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  1. Table of Contents
  2. Top
  3. Main Differences
  4. Design
    1. Style
    2. Stand
    3. Ergonomics
    4. Back
    5. Borders
    6. Thickness
    7. Build Quality
  5. Picture Quality
    1. Contrast
    2. Local Dimming
    3. SDR Peak Brightness
    4. HDR Peak Brightness
    5. Horizontal Viewing Angle
    6. Vertical Viewing Angle
    7. Gray Uniformity
    8. Black Uniformity
    9. Pre Calibration
    10. Post Calibration
    11. SDR Color Gamut
    12. SDR Color Volume
    13. HDR Color Gamut
    14. HDR Color Volume
    15. Image Retention
    16. Gradient
    17. Color Bleed
    18. Reflections
    19. Text Clarity
  6. Motion
    1. Response Time @ Max Refresh Rate
    2. Response Time @ 60Hz
    3. Image Flicker
    4. Black Frame Insertion (BFI)
    5. Refresh Rate
  7. Inputs
    1. Input Lag
    2. Resolution And Size
    3. Inputs
    4. Total Inputs
  8. Features
    1. Additional Features
    2. On-Screen Display (OSD)
    3. Controls
    4. In The Box
  9. Comments

Acer Predator X27 bmiphzx vs Samsung CHG70

Side-by-Side Comparison

Products

Acer Predator X27 bmiphzx
Samsung CHG70

Tested using Methodology v1.1

Updated May 24, 2024 02:05 PM

SEE PRICE
Amazon.com

Tested using Methodology v1.1

Updated May 24, 2024 02:05 PM

SEE PRICE
Amazon.com
Acer Predator X27 bmiphzx Picture
Samsung CHG70 Picture

Variants

  • Predator X27 (27")
  • C27HG70 (27")
  • C32HG70 (32")

Our Verdict

Acer Predator X27 bmiphzx

Samsung CHG70

The Acer Predator X27 bmiphzx is a bit better than the Samsung CHG70 unless dark room performance is an important factor. The Predator X27 is much brighter than the CHG70 and has wider viewing angles. The X27 offers a better HDR experience, highlights stand out more in some scenes, and colors are more saturated and vibrant. The VA panel in the CHG70 delivers deeper blacks, and better black uniformity, but worse viewing angles. The CHG70 also has better low input lag.

0 

Main Differences for
-

Threshold 

0.10
No major differences between these monitors for this usage. See full list of tests below.

Full Comparison

Design

Style  

Design Picture  

Acer Predator X27 bmiphzx Design Picture
Samsung CHG70 Design Picture

Size  

27"
27"

Curved  

No
Yes

Curve Radius  

Not Curved
1800R

Weight (without stand) 
 

14.3 lbs (6.5 kg)
9.9 lbs (4.5 kg)

Weight (with stand) 
 

17.4 lbs (7.9 kg)
13.7 lbs (6.2 kg)
Show Text 

Stand  

Stand Picture  

Acer Predator X27 bmiphzx Stand Picture
Samsung CHG70 Stand Picture

Width 
 

18.7" (47.5 cm)
20.3" (51.6 cm)

Depth 
 

11.3" (28.7 cm)
12.1" (30.7 cm)
Show Text 

Ergonomics 
 

6.5
7.5

Ergonomics Picture  

Acer Predator X27 bmiphzx Ergonomics Picture
Samsung CHG70 Ergonomics Picture

Height Adjustment 
 

5.1" (13.0 cm)
5.7" (14.5 cm)

