We may earn a commission when you buy through our links. Rankings are formula-based and never paid for. As an Amazon Associate I earn from qualifying purchases. Disclosure

LG UltraGear 45GR65DC-B vs ASUS ROG STRIX XG49VQ

Two of the ultrawide monitors in our best ultrawide monitors, ranked by official specs comparison, lined up spec by spec. Every figure comes from the manufacturer pages linked below, and the scores use the same published formula as the full ranking.

Affiliate disclosure: We earn a commission if you buy through links on this page, at no extra cost to you. It never affects our rankings, which come from the published scoring formula. As an Amazon Associate I earn from qualifying purchases. Learn more.

#2 of 28 in Ultrawide monitors

LG UltraGear 45GR65DC-B

6.0/10

Best for: 44.5-inch, 32:9, UWQHD, 200 Hz official refresh, 400 nits official typical brightness, VA

Check price at Amazon
#3 of 28 in Ultrawide monitors

ASUS ROG STRIX XG49VQ

5.6/10

Best for: 49-inch, 32:9, Full HD, 144 Hz official refresh, 450 nits official typical brightness, VA

Check price at Amazon

Spec-by-spec comparison

Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.

SpecLG UltraGear 45GR65DC-BASUS ROG STRIX XG49VQWeight
Official panel sizeThe official panel size in inches, which is the main reason to choose an ultrawide. 44.5 inches 49 inches 30%
Official resolution (megapixels, computed)Computed from the official pixel dimensions and labelled computed. A 3440×1440 panel is 4.95 MP; a 5120×2160 or 7680×2160 panel is higher. 7.37 MP 4.15 MP 25%
Official refresh rateThe official refresh rate on the maker's specification table, with the same overclock rule as in the gaming category. 200 Hz 144 Hz 25%
Official typical brightnessThe official typical or SDR typical brightness, not a peak HDR figure. 400 nits 450 nits 20%
Official resolution5120×14403840×1080info
Megapixels (computed from official resolution)7.37 MP4.15 MPinfo
Official refresh rate200 Hz144 Hzinfo
Official typical brightness400 nits (Brightness (Typical, Minimum))450 nits (Brightness (Typ.))info
Official panel size44.5 inches49 inchesinfo
Official aspect ratio32:932:9info
Official panel typeVAVAinfo
Official curvature1500RNot listedinfo
Official I/O portsUSB Down-stream: YES(2ea/ver3.0) · HDMI (HDCP Version): 2.3 · DisplayPort HDCP Version: 2.3 · DisplayPort: 1 · USB Up-stream: YES(1ea/ver3.0) · HDMI: 2 · HDMI Version 2.1: Yes · DisplayPort Version 1.4: Yes · HDMI Cable: Yes · USB A to B: YesUSB Hub: 2x USB 3.2 Gen 1 Type-Ainfo
Source noteMegapixels are computed from the official resolution 5120×1440.Megapixels are computed from the official resolution 3840×1080.info
Official sRGB coverageNot listed125%info
Official DCI-P3 coverageNot listed90%info
Official typical contrast (not scored)Not listed3000:1info
Official response time (not scored; methods vary)Not listed4ms(GTG)info
Official VESA mountNot listed100x100mminfo
Official height adjustmentNot listed0 ~ 120 mm</p>info
Official swivelNot listedYes (+16° ~ -16°)info
Official variable refreshNot listedYes (Adaptive-Sync)info
Official flicker-freeNot listedYesinfo
PanelPick score6.0/105.6/10100%

Where each one comes out ahead

LG UltraGear 45GR65DC-B

Better published figure on: Official resolution (megapixels, computed), Official refresh rate.

What we like

  • Official table lists a 200 Hz refresh rate
  • Official table lists a 5120×1440 resolution
  • Official typical brightness is 400 nits
  • Official table lists a 44.5-inch 32:9 panel

Watch out for

    ASUS ROG STRIX XG49VQ

    Better published figure on: Official panel size, Official typical brightness.

    What we like

    • Official table lists a 144 Hz refresh rate
    • Official typical brightness is 450 nits
    • Official table lists a 49-inch 32:9 panel

    Watch out for

      Verdict

      On published specs, the LG UltraGear 45GR65DC-B scores higher (6.0 vs 5.6). Specs don't capture sound character or feel, so weigh the pros and cons above too.

      • Choose the LG UltraGear 45GR65DC-B if this sounds like you: 44.5-inch, 32:9, UWQHD, 200 Hz official refresh, 400 nits official typical brightness, VA.
      • Choose the ASUS ROG STRIX XG49VQ if this sounds like you: 49-inch, 32:9, Full HD, 144 Hz official refresh, 450 nits official typical brightness, VA.
      LG UltraGear 45GR65DC-B on AmazonASUS ROG STRIX XG49VQ on Amazon
      Spec sources

      Related comparisons