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LG UltraFine 27UP650K-W vs Samsung ViewFinity S9 S90PC

Product A: LG

UltraFine 27UP650K-W

81 of 172 known
Change LG UltraFine 27UP650K-W

Compare the Samsung ViewFinity S9 S90PC with

Product B: Samsung

ViewFinity S9 S90PC

96 of 172 known
Change Samsung ViewFinity S9 S90PC

Compare the LG UltraFine 27UP650K-W with

76 of 164 fields differ

Download CSVDownload JSON
  • 32 different values
  • 44 known for one only
  • 30 the same
  • 58 missing for both

Biggest differences

Each bar uses the scale of all 179 monitors.

  1. Brightness (typical, SDR)A: 400nitsB: 600nitsSamsung is 200 nits higher.
  2. Power use HDR (EU label)Lower is betterA: 45.6WB: 68WLG is 22.4 W lower.
  3. Pixel densityA: 163.2ppiB: 217.6ppiSamsung is 54.4 ppi higher.
  4. ContrastA: 1,200:1B: 1,000:1LG is 1.2 times higher.

Refresh rate per resolution

The best rate over any port. Bars run from 0 to 1200 Hz.

5120 × 2880Native for B
ANot listed
B60Hz
3840 × 2160Native for A
A60Hz
BNot listed

Size, drawn to scale

Front and side. Solid lines show the stand at its lowest. Dashed lines show it at its highest.

Weight

0 to 15 kg

Weight with stand
A5.6kg
B7.4kg
Weight without stand
A3.8kg
B4.7kg
Box weight
A9kg
B10.7kg

All 172 fields

Every value links to where we found it.

ALG UltraFine 27UP650K-W
BSamsung ViewFinity S9 S90PC

General

5 of 8 differ
Series
UltraFine1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Marketed as the LG UltraFine monitor family. Spec table product name is UHD, year Y24.
ViewFinity S91Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own S90PC creator family.
Model numbers
27UP650K-W, 27UP650K-W.AEK, 27UP650K-W.AEU2Maker product pagelg.com/de/monitore/uhd-4k-5k/27up650k-wRead 16 October 2026LG Germany product name 27UP650K-W.AEU. The same page lists AMD FreeSync as Nein, so no adaptive-sync technology is stored.3Maker product pagelg.com/uk/support/product/lg-27UP650K-W.AEKRead 16 October 2026LG UK support page for 27UP650K-W.AEK. The LG UK support page for 27UP650K-W.AEU lists the same documents.
LS27C900PANXZA1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own U.S. SKU and own S27C90 manual column. European S27C902PAU is cited only for matching core hardware and explicit energy reference.
GTIN / EAN
88060963666607Retailer pageshop.mdpcloud.com/lg-27up650k-w-27-4k-1436618Read 16 October 2026Retailer EAN 8806096366660 for 27UP650K-W. Its EPREL link points to registration 2184363. The retailer's contrast and pixel size rows are not used.
Not available
Announced
Not available
Not available
Status
Available1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026LG UK lists the monitor with Buy Now and stock alert buttons.
Not available
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
Not available
$1,599.995Press releasenews.samsung.com/us/samsung-viewfinity-s9-monitor-now-availableRead 5 October 2026Own U.S. August 28, 2023 availability release explicitly $1,599.99, original launch price rather than later discount.
Launch price (EU)
Not available
Not available
Markets
GB, EU1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026LG United Kingdom page for 27UP650K-W. LG Germany lists the same model as 27UP650K-W.AEU.
Not available
Colours
White9Spec databaseproductchart.com/monitors/49396Read 16 October 2026Listing title ends with White. The LG UK page title ends with Black, which describes the bezel, since the stand and back are white in LG's photos.
Silver1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own front/rear Silver and Metal Silver stand, one colour configuration.
Segment
Creator1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026LG files it under UHD 4K and 5K monitors. The page markets 4K HDR gaming and DCI-P3 colour, and LG's FAQ says these monitors suit photo, video and graphic work. Stored as creator.
Creator1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Maker explicitly intended for graphic design, photography and other creative work.