Switch Portrait/Landscape  

No
Yes, Clockwise

Swivel Range  

-20° to 20°
-15° to 15°

Tilt Range  

-22.5° to 5°
-15° to 5°
Show Text 

Back  

Back Picture  

Acer Predator X27 bmiphzx Back Picture
Samsung CHG70 Back Picture

Wall Mount  

VESA 100x100
VESA 100x100
Show Text 

Borders  

Borders Picture  

Acer Predator X27 bmiphzx Borders Picture
Samsung CHG70 Borders Picture

Borders 
 

0.6" (1.5 cm)
0.6" (1.5 cm)
Show Text 

Thickness  

Thickness Picture  

Acer Predator X27 bmiphzx Thickness Picture
Samsung CHG70 Thickness Picture

Thickness (with stand) 
 

10.0" (25.4 cm)
11.2" (28.4 cm)

Thickness (without stand) 
 

3.1" (7.9 cm)
2.5" (6.4 cm)
Show Text 

Build Quality 
 

8.0
8.0

Build Quality Picture  

Acer Predator X27 bmiphzx Build Quality Picture
Samsung CHG70 Build Quality Picture
Show Text 
Picture Quality

Contrast 
 

5.8
7.8

Checkerboard Picture  

Acer Predator X27 bmiphzx Checkerboard Picture
Samsung CHG70 Checkerboard Picture

Native Contrast 
 

815 : 1
2,925 : 1

Contrast With Local Dimming 
 

1,339 : 1
2,922 : 1
Show Text 

Local Dimming 
 

4.5
2.0

Local Dimming Video  

Local Dimming 
 

Yes
Yes

Backlight 
 

Full-Array
Edge
Show Text 

SDR Peak Brightness 
 

7.2
8.1

SDR Real Scene 
 

251 cd/m²
352 cd/m²

SDR Peak 2% Window 
 

326 cd/m²
571 cd/m²

SDR Peak 10% Window 
 

324 cd/m²
576 cd/m²

SDR Peak 25% Window 
 

324 cd/m²
376 cd/m²

SDR Peak 50% Window 
 

323 cd/m²
380 cd/m²

SDR Peak 100% Window 
 

324 cd/m²
381 cd/m²

SDR Sustained 2% Window 
 

326 cd/m²
374 cd/m²

SDR Sustained 10% Window 
 

324 cd/m²
299 cd/m²

SDR Sustained 25% Window 
 

324 cd/m²
315 cd/m²

SDR Sustained 50% Window 
 

323 cd/m²
316 cd/m²

SDR Sustained 100% Window 
 

324 cd/m²
309 cd/m²

SDR ABL 
 

0.001
0.033
Show Text 

HDR Peak Brightness 
 

9.1
6.5

HDR Real Scene 
 

1,312 cd/m²
355 cd/m²

HDR Peak 2% Window 
 

1,202 cd/m²
575 cd/m²

HDR Peak 10% Window 
 

1,265 cd/m²
577 cd/m²

HDR Peak 25% Window 
 

978 cd/m²
360 cd/m²

HDR Peak 50% Window 
 

804 cd/m²
371 cd/m²

HDR Peak 100% Window 
 

728 cd/m²
371 cd/m²

HDR Sustained 2% Window 
 

1,074 cd/m²
202 cd/m²

HDR Sustained 10% Window 
 

1,068 cd/m²
373 cd/m²

HDR Sustained 25% Window 
 

957 cd/m²
358 cd/m²

HDR Sustained 50% Window 
 

797 cd/m²
316 cd/m²

HDR Sustained 100% Window 
 

716 cd/m²
362 cd/m²

HDR ABL 
 

0.024
0.039
Show Text 

Horizontal Viewing Angle 
 

7.8
6.0

Horizontal Viewing Angle Video  

Horizontal Chroma Graph  

Acer Predator X27 bmiphzx Horizontal Chroma Graph
Samsung CHG70 Horizontal Chroma Graph

Color Washout From Left 
 

40°
34°

Color Washout From Right 
 

40°
35°

Horizontal Hue Graph  

Acer Predator X27 bmiphzx Horizontal Hue Graph
Samsung CHG70 Horizontal Hue Graph

