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Compare BenQ EX3415R vs ASUS ROG Strix OLED XG27UCDMG

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  3. BenQ EX3415R 🆚 ASUS ROG Strix OLED XG27UCDMG
BenQ EX3415R and ASUS ROG Strix OLED XG27UCDMG are both monitors with the same Viewing Angle (178° H x 178° V), DisplayPort (1) and HDMI (2). The main differences are in Screen Size, Resolution, Pixel Density and Dot Pitch.
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BenQ EX3415R 34" UWQHD 3440 x 1440 (2K) Curved IPS 144Hz 1ms (MPRT) DisplayHDR 400, HDMI, DisplayPort, USB, FreeSync Premium Built-in Speakers
BenQ EX3415R
ASUS ROG Strix OLED XG27UCDMG 27" 4K QD-OLED 240Hz 0.03ms Anti-Flicker 2.0 Custom Heatsink 99% DCI-P3 True 10-bit Color 90LM0B20-B01971
ASUS ROG Strix OLED XG27UCDMG
Prices
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Out of Stock
Free shipping
$579.99
Out of Stock
Free shipping
$699.99
Out of Stock
+ $6.99 Shipping
$699.99
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Prices
(Change region)
In Stock
$799.00
Last updated 57 minutes ago.
In Stock
Free shipping
$799.00
In Stock
$849.99
Show 2 more offers
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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
BenQ
Brand
ASUS
Model
EX3415R
Model
  • 90LM0B20-B01971
  • XG27UCDMG
  • ROG Strix OLED XG27UCDMG
  • 90LM0B20-B019B1
Release Date
📅 July 2021
Release Date
📅 August 2025
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
View Details ►
Price history
View Details ►
Screen Size
34"
Screen Size
26.5"
Resolution
3440 x 1440
Resolution
3840 x 2160
Pixel Density
109.68 PPI
Pixel Density
166.26 PPI
Dot Pitch
0.23 mm
Dot Pitch
0.15 mm
Panel Type
IPS
Panel Type
QD-OLED
Widescreen
Yes
Widescreen
Yes
Aspect Ratio
21:9
Aspect Ratio
16:9
Curved Screen
Yes
Curved Screen
No
Viewing Angle
178° H x 178° V
Viewing Angle
178° H x 178° V
Brightness
200 cd/m²
Brightness
1000 cd/m²
Contrast Ratio
1,000:1
Contrast Ratio
-
Response Time
-
Response Time
0.03 ms
Response Time MPRT
1 ms
Response Time MPRT
-
Refresh Rate
144 Hz
Refresh Rate
240 Hz
Built-in Speakers
Yes
Built-in Speakers
No
DVI
0
DVI
0
DisplayPort
1
DisplayPort
1
HDMI
2
HDMI
2
VGA
0
VGA
0
G-SYNC Support
No
G-SYNC Support
Yes
FreeSync Support
Yes
FreeSync Support
Yes
-

Comparison and key differences summary

Reasons to buy the BenQ EX3415R:

  • 27% cheaper, you can save $219.01
  • Bigger screen size (+7.50")
  • Curved screen
  • Built-in speakers

Buy now

Reasons to buy the ASUS ROG Strix OLED XG27UCDMG:

  • Newer Product, it was released around 4 years later
  • Higher Screen Resolution (3840 x 2160 pixel)
  • Better pixel density (166.26 PPI)
  • More brightness (+800 cd/m²)
  • Higher refresh rate (240 Hz)
  • Flat screen
  • Supports NVIDIA G-Sync

Buy now

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