Display

7 of 12 differ
Screen size
27in(68.6 cm)1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026
27in(68.6 cm)1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own advertised 27-inch class. Manual precise viewable diagonal separately 26.9 inches.
Viewable screen diagonal
Not available
26.9in(68.3 cm)2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Printed page 33 exact S27C90 column 27 Class, 26.9 inches / 68.4 cm. Not computed from rounded dimensions.
Native resolution
3840 × 2160px1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026
5120 × 2880px1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own native 5K resolution, not 5120 x 1440 ultrawide.
Aspect ratio
16:91Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026
16:91Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own 16:09 normalized to 16:9, matching native pixel ratio.
Pixel density
163.2ppi
217.6ppi
Pixel pitch
0.1554mm1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: 0.1554 x 0.1554 mm.
0.1166mm2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Printed page 33 own horizontal and vertical pitch agree at 0.11655 mm.
Active display area
Not available
Width596.736Height335.664mm(23.5 × 13.2 in)2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Printed page 33 exact own active display area, also U.S. API. Native pixel count and pitch agree at published precision.
Curved
No8Retailer pagepricespy.ie/product.phpRead 16 October 2026Retailer spec: Panel design Flat. The same page lists FreeSync as supported, which LG Germany does not, so no adaptive-sync technology is stored.
No1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own explicitly Flat.
Curvature radius
Not available
Not available
Screen surface
Not available
Matte5Press releasenews.samsung.com/us/samsung-viewfinity-s9-monitor-now-availableRead 5 October 2026Own S90PC release explicitly Matte Display. Reflectance percentage not stated.
Anti-reflection coating
Not available
Anti-reflection coating4Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Business_Monitor_LS27C902PAUXEN.pdfRead 5 October 2026Original page 1 and page 2 explicitly anti-reflection coating, beyond a generic matte-surface assumption.
Touchscreen
Not available
Not available

Panel

10 of 31 differ
Panel type
IPS1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026
IPS1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own IPS. Not the erroneous VA assertion in third-party launch reporting.
Panel type (as published)
IPS1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table Panel Type: IPS.
IPS1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own published technology. Unknown panel maker and part omitted.
Backlight
Not available
Not available
Local dimming
Not available
Not available
Dimming zones
Not available
Not available
Panel maker
Not available
Not available
Panel part number
Not available
Not available
Panel generation
Not available
Not available
Subpixel layout
Not available
Not available
Colour depth
10bits1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table Colour Bit: 10bit (8bit+FRC).4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026Product specification: Color Depth 8-bit / 10-bit color is supported.
10bits7Reviewtechradar.com/pro/samsung-viewfinity-s9-s27c90-reviewRead 5 October 2026Exact S90PC first-hand review expressly 8-bit plus FRC supporting 1.07 billion colours. Supported total depth 10, not native 10.
Colour depth method
FRC1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table Colour Bit: 10bit (8bit+FRC), so 10 supported bits with FRC.
FRC7Reviewtechradar.com/pro/samsung-viewfinity-s9-s27c90-reviewRead 5 October 2026Exact S90PC review explicitly 8-bit panel with FRC. No panel part inferred from that method. The review calls smartphone OSD-slot calibration hardware calibration, but does not expressly establish internal LUT writes required by field help, so hardware_calibration stays unknown.
Displayable colours
1.07 billion1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table Color Depth (Number of Colors): 1.07B, stored as 1.07 billion.
Up to 1 billion1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own literal Max 1B. Panel implementation separately explicit in actual review.
sRGB coverage
Not available
100%1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own typical sRGB claim. Review-only measured gamut values excluded from this field.
DCI-P3 coverage
95%1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Color Gamut (Typ.) DCI-P3 95% (CIE1976). No minimum is stated. No sRGB or Adobe RGB figure is published.
99%1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own typical maker DCI coverage, expressly DCI-P3 in own release. CIE 1976 explicitly identified in own July 17 release footnote 1.6Press releasenews.samsung.com/us/samsung-viewfinity-s9-an-astounding-new-5k-monitorRead 5 October 2026Own July 17 release DCI-P3 99% claim footnote 1 explicitly colour representation calculated in CIE 1976. Not reviewer measured gamut.
Adobe RGB coverage
Not available
Not available
Rec. 2020 coverage
Not available
Not available
NTSC coverage
Not available
Not available
Factory calibrated
Yes1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table Features: Color Calibrated in Factory YES.
Yes1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own Factory Tuning Yes, with own release explicitly sRGB factory calibration before shipment.6Press releasenews.samsung.com/us/samsung-viewfinity-s9-an-astounding-new-5k-monitorRead 5 October 2026Own sRGB factory calibration completed before shipment. Smartphone Smart Calibration is separately supported, but internal hardware LUT writes are not expressly established here, so hardware_calibration remains omitted.
Claimed Delta E
Not available
26Press releasenews.samsung.com/us/samsung-viewfinity-s9-an-astounding-new-5k-monitorRead 5 October 2026Own producer claim Delta E < 2, with footnote factory calibration completed and measured in sRGB before shipment. Average versus maximum and formula unstated. Value is a strict upper-bound claim, not an exact measured error.
Paper calibration report in box
Yes1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table Accessory: Calibration Report (Paper) YES.
Not available
Hardware calibration support
No2Maker product pagelg.com/de/monitore/uhd-4k-5k/27up650k-wRead 16 October 2026LG Germany spec table: HW-Kalibrierung Nein.
Not available
Static contrast ratio
1,200:11Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Contrast Ratio 1000:1 minimum and 1200:1 typical. The typical value is stored.
1,000:11Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own malformed 1000:01:00 normalized to 1000:1, independently explicit maker launch and original sheet.
Brightness (typical, SDR)
400nits1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Brightness (Typ.) 400 cd/m2. Window size and mode are not stated.
600nits1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own typical 600 cd/m². Not a separate HDR peak claim.
Brightness (maker minimum)
320nits1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Brightness (Min.) 320 cd/m2.
480nits1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own guaranteed minimum 480 cd/m², not minimum brightness slider setting.
Peak brightness (HDR)
Not available
Not available
HDR peak test window
Not available
Not available
Full-screen brightness
Not available
Not available
HDR formats
HDR101Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table Features: HDR 10 YES.
HDR108Reviewparkablogs.com/content/samsung-viewfinity-s9-monitor-designer-reviewRead 5 October 2026Exact own-model first-hand review explicitly HDR10. No other HDR format or certification inferred.9Reviewchip.de/test/samsung-viewfinity-s9-s27c902pau-im-test_323411Read 5 October 2026Exact own-model first-hand review explicitly HDR10. No other HDR format or certification inferred.
HDR certification
DisplayHDR 4001Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table Features: VESA DisplayHDR DisplayHDR 400.2Maker product pagelg.com/de/monitore/uhd-4k-5k/27up650k-wRead 16 October 2026LG Germany page title and key features: VESA DisplayHDR 400.
Not available
Viewing angle (horizontal)
178°1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Viewing Angle (CR>=10) 178 degrees (R/L).
178°1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own horizontal viewing-angle claim.
Viewing angle (vertical)
178°1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Viewing Angle (CR>=10) 178 degrees (U/D).
178°1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own vertical viewing-angle claim.

