Samsung HG55AT670UJ vs Panasonic TH-58HX450 – Which TV is Better? (2026)

ALERT

Samsung HG55AT670UJ
Rs.64,499.00

Panasonic TH-58HX450
Rs.63,990.00

Model No

HG55AT670UJ

TH-58HX450

TV Type

Smart TV

Smart TV

Screen Size

55 Inch (139 cm)

58 Inch (147 cm)

Resolution

4K 3840 x 2160

4K 3840 x 2160

Aspect Ratio

16:9

16:9

Motion Rate

100 Hz

60 Hz

Viewing Angle

178°/178°

178°/178°

USB

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

USB Version	: 2.0
Supported Audio Formats	: MP3 / AAC / WMA Pro / FLAC / Apple Lossless / WAV
Supported Video Formats	: AVI / HEVC / MKV / WMV / MP4 / M4v / FLV / 3GPP / VRO / VOB / TS / PS
Supported Picture Formats	: JPEG / HLG-Photo / TIFF / GIF / PNG

Video

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

Backlight	: 4K ULTRA HD IPS LED LCD
Bright Panel	: Super Bright Panel
Colour Engine	: Vivid Digital Pro
4K Dimming	: Yes
Multi HDR	: Yes
Dolby Vision	: Yes
4K Upscaling	: Yes
Noise Reduction	: Yes

Audio

Sound Output ( RMS )	: 20 W
Dolby Digital Plus	: Yes
Speaker Type	: 2 Channal

Speaker Output ( RMS )	: 16 W
Surround Effect	: V-Audio
TOP 3 OTTs	: NF/AP/YT
Other OTT	: HS / JC / Z5 / VT / SL & Many More

Connectivity Options

HDMI	: 3
USB 2.0	: 2
RJ12	: Yes
Ethernet / LAN	: Yes
Anynet + ( HDMI-CEC )	: Yes
RJP ( Remote Jackpack )	: Yes
HDMI A / Return Ch. Support	: Yes
RF In ( Terrestrial / Cable input / Satellite Input)	: 1/1 ( Common Use For Terrestrial ) / 0

HDMI	: 3
USB	: 2
Optical Out	: Yes
Built-in Wifi	: Yes
Internet Apps	: Yes
Ethernet	: Yes
Chromecast Built-In	: Yes
Headphone Speaker Output Ports	: Yes
Rf Input Analog Coaxial Ports	: Yes
Bluetooth Audio Link	: 1-Way ( TV To Audio )
HDMI Version	: HDMI1.4, HDMI 2.0 / HDCP1.4, HDCP2.2
Audio Out ( ARC )	: Yes ( HDMI 1) *Mentined As Audio Out

Smart TV Features

Operating System	: Tizen
My Channel	: Yes
USB Cloning	: Yes
Security Mode	: Yes
Welcome Message	: Yes
Auto Source Mode	: Yes
Hotel Channel List	: Yes
Clock Back Up Supply	: Yes
Channel Menu Display	: Yes
Samsung LYNK™ DRM	: Yes
RJ12 / IR Pass Through	: Yes
Hospitality Home Menu	: Yes
Smoovie Compatibility	: Yes
Soundbar Compatibility	: Yes
Wake-Up Timer ( Alarm )	: Yes
On / Off Timer ( Schedule )	: Yes
S / W EPG ( Solution EPG )	: Yes
Screwed Remote Battery Cover	: Yes
Mobile To TV - Mirroring, DLNA	: Yes
Energy Saving Mode ( BLU Control )	: Yes
Hospitality Plug & Play ( Easy Set-Up )	: Yes
Mixed Channel List ( ATSC, DVB-T / T2 / C / S2, Analog )	: Yes
Logo Display with Time Out Setting ( BMP / Movie )	: Yes
Multi Code Remote Control	: Yes
Music Mode ( Input : PC / AV / Component / HDMI )	: Yes
Samsung LYNK™REACH ( RF ) REACH 4.0	: Yes

Operating System	: Android 9
RAM	: 2 GB
ROM	: 8 GB
Built-in Voice Control	: Yes
Google Assistant	: Yes
Google Assistant ( Smart Speaker ) Compatibility	: Yes

Other Features

Design	: AirSlim Design
Bezel Type	: 3 Bezel-Less
Stand Type	: Slim Feet
Front Color	: Black
EPG	: Yes
Eco Sensor	: Yes
Analog Tune	: Yes
Auto Power Off	: Yes
USB HID Support	: Yes
Digital Clean View	: Yes
Caption ( Subtitle )	: Yes
Auto Channel Search	: Yes
Connect Share™ ( HDD )	: Yes
Energy Efficiency Class 3	: Yes
ConnectShare™ ( USB 2.0 )	: Yes
Digital Broadcasting	: DTMB, DVB-C
OSD Language	: Local Languages
Accessibility	: Voice Guide ( UK English. Mandarin Chinese )

Less is Perfection Concept	: Yes ( Narrow Bezel )
Media Player	: Yes

General Details

Power Supply ( V )	: AC220-240V 50/60Hz
Power Consumption Max	: 145 W
Power Consumption Typical	: 125 W
Power Consumption Standby	: 0.50 W
Set Weight without Stand	: 14.3 Kg
Set Weight with Stand	: 14.6 Kg
Package Weight	: 19.9 Kg
VESA Mount	: 200 mm X 200 mm

Power Requirements	: AC Auto 110 - 240 V, 50/60 Hz
Power Consumption	: NA
Power Consumption Standby	: 0.5 W

Supplied Accessories

Remote Control Model	: TM1240A
Batteries	: Yes
Power Cable	: Yes
Slim Gender Cable	: Yes
Quick Install Guide	: Yes
Mini Wall Mount Support	: Yes
VESA Wall Mount Supported	: Yes

Remote Control	: BT Remote With Google Assistant
Batteries	: Yes
User Manual	: Yes
Warranty Card	: Yes
Power Supply Adopter	: Yes
Power Cable	: Yes

Compare Samsung HG55AT670UJ with:

Compare Panasonic TH-58HX450 with:

Key Differences

In general, both TVs cater to modern entertainment needs, including streaming, gaming, and everyday viewing. If you're comparing Panasonic TH-58HX450 and Samsung HG55AT670UJ, both models come with modern features and are designed to deliver a solid viewing experience across different use cases. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. There is a difference in screen size (58 Inch (147 cm) vs 55 Inch (139 cm)), and a larger screen generally provides a more immersive viewing experience. Both TVs come with smart platforms that support popular streaming apps and voice control features. Panasonic TH-58HX450 and Samsung HG55AT670UJ offer different motion rates (60 Hz vs 100 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. Both models support 4K 3840 x 2160 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming.

Verdict: Both TVs are strong contenders, and your final choice should depend on your preference for screen size, motion performance, and smart features.

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