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Panasonic GZ2000 vs Panasonic Z90B

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

Better figure, where one is clearly better

PanasonicGZ2000PanasonicZ90B
Overview
ReleasedAugust 20192025
Display
PanelOLEDOLED
Panel detailPanasonic's Professional Edition OLED panel has custom power and cooling hardware. The maker does not publish a native refresh figure in its UK manual.Master OLED Pro on 55-, 65- and 77-inch sets; standard OLED on 42- and 48-inch sets.
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
Refresh rate–144 Hz
HDR formatsDolby Vision, HDR10, HDR10+, HLGDolby Vision, HDR10, HDR10+, HLG
HDR extrasDolby Vision and HDR10+ dynamic metadata, HLG Photo and Netflix Calibrated Mode.Dolby Vision IQ and HDR10+ Adaptive.
Picture processingPanasonic's HCX PRO Intelligent Processor provides HDR tone mapping and colour controls; the Professional Edition OLED panel is custom engineered for increased brightness and heat dissipation.Filmmaker Mode with Intelligent Sensing; Prime Video Calibrated Mode; Calman and ISFccc calibration support.
Picture modesProfessional 1 and 2, True Cinema, Normal, Dynamic and Sports modes are described in independent tests; Netflix Calibrated Mode is supported.–
Motion handlingAVForums found good 24 fps cadence without motion interpolation and only rare 50 Hz micro-stutter on its 55-inch sample.–
Sizes
Sizes55, 65″42, 48, 55, 65, 77″
Largest size65″77″
Gaming
HDMI ports4 (0 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 mode–Yes
HDMI detailFour 4K HDMI inputs; HDMI2 supports ordinary Audio Return Channel. Panasonic's UK manual does not list full-bandwidth 4K 120 Hz HDMI 2.1 input or eARC.Two of four HDMI inputs support 4K at 144 Hz, VRR and ALLM; one also supports eARC.
Game features–Game Mode Extreme, True Game Mode and Game Control Board.
Input lagAVForums measured 21.5 ms in SDR and HDR Game mode on its 55-inch test set.–
Smart TV and sound
Smart TV platformmy Home ScreenFire TV
ProcessorHCX PRO Intelligent ProcessorHCX Pro AI Processor MK II
Speakers140 W, 3.0.2 channels–
Dolby AtmosYesYes
eARC–Yes
Wi-FiBuilt-in dual-band IEEE 802.11a/b/g/n/ac–
BluetoothBluetooth 4.2–
Speaker detailPanasonic specifies 140 W total: two 40 W upward-firing speakers and three 20 W front-firing drivers, tuned by Technics.Dynamic Theater Surround Pro with front-facing drivers and a 30 W subwoofer in all sizes; Dolby Atmos decoding.
Audio featuresDolby Atmos playback; 3.5 mm socket can serve headphones or an optional subwoofer.–
Castingmy Home Screen 4.0 provides network media and streaming apps; availability varies by service and date.Apple AirPlay and Apple Home support.
TV tunersUK DVB-S/S2 Freesat, DVB-T/T2 Freeview HD and PAL I analogue tuners; two satellite inputs.Panasonic Penta Tuner supports terrestrial, satellite, cable, IPTV and TV>IP reception; UK channel availability varies.
USBOne USB 3.0 port and two USB 2.0 ports, including media and drive recording features.–
EthernetRJ45 10/100 Ethernet.–
Optical audio outFibre-optic PCM and Dolby Audio output.–
Design and power
SizeTV only: 55-inch 1225 × 761 × 78 mm, 26.5 kg; 65-inch 1446 × 885 × 78 mm, 33.5 kg. With stand: 55-inch 1225 × 783 × 310 mm, 33 kg; 65-inch 1446 × 907 × 310 mm, 40 kg.–
StandSupplied central metal pedestal; rear sound enclosure makes flush wall mounting difficult.–
Power usePanasonic product sheet on-mode average: 130 W for 55 inches and 162 W for 65 inches; 0.50 W standby and 0.30 W off mode.–
Energy classB for both UK sizes under the historical Panasonic product sheet.–
In the boxPanasonic's UK manual describes the pedestal, remote control, batteries, mains lead and instructions. HDTVTest reported the GZ2000 had gone on sale in the UK by 14 August 2019; an exact manufacturer first-sale day was not found.–

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