Refresh rate and motion

5 of 22 differ
Refresh rate per resolution and port
ALG UltraFine 27UP650K-W
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.0DisplayPort 1.4
3840 × 2160Native60Hz8-bit, 4:4:460Hz
Source1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Refresh Rate (Max.) 60 Hz. Detail rows come from the manual.4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026Product specification for 27UP650/27UP650P/27UP650K: Max Resolution 3840 x 2160 @ 60 Hz. The DisplayPort preset table lists 3840 x 2160 at 60 Hz as the DP preferred timing, with no bit depth or chroma stated. The HDMI preset table lists 3840 x 2160 at 60 Hz with HDMI ULTRA HD Deep Color On. The Deep Color table for 4K at 59.94 and 60 Hz lists YCbCr 4:4:4 and RGB 4:4:4 at 8 bit, and YCbCr 4:2:2 and 4:2:0 at 8 and 10 bit. Rows are stored for 8-bit 4:4:4, 10-bit 4:2:2 and 10-bit 4:2:0. With Deep Color Off, HDMI only gives 4K at 30 Hz.
BSamsung ViewFinity S9 S90PC
Refresh rate per resolution and port. The top rate is in bold.
ResolutionDisplayPort 1.4Thunderbolt 4
5120 × 2880Native60Hz60Hz
Source2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Own page 33 explicit maximum native 5120 x 2880 at 60 Hz plus own page 28 matched 5K60 DisplayPort and Thunderbolt signals. DisplayPort row refers to physical Mini DP socket. Input Signal Plus must be On per page 30 for native 5K. GPU, cable and firmware compatibility apply. Unknown per-mode depth/chroma/DSC omitted. USB-C fallback native ceiling is not separately scoped in page 28, so no extra USB-C mode row assumed. Lower preset timings alone are not maxima. Regulatory PIS 75 Hz default is inconsistent with this explicit native maximum and maker 60 Hz.
Max refresh rate
60Hz
60Hz
Max refresh rate at native resolution
60Hz
60Hz
Max refresh rate over DisplayPort
60Hz
60Hz
Max refresh rate over HDMI
60Hz
Not available
Max refresh rate over USB-C
Not available
60Hz
Max refresh rate at 10-bit
60Hz
Not available
Native refresh rate
60Hz1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Refresh Rate (Max.) 60 Hz.
60Hz1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own Max 60 Hz at native 5K. Regulatory default 75 Hz conflicts and is not substituted.
Overclocked refresh rate
Not available
Not available
Dual mode
Not available
Not available
Minimum fixed refresh rate
Not available
Not available
Adaptive sync technologies
Not available
Not available
VRR range per port
Not available
Not available
Low framerate compensation
Not available
Not available
Response time (maker GtG claim)
5ms1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Response Time 5ms (GtG at Faster).
5ms1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own 5 ms GtG. Statistical definition, overdrive setting and endpoint unstated.
Response time (maker MPRT claim)
Not available
Not available
Overdrive settings
Faster, Fast, Normal, Off4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026Settings > Picture > Game Adjust > Response Time: Faster, Fast, Normal, Off. Setting Faster may cause image sticking.
Not available
Motion blur reduction
Not available
Not available
Blur-reduction technology
Not available
Not available
Blur reduction works with VRR
Not available
Not available
Flicker-free (claimed)
Yes1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table Features: Flicker Safe YES.
Yes1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own Flicker Free Yes.
Black frame insertion
Not available
Not available

