BenQ EL2870U vs EX2780Q

Which Monitor Is Better?

Products

BenQ EL2870U
BenQ EX2780Q

Tested using Methodology v1.1

Updated Jun 25, 2024 06:38 PM

SEE PRICE
Amazon.com

Tested using Methodology v1.1

Updated Jun 07, 2024 06:59 PM

SEE PRICE
Amazon.com

Our Verdict

BenQ EL2870U

BenQ EX2780Q

The BenQ EX2780Q is much better than the BenQ EL2870U. The EX2780Q's IPS panel has much better viewing angles, contrast ratio, and black uniformity. It also has a much higher refresh rate, as well as a lower input lag. On the other hand, the EL2870U has a 4k resolution, which is better for productivity, and better color accuracy out of the box.

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Variants

  • EL2870U (28")
  • EX2780Q (27")

Check Price

28"
EL2870U
SEE PRICE
Amazon.com
27"
EX2780Q
SEE PRICE
Amazon.com
28"
EL2870U
B&H
27"
EX2780Q
SEE PRICE
Walmart.com
28"
EL2870U
BestBuy.com
27"
EX2780Q
B&H
28"
EL2870U
BenQ
27"
EX2780Q
BenQ

Main Differences for
Mixed Usage

Threshold 

0.10

Mixed Usage 
 

0.0
0.0
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Full Comparison

Design

Style  

Design Picture  

BenQ EL2870U Design Picture Sample

SAMPLE

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BenQ EX2780Q Design Picture Sample

SAMPLE

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Size  

Lock"
Lock"

Curved  

Locked
Locked

Curve Radius  

Locked
Locked

Weight (without stand) 
 

Lock lbs (Lock kg)
Lock lbs (Lock kg)

Weight (with stand) 
 

Lock lbs (Lock kg)
Lock lbs (Lock kg)
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Stand  

Stand Picture  

BenQ EL2870U Stand Picture Sample

SAMPLE

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BenQ EX2780Q Stand Picture Sample

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Width 
 

Lock" (Lock cm)
Lock" (Lock cm)

Depth 
 

Lock" (Lock cm)
Lock" (Lock cm)
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Ergonomics 
 

N/A
N/A

Ergonomics Picture  

BenQ EL2870U Ergonomics Picture Sample

SAMPLE

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BenQ EX2780Q Ergonomics Picture Sample

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Height Adjustment 
 

Lock" (Lock cm)
Lock" (Lock cm)

Switch Portrait/Landscape  

Locked
Locked

Swivel Range  

Locked
Locked

Tilt Range  

Locked
Locked
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Back  

Back Picture  

BenQ EL2870U Back Picture Sample

SAMPLE

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BenQ EX2780Q Back Picture Sample

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Wall Mount  

Locked
Locked
Show Text 

Borders  

Borders Picture  

BenQ EL2870U Borders Picture Sample

SAMPLE

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BenQ EX2780Q Borders Picture Sample

SAMPLE

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Borders 
 

Lock" (Lock cm)
Lock" (Lock cm)
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Thickness  

Thickness Picture  

BenQ EL2870U Thickness Picture Sample

SAMPLE

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BenQ EX2780Q Thickness Picture Sample

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Thickness (with stand) 
 

Lock" (Lock cm)
Lock" (Lock cm)

Thickness (without stand) 
 

Lock" (Lock cm)
Lock" (Lock cm)
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Build Quality 
 

N/A
N/A

Build Quality Picture  

BenQ EL2870U Build Quality Picture Sample

SAMPLE

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BenQ EX2780Q Build Quality Picture Sample

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Picture Quality

Contrast 
 

N/A
N/A

Checkerboard Picture  

BenQ EL2870U Checkerboard Picture Sample

SAMPLE

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BenQ EX2780Q Checkerboard Picture Sample

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Native Contrast 
 

Lock : 1
Lock : 1

Contrast With Local Dimming 
 

N/A
N/A
Show Text 

Local Dimming 
 

N/A
N/A

Local Dimming Video  

BenQ EL2870U Local Dimming Video Sample

SAMPLE

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BenQ EX2780Q Local Dimming Video Sample

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Local Dimming 
 

Locked
Locked

Backlight 
 

Locked
Locked
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SDR Peak Brightness 
 

