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Panasonic VIERA G20 vs Panasonic VIERA ZT65

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

Better figure, where one is clearly better

PanasonicVIERA G20PanasonicVIERA ZT65
Overview
Released20102013
Display
PanelPlasmaPlasma
Panel detailPanasonic's UK TX-P42G20B, TX-P46G20B and TX-P50G20B manual specifies native Full HD NeoPDP plasma panels. The marketed 600 Hz sub-field drive is not the native image refresh rate, which remains unpublished.Panasonic's UK TX-P60ZT65B energy fiche confirms 60-inch Full HD. The marketed 3000 Hz Focused Field Drive is sub-field operation, not a published native image refresh rate.
Resolution1920 × 1080 (Full HD)1920 × 1080 (Full HD)
HDR formatsNoneNone
Picture processingPanasonic's second-generation NeoPDP panel, Intelligent Frame Creation, Resolution Enhancer and advanced white-balance, gamma and colour-management controls. The THX picture mode is certified; the 600 Hz sub-field drive is marketing for the panel drive rather than native frame refresh.Studio Master Panel with Ultimate Black filter, THX certification, 1080p Pure Direct and Intelligent Frame Creation. The advertised 3000 Hz Focused Field Drive is not native refresh.
Picture modesDynamic, Normal, Cinema, THX, Game and Photo where input-appropriate; ISFccc setup unlocks Professional 1 and 2 with per-input calibration settings.THX, EBU and Professional calibration modes with ten-point white balance and colour management on the reviewed UK set.
Motion handlingHDTVTest measured 900 lines of motion resolution with Intelligent Frame Creation off and 1080 with it on, but saw some ball shimmer during sports. It found 1080p/24 playback free of telecine judder. These are measurements of the reviewed 42-inch set, not a native refresh specification.AVForums found strong 1080p24 and broadcast motion and only rare false contouring or image retention. What Hi-Fi? also praised fast-motion stability.
Sizes
Sizes42, 46, 50″60″
Largest size50″60″
Gaming
HDMI ports4 (0 HDMI 2.1 at 4K 120 Hz+)3 (0 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rateNoneNone
HDMI detailFour HDMI Type A inputs; HDMI2 supports Audio Return Channel under HDMI 1.4, and all support VIERA Link HDAVI Control 5. Two RGB SCART inputs, component video and D-sub PC input also appear in the UK manual.Three HDMI inputs; HDMI2 supports ordinary Audio Return Channel. SCART and component/composite connections use supplied adaptors.
Input lag–AVForums measured 42 ms in Game mode and about 63–65 ms without it on its UK TX-P60ZT65B sample.
Smart TV and sound
Smart TV platformVIERA CASTmy Home Screen
Processor–Hexa Processing Engine, identified in AVForums' exact UK review
Speakers20 W20 W
Wi-Fi–Built-in wireless LAN
Bluetooth–Bluetooth 3.0 for accessories
Speaker detailTwo 120 × 35 mm, 6-ohm speakers with 10 W + 10 W output.Panasonic's UK manual specifies two speakers and one 75 mm woofer, rated 5 W + 5 W + 10 W.
Audio featuresOptical PCM/Dolby Digital output, analogue RCA stereo output and 3.5 mm headphone socket; HDMI2 supports ordinary ARC, not eARC.Bluetooth accessories, 3.5 mm headphone socket and VIERA Touch Pad Controller with voice input.
CastingDLNA media playback and VIERA CAST internet services; optional DY-WL10E-K wireless LAN adaptor, with no built-in Wi-Fi claimed.My Home Screen, VIERA Connect applications, DLNA and Swipe & Share 2.0 media transfer.
Software updatesBroadcast and network service updates described in the UK manual; VIERA CAST app availability may have changed since release.–
TV tunersUK Freesat HD DVB-S/S2 satellite, Freeview HD DVB-T2 terrestrial, DVB-T and PAL I analogue UHF tuners.UK Freeview HD terrestrial and Freesat HD satellite tuners; the UK model is TX-P60ZT65B, whereas ZT60 is used for other regions.
USBTwo USB 2.0 ports for media and encrypted TV recording to a registered external USB hard drive; SD card slot also supports media.Three USB inputs and an SD card slot for media and USB recording.
EthernetRJ45 10BASE-T/100BASE-TX for Freesat, DLNA and VIERA CAST network services.Wired network port for My Home Screen and DLNA services.
Optical audio outOptical PCM and Dolby Digital output.Digital optical audio output.
Design and power
SizePanasonic TV-only dimensions, width × height × depth: 42-inch 1029 × 654 × 82 mm, 20.5 kg; 46-inch 1132 × 722 × 82 mm, 24 kg; 50-inch 1218 × 769 × 82 mm, 26 kg. With supplied pedestal: 1029 × 693 × 308 mm, 23.5 kg; 1132 × 761 × 335 mm, 27 kg; 1218 × 808 × 335 mm, 29 kg respectively.Panasonic UK manual: TV only 1404 × 828 × 47 mm, 36.5 kg; with pedestal 1404 × 921 × 308 mm, 44 kg.
StandPedestal supplied; optional TY-WK4P1RW wall bracket.Supplied metal pedestal; UK manual gives 500 × 300 mm wall-mounting holes.
Power usePanasonic rated power consumption: 290 W (42-inch), 300 W (46-inch), 335 W (50-inch); standby 0.40 W without monitor-output recording or 32 W with it.Panasonic fiche: 286 W average on mode, 530 W rated, 0.30 W standby and 0.25 W off.
Energy class–C under the original Panasonic product fiche.
ColoursGloss black bezel with a dark-blue appearance under some lighting, as HDTVTest observed.Black glass front with silver trim and metal pedestal.
In the boxN2QAYB000490 remote, two R6 batteries, pedestal, cable clamper, mains lead, two ferrite cores, instructions and registration leaflet. HDTVTest reported UK retailer warehouse arrivals and online orders on 26 February 2010; contemporary coverage said shipments would begin in March. Exact first delivery month is unverified, so released uses year precision.Main remote, VIERA Touch Pad Controller, pedestal, two pairs of Bluetooth 3D glasses, Electronic Touch Pen, SCART and component/video adaptors, mains lead and cable ties. Exact UK first-sale month is unverified, so release uses year precision.

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