Measured

2 of 12 differ
Input lag at maximum refresh rate
Not available
Not available
Input lag at 60 Hz
Not available
Not available
Average response time (measured)
Not available
Not available
Overshoot (measured)
Not available
Not available
Contrast ratio (measured)
Not available
171:19Reviewchip.de/test/samsung-viewfinity-s9-s27c902pau-im-test_323411Read 5 October 2026Exact S27C902PAU tested simultaneous checkerboard contrast (Schachbrett-Kontrast) 171:1. Distinct from maker static 1000:1, whose measurement method and conditions are unstated. Reviewer picture mode, brightness and calibration conditions unstated.
SDR brightness (measured)
Not available
629nits7Reviewtechradar.com/pro/samsung-viewfinity-s9-s27c90-reviewRead 5 October 2026Own tested Eco/native-colour-profile maximum 629 cd/m² and 61 W. SDR section explicitly contrasts films having higher HDR peaks. Pattern/window and instrument unstated. Maker typical 600 and other review maxima remain separate. Review erroneous 98 W host charging excluded in favour of own 90 W.
HDR brightness in a real scene (measured)
Not available
Not available
PWM flicker frequency (measured)
Not available
Not available
VRR range (measured)
Not available
Not available
Colour accuracy (measured Delta E)
Not available
Not available
Gray uniformity (measured)
Not available
Not available
Reflections (measured)
Not available
Not available

