Panasonic VIERA CX802 vs Samsung QLED Q80R (2019)

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

VIERA CX802 compared with QLED Q80R (2019)
PanasonicVIERA CX802SamsungQLED Q80R (2019)
Overview
Released20152019
Display
PanelLED LCDLED LCD
Panel detailPanasonic 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.Quantum-dot LCD with Direct Full Array 6X local dimming on the UK maker tables; AVForums confirmed full-array local dimming on its UK 55-inch test unit.
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
HDR formatsHDR10HDR10, HDR10+, HLG
HDR extrasHDR 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.Samsung Quantum HDR 1500 is a product label, not a measured 1500-nit figure for every size. Dolby Vision is unsupported.
Screen finish–Ultra Viewing Angle and antireflective Moth Eye treatment in the UK maker tables.
Colour range–Quantum Dot Colour and Samsung's 100% Colour Volume claim in both UK maker tables.
Picture processingPanasonic lists Studio Master Drive, 4K Studio Master Processing, Local Dimming Pro and Studio Master Colour.Quantum Processor 4K, Supreme UHD Dimming, Contrast Enhancer and Picture Quality Index 3700 in the UK maker tables. PQI is not a native refresh rate.
Picture modes–Film Mode and Auto Motion Plus in the UK maker tables.
Motion handlingPanasonic's Intelligent Frame Creation is motion processing, not a stated native panel refresh rate.Samsung's UK tables do not publish native refresh Hz. Stuff saw occasional motion smearing in its QE55Q80R test.
Viewing angleAVForums and HDTVTest both found the reviewed 55-inch VA panel best viewed from near the centre.Ultra Viewing Angle in the UK maker tables; AVForums and Stuff found strong off-axis picture quality.
Sizes
Sizes40, 50, 55, 65″55, 65″
Largest size65″65″
Gaming
HDMI ports3 (0 HDMI 2.1 at 4K 120 Hz+)4 (0 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rateNoneFreeSync
HDMI detailThree 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.Four HDMI inputs with ARC in the UK maker tables; AVForums confirmed all sockets are on the TV without a One Connect box.
Game features–FreeSync, Auto Game Mode, Dynamic Black Equaliser and Game Motion Plus in the UK maker tables. AVForums measured 13.7 ms input lag on the UK 55-inch model.
Input lagAVForums measured 39 ms on the 55-inch model.–
Smart TV and sound
Smart TV platformmy Home ScreenTizen
Processor4K Studio Master ProcessorQuantum Processor 4K
Speakers–40 W, 4.1 channels
Wi-FiBuilt-in 2.4/5 GHz IEEE 802.11a/b/g/nBuilt-in Wi-Fi
BluetoothBluetooth 3.0Bluetooth audio
Speaker detailThe UK manual specifies 20 W on the 40-inch model and 40 W on the 50-, 55- and 65-inch models.Samsung specifies 40 W, 4.1 channels and a woofer in the UK maker tables.
Audio features–Dolby Digital Plus and Bluetooth audio in both UK maker tables.
Voice assistants–Samsung Bixby voice interaction, with Google Assistant and Alexa compatibility listed in the UK maker tables; present-day service support can differ.
CastingFirefox-based my Home Screen provides network media and internet apps; Freeview Play was added after launch. Service availability may have changed.SmartThings, mobile mirroring, Apple AirPlay 2 and Wi-Fi Direct in the UK maker tables.
TV tunersUK DVB-S/S2 Freesat and DVB-T/T2 Freeview HD, plus PAL I analogue reception; two satellite inputs.Twin DVB-T2/C/S2 digital tuners, analogue tuner, CI+ 1.4 and UK MHEG 5.
USBTwo USB 2.0 ports and one USB 3.0 port; SD card slot and USB HDD recording.Two USB inputs in both UK maker tables.
Ethernet10/100 Ethernet port.Ethernet LAN built in.
Optical audio outOptical PCM and Dolby Digital output; 3.5 mm headphone socket.One optical digital audio output.
Design and power
SizeTV 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.Without stand, width × height × depth from separate UK maker tables: 55-inch 1230.6 × 708.1 × 61.9 mm; 65-inch 1449.5 × 831.2 × 61.9 mm. Configuration weights exclude stand.
StandSupplied pedestal; VESA mounting holes are 200 × 200 mm on 40 inches and 400 × 400 mm on larger sizes.Central T stand. With-stand weights from separate UK maker tables: 55-inch 20.9 kg; 65-inch 28.2 kg.
Power usePanasonic 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.Maximum from separate UK maker tables: 55-inch 200 W; 65-inch 245 W.
Energy classHistorical UK product fiche ratings are B for 40 inches and A for 50, 55 and 65 inches.Old UK maker energy scale: B for both sizes. Not today’s A–G scale.
Colours–Carbon Silver front and Eclipse Silver stand in the UK maker tables.
In the boxStandard 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.Samsung's UK tables list remote control, power cable, manual and e-manual. A precise UK first-sale month was not established.

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