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Panasonic VIERA AX902 vs Panasonic VIERA PX80

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

Better figure, where one is clearly better

PanasonicVIERA AX902PanasonicVIERA PX80
Overview
Released20142008
Display
PanelLED LCDPlasma
Panel detailPanasonic specifies an LED LCD panel with Local Dimming Ultra. AVForums identifies the reviewed 55-inch panel as IPS with full-array direct backlighting and 128 zones; that zone count is not claimed for the 65-inch size. Panasonic's 3000 Hz Backlight Scanning claim is not a native refresh rate.UK TH-37PX80B has 1024 × 720 native pixels and TH-42PX80B has 1024 × 768. Accepted 1080p signals are scaled to the panel; Panasonic does not publish a native panel refresh rate in the UK manual.
Resolution3840 × 2160 (4K)1024 × 720 (37″), 1024 × 768 (42″)
HDR formatsNoneNone
Picture processingStudio Master Drive, Local Dimming Ultra, Studio Master Colour, 4K Pure Direct and Intelligent Frame Creation Pro. The 55-inch zone count is reported by AVForums, not the UK manual.TechRadar names V-Real 3 processing and 100 Hz anti-flicker processing for the exact 42-inch set. Panasonic's UK menus provide colour management, P-NR noise reduction and 3D-COMB for analogue signals; the 100 Hz marketing is not treated as native refresh.
Picture modesDynamic, Normal, Cinema, THX Cinema, THX Bright Room, True Cinema, Monitor, Custom, Professional 1 and Professional 2; BT.1886 gamma is available.Dynamic, Normal, Cinema and Eco; Eco adjusts picture settings for ambient lighting.
Motion handlingHDTVTest found clear motion with Intelligent Frame Creation enabled but mild 24p judder; AVForums preferred turning interpolation off for films.Panasonic lists 1080p/24, /50 and /60 as supported HDMI input signals, not as native panel refresh rates. TechRadar found camera pans stable; FlatpanelsHD observed a faint green phosphor trail while gaming.
Viewing angleThe reviewed 55-inch IPS panel retained contrast and colour better off-axis than many contemporary VA LCDs according to HDTVTest.–
Sizes
Sizes55, 65″37, 42″
Largest size65″42″
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 inputs support 4K and 3D; HDMI2 supports ordinary Audio Return Channel. The UK manual also lists DisplayPort for 4K, one SCART, component and composite inputs, CI+ and an SD card slot. HDTVTest confirmed full HDMI 2.0 bandwidth and HDCP 2.2 on the reviewed 55-inch unit.Three HDMI Type A inputs with VIERA Link HDAVI Control 3; HDMI1 accepts DVI-adapter video with separate analogue audio, while HDMI2 and HDMI3 accept digital audio only. Also two RGB SCART inputs, component video and D-sub PC input. The PC scan range is not a native panel refresh specification.
Input lagAVForums measured 90 ms in Game mode on the 55-inch set; HDTVTest measured 87 ms on its separate 55-inch sample.–
Smart TV and sound
Smart TV platformmy Home ScreenNone (no smart platform)
ProcessorQuad Core Pro5V-Real 3 (TechRadar)
Speakers18 W20 W
Wi-FiBuilt-in dual-band IEEE 802.11a/b/g/n–
BluetoothBluetooth 3.0 for accessories–
Speaker detailPanasonic specifies 4 W + 4 W stereo drivers and a 10 W woofer.Two 160 × 42 mm, 8-ohm speakers with 10 W + 10 W output at 10% THD.
Audio features3.5 mm headphone socket and Bluetooth accessory support.Analogue RCA stereo output and 3.5 mm headphone socket.
Software updates–DVB software updates through broadcast; no internet smart platform.
CastingPanasonic's my Home Screen platform supports network media, TV Anywhere, screen mirroring and streaming apps; service availability varies over time.–
TV tunersUK DVB-S/S2 Freesat, DVB-T/T2 Freeview HD and PAL I analogue tuners; two satellite dish inputs.UK DVB digital terrestrial tuner with EPG and PAL I analogue UHF reception; SD card slot displays photos.
USBTwo USB 2.0 ports and one USB 3.0 port support media and recording to a registered drive; SD card slot.–
EthernetRJ45 10/100/1000 Ethernet for network services and local sharing.–
Optical audio outFibre-optic PCM, Dolby Digital and DTS output.–
Design and power
SizeTV only: 55-inch 1238 × 741 × 59 mm and 26 kg; 65-inch 1457 × 864 × 60 mm and 35 kg. With pedestal: 55-inch 1238 × 740 × 283 mm and 40 kg; 65-inch 1457 × 863 × 356 mm and 52 kg.Panasonic TV-only dimensions, width × height × depth: 37-inch 917 × 617 × 95 mm, 22.5 kg; 42-inch 1020 × 679 × 95 mm, 26 kg. With pedestal: 37-inch 917 × 665 × 327 mm, 24.5 kg; 42-inch 1020 × 727 × 327 mm, 28 kg.
StandSupplied rear-weighted pedestal. Panasonic lists 400 × 400 mm wall mounting holes.Pedestal ST-42R4-WG supplied. Wall brackets are optional.
Power usePanasonic product fiche on-mode average: 210 W for 55 inches and 229 W for 65 inches; 0.30 W standby and off mode for both.Panasonic average use: 235 W for 37-inch and 255 W for 42-inch. Standby is 0.7 W without monitor-output recording or 20 W with it.
Energy classC for UK 55-inch and B for UK 65-inch under the historical Panasonic product fiche.–
ColoursBlack glass front with silver edge trim.Black surround with dark lower speaker panel.
In the boxStandard and touchpad remotes, two pairs of passive 3D glasses, pedestal, mains lead and instructions. Panasonic's 2014 UK model list and manual confirm 55- and 65-inch AX902B sets; the distinct 85-inch TX-85X942B is excluded. Exact first-sale month remains unconfirmed; contemporary UK coverage places availability in November 2014.Pedestal ST-42R4-WG, N2QAYB000239 remote, two R6 batteries, two clampers, mains lead, cleaning cloth, instructions and guarantee documents. HDTVTest's reviewer had purchased a UK 42-inch set by 10 March 2008, but the first on-sale month remains unverified.

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