Connectivity

12 of 19 differ
Video inputs
ALG UltraFine 27UP650K-W
TypeVersionCount
HDMI2.02
DisplayPort1.41
Source1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table Connectivity: HDMI YES (2ea), DisplayPort YES (1ea), DP Version 1.4. The HDMI version is on the LG Germany page. The page lists no USB-C.2Maker product pagelg.com/de/monitore/uhd-4k-5k/27up650k-wRead 16 October 2026LG Germany accessory line: DisplayPort 1.4, 2 x HDMI (2.0) and a 3.5 mm jack.
BSamsung ViewFinity S9 S90PC
TypeVersionCountMax bandwidth (Gbps)HDCP
Thunderbolt41402.2
Mini DisplayPort1.41Not available2.2
Source1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Own one Thunderbolt 4 and one Mini DP, each HDCP 2.2. Physical Mini DP uses DisplayPort protocol, with 1.4 explicitly in CHIP exact review. Thunderbolt raw 40 Gbps separately own manual. Thunderbolt USB-C fallback shares the same physical socket, not an additional input. Three other USB-C sockets are downstream data/charging only. Unknown DSC omitted. Parka miniDP version 2.2 conflicts with actual 1.4 and appears confused with HDCP 2.2, so is excluded.9Reviewchip.de/test/samsung-viewfinity-s9-s27c902pau-im-test_323411Read 5 October 2026Exact S27C902PAU first-hand review directly lists Mini DisplayPort 1.4. Core matches manufacturer S90PC manual. Not Parka mistaken Mini DP 2.2 or an inferred DP version from resolution.
HDMI ports
2
0
DisplayPort ports
1
1
Highest HDMI version
2.0
Not available
Highest DisplayPort version
1.4
1.4
HDMI features
Not available
Not available
USB-C video (DP Alt Mode)
No1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: USB-C NO and USB-C (Data Transmission) NO.
Yes2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Own S9 page 24 accepts Thunderbolt 4 or USB Type-C source cable at same upstream USB-C socket, with page 25 explicitly non-Thunderbolt USB-C host use. This is separate from downstream USB-C data ports. No fallback maximum or DSC inferred.
USB-C power delivered
Not available
90W2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Own S9 page 24 maximum 90 W host PD, compatible host input and certified cable required. Downstream USB-C ports separately maximum 4.5 W each. Not aggregate charging or consumption.
Thunderbolt
Not available
Not available
USB upstream ports
ALG UltraFine 27UP650K-W
Not available
BSamsung ViewFinity S9 S90PC
ConnectorCount
USB-C1
Source2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Own page 24 one Thunderbolt 4 upstream physical USB-C port. Native USB protocol fallback revision is unreported, so no USB 3.0 or USB4 value inferred from downstream or Thunderbolt bandwidth.
USB downstream hub ports
ALG UltraFine 27UP650K-W
Not available
BSamsung ViewFinity S9 S90PC
ConnectorUSB versionCount
USB-C3.03
Source1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Own USB Ports 3 / USB Hub Version 3.0. Own manual page 24 explicitly distinguishes three downstream sockets from one upstream. Six Colors review USB2.0 statement excluded in favour of own manufacturer and actual Parka USB3.0 transfer verification.
KVM switch
Not available
No8Reviewparkablogs.com/content/samsung-viewfinity-s9-monitor-designer-reviewRead 5 October 2026Own first-hand S90PC review explicitly KVM No, corroborated CHIP exact S27C902PAU review. Singapore bundle and warranty not transferred. Review Mini DP 2.2 mistaken version excluded.
Daisy chain (MST)
Not available
No4Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Business_Monitor_LS27C902PAUXEN.pdfRead 5 October 2026Original exact S90PC page 2 expressly Daisy Chain Nein. Single host input is not a downstream Thunderbolt video output.
Ethernet
Not available
No2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Complete own S27C90 page 24 physical inventory contains Thunderbolt USB-C, three downstream USB-C, Mini DP, camera pogo interface and DC. No analogue audio/headset, RJ45 or optical socket. Built-in microphone and wireless audio are separate.
3.5 mm headphone output
Yes1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Headphone output 3-pole (Sound Only).
No2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Complete own S27C90 page 24 physical inventory contains Thunderbolt USB-C, three downstream USB-C, Mini DP, camera pogo interface and DC. No analogue audio/headset, RJ45 or optical socket. Built-in microphone and wireless audio are separate.
3.5 mm microphone input
No1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026A 3-pole sound-only jack has no microphone contact.
No2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Complete own S27C90 page 24 physical inventory contains Thunderbolt USB-C, three downstream USB-C, Mini DP, camera pogo interface and DC. No analogue audio/headset, RJ45 or optical socket. Built-in microphone and wireless audio are separate.
Optical out
Not available
No2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Complete own S27C90 page 24 physical inventory contains Thunderbolt USB-C, three downstream USB-C, Mini DP, camera pogo interface and DC. No analogue audio/headset, RJ45 or optical socket. Built-in microphone and wireless audio are separate.
Picture in picture
Not available
Not available
Picture by picture
Not available
Not available

Smart features

4 of 4 differ
Smart platform
Not available
Tizen1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own Operating System Tizen. App and service availability vary by region and account.
Wi-Fi
Not available
Wi-Fi 51Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own WiFi5, not later Wi-Fi 6 inferred from firmware updates.
Bluetooth
Not available
4.21Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own BT4.2.
Remote control
Not available
Yes1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own Remote Controller accessory Yes and U.S. release explicitly included remote.

Audio and camera

5 of 5 differ
Speakers
No7Retailer pageshop.mdpcloud.com/lg-27up650k-w-27-4k-1436618Read 16 October 2026Retailer spec: Speakers No. The LG spec table lists no speakers.
Yes1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own Speaker Yes. German sheet contradictory separate Lautsprecher Nein row excluded in favour of own U.S. and Canada explicit speakers.
Number of speakers
Not available
21Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own speaker output 5W x 2, independently maker launch and actual review.
Speaker power per channel
Not available
5W1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own 5W x 2, per speaker rather than 10 W total.
Webcam
Not available
Yes1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own bundled 4K SlimFit camera. It attaches to the display and is detachable, rather than permanently embedded in the bezel. This field records the supplied webcam.
Microphone
Not available
Yes2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Own S27C90 controller image page 20 shows mic switch and page 21 explicitly describes physical microphone on/off. Regulatory voice-recognition No is not substituted for actual hardware absence.