Color Shift From Left 
 

67°
60°

Color Shift From Right 
 

64°
60°

Horizontal Lightness Graph  

Acer Predator X27 bmiphzx Horizontal Lightness Graph
Samsung CHG70 Horizontal Lightness Graph

Brightness Loss From Left 
 

50°
36°

Brightness Loss From Right 
 

47°
38°

Black Level Raise From Left 
 

30°
15°

Black Level Raise From Right 
 

70°
17°

Gamma Shift From Left 
 

40°
12°

Gamma Shift From Right 
 

43°
14°
Show Text 

Vertical Viewing Angle 
 

8.5
5.3

Vertical Viewing Angle Video  

Vertical Chroma Graph  

Acer Predator X27 bmiphzx Vertical Chroma Graph
Samsung CHG70 Vertical Chroma Graph

Color Washout From Below 
 

36°
29°

Color Washout From Above 
 

35°
27°

Vertical Hue Graph  

Acer Predator X27 bmiphzx Vertical Hue Graph
Samsung CHG70 Vertical Hue Graph

Color Shift From Below 
 

70°
46°

Color Shift From Above 
 

70°
40°

Vertical Lightness Graph  

Acer Predator X27 bmiphzx Vertical Lightness Graph
Samsung CHG70 Vertical Lightness Graph

Brightness Loss From Below 
 

38°
32°

Brightness Loss From Above 
 

36°
32°

Black Level Raise From Below 
 

70°

Black Level Raise From Above 
 

70°
11°

Gamma Shift From Below 
 

69°
13°

Gamma Shift From Above 
 

68°
10°
Show Text 

Gray Uniformity 
 

8.8
8.7

50% Uniformity Picture  

Acer Predator X27 bmiphzx 50% Uniformity Picture
Samsung CHG70 50% Uniformity Picture

50% Std. Dev. 
 

2.887%
1.656%

50% DSE 
 

0.102%
0.103%

5% Uniformity Picture  

Acer Predator X27 bmiphzx 5% Uniformity Picture
Samsung CHG70 5% Uniformity Picture

5% Std. Dev. 
 

0.413%
1.141%

5% DSE 
 

0.061%
0.103%
Show Text 

Black Uniformity 
 

4.0
4.7

Native Black Uniformity Picture  

Acer Predator X27 bmiphzx Native Black Uniformity Picture
Samsung CHG70 Native Black Uniformity Picture

Native Std. Dev. 
 

3.046%
2.800%

Black Uniformity Picture With Local Dimming  

Acer Predator X27 bmiphzx Black Uniformity Picture With Local Dimming
Samsung CHG70 Black Uniformity Picture With Local Dimming

Std. Dev. w/ L.D. 
 

4.982%
3.443%
Show Text 

Pre Calibration 
 

5.9
8.0

Pre Calibration Picture  

Acer Predator X27 bmiphzx Pre Calibration Picture
Samsung CHG70 Pre Calibration Picture

Pre Gamma Curve Picture  

Acer Predator X27 bmiphzx Pre Gamma Curve Picture
Samsung CHG70 Pre Gamma Curve Picture

Pre Color Picture  

Acer Predator X27 bmiphzx Pre Color Picture
Samsung CHG70 Pre Color Picture

Picture Mode 
 

Standard
High-Brightness

Luminance 
 

276 cd/m²
433 cd/m²

Luminance Settings 
 

240
100

Contrast Setting 
 

50
75

RGB Controls 
 

50-50-50
Normal Color Tone

Gamma Setting 
 

Default
No Gamma Setting

Color Temperature 
 

6,042 K
6,540 K

White Balance dE 
 

5.16
2.59

Color dE 
 

3.46
2.47

Gamma 
 

2.18
2.30
Show Text 

Post Calibration 
 

9.6
9.2

Post Calibration Picture  

Acer Predator X27 bmiphzx Post Calibration Picture
Samsung CHG70 Post Calibration Picture

