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Comparison between Sony KD-55X82J vs Sony KD-55XF8577

General Info
Model Number Sony KD-55X82J Sony KD-55XF8577
Price
Type TV TV
Year 2021 2018
Brand Sony Sony
Model Series X82J XF85
Model Number KD-55X82J KD-55XF8577
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 Type IPS IPS
Display Bit Depth 10 bits (8 bits + FRC) 10 bits
Frame Rate Control Yes 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 0.315 mm
Screen Pixel Density 80 ppi 81 ppi
Screen-to-Body Ratio 92.09 % 93.79 %
Backlight Source Direct LED Edge LED
DCI P3 95%
Screen Brightness 500 cd/m²
Max Screen Brightness 700 cd/m²
Static Screen Contrast 1000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Screen Input Lag 28 ms
Display Minimum Response Time 9 ms
Display Average Response Time 13 ms
Display Maximum Response Time 32 ms
HDR Dolby Vision
HDR10
HLG (Hybrid Log Gamma)
HDR10
HLG (Hybrid Log Gamma)
3D No No
Size, weight, color
Case Depth 2.8 in
7.1 cm
71 mm
0.23 ft
2.05 in
5.2 cm
52 mm
0.17 ft
Case Weight 15.7 kg
35 lbs
19.1 kg
42 lbs
Case Width with Stand 48.94 in
124.3 cm
1243 mm
4.08 ft
48.46 in
123.1 cm
1231 mm
4.04 ft
Case Height with Stand 31.02 in
78.8 cm
788 mm
2.59 ft
30.55 in
77.6 cm
776 mm
2.55 ft
Case Depth with Stand 12.76 in
32.4 cm
324 mm
1.06 ft
12.4 in
31.5 cm
315 mm
1.03 ft
Case Weight with Stand 20 kg
44 lbs
Case Color Black Silver
Hardware
System on Chip or SoC MediaTek MT5893 MediaTek MT5891
CPU ARM Cortex-A73 ARM Cortex-A53
CPU Cores 4 4
CPU Frequency 1500 1100
GPU ARM Mali-G71 ARM Mali-T860 MP2
GPU Cores 2
GPU Frequency 700
RAM Memory Size 2 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)
DVB-T
DVB-T2
DVB-S2
DVB-S
DVB-C
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)
Wi-Fi Direct
DLNA
Bluetooth 4.2
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 4 x HDMI 2.0 (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 3.5 mm jack
2 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 (Video + L/R)
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
Features
OS Android 10 Android 7.0 Nougat
Android 8.0 Oreo
Cool Features Apple Airplay
Apple Homekit
Object-based HDR remaster
Dynamic Contrast Enhancer
Google Assistant
Triluminos Pro Display
Frame Dimming
Chromecast built-in
4K X-Reality Pro
Voice command
Light sensor
Alexa
Live Color Technology
ClearAudio+
Triluminos Display
Super Bit mapping 4K HDR
Voice command
Clear Phase Speaker
Light sensor
Dynamic Backlight Control
Frame Dimming
S-Force Front Surround sound
Live Color Technology
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
Ergonomics
Case Width 48.94 in
124.3 cm
1243 mm
4.08 ft
48.46 in
123.1 cm
1231 mm
4.04 ft
Case Height 28.31 in
71.9 cm
719 mm
2.36 ft
28.07 in
71.3 cm
713 mm
2.34 ft
Vesa Mount Support Yes Yes
VESA Interface Standard Size 300 x 300 300 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 50 Hz / 60 Hz 120 Hz
Screen Interpolation Technology Motionflow XR Motionflow XR
Screen Interpolation Value 400 1000
Screen Interpolation Measurement Unit XR XR
Accessories
Extras Voice remote control IR extender cable
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
Internal Storage Humidity 5 % - 85 %
Sony KD-55X82J Sony KD-55XF8577