Ergonomics and controls

9 of 15 differ
Stand height adjustment
110mm4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026Adjusting the Stand Height: max 110.0 mm for 27UP650/27UP650P/27UP650K.
120mm1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own 120 mm travel, +/-5 mm tolerance. Overall minimum height not computed.
Tilt
Forward5°Backward20°1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Display Position Adjustments Tilt/Height/Pivot. Angles come from the manual.4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026Adjusting the Angle: -5 to 20 degrees for 27UP650/27UP650P/27UP650K. Stored as 5 forward and 20 backward.
Forward2°Backward15°1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own -2/+15 degrees, +/-2 degree tolerance. Positive directional magnitudes.
Swivel
Left0°Right0°1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Display Position Adjustments list Tilt, Height and Pivot only, so swivel is stored as none.
Left0°Right0°4Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Business_Monitor_LS27C902PAUXEN.pdfRead 5 October 2026Original page 3 expressly stand swivel Nein. Tilt and pivot remain separately available. No absent-angle inference.
Pivot
Counterclockwise0°Clockwise90°1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Display Position Adjustments list pivot. The manual says it rotates 90 degrees clockwise.4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026Pivot Feature: the monitor rotates 90 degrees clockwise. Auto Pivot is not supported.
Counterclockwise92°Clockwise92°1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own -92/+92 degrees, +/-2 degree tolerance. Not swivel.
Removable stand
Yes4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026Installing on the Wall: remove the stand by doing the stand attachment in reverse.
Yes2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Own S27C90 stand attachment page 9 and wall-mount procedure page 19. Detachable stand, not a computed inference from VESA alone.
VESA mount
100 x 1001Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Wall Mountable 100 x 100 mm.4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026Wall Mount 100 x 100 mm, M4 x L10 screws, four screws.
100 x 1001Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own explicit 100 x 100 mm pattern, also manual own model.
VESA adapter needed
Not available
Not available
Security lock slot
Yes4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026Using the Kensington Lock: the connector is at the back of the monitor.
Not available
On-screen menu controls
Joystick4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026A joystick button at the bottom of the monitor opens and navigates the menu.
Buttons, Remote, Software2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Own page 20 Controller button opens Home/Settings/Return/Source control menu. Included remote operates display menus and settings. Rocker/directional controller not a confirmed separate joystick. Layout-only Easy Setting Box excluded.6Press releasenews.samsung.com/us/samsung-viewfinity-s9-an-astounding-new-5k-monitorRead 5 October 2026Own exact U.S. release SmartThings phone controls luminance, gamma, colour temperature and colour space. Mobile software operates display settings. Desktop control software remains unproved and control_software is omitted.10Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Exact same-SKU current e-manual printed page 85 mobile SmartThings virtual remote includes four directional keys. Software control here is mobile app display/menu control, not a proved desktop application.
Desktop software
LG Switch1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026The page names the LG Switch app. The support page also lists OnScreen Control and Dual Controller.4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026The manual's software section names LG Switch as a recommended program.
Not available
User firmware updates
Not available
Yes10Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Current exact same-SKU Canada support publishes May 2, 2025 English e-manual. Printed page 129 Software Update/Update Now via internet or USB, with explicit menu path. Current exact support publishes OS firmware packages, no installation performed. Generic OLED or other-model menu features not inherited.
Ambient light sensor
Not available
Yes7Reviewtechradar.com/pro/samsung-viewfinity-s9-s27c90-reviewRead 5 October 2026Exact first-hand review identifies physical ambient light sensor interrupting the front clean lines. PIS ABC No describes regulatory function, not physical sensor absence.
Presence sensor
Not available
Not available
RGB lighting
Not available
Not available
Gaming menu features
Black Stabilizer, Dynamic Action Sync, FPS picture mode, RTS picture mode1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table features: Black Stabiliser and Dynamic Action Sync. FPS and RTS picture modes are in the manual.4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026Picture modes FPS and RTS, a Black Stabilizer setting and the Response Time setting. The FreeSync setting is marked as depending on the model.
Virtual Aim Point, Game Bar, Super Ultrawide GameView, Game Mode1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own exact named functions. Gaming Hub is streaming service, not a native refresh or VRR technology. Model-generic e-manual options not automatically inherited.

OLED care

None of 3 known
OLED care
Not available
Not available
Burn-in covered by warranty
Not available
Not available
Burn-in warranty length
Not available
Not available

