Panasonic EZ952 vs Panasonic Z90B

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EZ952 compared with Z90B

	PanasonicEZ952	PanasonicZ90B
Overview
Released
Released	2017	2025
Display
Panel
Panel	OLED	OLED
Panel detail
Panel detail	–	Master OLED Pro on 55-, 65- and 77-inch sets; standard OLED on 42- and 48-inch sets.
Resolution
Resolution	3840 × 2160 (4K)	3840 × 2160 (4K)
Refresh rate
Refresh rate	–	144 Hz
HDR formats
HDR formats	HDR10, HLG	Dolby Vision, HDR10, HDR10+, HLG
HDR extras
HDR extras	Ultra HD Premium and THX 4K certified; Panasonic's HDR Brightness Enhancer offers a brighter HDR midtone setting.	Dolby Vision IQ and HDR10+ Adaptive.
Picture processing
Picture processing	Panasonic's Studio Colour HCX² processor with 3D look-up tables and 4K upscaling.	Filmmaker Mode with Intelligent Sensing; Prime Video Calibrated Mode; Calman and ISFccc calibration support.
Picture modes
Picture modes	THX Cinema, True Cinema and Professional calibration modes.	–
Sizes
Sizes
Sizes	55, 65″	42, 48, 55, 65, 77″
Largest size
Largest size	65″	77″ (better)
Gaming
HDMI ports
HDMI ports	4 (0 HDMI 2.1 at 4K 120 Hz+)	4 (2 HDMI 2.1 at 4K 120 Hz+) (better)
Variable refresh rate
Variable refresh rate	None	HDMI VRR, FreeSync Premium, G-Sync Compatible
Auto low latency mode
Auto low latency mode	–	Yes
HDMI detail
HDMI detail	Four HDMI inputs with HDR and HDCP 2.2; HDMI 2 has ARC. AVForums found HDMI 1 and 2 accept 4K 60p, while HDMI 3 and 4 are limited to 4K 30p.	Two of four HDMI inputs support 4K at 144 Hz, VRR and ALLM; one also supports eARC.
Input lag
Input lag	HDTVTest measured 26 ms in Game mode at 1080p and 4K, in SDR and HDR.	–
Game features
Game features	4K HDR Game mode.	Game Mode Extreme, True Game Mode and Game Control Board.
Smart TV and sound
Smart TV platform
Smart TV platform	my Home Screen	Fire TV
Processor
Processor	Studio Colour HCX²	HCX Pro AI Processor MK II
Dolby Atmos
Dolby Atmos	–	Yes
eARC
eARC	–	Yes
Speakers
Speakers	40 W	–
Wi-Fi
Wi-Fi	Built-in dual-band IEEE 802.11a/b/g/n	–
Bluetooth
Bluetooth	Bluetooth 3.0	–
Speaker detail
Speaker detail	Four 10 W speaker outputs, 40 W total per Panasonic's UK operating instructions; 3.5 mm headphone socket.	Dynamic Theater Surround Pro with front-facing drivers and a 30 W subwoofer in all sizes; Dolby Atmos decoding.
Voice assistants
Voice assistants	Microphone-equipped Bluetooth touchpad remote supports voice control.	–
Casting
Casting	My Home Screen 2.0 with Freeview Play, network media playback and streaming apps; app availability can change.	Apple AirPlay and Apple Home support.
TV tuners
TV tuners	Twin UK DVB-T/T2 terrestrial and DVB-S/S2 satellite tuners with Freesat; PAL I analogue tuner.	Panasonic Penta Tuner supports terrestrial, satellite, cable, IPTV and TV>IP reception; UK channel availability varies.
USB
USB	One USB 3.0 and two USB 2.0 inputs; USB hard-drive recording and SD card slot.	–
Ethernet
Ethernet	10/100 Ethernet input.	–
Optical audio out
Optical audio out	Optical PCM and Dolby Digital output.	–
Design and power
Size
Size	Panasonic UK manual, without stand (W × H × D): 55-inch 1230 × 716 × 48 mm; 65-inch 1453 × 839 × 48 mm. With stand: 55-inch 1230 × 766 × 275 mm; 65-inch 1453 × 889 × 275 mm.	–
Stand
Stand	Rectangular central pedestal; 55-inch model has 400 × 300 mm VESA holes, 65-inch model 400 × 400 mm (Panasonic UK dimension sheets).	–
Power use
Power use	Panasonic UK product fiche average on-mode: 142 W (55 inches), 180 W (65 inches); standby 0.50 W.	–
Energy class
Energy class	B for both sizes on Panasonic's historical UK product fiche.	–
In the box
In the box	Standard remote, Bluetooth touchpad remote, detachable pedestal, batteries and operating instructions.	–