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The Best 5Aggregated review·19 sources·updated October 9, 2026·checked September 20, 2026

Best Ultrawide Monitors

Top 5 best ultrawide monitors ranked by aggregate score from 19 published reviews.

This guide aggregates 19 published reviews across 5 products; the thinnest-sourced pick rests on 1. How we rank.

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Quick answer

Dell Alienware AW3423DW is our top pick for ultrawide monitors — an averaged 4.5/5 across 5 published reviews at about $954.89. Runner-up: LG 34GN850-B (~$1,103.99).

Read the Dell Alienware AW3423DW review →$954.89 · Check Price on Amazon
At a glance5 products ▾
1Dell Alienware AW3423DWTop Pick
5 sources
$954.89Best for: visual fidelity enthusiasts willing to manage burn-in risks
$954.89 · Check Price on Amazon
2LG 34GN850-B
3 sources
$1,103.99Best for: gamers prioritizing fast response times and color accuracy over deep blacks
$1,103.99 · Check Price on Amazon
3ASUS ROG Swift PG349Q
1 sourceall derived
$1,022.38Best for: users needing native G-Sync and robust ergonomics on a budget
$1,022.38 · Check Price on Amazon
4MSI Optix MAG342CQR
2 sources
$299Best for: budget buyers seeking deep blacks and high contrast
$299 · Check Price on Amazon
5Samsung Odyssey G9
4 sources
$1,999Best for: enthusiasts with large desks seeking maximum immersion for sim racing
$1,999 · Check Price on Amazon

Derived means the reviewer published no score, so one was inferred from their written verdict. Everything else is a number the publisher printed. How we rank.

The full ranking

How we rank →
Dell Alienware AW3423DW
#1 · Top Pick
Best for: visual fidelity enthusiasts willing to manage burn-in risks
Dell Alienware AW3423DW
5 sources$954.89as of Oct 14
▾Why it's ranked here

The QD-OLED panel in the Dell Alienware AW3423DW is why it reset expectations for gaming monitors: perfect blacks, vibrant colors, and response times that are genuinely fast. Motion clarity and immersion are its strengths. Buyers do need to weigh burn-in risk and the absence of USB-C connectivity. For enthusiasts who rank visual fidelity above connectivity convenience, it remains top-tier.

Strengths
  • — Features a 175Hz refresh rate with 0.1ms GtG response time for ultra-smooth gaming, as IGN notes
  • — Produces vibrant colors with 99% DCI-P3 coverage and high peak brightness, according to Display Ninja
Watch-outs
  • — Lacks built-in USB-C connectivity with power delivery
  • — Susceptible to permanent image retention (burn-in) with static content over time
$954.89 · Check Price on AmazonFull review →vs. LG 34GN850-B →
LG 34GN850-B
#2
Best for: gamers prioritizing fast response times and color accuracy over deep blacks
LG 34GN850-B
3 sources$1,103.99as of Oct 11
▾Why it's ranked here

The LG 34GN850-B is a high-performance ultrawide gaming monitor praised for its fast 144Hz refresh rate, 1ms response time, and excellent color accuracy. However, potential buyers should be aware of its inherent IPS limitations, including low contrast ratios and occasional backlight bleeding issues. It remains a strong choice for gamers prioritizing speed and color over deep blacks.

Strengths
  • — Delivers a fast 144Hz refresh rate with 1ms GtG response time for smooth gaming
  • — Features an IPS panel with excellent color accuracy and wide viewing angles
Watch-outs
  • — Suffers from low contrast ratio typical of IPS panels, resulting in washed-out blacks
  • — Backlight bleeding and uniformity issues are frequently reported by users
$1,103.99 · Check Price on AmazonFull review →vs. Dell Alienware AW3423DW →
ASUS ROG Swift PG349Q
#3
Best for: users needing native G-Sync and robust ergonomics on a budget
ASUS ROG Swift PG349Q
1 sourceall derivedOne review so far, so ranked one place lower$1,022.38as of Oct 11
▾Why it's ranked here

Color accuracy and native G-Sync are what the ASUS ROG Swift PG349Q gets right, and they make it a solid mid-range ultrawide for gaming. The 1800R curvature and ergonomic stand help the sense of immersion. Holding it back: poor black uniformity and no HDR. It serves gaming and professional editing well enough, though older connectivity options and modest brightness keep it out of the premium tier.