Dimensions and weight

6 of 7 differ
Dimensions with stand
Width613.5Height (lowest)459.3Height (highest)569.3Depth239.3mm(24.2 × 18.1 to 22.4 × 9.4 in)1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: 613.5 x 569.3 x 239.3 mm with the stand up and 613.5 x 459.3 x 239.3 mm with the stand down. The manual states 613.5 x 569.3 x 239.3 mm. The 110 mm travel agrees with the manual. The tilt angle at the measurement is not stated.4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026Specification table for 27UP650/27UP650P/27UP650K: with stand 613.5 x 569.3 x 239.3 mm, without stand 613.5 x 363.5 x 45.4 mm.
Width611.4Depth135.3mm(24.1 × 5.3 in)3Maker product pagesamsung.com/ca/monitors/high-resolution/viewfinity-s9-27-inch-ls27c900panxzaRead 5 October 2026Exact same SKU metric with-stand width and depth. Single 530.7 mm height has no identified stand position, so minimum/maximum remain omitted.
Dimensions without stand
Width613.5Height363.5Depth45.4mm(24.2 × 14.3 × 1.8 in)1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: 613.5 x 363.5 x 45.4 mm.
Width611.4Height364.1Depth27.1mm(24.1 × 14.3 × 1.1 in)3Maker product pagesamsung.com/ca/monitors/high-resolution/viewfinity-s9-27-inch-ls27c900panxzaRead 5 October 2026Exact same North American SKU metric body, matches original manufacturer sheet. Includes body, not removable stand. Camera inclusion in these body dimensions unstated.
Stand footprint
Not available
Not available
Weight with stand
5.6kg(12.3 lb)1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Weight with Stand 5.6 kg. Cables are not stated. The LG Germany page shows the size and weight rows with scrambled labels.4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026Weight without packaging 5.6 kg for 27UP650/27UP650P/27UP650K.
7.4kg(16.3 lb)3Maker product pagesamsung.com/ca/monitors/high-resolution/viewfinity-s9-27-inch-ls27c900panxzaRead 5 October 2026Exact same SKU directly 7.4 kg, matching original sheet and U.S. rounded 16.3 lb. Camera/cable inclusion in net weight unstated.
Weight without stand
3.8kg(8.4 lb)1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Weight without Stand 3.8 kg.4Owner's manualgscs-b2c.lge.com/open/downloadFileRead 16 October 2026Weight without packaging, without stand 3.8 kg.
4.7kg(10.4 lb)3Maker product pagesamsung.com/ca/monitors/high-resolution/viewfinity-s9-27-inch-ls27c900panxzaRead 5 October 2026Exact same SKU directly 4.7 kg, matching original sheet and U.S. 10.4 lb rounding.
Box dimensions
Width694Height496Depth212mm(27.3 × 19.5 × 8.3 in)1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Dimension in Shipping (W x H x D) 694 x 496 x 212 mm.
Width820Height133Depth423mm(32.3 × 5.2 × 16.7 in)3Maker product pagesamsung.com/ca/monitors/high-resolution/viewfinity-s9-27-inch-ls27c900panxzaRead 5 October 2026Exact same SKU package W x H x D, matching producer sheet. Flat-packed orientation retained.
Box weight
9kg(19.8 lb)1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: Weight in Shipping 9.0 kg.
10.7kg(23.6 lb)3Maker product pagesamsung.com/ca/monitors/high-resolution/viewfinity-s9-27-inch-ls27c900panxzaRead 5 October 2026Exact same SKU shipping 10.7 kg, matching original sheet and above net with stand.

Power

6 of 13 differ
Power supply
External adapter1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table Power: External Power (Adapter).
External adapter1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own External Adaptor and separate DC input. Rated adapter output watts omitted rather than replaced with maximum monitor consumption.
Adapter rating
48W1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: DC Output 48W (19V / 2.53A).
Not available
Input voltage
100-240 V AC, 50/60 Hz1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table: AC Input 100~240V (50/60Hz).
100-240 V AC, 50/60 Hz1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own mains range. Frequency in own manual page 34. Not 20 V DC device input.
Power use (typical)
Not available
Not available
Power use (max)
Not available
182W1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own maximum operating power. Whether host charging and peripherals are included is unstated. Not adapter output rating.
Power use SDR (EU label)
25.6W5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2184363_EN.pdfRead 16 October 2026On mode power demand in SDR 25.6 W.
26.1W11EU energy label (EPREL)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27c902pauxen-productfiche.pdfRead 5 October 2026English page 1 row 4 on-mode SDR. Explicit European S27C902PAU energy reference, not U.S. typical operation. The regulatory default 75 Hz conflicts with own manual native maximum 60 and is not inherited.
Power use HDR (EU label)
45.6W5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2184363_EN.pdfRead 16 October 2026On mode power demand in HDR 45.6 W.
68W11EU energy label (EPREL)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27c902pauxen-productfiche.pdfRead 5 October 2026English page 1 row 6 on-mode HDR. Explicit European S27C902PAU energy reference, not U.S. typical operation. The regulatory default 75 Hz conflicts with own manual native maximum 60 and is not inherited.
Standby power
0.5W5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2184363_EN.pdfRead 16 October 2026Standby mode power demand 0.5 W.
0.5W11EU energy label (EPREL)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27c902pauxen-productfiche.pdfRead 5 October 2026English page 1 row 8 ordinary standby. Separate networked standby 2 W is not this field. Explicit European S27C902PAU energy reference, not U.S. typical operation. Off mode N/A stays unknown.
Off-mode power
0.3W5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2184363_EN.pdfRead 16 October 2026Off mode power demand 0.3 W.
Not available
EU energy class SDR
F5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2184363_EN.pdfRead 16 October 2026Energy efficiency class for SDR: F.
F11EU energy label (EPREL)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27c902pauxen-productfiche.pdfRead 5 October 2026English page 1 row 3. Explicit European S27C902PAU energy reference, not U.S. typical operation.
EU energy class HDR
G5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2184363_EN.pdfRead 16 October 2026Energy efficiency class for HDR: G.
G11EU energy label (EPREL)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27c902pauxen-productfiche.pdfRead 5 October 2026English page 1 row 5. Explicit European S27C902PAU energy reference, not U.S. typical operation.
Energy per 1000 h SDR
26kWh6Maker spec sheet (PDF)lg.com/uk/lgecs.downloadFile.ldwfRead 16 October 2026EU energy label for 27UP650K: 26 kWh per 1000 h.
26kWh12EU energy label (EPREL)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27c902pauxen-energylabel.pdfRead 5 October 2026Own visually read S27C902PAU EU label 26 kWh/1000h, F. Not a computed rounding from PIS 26.1 W.
Energy per 1000 h HDR
46kWh6Maker spec sheet (PDF)lg.com/uk/lgecs.downloadFile.ldwfRead 16 October 2026EU energy label for 27UP650K: 46 kWh per 1000 h.
68kWh12EU energy label (EPREL)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27c902pauxen-energylabel.pdfRead 5 October 2026Own visually read EU HDR label 68 kWh/1000h, G.

