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Samsung SUHD JS9000 vs Samsung SUHD KS8000

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

Better figure, where one is clearly better

SamsungSUHD JS9000SamsungSUHD KS8000
Overview
Released20152016
Display
PanelLED LCDLED LCD
Panel detailCurved edge-lit 10-bit LCD with Nano Crystal quantum-dot colour on the reviewed 55-inch UK model. Samsung's Picture Quality Index is not native refresh; HDTVTest measured a 120 Hz panel on its 55-inch sample only.Flat 10-bit quantum-dot LCD with edge-mounted LED backlighting, as identified in the two full UK 55-inch reviews. Samsung's Picture Quality Index 2300 is not native refresh.
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
HDR formatsHDR10HDR10
HDR extrasSamsung's 2015 SUHD HDR playback on the reviewed 55-inch set. HDTVTest found bright highlights but the edge-lit screen had less dark-scene control than Samsung's full-array JS9500; no peak-brightness figure is transferred to other sizes.Samsung HDR 1000 and Ultra HD Premium certification. HDR 1000 is a product label, not a measured brightness for every size.
Screen finish–Samsung Moth Eye antireflection treatment in all four UK maker tables.
Colour rangeNano Crystal quantum-dot colour and 10-bit panel on the reviewed 55-inch model (HDTVTest). Samsung's launch announcement positions JS9000 within the SUHD range, but does not establish an identical panel across all three sizes.Quantum Dot Colour and 10-bit panel support in each UK maker table.
Picture processingSamsung's global SUHD announcement describes Nano Crystal colour and HDR. HDTVTest identifies Smart LED edge-light control and measured 91% DCI-P3 coverage in Movie mode on its 55-inch review unit; this is a reviewer measurement, not a maker value for the line.SUHD Remastering Engine, Supreme UHD Dimming, Precision Black, Peak Illuminator Pro and Auto Motion Plus in Samsung's separate UK maker tables. Picture Quality Index 2300 is not a native refresh figure.
Picture modesMovie mode was the most accurate preset on HDTVTest's 55-inch test set. The UK quick guide confirms active 3D but says glasses must be bought separately.–
Motion handlingHDTVTest measured 1080 or more lines of motion resolution with Auto Motion Plus on its 55-inch unit and found LED Clear Motion strobing sharp but possibly flickery. It reported mild judder in 24-frame 3D.Samsung lists Supreme Motion Rate 200 on the UK 49, 55 and 65-inch tables, but Supreme Motion on the 75-inch table. Neither is the native refresh rate.
Viewing angleBoth full 55-inch reviews found the picture faded away from the centre; the curve did not correct this limitation.–
Sizes
Sizes48, 55, 65″49, 55, 65, 75″
Largest size65″75″
Gaming
HDMI ports4 (0 HDMI 2.1 at 4K 120 Hz+)4 (0 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rateNoneNone
Auto low latency modeNoNo
HDMI detailFour HDMI inputs on the external One Connect box; HDTVTest verified 3840 × 2160 at 60 Hz and full 4:4:4 chroma on all four after enabling HDMI UHD Color. Les Numériques identifies them as HDMI 2.0a with HDCP 2.2 and HDR input. The UK quick guide warns that a different model's One Connect box will not work.One Connect box with four HDMI inputs and ARC. AVForums identifies them as HDMI 2.0a / HDCP 2.2 on its UK 55-inch review unit; no 4K 120 Hz or eARC claim.
Input lag24 ms in Game Mode on the 55-inch HDTVTest sample, measured with a Leo Bodnar tester; 135 ms in Movie mode. These are reviewer measurements.AVForums measured 21 ms in Game Mode on its UK 55-inch review unit.
Game featuresManual Game Mode and 4K at 60 Hz on the reviewed 55-inch unit; no maker-confirmed VRR, ALLM or 4K120 support.Manual Game Mode in all four UK maker tables; no VRR or automatic low-latency claim.
Smart TV and sound
Smart TV platformTizenTizen
ProcessorOcta-core smart processorSUHD Remastering Engine; quad-core smart processor
Speakers60 W, 2.2 channels60 W, 4.1 channels
eARCNoNo
Wi-FiBuilt-in Wi-FiBuilt-in Wi-Fi
Speaker detailSamsung's UK quick guide lists 60 W for all three sizes, comprising left and right 20 W speakers plus two 10 W woofers.Samsung's UK maker tables specify 60 W, 4.1 channels with front and down-firing drivers and a woofer in every size.
Audio featuresThe reviewed 55-inch unit has optical digital output, headphone socket and HDMI audio return on its One Connect box (Les Numériques).Dolby Digital Plus, DTS codec, Bluetooth headset support and TV SoundConnect in the UK maker tables.
Voice assistantsSamsung's 2015 Smart Control supports voice input on the reviewed 55-inch model. Original internet services may change after launch.Samsung voice recognition was included at launch; service support can change over time.
CastingTizen Smart Hub, DLNA media playback and Miracast screen sharing on the reviewed 55-inch unit (Les Numériques); original app availability is not guaranteed today.Samsung Smart View, mobile mirroring, DLNA and Wi-Fi Direct in the UK maker tables.
TV tunersDVB-T2 and DVB-S2 on the European 55-inch review unit (Les Numériques); exact UK tuner variations beyond the reviewed model are not assigned to other sizes.Twin DVB-T2/C/S2 digital tuners, analogue tuner, CI+ 1.3, UK MHEG 5, electronic programme guide, USB recording and time shift.
USBThree USB ports on the reviewed 55-inch One Connect box, one USB 3.0 and two USB 2.0 (Les Numériques).Three USB sockets in all four UK maker tables.
EthernetEthernet LAN on the reviewed 55-inch One Connect box (Les Numériques).One Ethernet LAN socket.
Optical audio outOptical digital audio output on the reviewed 55-inch One Connect box (Les Numériques).One optical digital audio output.
Design and power
SizeWithout stand, width × height × depth from Samsung's exact UK quick guide: 48-inch 1091.8 × 626.7 × 94.4 mm; 55-inch 1248.5 × 713.7 × 90.7 mm; 65-inch 1464.6 × 836.8 × 107.7 mm. Configuration weights also exclude stands.Without stand, width × height × depth from separate UK maker tables: 49-inch 1094.2 × 635.8 × 42.5 mm; 55-inch 1230 × 712.3 × 40.8 mm; 65-inch 1448.9 × 835.8 × 40.8 mm; 75-inch 1682.8 × 970.7 × 49.9 mm. Configuration weights exclude stand.
StandFixed curved stand. With-stand depth / weight from Samsung's UK quick guide: 48-inch 297.1 mm / 18.7 kg; 55-inch 322.3 mm / 24.3 kg; 65-inch 366 mm / 33.1 kg.Central Y stand. With-stand weights from separate UK maker tables: 49-inch 17.1 kg; 55-inch 19.9 kg; 65-inch 28.6 kg; 75-inch 46 kg.
Power use–Maximum from separate UK maker tables: 49-inch 185 W; 55-inch 210 W; 65-inch 235 W; 75-inch 365 W.
Energy class–Old UK maker energy scale: A for 49-inch and A+ for 55, 65 and 75-inch; not today’s A–G scale.
Colours–Silver front trim in all four UK maker tables.
In the boxSamsung's UK quick guide lists One Connect and cable, remote, regulatory guide and manual. It explicitly says active 3D glasses must be purchased separately; bundled contents may differ in other countries.Samsung's UK tables list TM1680A Smart Control, TM1240A conventional remote, power lead, manual and e-manual. A precise UK first-sale month was not established.

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