Strengths
  • — Image color accuracy remains consistent even when viewed at extreme angles
  • — Includes native Nvidia G-Sync support for smooth, tear-free gaming, per VARGE
Watch-outs
  • — Suffers from poor black uniformity typical of IPS panels
  • — Lacks HDR support due to limited 300 nits brightness and 1000:1 contrast ratio
$1,022.38 · Check Price on AmazonFull review →vs. Dell Alienware AW3423DW →
MSI Optix MAG342CQR
#4
Best for: budget buyers seeking deep blacks and high contrast
MSI Optix MAG342CQR
2 sources$299as of Jul 1
▾Why it's ranked here

At 34 inches and 3440x1440, the MSI Optix MAG342CQR is a budget curved ultrawide built for gaming, with a 144Hz refresh rate, 1ms response time, and the deep blacks a VA panel provides. Colors are vibrant and the image is sharp. HDR is limited by the absence of local dimming, and viewing angles show slight color shifts next to IPS alternatives.

Strengths
  • — Delivers deep, inky blacks with a 4,000:1 static contrast ratio typical of VA panels, per Display Ninja
  • — Offers a 144Hz refresh rate and 1ms response time for smooth, fluid gaming motion
Watch-outs
  • — Lacks full-array local dimming (FALD), resulting in improper HDR performance, according to ScreenResolutionTest
  • — Exhibits minor gamma and saturation shifts at certain viewing angles compared to IPS panels, as Display Ninja notes
$299 · Check Price on AmazonFull review →vs. Dell Alienware AW3423DW →
Samsung Odyssey G9
#5
★ Premium Pick
Best for: enthusiasts with large desks seeking maximum immersion for sim racing
Samsung Odyssey G9
4 sources$1,999as of Oct 11
▾Why it's ranked here

A 49-inch 1000R curved screen running at 240Hz makes the Samsung Odyssey G9 about as immersive as a monitor gets, which is why, as PCMag notes, sim racing and flight sim enthusiasts gravitate to it. Its enormous size demands a dedicated setup, and the premium price limits it to the most committed gamers with the budget and the desk space to match.

Strengths
  • — Ultra-fast 240Hz refresh rate ensures smooth motion with minimal blur
  • — 1000R curvature matches the natural field of view for deep immersion
Watch-outs
  • — Extremely large footprint requires a very deep desk and significant wall space, per TechRadar
  • — High price point makes it inaccessible for most budget-conscious gamers, as TechRadar notes
$1,999 · Check Price on AmazonFull review →vs. Dell Alienware AW3423DW →
Reviews aggregated from
PCMagTom's HardwareIGNDisplayninjaTechRadarWIREDPCWorldDigital Trends

Spec comparison

5 products
vs
SpecDell Alienware AW3423DWLG 34GN850-B
Screen Size34 inches34 inches
Resolution3440 x 14403440 x 1440
Panel TypeQD-OLEDIPS
Refresh Rate175Hz144Hz
Response Time0.1ms GtG1ms GtG
Curvature1800R1900R
Color Gamut95% DCI-P399% sRGB
Adaptive SyncAMD FreeSync Premium ProG-Sync Compatible, FreeSync Premium Pro

Frequently asked questions

What's the strongest pick among ultrawide monitors?
Dell Alienware AW3423DW is the top pick for ultrawide monitors — 4.5/5 averaged from 5 published reviews. The QD-OLED panel in the Dell Alienware AW3423DW is why it reset expectations for gaming monitors: perfect blacks, vibrant colors, and response times that are genuinely fast. Motion clarity and immersion are its strengths. Buyers do need to weigh burn-in risk and the absence of USB-C connectivity. For enthusiasts who rank visual fidelity above connectivity convenience, it remains top-tier.
Is this ultrawide monitor guide up to date?
This guide was last re-checked in October 2026. Prices, links, and source ratings are re-verified on a rolling basis, and the ranking updates when the underlying scores change.

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