Post Gamma Curve Picture  

Acer Predator X27 bmiphzx Post Gamma Curve Picture
Samsung CHG70 Post Gamma Curve Picture

Post Color Picture  

Acer Predator X27 bmiphzx Post Color Picture
Samsung CHG70 Post Color Picture

Picture Mode 
 

User
Custom

Luminance 
 

100 cd/m²
103 cd/m²

Luminance Settings 
 

98
8

Contrast Setting 
 

50
75

RGB Controls 
 

39-37-50
43-50-51

Gamma Setting 
 

Default
No Gamma Setting

Color Temperature 
 

6,497 K
6,311 K

White Balance dE 
 

0.51
0.91

Color dE 
 

0.54
1.27

Gamma 
 

2.18
2.18
Show Text 

SDR Color Gamut 
 

9.7
8.8

Color Gamut sRGB Picture  

Acer Predator X27 bmiphzx Color Gamut sRGB Picture
Samsung CHG70 Color Gamut sRGB Picture

sRGB xy 
 

95.5%
94.9%

Color Gamut ARGB Picture  

Acer Predator X27 bmiphzx Color Gamut ARGB Picture
Samsung CHG70 Color Gamut ARGB Picture

Adobe RGB xy 
 

98.1%
80.9%

sRGB Picture Mode 
 

User (SDR Colors sRGB = On)
Custom 1

Adobe RGB Picture Mode 
 

User (SDR Colors sRGB = Off)
Custom 1
Show Text 

SDR Color Volume 
 

9.8
9.1

sRGB Color Volume ITP Picture  

Acer Predator X27 bmiphzx sRGB Color Volume ITP Picture
Samsung CHG70 sRGB Color Volume ITP Picture

sRGB In ICtCp 
 

97.4%
96.6%

Adobe RGB Color Volume ITP Picture  

Acer Predator X27 bmiphzx Adobe RGB Color Volume ITP Picture
Samsung CHG70 Adobe RGB Color Volume ITP Picture

Adobe RGB In ICtCp 
 

99.2%
85.8%

sRGB Picture Mode 
 

User (SDR Colors sRGB = On)
Custom 1

Adobe RGB Picture Mode 
 

User (SDR Colors sRGB = Off)
Custom 1
Show Text 

HDR Color Gamut 
 

8.0
7.5

Wide Color Gamut 
 

Yes
Yes

Color Gamut DCI-P3 Picture  

Acer Predator X27 bmiphzx Color Gamut DCI-P3 Picture
Samsung CHG70 Color Gamut DCI-P3 Picture

DCI P3 xy 
 

77.0%
79.3%

Color Gamut Rec.2020 Picture  

Acer Predator X27 bmiphzx Color Gamut Rec.2020 Picture
Samsung CHG70 Color Gamut Rec.2020 Picture

Rec. 2020 xy 
 

82.6%
69.9%

DCI P3 Picture Mode 
 

User (SDR Colors sRGB = Off)
Custom 1

Rec. 2020 Picture Mode 
 

User (SDR Colors sRGB = Off)
Custom 1
Show Text 

HDR Color Volume 
 

7.7
7.7

P3 Color Volume ITP Picture  

Acer Predator X27 bmiphzx P3 Color Volume ITP Picture
Samsung CHG70 P3 Color Volume ITP Picture

DCI-P3 In ICtCp 
 

73.3%
84.4%

2020 Color Volume ITP Picture  

Acer Predator X27 bmiphzx 2020 Color Volume ITP Picture
Samsung CHG70 2020 Color Volume ITP Picture

Rec. 2020 In ICtCp 
 

80.3%
68.7%

DCI P3 Picture Mode 
 

User (SDR Colors sRGB = Off)
Custom 1

Rec. 2020 Picture Mode 
 

User (SDR Colors sRGB = Off)
Custom 1
Show Text 

Image Retention 
 

10
10

Image Retention Picture  

Acer Predator X27 bmiphzx Image Retention Picture
Samsung CHG70 Image Retention Picture