N/A
N/A

SDR Real Scene 
 

Lock cd/m²
Lock cd/m²

SDR Peak 2% Window 
 

Lock cd/m²
Lock cd/m²

SDR Peak 10% Window 
 

Lock cd/m²
Lock cd/m²

SDR Peak 25% Window 
 

Lock cd/m²
Lock cd/m²

SDR Peak 50% Window 
 

Lock cd/m²
Lock cd/m²

SDR Peak 100% Window 
 

Lock cd/m²
Lock cd/m²

SDR Sustained 2% Window 
 

Lock cd/m²
Lock cd/m²

SDR Sustained 10% Window 
 

Lock cd/m²
Lock cd/m²

SDR Sustained 25% Window 
 

Lock cd/m²
Lock cd/m²

SDR Sustained 50% Window 
 

Lock cd/m²
Lock cd/m²

SDR Sustained 100% Window 
 

Lock cd/m²
Lock cd/m²

SDR ABL 
 

Lock
Lock
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HDR Peak Brightness 
 

N/A
N/A

HDR Real Scene 
 

Lock cd/m²
Lock cd/m²

HDR Peak 2% Window 
 

Lock cd/m²
Lock cd/m²

HDR Peak 10% Window 
 

Lock cd/m²
Lock cd/m²

HDR Peak 25% Window 
 

Lock cd/m²
Lock cd/m²

HDR Peak 50% Window 
 

Lock cd/m²
Lock cd/m²

HDR Peak 100% Window 
 

Lock cd/m²
Lock cd/m²

HDR Sustained 2% Window 
 

Lock cd/m²
Lock cd/m²

HDR Sustained 10% Window 
 

Lock cd/m²
Lock cd/m²

HDR Sustained 25% Window 
 

Lock cd/m²
Lock cd/m²

HDR Sustained 50% Window 
 

Lock cd/m²
Lock cd/m²

HDR Sustained 100% Window 
 

Lock cd/m²
Lock cd/m²

HDR ABL 
 

Lock
Lock
Show Text 

Horizontal Viewing Angle 
 

N/A
N/A

Horizontal Viewing Angle Video  

BenQ EL2870U Horizontal Viewing Angle Video Sample

SAMPLE

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BenQ EX2780Q Horizontal Viewing Angle Video Sample

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Horizontal Chroma Graph  

BenQ EL2870U Horizontal Chroma Graph Sample

SAMPLE

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BenQ EX2780Q Horizontal Chroma Graph Sample

SAMPLE

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Color Washout From Left 
 

Lock°
Lock°

Color Washout From Right 
 

Lock°
Lock°

Horizontal Hue Graph  

BenQ EL2870U Horizontal Hue Graph Sample

SAMPLE

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BenQ EX2780Q Horizontal Hue Graph Sample

SAMPLE

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Color Shift From Left 
 

Lock°
Lock°

Color Shift From Right 
 

Lock°
Lock°

Horizontal Lightness Graph  

BenQ EL2870U Horizontal Lightness Graph Sample

SAMPLE

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BenQ EX2780Q Horizontal Lightness Graph Sample

SAMPLE

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Brightness Loss From Left 
 

Lock°
Lock°

Brightness Loss From Right 
 

Lock°
Lock°

Black Level Raise From Left 
 

Lock°
Lock°

Black Level Raise From Right 
 

Lock°
Lock°

Gamma Shift From Left 
 

Lock°
Lock°

Gamma Shift From Right 
 

Lock°
Lock°
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Vertical Viewing Angle 
 

N/A
N/A

Vertical Viewing Angle Video  

BenQ EL2870U Vertical Viewing Angle Video Sample

SAMPLE

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BenQ EX2780Q Vertical Viewing Angle Video Sample

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Vertical Chroma Graph  

BenQ EL2870U Vertical Chroma Graph Sample

SAMPLE

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BenQ EX2780Q Vertical Chroma Graph Sample

SAMPLE

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Color Washout From Below 
 

Lock°
Lock°

Color Washout From Above 
 

Lock°
Lock°

Vertical Hue Graph  

BenQ EL2870U Vertical Hue Graph Sample

SAMPLE

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BenQ EX2780Q Vertical Hue Graph Sample

SAMPLE

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Color Shift From Below 
 

Lock°
Lock°

Color Shift From Above 
 

Lock°
Lock°

Vertical Lightness Graph  

BenQ EL2870U Vertical Lightness Graph Sample

SAMPLE

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BenQ EX2780Q Vertical Lightness Graph Sample

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Brightness Loss From Below 
 

Lock°
Lock°

Brightness Loss From Above 
 

Lock°
Lock°

Black Level Raise From Below 
 

Lock°
Lock°

Black Level Raise From Above 
 

Lock°
Lock°

Gamma Shift From Below 
 

Lock°
Lock°

Gamma Shift From Above 
 

Lock°
Lock°
Show Text 

Gray Uniformity 
 

N/A
N/A

50% Uniformity Picture  

BenQ EL2870U 50% Uniformity Picture Sample

SAMPLE

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BenQ EX2780Q 50% Uniformity Picture Sample

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50% Std. Dev. 
 

