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Monitor Radar

Updated Nov 12, 2026

Acer X27U or Samsung LC27F398FW?

LC27F398FW costs $117 less today; Acer X27U has score 5.3 higher (7.5 vs. 2.2).

Acer X27U

7.5score · higher

Acer wins 3by componentSamsung wins 0

  • 5.1Image0.8
  • 10.0Smoothness·
  • 7.0Connections5.0
  • 10.0Ergonomics3.0

Samsung LC27F398FW is $117 the cheaper

The best for each use

By the spec rule for each use, the same one the lists on this site use.

Neither one fits: Monitors to use two on the desk, Cheap monitors worth buying.

The comparison in detail

Score by component, side by side

Acer X27U wins on image, connections and ergonomics.

  • 5.1 (wins)Image0.8
  • 10.0SmoothnessN/A
  • 7.0 (wins)Connections5.0
  • 10.0 (wins)Ergonomics3.0

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Where is each one cheapest today?

Updated 12/11/2026

Acer X27U
LC27F398FW

The math the store doesn’t do

Price divided by size and running cost, side by side.

MathAcer X27ULC27F398FW
Price per inch$11.85$7.52 menor

Spec sheet side by side

ItemAcer X27ULC27F398FW
Screen
Type changesGaming (144 Hz or more)General use and office
Size27 ″27 ″
Resolution changesQHDFull HD
Pixel density changes109 ppi82 ppi
Panel changesOLEDnot listed
Aspect ratio16:916:9
Curved screen changesNoYes
Line changesPredatornot listed
Smoothness
Refresh rate changes240 Hznot listed
Response time (stated) changes0.0 ms4 ms
Response time measurement changesGtGnot listed
Sync changesFreeSync PremiumFreeSync
Connections
HDMI ports changes21
DisplayPort ports changes21
Built-in speaker changesYesnot listed
Ergonomics
Height adjustment changesYesnot listed
Pivot (portrait mode) changesYesnot listed
VESA mount holesYesYes
General
Model code changesX27ULC27F398FW

Other comparisons

See more 6 comparisons
How we choose

Source: Amazon.com catalog, checked on 12/11/2026.

Lowest price seen for the product on Amazon.com, shipped to New York 10001, on the day it was read, before sales tax. The model is the brand plus the name of the monitor; the versions go in the table. The price range, the median and the position use only models with a score; the price comparison looks at models whose score is within 0.5 points.

The spec score doesn’t measure the real calibration or durability, and the strong or weak point reading is just a comparison of numbers, not a buying recommendation.