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Sony K-77XR80
Rs.220,753.72

Samsung HG75NT690UF
Rs.222,686.27
Model No K-77XR80 HG75NT690UF
TV Type Smart TV Smart TV
Screen Size 77 Inch (195.58 cm) 75 Inch (191 cm)
Resolution 4K 3840 x 2160 4K 3840 x 2160
Aspect Ratio 16:9 16:9
Motion Rate 120 Hz 120 Hz
Viewing Angle 178°/178° 178°/178°
USB
USB Version : 2.0
Supported Audio Formats : MP3 AUDIO, WMA
Supported Video Formats : WMV, PS, MPG, M2TS, MPEG, DIVX, MPEG-PS, MP4
Supported Picture Formats : JPEG, GIF, PNG, TIFF, RAW
USB Version : 2.0
Supported Audio Formats : MP3, AAC, WAV, WMA
Supported Video Formats : AVI, MKV, ASF, MP4, 3GP, MOV, FLV, VRO, VOB, PS, TS
Supported Picture Formats : JPEG, JPG
Video
Backlight Type : 4K UHD OLED
HLG : Yes
HDR10 : Yes
Dolby Vision : Yes
IMAX Certified Model : Yes
Sensor : Light
Picture Processor : XR Processor
Clarity Enhancement : XR Clear Image
Studio Calibration : Netflix, Sony Pictures Core
Motion Enhancer ( Native Hz ) : XR OLED Motion, Auto Mode
Color Enhancement : XR TRILUMINOS PRO™, Live Color™ Technology
Contrast Enhancement : XR Contrast Booster 15, Dynamic Contrast Enhancer
Picture Mode : Vivid, Standard, Cinema, Professional, Calm, Photo, IMAX Enhanced, Dolby Vision ( Vivid, Bright, Dark, Game ), FPS Game, RTS Game
Video Signal Support : HDMI™ Signal : 4096 x 2160p ( 24, 50, 60 Hz ), 3840 x 2160p ( 24, 25, 30, 50, 60, 100, 120 Hz ) 2, 1080p ( 24, 30, 50, 60, 100, 120 Hz ), 1080i ( 50, 60 Hz ), 720p ( 24, 30, 50, 60 Hz ), 576p, 480p
Backlight : 4K UHD LED
HLG : Yes
HDR : Yes
HDR10+ : Yes
Film Mode : Yes
Auto Motion Plus : Yes
Contrast Enhancer : Yes
Natural Mode Support : Yes
Color : PurColor
Picture Quality Index : 1300 PQI
Micro Dimming : UHD Dimming
Contrast : Mega Contrast
Picture Engine : UHD Mastering Engine
Audio
Audio Output Power : 13 W + 13 W + 10 W + 10 W + 10 W
Ready For 360 Spatial Sound Personalzer : Yes ( Via Bluetooth )
Simulated surround sound : 3D Surround Upscaling
Dolby Audio Format Support : Dolby™ Audio, Dolby™ Atmos
Acoustic Centre Sync : Yes ( Sony - Compatible Soundbar )
Acoustic Auto Calibration : Room & User Position Compensation
Speaker Configuration : Actuator X2, Tweeter X2, Subwoofer X1
Speaker Type : Acoustic Surface Audio+, Sound Positioning Tweeter
Voice Zoom : Voice Zoom 3 ( Also Available With Compatible Sony Soundbar )
DTS Audio Format Support : DTS Digital Surround, DTS Express, DTS-HD Master Audio, DTS-HD High Resolution Audio, DTS : X
Sound Output ( RMS ) : 20 W
Dolby Digital Plus : Yes
Speaker Type : 2 Channal
Connectivity Options
HDMI™ : 4 ( Side )
USB 2.0 : 2 ( Side )
Ethernet / LAN : 1 ( Side )
RS-232C Inputs : 1 ( Side )
IF ( Satellite ) Inputs : 1 ( Side )
Digital Audio Outputs : 1 ( Side )
RF ( Terrestrial / Cable ) Connection Inputs : 1 ( Side )
Apple Homkit : Yes
Apple Airplay : Yes
Chromecast Built-In : Yes
BRAVIA Sync ( Including HDMI-CEC ) : Yes
HDMI Audio Return Channel : eARC / ARC
WI-FI Frequency : 2.4 GHz / 5 GHz
Variable Refresh Rate ( VRR ) : Yes ( For HDMI™3 / 4 )
Simultaneous Sound Output With TV Speaker : Bluetooth A2DP Device
Auto Low Latency Mode (ALLM) : Yes ( For HDMI™1 / 2 / 3 / 4 )
USB Drive Format Support : FAT16 / FAT32 / exFAT / NTFS
HDCP : HDCP 2.3 ( For HDMI™1 / 2 / 3 / 4 )
WI-FI Standard : Wi-Fi Certified 802.11a / b / g / n / ac/ ax
Features specified in HDMI 2.1 : 4K120 / eARC / VRR / ALLM / SBTM ( Source-Based Tone Mapping )
Bluetooth Version : Version 5.3, HID ( Mouse / Keyboard Connectivity ) / HOGP ( Low Energy Device Connectivity ) / SPP ( Serial Port Profile ) / A2DP ( Stereo Audio ) 1 / AVRCP ( AV Remote Control )