Lock%
Lock%

50% DSE 
 

Lock%
Lock%

5% Uniformity Picture  

BenQ EL2870U 5% Uniformity Picture Sample

SAMPLE

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BenQ EX2780Q 5% Uniformity Picture Sample

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5% Std. Dev. 
 

Lock%
Lock%

5% DSE 
 

Lock%
Lock%
Show Text 

Black Uniformity 
 

N/A
N/A

Native Black Uniformity Picture  

BenQ EL2870U Native Black Uniformity Picture Sample

SAMPLE

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BenQ EX2780Q Native Black Uniformity Picture Sample

SAMPLE

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Native Std. Dev. 
 

Lock%
Lock%

Black Uniformity Picture With Local Dimming  

BenQ EL2870U Black Uniformity Picture With Local Dimming Sample

SAMPLE

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BenQ EX2780Q Black Uniformity Picture With Local Dimming Sample

SAMPLE

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Std. Dev. w/ L.D. 
 

N/A
N/A
Show Text 

Pre Calibration 
 

N/A
N/A

Pre Calibration Picture  

BenQ EL2870U Pre Calibration Picture Sample

SAMPLE

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BenQ EX2780Q Pre Calibration Picture Sample

SAMPLE

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Pre Gamma Curve Picture  

BenQ EL2870U Pre Gamma Curve Picture Sample

SAMPLE

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BenQ EX2780Q Pre Gamma Curve Picture Sample

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Pre Color Picture  

BenQ EL2870U Pre Color Picture Sample

SAMPLE

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BenQ EX2780Q Pre Color Picture Sample

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Picture Mode 
 

Locked
Locked

Luminance 
 

Lock cd/m²
Lock cd/m²

Luminance Settings 
 

Lock
Lock

Contrast Setting 
 

Lock
Lock

RGB Controls 
 

Locked
Locked

Gamma Setting 
 

Locked
Locked

Color Temperature 
 

Lock K
Lock K

White Balance dE 
 

Lock
Lock

Color dE 
 

Lock
Lock

Gamma 
 

Lock
Lock
Show Text 

Post Calibration 
 

N/A
N/A

Post Calibration Picture  

BenQ EL2870U Post Calibration Picture Sample

SAMPLE

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BenQ EX2780Q Post Calibration Picture Sample

SAMPLE

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Post Gamma Curve Picture  

BenQ EL2870U Post Gamma Curve Picture Sample

SAMPLE

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BenQ EX2780Q Post Gamma Curve Picture Sample

SAMPLE

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Post Color Picture  

BenQ EL2870U Post Color Picture Sample

SAMPLE

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BenQ EX2780Q Post Color Picture Sample

SAMPLE

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Picture Mode 
 

Locked
Locked

Luminance 
 

Lock cd/m²
Lock cd/m²

Luminance Settings 
 

Lock
Lock

Contrast Setting 
 

Lock
Lock

RGB Controls 
 

Locked
Locked

Gamma Setting 
 

Locked
Locked

Color Temperature 
 

Lock K
Lock K

White Balance dE 
 

Lock
Lock

Color dE 
 

Lock
Lock

Gamma 
 

Lock
Lock
Show Text 

SDR Color Gamut 
 

N/A
N/A

Color Gamut sRGB Picture  

BenQ EL2870U Color Gamut sRGB Picture Sample

SAMPLE

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BenQ EX2780Q Color Gamut sRGB Picture Sample

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sRGB xy 
 

Lock%
Lock%

Color Gamut ARGB Picture  

BenQ EL2870U Color Gamut ARGB Picture Sample

SAMPLE

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BenQ EX2780Q Color Gamut ARGB Picture Sample

SAMPLE

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Adobe RGB xy 
 

Lock%
Lock%

sRGB Picture Mode 
 

Locked
Locked

Adobe RGB Picture Mode 
 

Locked
Locked
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SDR Color Volume 
 

N/A
N/A

sRGB Color Volume ITP Picture  

BenQ EL2870U sRGB Color Volume ITP Picture Sample

SAMPLE

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BenQ EX2780Q sRGB Color Volume ITP Picture Sample

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sRGB In ICtCp 
 

Lock%
Lock%

Adobe RGB Color Volume ITP Picture  

BenQ EL2870U Adobe RGB Color Volume ITP Picture Sample

SAMPLE

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BenQ EX2780Q Adobe RGB Color Volume ITP Picture Sample

