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

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

Price	Check on Amazon	Check on Amazon
Type	TV	TV
Year	2017	2020
Brand	Sony	Sony
Model Series	A1	X70
Model Number	KD-55A1	KD-55X7055
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	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	81 ppi	80 ppi
Screen-to-Body Ratio	94.29 %	91.98 %
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	Dolby Vision HDR10 HLG (Hybrid Log Gamma)	HDR10 HLG (Hybrid Log Gamma)
3D	No	No
Size, weight, color
Case Depth	3.39 in 8.6 cm 86 mm 0.28 ft	3.11 in 7.9 cm 79 mm 0.26 ft
Case Weight	25 kg 55 lbs	15.4 kg 34 lbs
Case Width with Stand	48.35 in 122.8 cm 1228 mm 4.03 ft	48.86 in 124.1 cm 1241 mm 4.07 ft
Case Height with Stand	27.99 in 71.1 cm 711 mm 2.33 ft	30.75 in 78.1 cm 781 mm 2.56 ft
Case Depth with Stand	13.35 in 33.9 cm 339 mm 1.11 ft	13.39 in 34 cm 340 mm 1.12 ft
Case Weight with Stand	28.8 kg 63 lbs	16.3 kg 36 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 802.11a (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) Wi-Fi Direct
Connectivity	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)	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
Audio
Audio Speakers	2 x 10W	2 x 10W
Built-in Subwoofer	1 x 10
Features
OS	Android 6.0.1 Marshmallow Android 7.0 Nougat Android 8.0 Oreo	Linux
Cool Features	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	Frame Dimming Live Color Technology Triluminos Display 4K X-Reality Pro Dynamic Contrast Enhancer
Ergonomics
Case Width	48.35 in 122.8 cm 1228 mm 4.03 ft	48.86 in 124.1 cm 1241 mm 4.07 ft
Case Height	27.99 in 71.1 cm 711 mm 2.33 ft	28.39 in 72.1 cm 721 mm 2.37 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	120 Hz	50 Hz / 60 Hz
Screen Interpolation Technology	Active Motion	Motionflow XR
Screen Interpolation Value	100	200
Screen Interpolation Measurement Unit	AM	XR
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-55A1

Sony KD-55X7055