HDMI PC Input Signal Format : 640 x 480 ( 31.5 kHz, 60 Hz ), 800 x 600 ( 37.9 kHz, 60 Hz ), 1024 x 768 ( 48.4 kHz, 60 Hz ), 1280 x 1024 ( 64.0 kHz, 60 Hz ), 1152 x 864 ( 67.5 kHz, 75 Hz ), 1600 x 900 ( 55.9 kHz, 60 Hz ), 1680 x 1050 ( 65.3 kHz, 60 Hz ), 1920 x 1080 ( 67.5 kHz, 60 Hz )
USB Playback Codes : MPEG1 : MPEG1 / MPEG2PS : MPEG2 / MPEG2TS ( HDV, AVCHD ) : MPEG2, AVC / MP4 (XAVC S ) : AVC, MPEG4, HEVC / AVI : Xvid, MotionJpeg / ASF ( WMV ) : VC1 / MOV : AVC, MPEG4, MotionJpeg / MKV: Xvid, AVC, MPEG4, VP8. HEVC / WEBM : VP8 / 3GPP : MPEG4, AVC / MP3 / ASF ( WMA ) / LPCM / WAV / MP4AAC / FLAC, JPEG / HEIF / WEBM : VP9 / AC4 / ogg / AAC / ARW ( Screen Nail Only )
HDMI : 3 Side
USB 2.0 : 2 Side
RJ12 : Yes Rear
Variable Audio Out : Yes Rear
Ethernet Bridge ( LAN-Out ) : Yes Rear
Variable Audio Out Volume Control : Yes Rear
WiFi : Yes
BT HID Built-In : Yes
Ex-Link ( RS-232C ) : Yes
Anynet + ( HDMI-CEC ) : Yes
HDMI A / Return Ch. Support : Yes
Composite In ( AV ) : 1 ( Common Use For Component Y )
RF In ( Terrestrial / Cable input / Satellite Input) : 1/1 ( Common Use For Terrestrial ) / 0
Smart TV Features
Operating System : Android TV™
Smart TV : Google TV
ROM : 32 GB
Control Menu : Yes
Eco Dashboard : Yes
Google Play Store : Yes
Auto HDR Tone Mapping : Yes
Auto Genre Picture Mode : Yes
Auto Calibration With CalMAN® : Yes
Electronic Program Guide ( EPG ) : Yes
Built-In MIC Switch : Yes Left
Camera Function : Yes ( Camera Apps )
Camera : BRAVIA Cam ( Option )
Text Input Language : ENGLISH, FRENCH, GERMAN, HEBREW, ITALIAN, RUSSIAN, SPANISH, VIETNAMESE, JAPANESE
Display Language : AFRIKAANS, AMH, ARABIC, ASSAMESE, AZE, BEL, BULGARIAN, BENGALI, BOSNIAN, CATALAN, CZECH, DANISH, DEU, GREEK, ENGLISH, SPANISH, ESTONIAN, BAQ, PER, FINNISH, FRENCH, GLG, GUJARATI, HINDI, CROATIAN, HUNGARIAN, INDONESIAN, ISL, ITALIAN, HEBREW, JAPANESE, KAZAKH, KANNADA, KOR, KIR, LAO, LITHUANIAN, LATVIAN, MACEDONIAN, MALAYALAM, MON, MARATHI, MAY, BUR, NOB, NEP, NLD, ORIYA, PANJABI, POLISH, PORTUGUESE, ROMANIAN, RUSSIAN, SOL, SLOVENIAN, ALB, SERBIAN, SWEDISH, SWAHILI, TAMIL, TELUGU, THAI, TGL, TURKISH, UKRAINIAN, URD, UZB, VIETNAMESE, SIMPLIFIED CHINESE, TRADITIONAL CHINESE, ZULU
Operating System : Tizen
SMART TV : Yes
Soft AP : Yes
My Channel : Yes
USB Cloning : Yes
Security Mode : Yes
Web Browser : Yes
Power on Mode : Yes
360 Video Player : Yes
Welcome Message : Yes
Auto Source Mode : Yes
Hotel Channel List : Yes
360 Camera Support : Yes
Samsung LYNK™ DRM : Yes
Smoovie Compatibility : Yes
Clock Back Up Supply : Yes
Channel Menu Display : Yes
RJ12 / IR Pass Through : Yes
Hospitality Home Menu : Yes
Soundbar Compatibility : Yes
Wake-Up Timer ( Alarm ) : Yes
H. Browser Compatibility : Yes
S / W EPG ( Solution EPG ) : Yes
On / Off Timer ( Schedule ) : Yes
Multi Code Remote Control : Yes
Screwed Remote Battery Cover : Yes
Music Mode BackLight On / Off : Yes
Mobile To TV - Mirroring, DLNA : Yes
Energy Saving Mode ( BLU Control ) : Yes
Samsung LYNK™REACH ( IP ) REACH 4.0 : Yes
Samsung LYNK™REACH ( RF ) REACH 4.0 : Yes
Samsung LYNK™ HMS Compatibility : Yes
Hospitality Plug & Play ( Easy Set-Up ) : Yes
Logo Display with Time Out Setting ( BMP / Movie ) : Yes
Music Mode ( Input : PC / AV / Component / HDMI ) : Yes
Mixed Channel List ( ATSC, DVB-T / T2 / C / S2, Analog ) : Yes
Other Features
Bezel Design : Seamless Edge Design
Bezel Colour : Dark Silver / Vibration Finish
Stand Colour : Dark Silver
Stand design : Underlay Stand