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Adobe RGB In ICtCp 
 

Lock%
Lock%

sRGB Picture Mode 
 

Locked
Locked

Adobe RGB Picture Mode 
 

Locked
Locked
Show Text 

HDR Color Gamut 
 

N/A
N/A

Wide Color Gamut 
 

Locked
Locked

Color Gamut DCI-P3 Picture  

BenQ EL2870U Color Gamut DCI-P3 Picture Sample

SAMPLE

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BenQ EX2780Q Color Gamut DCI-P3 Picture Sample

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DCI P3 xy 
 

Lock%
Lock%

Color Gamut Rec.2020 Picture  

BenQ EL2870U Color Gamut Rec.2020 Picture Sample

SAMPLE

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BenQ EX2780Q Color Gamut Rec.2020 Picture Sample

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Rec. 2020 xy 
 

Lock%
Lock%

DCI P3 Picture Mode 
 

Locked
Locked

Rec. 2020 Picture Mode 
 

Locked
Locked
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HDR Color Volume 
 

N/A
N/A

P3 Color Volume ITP Picture  

BenQ EL2870U P3 Color Volume ITP Picture Sample

SAMPLE

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BenQ EX2780Q P3 Color Volume ITP Picture Sample

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DCI-P3 In ICtCp 
 

Lock%
Lock%

2020 Color Volume ITP Picture  

BenQ EL2870U 2020 Color Volume ITP Picture Sample

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BenQ EX2780Q 2020 Color Volume ITP Picture Sample

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Rec. 2020 In ICtCp 
 

Lock%
Lock%

DCI P3 Picture Mode 
 

Locked
Locked

Rec. 2020 Picture Mode 
 

Locked
Locked
Show Text 

Image Retention 
 

N/A
N/A

Image Retention Picture  

BenQ EL2870U Image Retention Picture Sample

SAMPLE

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BenQ EX2780Q Image Retention Picture Sample

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IR After 0 Min Recovery 
 

Lock%
Lock%

IR After 2 Min Recovery 
 

Lock%
Lock%

IR After 4 Min Recovery 
 

Lock%
Lock%

IR After 6 Min Recovery 
 

Lock%
Lock%

IR After 8 Min Recovery 
 

Lock%
Lock%

IR After 10 Min Recovery 
 

Lock%
Lock%
Show Text 

Gradient 
 

N/A
N/A

Gradient Picture  

BenQ EL2870U Gradient Picture Sample

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BenQ EX2780Q Gradient Picture Sample

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Color Depth 
 

Lock Bit
Lock Bit
Show Text 

Color Bleed 
 

N/A
N/A

Color Bleed Horizontal  

BenQ EL2870U Color Bleed Horizontal Sample

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BenQ EX2780Q Color Bleed Horizontal Sample

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Pixel Row Error 
 

Lock%
Lock%

Color Bleed Vertical  

BenQ EL2870U Color Bleed Vertical Sample

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BenQ EX2780Q Color Bleed Vertical Sample

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Pixel Column Error 
 

Lock%
Lock%
Show Text 

Reflections 
 

N/A
N/A

Average Room  

BenQ EL2870U Average Room Sample

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BenQ EX2780Q Average Room Sample

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Average Room Off Picture  

BenQ EL2870U Average Room Off Picture Sample

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BenQ EX2780Q Average Room Off Picture Sample

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Bright Room Off Picture  

BenQ EL2870U Bright Room Off Picture Sample

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BenQ EX2780Q Bright Room Off Picture Sample

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Screen Finish 
 

Locked
Locked

Total Reflections 
 

Lock%
Lock%

Indirect Reflections 
 

Lock%
Lock%

Calculated Direct Reflections 
 

Lock%
Lock%
Show Text 

Text Clarity 
 

N/A
N/A

ClearType On  

BenQ EL2870U ClearType On Sample

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BenQ EX2780Q ClearType On Sample

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Pixel Type 
 

Locked
Locked

ClearType Off  

BenQ EL2870U ClearType Off Sample

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BenQ EX2780Q ClearType Off Sample

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Pixels  

BenQ EL2870U Pixels Sample

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BenQ EX2780Q Pixels Sample

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Sub-Pixel Layout 
 

Locked
Locked
Show Text 
Motion

Response Time @ Max Refresh Rate 
 

N/A
N/A

Motion Blur Picture  

BenQ EL2870U Motion Blur Picture Sample

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BenQ EX2780Q Motion Blur Picture Sample

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Response Time Table  

BenQ EL2870U Response Time Table Sample

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BenQ EX2780Q Response Time Table Sample

