Depth	3.11 in 7.9 cm 79 mm 0.26 ft	3.39 in 8.6 cm 86 mm 0.28 ft
Case Weight	15.4 kg 34 lbs	25 kg 55 lbs
Case Width with Stand	48.86 in 124.1 cm 1241 mm 4.07 ft	48.35 in 122.8 cm 1228 mm 4.03 ft
Case Height with Stand	30.75 in 78.1 cm 781 mm 2.56 ft	27.99 in 71.1 cm 711 mm 2.33 ft
Case Depth with Stand	13.39 in 34 cm 340 mm 1.12 ft	13.35 in 33.9 cm 339 mm 1.11 ft
Case Weight with Stand	16.3 kg 36 lbs	28.8 kg 63 lbs
Case Color	Black	Black
Hardware
System on Chip or SoC		MediaTek MT5891
CPU		ARM Cortex-A53
CPU Cores	4	4
CPU Frequency		1100
GPU		ARM Mali-T860 MP2
GPU Cores		2
GPU Frequency		700
RAM Memory Size		2
Internal Storage		16
TV Tuner	Analog (NTSC/PAL/SECAM) DVB-T DVB-T2 DVB-C DVB-S DVB-S2	Analog (NTSC/PAL/SECAM) DVB-T DVB-T2 DVB-C DVB-S DVB-S2
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) Wi-Fi Direct	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
Connectivity	3 x HDMI 2.0 (ARC; CEC) 1 x Satellite In (F-type female) 1 x Optical Audio Out 1 x Antenna (RF) (female) 1 x 3.5 mm Audio Out 1 x AV Composite In (Video + L/R) 3 x USB 1 x CI+ 1.4 1 x Ethernet RJ45	1 x Ethernet RJ45 4 x HDMI 2.0 (ARC; CEC) 1 x CI+ 1.3 1 x Satellite In (Sub; F-type female) 1 x Optical Audio Out 1 x IR Out 1 x AV Composite In 3.5 mm jack 1 x Satellite In (Main; F-type female) 2 x USB 2.0 (max 0.5 A) 1 x 3.5 mm Audio Out 1 x USB 3.0 (max 0.9 A) 1 x Antenna (RF) (female)
Audio
Audio Speakers	2 x 10W	2 x 10W
Built-in Subwoofer		1 x 10
Features
OS	Linux	Android 6.0.1 Marshmallow Android 7.0 Nougat Android 8.0 Oreo
Cool Features	Frame Dimming Live Color Technology Triluminos Display 4K X-Reality Pro Dynamic Contrast Enhancer	ClearAudio+ Super Bit Mapping 4K HDR S-Force Front Surround sound Triluminos Display Clear Phase Speaker Live Color Technology Dynamic Contrast Enhancer HDCP (High-bandwidth Digital Content Protection) 2.2 PVR Object-based HDR remaster Voice command Dual Database Processing DSEE (Digital Sound Enhancement Engine) 4K X-Reality Pro Precision Color Mapping Image Processor - X1 Extreme BRAVIA Sync (HDMI-CEC) Light sensor
Ergonomics
Case Width	48.86 in 124.1 cm 1241 mm 4.07 ft	48.35 in 122.8 cm 1228 mm 4.03 ft
Case Height	28.39 in 72.1 cm 721 mm 2.37 ft	27.99 in 71.1 cm 711 mm 2.33 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	200 x 200	400 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	50 Hz / 60 Hz	120 Hz
Screen Interpolation Technology	Motionflow XR	Active Motion
Screen Interpolation Value	200	100
Screen Interpolation Measurement Unit	XR	AM
Accessories
Extras		IR extender cable
Certificates and Standards
Licenses	ENERGY STAR UL/cUL	ENERGY STAR UL/cUL
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	10 % - 80 %	10 % - 80 %

Sony KD-55X7055

Sony KD-55A1