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Panasonic CZ952 vs Panasonic EZ952

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

Better figure, where one is clearly better

PanasonicCZ952PanasonicEZ952
Overview
ReleasedOctober 20152017
Display
PanelOLEDOLED
Panel detailGently curved 65-inch OLED panel with passive 3D.–
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
HDR formatsHDR10HDR10, HLG
HDR extrasMarketed as HDR-ready at launch; contemporary reviews said an update was required for HDR10 input, but its release date is unverified.Ultra HD Premium and THX 4K certified; Panasonic's HDR Brightness Enhancer offers a brighter HDR midtone setting.
Picture processingPanasonic's Absolute Black gradation drive, Studio Master Colour and 4K Studio Master Processor; THX 4K and ISF calibration support.Panasonic's Studio Colour HCX² processor with 3D look-up tables and 4K upscaling.
Picture modesIncludes THX Cinema, True Cinema and Professional presets.THX Cinema, True Cinema and Professional calibration modes.
Sizes
Sizes65″55, 65″
Largest size65″65″
Gaming
HDMI ports4 (0 HDMI 2.1 at 4K 120 Hz+)4 (0 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rateNoneNone
HDMI detailFour HDMI 2.0 inputs with HDCP 2.2; HDMI 2 has ARC. Contemporary reviews said HDR10 input support required a firmware update.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.
Input lagHDTVTest measured a minimum 74 ms, including Game mode.HDTVTest measured 26 ms in Game mode at 1080p and 4K, in SDR and HDR.
Game features–4K HDR Game mode.
Smart TV and sound
Smart TV platformPanasonic Smart TV (legacy)my Home Screen
Processor4K Studio Master ProcessorStudio Colour HCX²
Speakers2.1 channels40 W
Wi-FiBuilt-in Wi-FiBuilt-in dual-band IEEE 802.11a/b/g/n
Bluetooth–Bluetooth 3.0
Speaker detailIntegrated stereo speakers and subwoofer. AVForums lists 60 W total, while a later Panasonic comparison with the EZ1000 lists 40 W for the CZ950; rated power is omitted here.Four 10 W speaker outputs, 40 W total per Panasonic's UK operating instructions; 3.5 mm headphone socket.
Voice assistants–Microphone-equipped Bluetooth touchpad remote supports voice control.
CastingBuilt-in smart apps included Netflix, Amazon Video, YouTube and BBC iPlayer at launch; the older Panasonic smart interface lacks Firefox-based my Home Screen 2.0 and Freeview Play.My Home Screen 2.0 with Freeview Play, network media playback and streaming apps; app availability can change.
TV tunersTwin DVB-T/T2 terrestrial and DVB-S/S2 satellite tuners, including UK Freesat.Twin UK DVB-T/T2 terrestrial and DVB-S/S2 satellite tuners with Freesat; PAL I analogue tuner.
USBThree inputs, one USB 3.0 and two USB 2.0; USB hard-drive recording.One USB 3.0 and two USB 2.0 inputs; USB hard-drive recording and SD card slot.
EthernetWired LAN input.10/100 Ethernet input.
Optical audio outOptical digital audio output; 3.5 mm headphone connection.Optical PCM and Dolby Digital output.
Design and power
SizeWith stand: 1448 × 913 × 311 mm and 32 kg. Without stand: 1448 × 847 × 113 mm (AVForums).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.
StandCurved metal pedestal; Alcantara rear cover; 400 × 400 mm VESA wall mounting holes (AVForums).Rectangular central pedestal; 55-inch model has 400 × 300 mm VESA holes, 65-inch model 400 × 400 mm (Panasonic UK dimension sheets).
Power usePanasonic's UK product fiche lists 214 W average on-mode and 0.30 W standby.Panasonic UK product fiche average on-mode: 142 W (55 inches), 180 W (65 inches); standby 0.50 W.
Energy classB under the historical EU television energy scale.B for both sizes on Panasonic's historical UK product fiche.
In the boxStandard and touchpad remotes and two pairs of passive 3D glasses.Standard remote, Bluetooth touchpad remote, detachable pedestal, batteries and operating instructions.

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