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LG SIGNATURE OLED W9 vs Panasonic MZ2000

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

Better figure, where one is clearly better

LGSIGNATURE OLED W9PanasonicMZ2000
Overview
Released2019August 2023
Display
PanelOLEDOLED
Panel detailPicture-on-Wall OLED screen with pixel dimming and a separate soundbar/control unitPanasonic calls the 55- and 65-inch panels Master OLED Ultimate with Micro Lens Array and a multi-layer heat sink. Its 77-inch UK page calls that larger, different panel Master OLED Pro Cinema Size without Micro Lens Array.
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
Refresh rate–120 Hz
HDR formatsDolby Vision, HDR10, HLGDolby Vision, HDR10, HDR10+, HLG
HDR extrasLG also lists Advanced HDR by Technicolor; HDR10 Pro is LG's processing, not HDR10+ supportDolby Vision IQ, HDR10+ Adaptive and HLG Photo; Filmmaker Mode adjusts white balance for ambient light.
Peak brightness–AVForums measured 1,426 cd/m² on a 10% HDR window in Filmmaker Mode on the 55-inch MLA set; this is not a 77-inch figure.
Colour range–AVForums measured 98% DCI-P3 coverage on its 55-inch MLA sample; TechRadar measured 99.45% on a separate 55-inch sample.
Picture processingα9 Gen 2 with Deep Learning AI Picture, AI Brightness, Object Depth Enhancer, Quad Step Noise Reduction and HDR Dynamic Tone Mapping ProHCX Pro AI Processor, Streaming 4K Remaster, Filmmaker Mode and Auto AI; Micro Lens Array applies only to the 55- and 65-inch versions.
Picture modes–Filmmaker Mode, True Game, True Cinema and Panasonic Professional modes, including calibration controls.
Motion handlingLG lists OLED Motion and 4K high frame rate; its UK sheet says 4K HFR over HDMI was to be enabled by update, without confirming the update's deliveryUp to 120 Hz native refresh and 4K 120 Hz input on HDMI1 and HDMI2. AVForums found clean 24 fps cadence with interpolation off on the reviewed 55-inch model.
Sizes
Sizes65, 77″55, 65, 77″
Largest size77″77″
Gaming
HDMI ports4 (all HDMI 2.1 at 4K 120 Hz+)4 (2 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rateNoneHDMI VRR, FreeSync Premium, G-Sync Compatible
Auto low latency modeYesYes
HDMI detailFour HDMI 2.1 inputs are housed in the separate soundbar/control unit. LG's UK sheets list eARC on HDMI 2. FlatpanelsHD reports that W9 is the exception to the 2019 LG OLED series' VRR support.Four HDMI inputs. Panasonic's UK manuals specify HDMI1 and HDMI2 for 4K 120 Hz, VRR, AMD FreeSync Premium and NVIDIA G-SYNC compatibility; HDMI2 carries eARC. HDMI3 and HDMI4 accept 4K at lower frame rates.
Input lag–AVForums measured 9.3 ms at 4K 60 Hz and 5.7 ms at 120 Hz on its 55-inch sample. TechRadar measured 15.2 ms at 4K 60 Hz on a separate 55-inch sample; test settings differed.
Game featuresInstant Game Response (ALLM) on both UK sizes; HDMI VRR and G-Sync are not supported on W9 according to FlatpanelsHDTrue Game picture mode, Game Control Board, VRR and ALLM. Dolby Vision gaming is limited to 4K 60 Hz according to the independent AVForums test.
Smart TV and sound
Smart TV platformwebOSmy Home Screen
Processorα9 Gen 2 Intelligent ProcessorHCX Pro AI Processor
Speakers60 W, 4.2 channels5.1.2 channels
Dolby AtmosYesYes
eARCYesYes
Wi-FiWi-Fi 5 (802.11ac)Built-in dual-band IEEE 802.11a/b/g/n/ac
Bluetooth5.0Bluetooth 5.0
Speaker detailSeparate 60 W, 4.2-channel soundbar/control unit with 20 W assigned to two woofers; UK unit weight is 10 kg on the 65-inch and 13.1 kg on the 77-inch sheetPanasonic UK manuals specify 150 W for 55 inches (70 W front array + 15 W × 2 side + 15 W × 2 upward + 20 W woofer), 160 W for 65 inches (80 W front array with the same remaining outputs), and 170 W for 77 inches (90 W front array with the same remaining outputs).
Audio featuresDolby Atmos, LG Sound Sync, One Touch Sound Tuning and WiSA speaker compatibilityTechnics-tuned 360° Soundscape Pro with Dolby Atmos, front array, side- and upward-firing speakers, room calibration and directional Sound Focus; 3.5 mm headphone/subwoofer socket.
Voice assistantsUK LG sheet lists Google Assistant, unavailable in the Republic of Ireland, and Amazon Alexa compatibility with the 2019.5 Magic RemoteVoice-control microphone in the supplied Bluetooth remote; service availability depends on region and firmware.
CastingLG Screen Share and Apple AirPlay 2 on the UK 65W9PLA sheetPanasonic my Home Screen 8.0 includes streaming apps and local media features; app availability changes over time.
Software updateswebOS with Magic Remote and ThinQ AI. UK launch coverage gave May 6 as a planned sale date, but actual first on-sale was not verified, so release uses year precision.–
TV tunersUK 65 and 77-inch sheets list twin DVB-T2/C/S2 receptionUK DVB-S/S2 satellite, DVB-T/T2 terrestrial, DVB-C cable and PAL I analogue tuners; two satellite inputs.
USBThree USB ports on both UK sizesOne USB 3.0 and two USB 2.0 ports.
EthernetOne LAN input on both UK sizesRJ45 10/100 Ethernet.
Optical audio outOptical digital audio output on both UK sizesFibre-optic PCM and Dolby Audio output.
Design and power
SizeDisplay only (W × H × D): 65W9PLA 1446 × 823 × 3.85 mm; 77W9PLA 1721 × 989 × 5.96 mmWith recommended pedestal, Panasonic UK lists 55-inch 1227 × 786 × 350 mm and 25.5 kg; 65-inch 1448 × 910 × 350 mm and 30.5 kg; 77-inch 1723 × 1073 × 350 mm and 50 kg.
StandWall mounting required. The soundbar/control unit measures 1260 × 78 × 198 mm for 65W9PLA and 1460 × 84 × 208 mm for 77W9PLA.Supplied central swivel pedestal.
Power useBoth UK models list under 0.5 W standbyPanasonic's 65-inch UK product sheet lists 112 W SDR, 171 W HDR and 0.5 W standby; the other sizes are not represented by those figures.
Energy class–The 65-inch UK product information sheet gives G for SDR and HDR under the current energy-label system; no common class is claimed for all sizes.
In the boxMR19 Magic Remote and two AA batteries on both UK sizesPanasonic's UK instructions list the remote control, batteries, pedestal and mains lead. TechRadar dates UK release to August 2023; the maker's January announcement does not establish the first on-sale day.

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