Panasonic VIERA CX802 vs Samsung UHD NU7400

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VIERA CX802 compared with UHD NU7400

	PanasonicVIERA CX802	SamsungUHD NU7400
Overview
Released
Released	2015	March 2018
Display
Panel
Panel	LED LCD	LED LCD
Panel detail
Panel detail	Panasonic specifies LED LCD with Local Dimming Pro. AVForums identified a VA panel and 18 direct-lit dimming zones on its 55-inch sample; these findings are not claimed for every size.	Flat LED-backlit LCD. Samsung's investor report lists UHD 60 Hz; no panel subtype is assigned without exact-size maker evidence.
Resolution
Resolution	3840 × 2160 (4K)	3840 × 2160 (4K)
Refresh rate
Refresh rate	–	60 Hz
HDR formats
HDR formats	HDR10	HDR10, HDR10+, HLG
HDR extras
HDR extras	HDR support was added by Panasonic's later firmware upgrade for the 50-, 55- and 65-inch UK CX802B models. The 40-inch model was excluded.	–
Picture processing
Picture processing	Panasonic lists Studio Master Drive, 4K Studio Master Processing, Local Dimming Pro and Studio Master Colour.	Dynamic Crystal Colour, UHD Dimming, Contrast Enhancer and Auto Motion Plus. PQI 1700 is a processing label; 60 Hz is separately documented in the maker investor report.
Motion handling
Motion handling	Panasonic's Intelligent Frame Creation is motion processing, not a stated native panel refresh rate.	–
Viewing angle
Viewing angle	AVForums and HDTVTest both found the reviewed 55-inch VA panel best viewed from near the centre.	–
Sizes
Sizes
Sizes	40, 50, 55, 65″	43, 50, 55, 65″
Largest size
Largest size	65″	65″
Gaming
HDMI ports
HDMI ports	3 (0 HDMI 2.1 at 4K 120 Hz+)	3 (0 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rate
Variable refresh rate	None	None
HDMI detail
HDMI detail	Three HDMI inputs support 4K and active 3D; HDMI 2 supports Audio Return Channel. Panasonic's HDR firmware instructions require an HDMI HDR setting for compatible inputs. SCART, component, composite and CI+ are also provided.	Three HDMI inputs with ARC and HDMI-CEC, plus component and shared composite inputs.
Game features
Game features	–	Samsung specifies Auto Game Mode; the checked UK table does not identify the HDMI ALLM signalling mechanism, so that optional field is left unassigned.
Input lag
Input lag	AVForums measured 39 ms on the 55-inch model.	–
Smart TV and sound
Smart TV platform
Smart TV platform	my Home Screen	Tizen
Processor
Processor	4K Studio Master Processor	UHD Engine; quad-core smart processor
Speakers
Speakers	–	20 W, 2.0 channels
eARC
eARC	–	No
Wi-Fi
Wi-Fi	Built-in 2.4/5 GHz IEEE 802.11a/b/g/n	Built-in Wi-Fi
Bluetooth
Bluetooth	Bluetooth 3.0	–
Speaker detail
Speaker detail	The UK manual specifies 20 W on the 40-inch model and 40 W on the 50-, 55- and 65-inch models.	Two-channel speakers with 20 W total output.
Audio features
Audio features	–	Dolby Digital Plus, Multiroom Link and Bluetooth audio; no DTS support is assigned from the checked maker table.
Casting
Casting	Firefox-based my Home Screen provides network media and internet apps; Freeview Play was added after launch. Service availability may have changed.	Mobile-to-TV mirroring, DLNA, TV-to-mobile mirroring, Wi-Fi Direct and SmartThings app support.
Software updates
Software updates	–	Tizen 4.0 in Samsung's developer model-group table. Original app availability is not guaranteed today.
TV tuners
TV tuners	UK DVB-S/S2 Freesat and DVB-T/T2 Freeview HD, plus PAL I analogue reception; two satellite inputs.	DVB-T2/C/S2 digital and analogue tuners, with CI+ 1.4.
USB
USB	Two USB 2.0 ports and one USB 3.0 port; SD card slot and USB HDD recording.	Two USB ports with media playback, recording and time shift.
Ethernet
Ethernet	10/100 Ethernet port.	Ethernet LAN port.
Optical audio out
Optical audio out	Optical PCM and Dolby Digital output; 3.5 mm headphone socket.	One optical digital audio output.
Design and power
Size
Size	TV only, W × H × D: 40-inch 899 × 518 × 46 mm; 50-inch 1121 × 652 × 46 mm; 55-inch 1237 × 719 × 54 mm; 65-inch 1456 × 842 × 61 mm.	Width × height × depth without stands: 43-inch 970.2 × 563.2 × 58.8 mm; 50-inch 1124.8 × 650.2 × 59.7 mm; 55-inch 1238.6 × 714.2 × 59.3 mm; 65-inch 1457.5 × 837.3 × 59.7 mm. Configuration weights exclude stands.
Stand
Stand	Supplied pedestal; VESA mounting holes are 200 × 200 mm on 40 inches and 400 × 400 mm on larger sizes.	V-shaped central stand. With-stand weights are 12.1, 16.5, 19.7 and 28.0 kg for 43, 50, 55 and 65 inches respectively.
Power use
Power use	Panasonic product fiche on-mode averages: 74 W at 40 inches, 88 W at 50 inches, 112 W at 55 inches and 140 W at 65 inches.	–
Energy class
Energy class	Historical UK product fiche ratings are B for 40 inches and A for 50, 55 and 65 inches.	–
In the box
In the box	Standard and touchpad remote controls; active 3D glasses are not included according to AVForums. Exact UK first-sale month remains unconfirmed; the series was on sale by June 2015.	TM1850A Smart Remote and TM1240A standard remote for UK/Ireland, batteries, power cable, manual and analogue breakout cable.