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Comparison between Sony XR-77A80K vs Sony KD-55AF8

General Info
Model Number Sony XR-77A80K Sony KD-55AF8
Price
Type TV TV
Year 2022 2018
Brand Sony Sony
Model Series A80K AF8
Model Number XR-77A80K KD-55AF8
Alias XR-77A83K
XR-77A84K
Display
Screen Size Class 77" (inches) 55" (inches)
Diagonal Size 76.77 in
195 cm
1950 mm
6.4 ft
54.65 in
138.8 cm
1388 mm
4.55 ft
Screen Width 66.91 in
170 cm
1699.57 mm
5.58 ft
47.63 in
121 cm
1209.75 mm
3.97 ft
Screen Height 37.64 in
95.6 cm
956.009 mm
3.14 ft
26.79 in
68 cm
680.483 mm
2.23 ft
Display Manufacturer LG Display LG Display
Display Type OLED OLED
Display Bit Depth 10 bits 10 bits
Frame Rate Control No 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 0.443 mm 0.315 mm
Screen Pixel Density 57 ppi 81 ppi
Screen-to-Body Ratio 94.54 % 94.31 %
Backlight Source Edge LED
DCI P3 99%
Rec.2020 76
Screen Brightness 300 cd/m²
Max Screen Brightness 800 cd/m²
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Screen Input Lag 21 ms
Display Minimum Response Time 1 ms
Display Coating Glossy
HDR Dolby Vision
HDR10
HLG (Hybrid Log Gamma)
Dolby Vision
HDR10
HLG (Hybrid Log Gamma)
3D No No
Size, weight, color
Case Depth 2.13 in
5.4 cm
54 mm
0.18 ft
2.17 in
5.5 cm
55 mm
0.18 ft
Case Weight 34.8 kg
77 lbs
18.7 kg
41 lbs
Case Width with Stand 67.8 in
172.2 cm
1722 mm
5.65 ft
48.27 in
122.6 cm
1226 mm
4.02 ft
Case Height with Stand 40.31 in
102.4 cm
1024 mm
3.36 ft
28.23 in
71.7 cm
717 mm
2.35 ft
Case Depth with Stand 15.31 in
38.9 cm
389 mm
1.28 ft
10.04 in
25.5 cm
255 mm
0.84 ft
Case Weight with Stand 37 kg
81 lbs
22.2 kg
49 lbs
Case Color Titanium Black 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
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)
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 2 x HDMI 2.0
2 x HDMI 2.1
1 x CI+ 1.4
1 x Satellite In (Sub; F-type female)
1 x Optical Audio Out
1 x AV Composite In 3.5 mm jack
1 x Satellite In (Main; F-type female)
2 x USB
1 x 3.5 mm Audio Out
1 x Ethernet RJ45
1 x Antenna (RF) (female)
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)
Audio
Audio Speakers 3 x 10W 2 x 10W
Built-in Subwoofer 2 x 10 1 x 10
Features
OS Google TV (Android 11) Android 7.0 Nougat
Android 8.0 Oreo
Cool Features XR Smoothing
Voice command
XR Picture
XR OLED Contrast Pro
Apple HomeKit
Netflix Calibrated Mode
Live Color Technology
XR 4K Upscaling
Pixel Contrast Booster
Auto Calibration with CalMAN
XR Triluminos Pro
Dynamic Contrast Enhancer
Auto HDR Tone Mapping
Chromecast Built-in
Light Sensor
Google Assistant
Rich Color Enhancer (A83K and A84K only)
Bravia Core
XR OLED Motion
XR HDR Remaster
XR Super Resolution
Auto Genre Picture Mode
Alexa
IMAX Enhanced
Creator Calibrated Mode
Apple AirPlay
Dual Database Processing
Voice command
ClearAudio+
Super Bit mapping 4K HDR
S-Force Front Surround sound
S-Force Front Surround sound
Clear Phase Speaker
Live Color Technology
Dynamic Contrast Enhancer
HDCP (High-bandwidth Digital Content Protection) 2.2
PVR
Object-based HDR remaster
Triluminos Display
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 67.8 in
172.2 cm
1722 mm
5.65 ft
48.27 in
122.6 cm
1226 mm
4.02 ft
Case Height 39.29 in
99.8 cm
998 mm
3.27 ft
28.03 in
71.2 cm
712 mm
2.34 ft
Vesa Mount Support Yes Yes
VESA Interface Standard Size 300 x 300 200 x 300
Removable VESA Stand Yes Yes
Height Adjustment Yes No
Height Adjustment Range 42 mm
4.2 cm
1.6535 in
0.1378 ft
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 40 Hz - 120 Hz 120 Hz
Screen Interpolation Measurement Unit NULL
Accessories
Extras Voice remote control 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 %
Max Operating Altitude 2000
Sony XR-77A80K Sony KD-55AF8