Premium subscription

Limited offer: $9.99 FREE

Subscription benefits:

  • Receive exclusive deals
  • Receive promo codes for monitors and TVs
  • Be the first to read our premium content

As Amazon associates we earn from qualifying purchases.

Comparison between Sony KD-55XE8577 vs Sony XR-50X90J

General Info
Model Number Sony KD-55XE8577 Sony XR-50X90J
Price
Type TV TV
Year 2017 2021
Brand Sony Sony
Model Series XE85 X90J
Model Number KD-55XE8577 XR-50X90J
Display
Screen Size Class 55" (inches) 50" (inches)
Diagonal Size 54.65 in
138.8 cm
1388 mm
4.55 ft
49.49 in
125.7 cm
1257 mm
4.12 ft
Screen Width 47.63 in
121 cm
1209.75 mm
3.97 ft
43.14 in
109.6 cm
1095.84 mm
3.6 ft
Screen Height 26.79 in
68 cm
680.483 mm
2.23 ft
24.27 in
61.6 cm
616.41 mm
2.02 ft
Display Curvature 1500
Display Type VA VA
Display Bit Depth 10 bits 10 bits
Frame Rate Control Yes
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 0.285 mm
Screen Pixel Density 81 ppi 89 ppi
Screen-to-Body Ratio 93.19 % 93.01 %
Backlight Source Edge LED Direct LED (Full-Array Local Dimming)
DCI P3 92%
Rec.2020 68
NTSC 1953 72 %
Screen Brightness 400 cd/m²
Static Screen Contrast 4000 : 1
Dynamic Screen Contrast 50000000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Screen Input Lag 32 ms
Display Average Response Time 5 ms
HDR HDR10
HLG (Hybrid Log Gamma)
Dolby Vision
HDR10
HLG (Hybrid Log Gamma)
3D No No
Size, weight, color
Case Depth 2.24 in
5.7 cm
57 mm
0.19 ft
2.76 in
7 cm
70 mm
0.23 ft
Case Weight 18.6 kg
41 lbs
13.5 kg
30 lbs
Case Width with Stand 48.5 in
123.2 cm
1232 mm
4.04 ft
44.06 in
111.9 cm
1119 mm
3.67 ft
Case Height with Stand 30.39 in
77.2 cm
772 mm
2.53 ft
28.15 in
71.5 cm
715 mm
2.35 ft
Case Depth with Stand 9.92 in
25.2 cm
252 mm
0.83 ft
11.26 in
28.6 cm
286 mm
0.94 ft
Case Weight with Stand 19.5 kg
43 lbs
19 kg
42 lbs
Case Color Silver Black
Hardware
System on Chip or SoC MediaTek MT5891
CPU ARM Cortex-A53
CPU Cores 4
CPU Frequency 1100
GPU ARM Mali-T860 MP2
GPU Cores 2
GPU Frequency 700
RAM Memory Size 2
Internal Storage 16 16
TV Tuner Analog (NTSC/PAL/SECAM)
DVB-T
DVB-T2
DVB-C
DVB-S
DVB-S2
Analog (NTSC/PAL/SECAM)
ATSC
ATSC 3.0
Clear QAM
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)
Wi-Fi Direct
DLNA
Bluetooth 4.2
Connectivity 1 x Ethernet RJ45
4 x HDMI 2.0 (ARC; CEC)
1 x Antenna (RF) (female)
1 x Satellite In (Sub; F-type female)
1 x AV Component In (YPbPr + L/R)
1 x CI+ 1.3
1 x AV Composite In (Video + L/R)
1 x Satellite In (Main; F-type female)
2 x USB 2.0 (max 0.5 A)
1 x IR Out
1 x Optical Audio Out
1 x USB 3.0 (max 0.9 A)
1 x 3.5 mm Audio Out
2 x HDMI 2.0 (CEC)
2 x HDMI 2.1
1 x AV Composite In 3.5 mm jack
1 x 3.5 mm Audio Out
1 x Optical Audio Out
1 x Cable/Antenna In (F-type female)
2 x USB
1 x RS232 (C)
1 x Ethernet RJ45
Audio
Audio Speakers 2 x 10W
Features
OS Android 6.0.1 Marshmallow
Android 7.0 Nougat
Android 8.0 Oreo
Android 10
Cool Features ClearAudio+
Super Bit Mapping 4K HDR
S-Force Front Surround sound
Triluminos Display
Clear Phase Speaker
Light sensor
Dynamic Backlight Control
Frame Dimming
PVR
Live Color Technology
Voice command
Dynamic Contrast Enhancer
DSEE (Digital Sound Enhancement Engine)
4K X-Reality Pro
Object-based HDR Remaster
HDCP (High-bandwidth Digital Content Protection) 2.2
BRAVIA Sync (HDMI-CEC)
Image Processor - X1
XR Picture
XR Triluminos Pro
XR Super Resolution
Apple HomeKit
XR Clarity
XR 4K Upscaling
XR Motion Clarity
XR HDR Remaster
Bravia Core
Light Sensor
Dual Database Processing
Dynamic Contrast Enhancer
Voice command
Live Color Technology
XR Contrast Booster 5
Dynamic Backlight Control
XR Smoothing
Chromecast Built-in
Alexa
Netflix Calibrated Mode
Google Assistant
Apple AirPlay
IMAX Enhanced
Extra Features Anti-theft stand lock slot - Kensington
Ergonomics
Case Width 48.5 in
123.2 cm
1232 mm
4.04 ft
44.06 in
111.9 cm
1119 mm
3.67 ft
Case Height 28.23 in
71.7 cm
717 mm
2.35 ft
25.55 in
64.9 cm
649 mm
2.13 ft
Vesa Mount Support Yes Yes
VESA Interface Standard Size 200 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 100 Hz / 120 Hz
Screen Interpolation Technology Motionflow XR
Screen Interpolation Value 1000
Screen Interpolation Measurement Unit XR NULL
Accessories
Extras IR extender cable Voice remote control
Certificates and Standards
Licenses 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 %
Internal Storage Temperature -20 °C - 60 °C
-4 °F - 140 °F
Sony KD-55XE8577 Sony XR-50X90J