Panasonic VIERA AX902 vs Panasonic VIERA GT30

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

Better figure, where one is clearly better

VIERA AX902 compared with VIERA GT30
PanasonicVIERA AX902PanasonicVIERA GT30
Overview
Released20142011
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 Full HD NeoPlasma family with 42, 46 and 50-inch panels and active-shutter 3D. Subfield-drive advertising is not a native refresh figure; native refresh is omitted.
Resolution3840 × 2160 (4K) (better)1920 × 1080 (Full HD)
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.NeoPlasma with Infinite Black Pro filtering and THX and ISF calibration modes; active 3D supports frame sequential, side-by-side and top-and-bottom formats.
Picture modesDynamic, Normal, Cinema, THX Cinema, THX Bright Room, True Cinema, Monitor, Custom, Professional 1 and Professional 2; BT.1886 gamma is available.–
Motion handlingHDTVTest found clear motion with Intelligent Frame Creation enabled but mild 24p judder; AVForums preferred turning interpolation off for films.Intelligent Frame Creation and 24p Smooth Film are processing modes. AVForums reports 50 Hz artefacts on its 50-inch review unit.
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″42, 46, 50″
Largest size65″ (better)50″
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 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.Four HDMI 1.4 inputs support 3D, Deep Colour and x.v.Colour; HDMI2 also supports Audio Return Channel. Component, composite and RGB SCART inputs use supplied adaptors.
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 ScreenVIERA Connect
ProcessorQuad Core Pro5–
Speakers18 W20 W (better)
Wi-FiBuilt-in dual-band IEEE 802.11a/b/g/nOptional DY-WL10E-K wireless LAN adaptor
BluetoothBluetooth 3.0 for accessories–
Speaker detailPanasonic specifies 4 W + 4 W stereo drivers and a 10 W woofer.Two integrated speakers, 10 W each, 20 W total in the UK42/46/50 manual.
Audio features3.5 mm headphone socket and Bluetooth accessory support.Optical PCM, Dolby Digital and DTS output; analogue stereo and 3.5 mm headphone output.
CastingPanasonic's my Home Screen platform supports network media, TV Anywhere, screen mirroring and streaming apps; service availability varies over time.VIERA Connect internet-service gateway and DLNA network media; launch-era apps may no longer operate.
Software updates–Panasonic UK firmware version 1.224 dated 23 June 2020 improved network applications.
TV tunersUK DVB-S/S2 Freesat, DVB-T/T2 Freeview HD and PAL I analogue tuners; two satellite dish inputs.UK DVB-T/T2 terrestrial and DVB-S/S2 satellite for Freeview HD and Freesat HD, plus PAL I analogue and CI slot.
USBTwo USB 2.0 ports and one USB 3.0 port support media and recording to a registered drive; SD card slot.Three USB 2.0 ports, SD card slot, USB HDD recording and media playback.
EthernetRJ45 10/100/1000 Ethernet for network services and local sharing.RJ45 10BASE-T/100BASE-TX for VIERA Connect and home-network media.
Optical audio outFibre-optic PCM, Dolby Digital and DTS output.Fibre-optic digital audio output via supplied adaptor.
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.Without pedestal: UK42 993 × 615 × 58 mm; UK46 1091 × 670 × 58 mm; UK50 1177 × 718 × 58 mm. Listed configuration weights exclude pedestal.
StandSupplied rear-weighted pedestal. Panasonic lists 400 × 400 mm wall mounting holes.–
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.Rated power: 325 W (42-inch), 340 W (46-inch), 400 W (50-inch); standby 0.30 W or 30 W with monitor-out recording.
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.–
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.UK remote N2QAYB000572, two R6 batteries, pedestal, terminal adaptors and manuals. Active 3D eyewear and DY-WL10E-K Wi-Fi adaptor were optional.

More comparisons