Talkback : Yes
Sleep Timer : Yes
Voice Search : Yes
Switch Access : Yes
On / Off Timer : Yes
Screen Reader : Yes
Colour Inversion : Yes
Audio Description : Yes
Text Magnification : Yes
Accessibility Shortcut : Yes
Menu Timeout Setting : Yes
Power-On Volume Setting : Yes
Standard Remote Control : Yes
Accessible Initial Setup With Talkback : Yes
TV System ( Analog ) : M
TV System ( Digital Cable ) : Clear QAM
Tuner Channel Coverage ( Digital Cable ) : CATV: 1-135
Closed Captions ( Analog ) : Closed Caption
Number of Tuners ( Terrestrial / Cable ) : 1 ( Digital / Analog )
Tuner Channel Coverage ( Analog ) : VHF : 2-13 / UHF : 14-69 / CATV : 1-135
Tuner Channel Coverage ( Digital Terrestrial ) : VHF : 2–13 / UHF : 14–69 ( 2–13 / 14–36 For ATSC3.0 )
TV System ( Digital Terrestrial ) : ATSC / ATSC3.0 ( NEXTGEN TV / Available Only When Region / Country Is Set To U.S.A. )
STAND POSITION : 4 Way Position ( Outside / Inside / Outside For Soundbar / Inside For Soundbar )
Optional Accessories : Wall-Mount Bracket ( Sony original Wall-Mount Bracket 9 ) ; Camera Unit ( CMU-BC1 ) 6 Depends On Country Selection
Design : Bezel-Less Design
Bezel Type : 3 Bezel-Less
Stand Type : Slim Feet
Front Color : Black
EPG : Yes
V-Chip : Yes
Eco Sensor : Yes
Analog Tune : Yes
IPv6 Support : Yes
Auto Power Off : Yes
USB HID Support : Yes
Digital Clean View : Yes
Caption ( Subtitle ) : Yes
Auto Channel Search : Yes
Connect Share™ ( HDD ) : Yes
ConnectShare™ ( USB 2.0 ) : Yes
Energy Star ( Latest Effective Version ) : Yes
Accessibility : US English
Digital Broadcasting : ATSC / ClearQAM
OSD Language : English, Spanish, French
General Details
Power Supply ( Voltage, Hz ) : AC 110 V - 240 V, 50/60 Hz
Power Consumption : 597 W
Power Consumption Standby : 0.5 W
Dynamic Backlight Control : Yes
Power Saving Mode / Back Light Off Mode : Yes
Weight Of TV Without Stand : 32.3 Kg
Weight Of TV With Stand : 34 Kg
Weight Of Package Carton : 45 Kg
VESA® Hole Pitch : 300 mm X 300 mm
Power Supply ( V ) : AC110-120V 50/60Hz
Power Consumption Max : 230 W
Power Consumption Typical : 102 W
Power Consumption Standby : 0.5 W
Set Weight without Stand : 30.9 Kg
Set Weight with Stand : 31.3 Kg
Package Weight : 41.8 Kg
VESA Mount : 400 mm X 400 mm
Supplied Accessories
Voice Remote Control : Yes
Batteries : Yes
AC Power Cord : Yes
Table Top Stand : Yes
Quick Setup Guide : Yes
Operating Instructions : Yes
Remote Control Model : TM1240A
Batteries : Yes
Data Cable : Yes
Power Cable : Yes
Stand Mount Kit : Yes
Quick Install Guide : Yes
Mini Wall Mount Support : Yes
VESA Wall Mount Supported : Yes
Security Screws ( Stand Base ) : Yes

Compare Sony K-77XR80 with:

Compare Samsung HG75NT690UF with:

Key Differences

Both models support 4K 3840 x 2160 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. Overall, both models are capable choices in their segment, offering a balance between performance, features, and usability. Both TVs come with smart platforms that support popular streaming apps and voice control features. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. There is a difference in screen size (75 Inch (191 cm) vs 77 Inch (195.58 cm)), and a larger screen generally provides a more immersive viewing experience. Samsung HG75NT690UF and Sony K-77XR80 are two competitive smart TVs offering a mix of display performance, smart features, and overall value for different types of users.

Verdict: Both models offer good value, and the better option depends on your specific requirements and viewing preferences.