IR After 0 Min Recovery 
 

0.00%
0.00%

IR After 2 Min Recovery 
 

0.00%
0.00%

IR After 4 Min Recovery 
 

0.00%
0.00%

IR After 6 Min Recovery 
 

0.00%
0.00%

IR After 8 Min Recovery 
 

0.00%
0.00%

IR After 10 Min Recovery 
 

0.00%
0.00%
Show Text 

Gradient 
 

9.8
9.5

Gradient Picture  

Acer Predator X27 bmiphzx Gradient Picture
Samsung CHG70 Gradient Picture

Color Depth 
 

10 Bit
10 Bit
Show Text 

Color Bleed 
 

10
10

Color Bleed Horizontal  

Acer Predator X27 bmiphzx Color Bleed Horizontal
Samsung CHG70 Color Bleed Horizontal

Pixel Row Error 
 

0.000%
0.000%

Color Bleed Vertical  

Acer Predator X27 bmiphzx Color Bleed Vertical
Samsung CHG70 Color Bleed Vertical

Pixel Column Error 
 

0.001%
0.000%
Show Text 

Reflections 
 

7.2
7.8

Average Room  

Acer Predator X27 bmiphzx Average Room
Samsung CHG70 Average Room

Average Room Off Picture  

Acer Predator X27 bmiphzx Average Room Off Picture
Samsung CHG70 Average Room Off Picture

Bright Room Off Picture  

Acer Predator X27 bmiphzx Bright Room Off Picture
Samsung CHG70 Bright Room Off Picture

Screen Finish 
 

Matte
Matte

Total Reflections 
 

5.7%
4.7%

Indirect Reflections 
 

3.1%
2.8%

Calculated Direct Reflections 
 

2.6%
1.9%
Show Text 

Text Clarity 
 

9.5
6.5

ClearType On  

Acer Predator X27 bmiphzx ClearType On
Samsung CHG70 ClearType On

Pixel Type 
 

IPS
VA

ClearType Off  

Acer Predator X27 bmiphzx ClearType Off
Samsung CHG70 ClearType Off

Pixels  

Acer Predator X27 bmiphzx Pixels
Samsung CHG70 Pixels

Sub-Pixel Layout 
 

RGB
RGB
Show Text 
Motion

Response Time @ Max Refresh Rate 
 

8.5
8.9

Motion Blur Picture  

Acer Predator X27 bmiphzx Motion Blur Picture
Samsung CHG70 Motion Blur Picture

Response Time Table  

Acer Predator X27 bmiphzx Response Time Table
Samsung CHG70 Response Time Table

Best Overdrive Setting 
 

Off
Standard

Rise / Fall Time 
 

6.9 ms
3.7 ms

Total Response Time 
 

12.2 ms
11.2 ms

Overshoot Error 
 

0.0%
5.5%

Dark Rise / Fall Time 
 

7.2 ms
3.7 ms

Dark Total Response Time 
 

12.7 ms
14.8 ms

Dark Overshoot Error 
 

0.0%
8.3%
Show Text 

Response Time @ 60Hz 
 

9.0
4.9

Motion Blur Picture  

Acer Predator X27 bmiphzx Motion Blur Picture
Samsung CHG70 Motion Blur Picture

Response Time Table  

Acer Predator X27 bmiphzx Response Time Table
Samsung CHG70 Response Time Table

Best Overdrive Setting 
 

Normal
No Setting

Rise / Fall Time 
 

5.5 ms
4.5 ms

Total Response Time 
 

9.6 ms
25.1 ms

Overshoot Error 
 

0.8%
19.5%

Dark Rise / Fall Time 
 

6.1 ms
4.4 ms

Dark Total Response Time 
 

11.6 ms
31.5 ms

Dark Overshoot Error 
 

0.0%
46.5%
Show Text 

Image Flicker 
 

10
10

Backlight Picture  

Acer Predator X27 bmiphzx Backlight Picture
Samsung CHG70 Backlight Picture

Flicker-Free  

Yes
Yes

PWM Dimming Frequency 
 

0 Hz
0 Hz
Show Text 

Black Frame Insertion (BFI) 
 

