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What we think
The PerfectRec monitor team Learn more
Updated April 11, 2024·
If you're on a tighter budget and prioritize high contrast and color accuracy for tasks like digital photo editing, the Cooler Master GZ2711 is a solid pick and provides a great gaming experience as well. However, if you're willing to invest more for an immersive, ultra-wide display that excels in media consumption with its higher peak brightness and broader aspect ratio, the Samsung Odyssey OLED G9 is suitable, especially for cinematic gaming and watching movies. Just keep in mind that the Samsung's larger screen and resolution may require a more powerful computer to get the most out of its capabilities for gaming and productivity. Give Feedback
this description is based on the product variant with some specs and product variant with some specs. At the time of writing, the variant with some specs cost some dollars and the variant with some specs cost some dollars.
Advantages of the Cooler Master GZ2711 (W-OLED)
- Best in class for competitive gaming
- Good image clarity
- Good brightness
Advantages of the Samsung Odyssey OLED G9 G95SC (QD-OLED)
- Excellent for media consumption
- Best in class color volume
Key differences
Competitive Gaming
9.6
5.6
240Hz
REFRESH RATE
240Hz
0.3 ms
TOTAL RESPONSE TIME
1.0 ms
48 - 240 Hz
VARIABLE REFRESH RATE
20 - 240 Hz
No
STROBING / BFI
Yes
450 nits
SDR PEAK BRIGHTNESS
236 nits
The Cooler Master GZ2711 (W-OLED) is best in class for competitive gaming, while the Samsung Odyssey OLED G9 G95SC (QD-OLED) is poor.
Media Consumption
7.9
9.2
2560 x 1440
RESOLUTION
5120 x 1440
Inf:1
NATIVE CONTRAST
Inf:1
450 nits
SDR PEAK BRIGHTNESS
236 nits
Unknown
HDR PEAK BRIGHTNESS
465 nits
Matte
COATING
Glossy
The Samsung Odyssey OLED G9 G95SC (QD-OLED) is excellent for media consumption, while the Cooler Master GZ2711 (W-OLED) is good.
Cost
$900
$1,200
$400
$600
$800
$1,000
$1,200
$1,400
$1,600
$1,800
The Cooler Master GZ2711 (W-OLED) has a price of $900 and the Samsung Odyssey OLED G9 G95SC (QD-OLED) costs $1,200.
Key similarities
Casual Gaming
9.7
9.6
2560 x 1440
RESOLUTION
5120 x 1440
240Hz
REFRESH RATE
240Hz
Inf:1
NATIVE CONTRAST
Inf:1
450 nits
SDR PEAK BRIGHTNESS
236 nits
Unknown
HDR PEAK BRIGHTNESS
465 nits
98.5 %
DCI-P3 COLOR GAMUT
99.5 %
Matte
COATING
Glossy
The Cooler Master GZ2711 (W-OLED) and Samsung Odyssey OLED G9 G95SC (QD-OLED) are both best in class for casual gaming.
Productivity
5.8
5.6
2560 x 1440
RESOLUTION
5120 x 1440
109 PPI
PIXELS PER INCH
107 PPI
Yes
ADJUSTABLE STAND
Yes
Matte
COATING
Glossy
The Cooler Master GZ2711 (W-OLED) and Samsung Odyssey OLED G9 G95SC (QD-OLED) are both poor for productivity.
HDR Gaming and Media Consumption
Yes
Yes
Both the Cooler Master GZ2711 (W-OLED) and Samsung Odyssey OLED G9 G95SC (QD-OLED) are suitable for HDR gaming and media consumption.
Digital Photo Editing
Yes
Yes
Both the Cooler Master GZ2711 (W-OLED) and Samsung Odyssey OLED G9 G95SC (QD-OLED) are suitable for digital photo editing.
HDR Video Editing and Color Grading
No
No
Both the Cooler Master GZ2711 (W-OLED) and Samsung Odyssey OLED G9 G95SC (QD-OLED) are not suitable for HDR video editing and color grading.
Print Photo Editing
Yes
Yes
Both the Cooler Master GZ2711 (W-OLED) and Samsung Odyssey OLED G9 G95SC (QD-OLED) are suitable for print photo editing.
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How the Cooler Master GZ2711 (W-OLED) and the Samsung Odyssey OLED G9 G95SC (QD-OLED) compare to other monitors
Spec Comparison
 |  | |
| Cooler Master GZ2711 (W-OLED) | Samsung Odyssey OLED G9 G95SC (QD-OLED) |
GENERAL | |||
|---|---|---|---|
| Price | |||
$900 | $1,200 | ||
Screen Size | |||
Screen Size | 27" | 49" | |
Resolution | |||
Resolution | 2560 x 1440 | 5120 x 1440 | |
Screen Type | |||
Screen Type | OLED | OLED | |
Screen Sub-type | |||
Screen Sub-type | W-OLED | QD-OLED | |
Refresh Rate | |||
Refresh Rate | 240Hz | 240Hz | |
COLOR, CONTRAST & BRIGHTNESS | |||
|---|---|---|---|
Native Contrast | |||
Native Contrast | Inf:1 | Inf:1 | |
SDR Peak Brightness | |||
SDR Peak Brightness | 450 nits | 236 nits | |
HDR Peak Brightness | |||
HDR Peak Brightness | Unknown | 465 nits | |
Suitable for HDR Gaming and Media Consumption | |||
Suitable for HDR Gaming and Media Consumption | Yes | Yes | |
sRGB Color Gamut | |||
sRGB Color Gamut | 100 % | 100 % | |
MOTION CHARACTERISTICS | |||
|---|---|---|---|
Total Response Time | |||
Total Response Time | 0.3 ms | 1 ms | |
Variable Refresh Rate | |||
Variable Refresh Rate | 48 - 240 Hz | 20 - 240 Hz | |
Strobing / BFI | |||
Strobing / BFI | No | Yes | |
Persistence Blur Score | |||
Persistence Blur Score | 8/10 | 8/10 | |
Ghosting Score | |||
Ghosting Score | 9.9/10 | 9.6/10 | |
TEXT & IMAGE CLARITY | |||
|---|---|---|---|
Pixels Per Inch | |||
Pixels Per Inch | 109 PPI | 107 PPI | |
Coating | |||
Coating | Matte | Glossy | |
Text Clarity Score | |||
Text Clarity Score | 6.6/10 | 6.6/10 | |
Image Clarity Score | |||
Image Clarity Score | 7/10 | 6.9/10 | |
PORTS & CONNECTIVITY | |||
|---|---|---|---|
HDMI 1.4 Ports | |||
HDMI 1.4 Ports | 0 | 0 | |
HDMI 2.0 Ports | |||
HDMI 2.0 Ports | 0 | 0 | |
HDMI 2.1 Ports | |||
HDMI 2.1 Ports | 2 | 1 | |
Micro HDMI Ports | |||
Micro HDMI Ports | 0 | 1 | |
DisplayPort 1.2 Ports | |||
DisplayPort 1.2 Ports | 0 | 0 | |
Give feedback
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CEO and Monitors Editor
Joe is an entrepreneur and lifelong electronics enthusiast with a Ph.D in Economics from the University of Michigan.
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Chandradeep is a staff expert and software engineer and expert in televisions and monitors. He’s been making monitor recommendations for ten years.
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