Compare Samsung Odyssey OLED G6 G60SF vs ASUS ROG Swift OLED PG27UCDM

There is no KVM switch, a recurring omission that makes the G6 less convenient for sharing peripherals between multiple computers.

An integrated KVM lets a keyboard and mouse move between a desktop and laptop without constant cable swapping. It's one of the more practical extras.

DisplayPort 1.4 with DSC can drive the full 1440p/500Hz experience and was considered functionally adequate. Still, several testers wanted DisplayPort 2.1 at this premium price.

Full 80Gbps DisplayPort 2.1 can deliver uncompressed 4K at 240Hz with compatible hardware, bypassing DSC-related limitations. The visible difference from working DSC is usually small.

Picture-in-picture is absent, but one tester considered that a minor limitation on a 27-inch display where split-screen use is less valuable.

Picture-in-picture and picture-by-picture modes are available, but DSC restrictions reduce refresh and color options and require manual re-enabling afterward.

The joystick-driven OSD is generally fast, clear, and easy to navigate, with sensibly organized menus. Placement can be awkward, and some important HDR controls are buried deeper than beginners may expect.

The joystick-controlled on-screen menus are responsive and easy to navigate. They also offer plenty of useful display adjustments.

Brightness is notably stronger than earlier QD-OLED generations, with roughly 300-nit full-screen SDR and high HDR peaks. It still trails the brightest LCD and newer tandem OLED options in some bright scenes.

Brightness works well in typical indoor conditions, especially with the right settings. It cannot sustain the luminance of a bright LCD, and large white areas may look subdued.

OLED contrast is effectively infinite in controlled lighting, with excellent shadow separation and no blooming. The matte QD-OLED surface can reduce perceived contrast when strong ambient light raises black levels.

Pixel-level light control produces outstanding scene depth and contrast, especially in darker rooms. Strong ambient light can diminish that striking effect.

Adaptive sync is usually smooth and tear-free across Nvidia and AMD GPUs, but one test found conspicuous VRR flicker in dark and mid-tone scenes. Samsung’s VRR Control can help, though it may add a little latency.

Broad adaptive-sync support generally keeps frame delivery smooth across different graphics cards. Uneven frame rates can still trigger OLED flicker.

Picture quality is consistently praised for vibrant color, deep blacks, strong contrast, and crisp gaming presentation. The matte coating and 1440p pixel density introduce tradeoffs, but the overall image remains excellent.

Fine details, vivid color, and inky blacks combine into outstanding image quality. The picture is most impressive with room lighting under control.

Color accuracy is generally excellent, with strong measured results and good factory calibration. One outlet found the SDR defaults too warm and oversaturated, while other tests found only minor tuning was needed.

Factory color is impressively accurate, particularly in the dedicated sRGB mode. Some HDR modes and the default wider gamut require more care for precision.

HDR is a major strength thanks to per-pixel lighting, deep blacks, wide color, and bright highlights. Peak brightness can approach 1,000 nits in small highlights, though bright-scene dimming and configuration quirks keep it from being universally class-leading.

Rich blacks and intense small highlights give HDR games and movies real impact. Large bright scenes and the compromises between HDR modes keep it short of a flawless presentation.

Per-pixel OLED dimming gives precise control with minimal blooming and clean separation between bright highlights and dark objects.

Per-pixel dimming allows fine control of bright objects against black backgrounds, avoiding the zone-by-zone compromises of typical LCDs.

The slim silver chassis, restrained styling, and rear RGB ring give the G6 a polished, modern look. Its design was repeatedly called sleek, classy, and more refined than many gaming-monitor rivals.

ROG lighting and logo projection lend a bold gamer look, but the large three-legged stand and flashy flourishes divide opinion. Several would trade the styling for a simpler base.

The 27-inch size is ideal for close-up competitive play and smaller desks, but it can feel modest for the price and lacks the cinematic scale of larger displays.

The 27-inch format brings unusually high pixel density and suits closer desk viewing. Some people still prefer a 32-inch OLED for a roomier canvas or more immersive games.

Eye-comfort options include glare reduction and settings aimed at reducing fatigue, plus a color-vision accessibility mode. The matte surface is especially helpful when bright reflections would otherwise be distracting.

Blue-light filtering and generally flicker-free operation help comfort, although some filters cannot be combined with Uniform Brightness mode.

The metal-heavy chassis feels sturdy and flagship-grade, and several testers ranked its construction above competing 500Hz models. A few units showed flex around the rear port area.