0.0
7.0

Black Frame Insertion (BFI) 
 

No BFI
Yes

BFI Picture  

Acer Predator X27 bmiphzx BFI Picture
Samsung CHG70 BFI Picture

BFI Frequency Picture  

Acer Predator X27 bmiphzx BFI Frequency Picture
Samsung CHG70 BFI Frequency Picture

BFI Maximum Frequency 
 

N/A
144 Hz

BFI Minimum Frequency 
 

N/A
100 Hz
Show Text 

Refresh Rate 
 

9.0
9.0

Variable Refresh Rate 
 

G-SYNC
FreeSync

Native 
 

120 Hz
144 Hz

Max Refresh Rate 
 

144 Hz
144 Hz

Variable Refresh Rate 
 

Yes
Yes

FreeSync 
 

No
Yes

G-SYNC 
 

Yes (Native)
Compatible (Tested)

VRR Maximum 
 

144 Hz
144 Hz

VRR Minimum 
 

< 20 Hz
< 20 Hz

VRR Supported Connectors  

DisplayPort
DisplayPort, HDMI
Show Text 
Inputs

Input Lag 
 

8.5
9.5

Native Resolution 
 

10.9 ms
4.4 ms

Native Resolution @ 60Hz 
 

20.3 ms
9.3 ms

Variable Refresh Rate 
 

14.5 ms
4.2 ms

Variable Refresh Rate @ 60Hz 
 

22.6 ms
9.1 ms

10 Bit HDR 
 

12.7 ms
4.3 ms

Black Frame Insertion (BFI) 
 

N/A
6.4 ms
Show Text 

Resolution And Size 
 

9.2
8.3

Native Resolution  

3840 x 2160
2560 x 1440

Aspect Ratio  

16:9
16:9

Megapixels  

8.3 MP
3.7 MP

Pixel Density 
 

164 PPI
109 PPI

Screen Diagonal  

26.9"
26.9"

Screen Area  

310 in²
310 in²
Show Text 

Inputs  

Inputs 1  

Acer Predator X27 bmiphzx Inputs 1
Samsung CHG70 Inputs 1

Inputs 2  

Acer Predator X27 bmiphzx Inputs 2
Samsung CHG70 Inputs 2

Total Inputs  

DisplayPort  

1 (DP 1.4)
1 (DP 1.4)

Mini DisplayPort  

No
No

HDMI  

1 (HDMI 2.0)
2 (HDMI 2.0)

DVI  

No
No

VGA  

No
No

DisplayPort Out  

No
No

USB  

4 (USB 3.0)
2 (USB 3.0)

USB C  

No
No

Analog Audio Out 3.5mm  

1
1

Microphone In 3.5mm  

No
1

Digital Optical Audio Out  

No
No

Analog Audio Out RCA  

No
No

Power Supply  

External Brick
External Brick
Features

Additional Features 
 

RGB Illumination 
 

Controllable
No

Speakers 
 

Yes
No

HDR10  

Yes
Yes

Multiple Input Display 
 

No
No
Show Text 

On-Screen Display (OSD)  

OSD Picture  

Acer Predator X27 bmiphzx OSD Picture
Samsung CHG70 OSD Picture

Controls  

Controls Picture  

Acer Predator X27 bmiphzx Controls Picture
Samsung CHG70 Controls Picture
Show Text 

In The Box  

In The Box Picture  

Acer Predator X27 bmiphzx In The Box Picture
Samsung CHG70 In The Box Picture
Show Text 

Acer Predator X27 bmiphzx

Samsung CHG70

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