Certifications

2 of 9 differ
VESA ClearMR
Not available
Not available
VESA AdaptiveSync Display
Not available
Not available
TÜV certifications
Not available
Not available
Low blue light
Not available
Software1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own Eye Saver Mode selectable filter. TÜV Eye Care is not proof of hardware low-blue-light panel method.
ENERGY STAR
Not available
Not available
TCO Certified
Not available
Not available
EPEAT
Not available
Not available
Colour certifications
Not available
Not available
Other certifications
Not available
Pantone Validated, UL Glare Free, TÜV Eye Care1Maker product pagesamsung.com/us/monitors/flat/27-viewfinity-s9-5k-monitor-with-thunderbolt-4-matte-display-and-smart-features-sku-ls27c900panxzaRead 5 October 2026Exact U.S. model data. Own explicit compliance rows. No unproved VESA DisplayHDR certification inferred from HDR Yes.4Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Business_Monitor_LS27C902PAUXEN.pdfRead 5 October 2026Original page 3 explicitly TÜV Eye Care, UL Glare Free and Pantone Validated. Certificate IDs not stated.

In the box

2 of 2 differ
In the box
Power adapter, Power cord, HDMI cable (white, 1.5 m), DisplayPort cable, Calibration report (paper)1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table Accessory: Adapter YES, Power Cord YES, HDMI YES (white, 1.5 m), Display Port YES, Calibration Report (Paper) YES.
Monitor, Stand, AC/DC adapter, Power cable, Thunderbolt 4 cable, Remote control, 4K SlimFit camera, Pogo adapter3Maker product pagesamsung.com/ca/monitors/high-resolution/viewfinity-s9-27-inch-ls27c900panxzaRead 5 October 2026Exact same SKU accessory rows, own U.S. accessories and own manual stand/camera/power assembly. Camera detachable. Paper calibration report and regional Mini DP cable inclusion unproved.
Cables included
ALG UltraFine 27UP650K-W
Type
HDMI cable (white, 1.5 m)
DisplayPort cable
Source1Maker product pagelg.com/uk/monitors/uhd-4k-5k/27up650k-wRead 16 October 2026Spec table Accessory: HDMI white 1.5 m and Display Port. Counts and the DisplayPort cable length are not stated.
BSamsung ViewFinity S9 S90PC
Type
Power cable
Thunderbolt 4 cable
Source3Maker product pagesamsung.com/ca/monitors/high-resolution/viewfinity-s9-27-inch-ls27c900panxzaRead 5 October 2026Exact same SKU and own U.S. accessories explicitly power cable 1.5 m and Thunderbolt 4 cable Yes. Counts unstated. Singapore Mini DP cable bundle not inherited.

Warranty

1 of 2 differ
Manufacturer warranty (source market)
1year5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2184363_EN.pdfRead 16 October 2026Minimum duration of the general guarantee offered by the supplier: 1 year, EU.
Not available
Dead pixel policy
Not available
Not available

Both are also in the API. Back to all monitors.