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

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. In general, both TVs cater to modern entertainment needs, including streaming, gaming, and everyday viewing. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both models support 4K 3840 x 2160 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. 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. Panasonic TH-58HX450 and Samsung HG55AT670UJ are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. 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.

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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