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LG OLED GX vs Panasonic MZ2000

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

Better figure, where one is clearly better

LGOLED GXPanasonicMZ2000
Overview
ReleasedApril 2020August 2023
Display
PanelOLEDOLED
Panel detailSelf-lit OLED panel in LG's Gallery chassis, supplied with a flush wall mountPanasonic 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 rate120 Hz120 Hz
HDR formatsDolby Vision, HDR10, HLGDolby Vision, HDR10, HDR10+, HLG
HDR extrasDolby Vision IQ, LG HDR10 Pro processing and Filmmaker Mode; no HDR10+ claimDolby 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 processingAI Picture Pro, AI Upscaling, AI Brightness 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 modesTen modes including Filmmaker, Cinema, Game and ISF Expert bright and dark roomFilmmaker Mode, True Game, True Cinema and Panasonic Professional modes, including calibration controls.
Motion handlingOLED Motion Pro, with 4K high frame rate support; LG Switzerland's exact OLED55GX6LA specification describes a 100/120 Hz native panelUp 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
Sizes55, 65, 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 rateHDMI VRR, FreeSync, G-Sync CompatibleHDMI VRR, FreeSync Premium, G-Sync Compatible
Auto low latency modeYesYes
HDMI detailFour HDMI 2.1 inputs; 4K 120 Hz input and eARC on HDMI 2Four 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 featuresHDMI VRR, ALLM, G-SYNC Compatible, FreeSync and HGiG. LG's current UK GX6LA specifications list FreeSync; launch-era review coverage described it as pending a software update.True 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 Gen3 AI Processor 4KHCX 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 detailDown-firing 60 W, 4.2-channel system with a 20 W woofer on all three UK size specificationsPanasonic 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 featuresAI Sound Pro, AI Acoustic Tuning, Clear Voice IV, LG Sound Sync and WiSA speaker supportTechnics-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 assistantsLG ThinQ AI, Google Assistant and Amazon Alexa built inVoice-control microphone in the supplied Bluetooth remote; service availability depends on region and firmware.
CastingApple AirPlay 2 and HomeKit, Screen Share and DIALPanasonic my Home Screen 8.0 includes streaming apps and local media features; app availability changes over time.
Software updateswebOS 5.0. LG UK's rollout table scheduled 55- and 65-inch models for the week beginning 6 April 2020 and the 77-inch for the week beginning 11 May; an exact first retail day was not verified.–
TV tunersUK DVB-T2/T, DVB-C and DVB-S2/S with two RF inputs and CI slotUK DVB-S/S2 satellite, DVB-T/T2 terrestrial, DVB-C cable and PAL I analogue tuners; two satellite inputs.
USBThree side USB portsOne USB 3.0 and two USB 2.0 ports.
EthernetOne LAN portRJ45 10/100 Ethernet.
Optical audio outOne optical digital audio output; shared headphone and line output also listedFibre-optic PCM and Dolby Audio output.
Design and power
SizeWithout stand (W × H × D): 55-inch 1225 × 705 × 23.1 mm; 65-inch 1446 × 829 × 19.9 mm on LG UK specificationsWith 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.
StandFlush wall mount included; table stand is an optional purchase. LG lists TV-plus-stand weights of 22, 30.5 and 40.2 kg respectively.Supplied central swivel pedestal.
Power useUnder 0.5 W standby on LG UK specificationsPanasonic'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 boxFlush wall mount and Magic Remote; table stand is not includedPanasonic'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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