Materials and assembly feel solid and high-end, with the sturdy stand and metal details contributing to a premium impression.

Current consoles work with VRR and high-refresh gaming, but they cannot exploit the 500Hz ceiling. For console-first setups, the G6 was repeatedly viewed as overkill.

PS5 and Xbox support reaches 4K at 120Hz, with Dolby Vision providing an extra option on Xbox. Console players cannot use the panel's full 240Hz rate.

The large external power brick makes minimalist desk setups harder to keep tidy and complicates cable management.

Running peripherals through the built-in USB hub reduces desk cable clutter and keeps the computer's ports freer.

1440p is a sensible match for very high frame rates and looks crisp in games at 27 inches, but it is noticeably less dense than 4K. Buyers prioritizing fine text or maximum detail may find the resolution modest for the price.

Packing 4K into a 27-inch OLED gives games, interface elements, and small text exceptional definition. The extra pixels are especially noticeable next to 1440p OLEDs.

The core gaming ports are practical and easy to reach, with HDMI 2.1, DisplayPort, USB-A, and audio covered. Missing USB-C, KVM, and DisplayPort 2.1 keep the selection from feeling fully flagship-grade.

DisplayPort 2.1, two HDMI 2.1 inputs, USB-C, and a USB hub give this compact display unusually broad connectivity. Its KVM adds everyday utility.

Gaming sharpness is generally good at 27-inch 1440p, but text and fine desktop detail lag behind 4K and same-resolution LCDs because of pixel density and QD-OLED’s subpixel layout.

The exceptionally dense 4K panel gives the monitor some of the cleanest-looking text and game detail available in desktop OLEDs. Fine edges look superb.

The QD-OLED panel is praised for combining rich color, deep blacks, instant response, and higher brightness than earlier 1440p OLED generations.

QD-OLED delivers wonderfully deep blacks, vivid color, and fast pixel transitions. It also retains familiar limitations with ambient lighting and prolonged static content.

The two-port USB hub is useful for peripherals and hard-to-reach PCs, but it is a basic hub rather than a high-end docking solution.

The built-in USB hub keeps keyboards and mice connected to the display and cuts down on cable runs to a desktop PC.

Dynamic cooling and automatic dimming help reduce OLED burn-in risk, but Samsung’s OLED-care controls are less customizable than some rivals.

OLED Care features include pixel maintenance, logo protection, and a useful proximity sensor. They reduce wear during varied use but cannot make permanent burn-in impossible.

The matte coating is highly effective at diffusing direct reflections and is especially useful near bright windows. The tradeoff is slightly reduced punch, occasional grain, and lifted QD-OLED blacks under strong ambient light.

The glossy anti-reflective finish can handle ordinary indoor glare well, but direct lamps and windows remain troublesome. Opinions vary with lighting and where the screen sits.

The G6 is excellent with a powerful gaming PC, especially in esports titles that can reach several hundred frames per second. Midrange systems can leave much of the 500Hz capability unused.

A high-end PC can make excellent use of the 4K/240Hz panel's sharpness and low latency. More modest graphics hardware will not always reach the top refresh rate.

The familiar 16:9 layout was described as an easy, comfortable transition from typical gaming monitors.

Selectable 4:3 and simulated 24.5-inch views give competitive players more control over their preferred playing field.

Samsung’s passive heat-pipe and graphite-based cooling is repeatedly praised for keeping the OLED panel under control without active fan noise. The thermal system also supports burn-in prevention and longevity.

A custom heatsink enables effective passive cooling without relying on a fan, supporting a quiet desktop setup.

OLED response remains consistent across refresh rates, so there is no need to retune overdrive as frame rate changes.

OLED's consistent fast response eliminates the need to juggle LCD-style overdrive levels across refresh rates.

Metal construction, refined silver finishes, and a slim chassis give the G6 a consistently premium look and feel.

The solid materials and sturdy construction feel premium, even if the aggressive exterior details are not universally appealing.

Standard 100x100 VESA support makes it easy to move the display onto a third-party arm or wall mount when the included stand is not ideal.

Standard VESA mounting is available and helps free up desk space. ASUS's required adapter bracket adds a small installation step.

VRR support covers both AMD FreeSync Premium Pro and Nvidia G-Sync compatibility, giving broad GPU flexibility.

Support for major PC and HDMI VRR formats makes the monitor flexible across devices and GPUs. Flicker with sudden frame-rate changes is the main caveat.

The 500Hz refresh delivers extraordinary smoothness when games can feed it enough frames, and several testers noticed a meaningful jump over 240Hz or 360Hz. Others saw diminishing returns and questioned whether most players need it.

At 240Hz, gameplay is exceptionally smooth without sacrificing 4K sharpness. Reaching that ceiling in demanding games takes a powerful PC.

Deep, inky blacks are a major strength in darker rooms and games. Bright ambient light can lift QD-OLED blacks toward gray or purple, especially with the matte coating.

Dark-room blacks look almost perfectly inky with no gray backlight haze. Direct lighting can make the QD-OLED panel appear grayish or purplish instead.

Samsung provides useful picture controls and flexible sRGB/HDR adjustment, but the preset selection is thinner than some competitors and certain advanced settings are not very explicit.

Crosshairs, Shadow Boost, and other game tools offer meaningful flexibility, though veteran players may find some automated extras unnecessary.

Competitive gaming is the G6’s clearest strength: 500Hz motion, near-instant pixel response, and very low lag make fast shooters exceptionally clear and responsive. The benefit is greatest when a powerful PC can push very high frame rates.

The 240Hz OLED speed, minimal input lag, and compact view make fast shooters highly responsive. It remains a demanding choice for PCs trying to push 4K frames.

Overall sentiment is strongly positive when the G6 is judged as a specialist high-end gaming monitor. The main reservations are price, limited all-round features, and whether a buyer can actually use 500Hz.

The overall experience earns enthusiastic praise for a rare mix of 4K sharpness, 240Hz speed, and OLED imagery. Price, stand design, and OLED tradeoffs prevent a blanket recommendation.

The stand is one of the most consistent strengths, with height, tilt, swivel, and pivot adjustment plus a compact flat base. Movement is generally smooth and stable, though one tester found it somewhat stiff.

Height, tilt, swivel, and portrait rotation offer a wide adjustment range. Most movements are smooth, though tilt can feel stiff.

QD-OLED delivers a very wide gamut with strong DCI-P3 and Adobe RGB coverage, giving games and creative work rich, saturated color. Out-of-box saturation can run hot until sRGB or color management is enabled.

The broad DCI-P3 and Adobe RGB coverage supports rich game color and detailed creative visuals. Wide-gamut material looks especially vibrant.

The G6 can handle office and creative work well thanks to strong color and usable 1440p sharpness, but opinions are split for all-day productivity. Text fringing, burn-in risk, missing USB-C, and limited smart/software features make it less ideal as a one-monitor-for-everything setup.

High-resolution text, excellent color, USB-C, and KVM make this more useful at work than many gaming displays. Heavy static desktop use remains a less comfortable long-term fit.

Input lag is consistently described as effectively imperceptible or extremely low, helping the G6 feel immediate in reaction-heavy games.

Input lag is very low, making games feel immediate and responsive. The monitor is particularly attractive for fast competitive play.

Fast-moving objects show essentially no visible trailing or overshoot, one of the clearest advantages of the OLED response behavior.

Fast-moving objects show little to no ghosting or overshoot. This is a major advantage over many LCD gaming monitors.

There are no built-in speakers, and testers considered that a missed convenience for buyers without room for separate audio.

There are no integrated speakers. That absence is especially inconvenient when watching shows or using the screen without external audio.

Motion clarity is the standout feature. At very high frame rates, fast objects and text stay exceptionally clear, with multiple testers describing the 500Hz presentation as among the best they have seen.

Rapid motion stays remarkably distinct, with moving objects and fine interface details easier to follow. Clarity remains impressive at lower refresh rates too.

Pixel response is a unanimous strength, with OLED transitions described as exceptionally fast and effectively free of the sluggishness seen on LCDs.

Near-instant OLED transitions keep action crisp from high refresh rates down to slower gameplay. Response performance is a clear strength.

The tested panel showed very even full-white and dark-gray fields with no dirty-screen effect, reinforcing QD-OLED’s strong uniformity.

White and dark-gray fields look notably even, with little distracting dirty-screen effect on the tested panel.

Single-player games still benefit from OLED blacks, color, HDR, and fluid motion, and several testers loved the cinematic image. The small flat 27-inch format and 500Hz price premium make it less compelling if slower cinematic games are the main use.

Cinematic games look gorgeous thanks to deep blacks, highlights, and fine detail. A larger 32-inch screen can still feel more absorbing for single-player adventures.

Viewing angles are excellent, with little visible image degradation from off-center positions.

Wide viewing angles keep color and contrast consistent well off-center, making the image easy to appreciate from different positions.

Firmware can be updated and Samsung offers some display-management tools, but desktop software control is less complete than several rivals. Buyers who frequently switch color or gaming settings may miss a fuller Windows app.

DisplayWidget Center makes adjusting monitor settings from Windows straightforward. Software and firmware controls add convenience beyond the OSD.

The two full HDMI 2.1 inputs are a welcome part of the connectivity package and can support the monitor’s high-refresh gaming modes.

The high-bandwidth HDMI 2.1 ports make modern PCs and consoles easy to connect. They're especially welcome alongside DisplayPort 2.1.

Value is the G6’s biggest weakness: multiple outlets found it expensive versus similar 500Hz QD-OLED rivals or cheaper lower-refresh OLEDs. A few lower street prices improved the equation, so discounts matter a lot.

Exceptional performance comes with a high price, and several similar OLEDs are cheaper or larger. The premium is easiest to justify when its particular extras matter.

The three-year burn-in warranty is a meaningful safety net and matches the stronger coverage offered by other premium 500Hz OLEDs.

Three-year burn-in coverage is reassuring where the product's warranty terms confirm it. Coverage details should be checked for the region and SKU, and protection does not eliminate risk.

The control joystick and logical menus make frequent adjustments quick and intuitive instead of cumbersome.

OLED’s self-emissive pixels eliminate the backlight-bleed look seen on LCDs, producing pitch-black edges and dark scenes.

Individual OLED pixels eliminate the bright halos commonly seen around small highlights and subtitles on zone-lit LCD displays.

The flat 27-inch format cannot match the wraparound immersion of a large curved display, making it less compelling for buyers prioritizing cinematic scale.

The screen itself is a compact 27 inches, yet its deep, three-legged stand occupies a surprising amount of desk. A monitor arm may be worth considering.

ELMB improves perceived motion at 120Hz but halves brightness and disables HDR and VRR. It is helpful in particular games rather than a universal setting.

User-updateable firmware and automatic update support are welcome conveniences for keeping monitor controls current.

4K at 27 inches benefits from careful Windows or application scaling; small text and inconsistent software rendering can complicate otherwise crisp desktop use.

A certified high-bandwidth DisplayPort cable is included, but its roughly one-meter length can be restrictive for separated PC and monitor positions.

The integrated power supply eliminates a separate external brick, simplifying cabling and desk placement.

OLED's extremely fast transitions deliver a major clarity advantage over LCD screens at comparable refresh rates, even without strobing.

Cardboard-based packaging avoids polystyrene, an environmentally preferable choice that stands out from typical monitor shipping material.

OLED power consumption can exceed a comparable 4K LCD by a wide margin during bright full-screen content, despite modest use in mixed scenes.

The semi-gloss finish preserves a notably clear and vivid image without the grain of some matte coatings. Bright reflections remain an unavoidable compromise.

Switching into Dolby Vision triggered repeated display blackouts when opening different programs, prompting a move back to standard HDR.

The proximity sensor can blank the screen when you leave and restore it promptly when you return. That makes daily use simpler while reducing unnecessary OLED exposure.

The sturdy stand holds its position with little to no wobble, even during joystick adjustments.

At this pixel density, the colored fringes associated with older QD-OLED monitors become very hard to notice. A few users may still spot artifacts in certain text or window edges.

The 27-inch flat screen cannot deliver the scale or wraparound immersion of an ultrawide, so buyers focused on cinematic field of view have stronger alternatives.

The 90W USB-C connection can carry a laptop's picture, data, and power together. Higher-demand laptops may still need their own charger.

Changing frame rates can cause noticeable flicker, especially in dark games. Anti-flicker settings help in some tests but do not reliably remove the problem.

Automatic brightness limiting can make desktop windows change luminance as content shifts. Uniform Brightness largely fixes the distraction but caps maximum output.

Shadow Boost makes opponents hiding in dark areas easier to spot without demanding a separate software workaround.

Fanless operation keeps the monitor silent, avoiding a distraction found on some actively cooled displays.

Accurate sRGB modes, gamma options, and HDR controls make fine-tuning flexible. The most accurate preset locks many settings, creating a convenience tradeoff.

Dolby Vision is a useful extra for compatible Xbox games and video, supplementing HDR10. One user found switching between programs disruptive enough to disable it.

OLED remains vulnerable to permanent retention during long periods of static desktop use, so heavy all-day productivity carries more longevity risk than varied gaming and video use.

Assembly is consistently simple and tool-free, with stand pieces clipping or twisting securely into place.