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Best Overdrive Setting 
 

Locked
Locked

Rise / Fall Time 
 

Lock ms
Lock ms

Total Response Time 
 

Lock ms
Lock ms

Overshoot Error 
 

Lock%
Lock%

Dark Rise / Fall Time 
 

Lock ms
Lock ms

Dark Total Response Time 
 

Lock ms
Lock ms

Dark Overshoot Error 
 

Lock%
Lock%
Show Text 

Response Time @ 60Hz 
 

N/A
N/A

Motion Blur Picture  

BenQ EL2870U Motion Blur Picture Sample

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BenQ EX2780Q Motion Blur Picture Sample

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Response Time Table  

BenQ EL2870U Response Time Table Sample

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BenQ EX2780Q Response Time Table Sample

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Best Overdrive Setting 
 

Locked
Locked

Rise / Fall Time 
 

Lock ms
Lock ms

Total Response Time 
 

Lock ms
Lock ms

Overshoot Error 
 

Lock%
Lock%

Dark Rise / Fall Time 
 

Lock ms
Lock ms

Dark Total Response Time 
 

Lock ms
Lock ms

Dark Overshoot Error 
 

Lock%
Lock%
Show Text 

Image Flicker 
 

N/A
N/A

Backlight Picture  

BenQ EL2870U Backlight Picture Sample

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BenQ EX2780Q Backlight Picture Sample

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Flicker-Free  

Locked
Locked

PWM Dimming Frequency 
 

Locked
Locked
Show Text 

Black Frame Insertion (BFI) 
 

N/A
N/A

Black Frame Insertion (BFI) 
 

Locked
Locked

BFI Picture  

BenQ EL2870U BFI Picture Sample

SAMPLE

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BenQ EX2780Q BFI Picture Sample

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BFI Frequency Picture  

BenQ EL2870U BFI Frequency Picture Sample

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BenQ EX2780Q BFI Frequency Picture Sample

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BFI Maximum Frequency 
 

N/A
N/A

BFI Minimum Frequency 
 

N/A
N/A
Show Text 

Refresh Rate 
 

N/A
N/A

Variable Refresh Rate 
 

Locked
Locked

Native 
 

Lock Hz
Lock Hz

Max Refresh Rate 
 

Lock Hz
Lock Hz

Variable Refresh Rate 
 

Locked
Locked

FreeSync 
 

Locked
Locked

G-SYNC 
 

Locked
Locked

VRR Maximum 
 

Lock Hz
Lock Hz

VRR Minimum 
 

Locked
Locked

VRR Supported Connectors  

Locked
Locked
Show Text 
Inputs

Input Lag 
 

N/A
N/A

Native Resolution 
 

Lock ms
Lock ms

Native Resolution @ 60Hz 
 

Lock ms
Lock ms

Variable Refresh Rate 
 

Lock ms
Lock ms

Variable Refresh Rate @ 60Hz 
 

Lock ms
Lock ms

10 Bit HDR 
 

Lock ms
Lock ms

Black Frame Insertion (BFI) 
 

N/A
N/A
Show Text 

Resolution And Size 
 

N/A
N/A

Native Resolution  

Locked
Locked

Aspect Ratio  

Locked
Locked

Megapixels  

Lock MP
Lock MP

Pixel Density 
 

Lock PPI
Lock PPI

Screen Diagonal  

Lock"
Lock"

Screen Area  

Lock in²
Lock in²
Show Text 

Inputs  

Inputs 1  

BenQ EL2870U Inputs 1 Sample

SAMPLE

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BenQ EX2780Q Inputs 1 Sample

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Inputs 2  

BenQ EL2870U Inputs 2 Sample

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BenQ EX2780Q Inputs 2 Sample

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Total Inputs  

DisplayPort  

Locked
Locked

Mini DisplayPort  

Locked
Locked

HDMI  

Locked
Locked

DVI  

Locked
Locked

VGA  

Locked
Locked

DisplayPort Out  

Locked
Locked

USB  

Locked
Locked

USB C  

Locked
Locked

Analog Audio Out 3.5mm  

Locked
Locked

Microphone In 3.5mm  

Locked
Locked

Digital Optical Audio Out  

Locked
Locked

Analog Audio Out RCA  

Locked
Locked

Power Supply  

Locked
Locked
Show Text 
Features

Additional Features 
 

RGB Illumination 
 

Locked
Locked

Speakers 
 

Locked
Locked

HDR10  

Locked
Locked

Multiple Input Display 
 

Locked
Locked
Show Text 

On-Screen Display (OSD)  

OSD Picture  

BenQ EL2870U OSD Picture Sample

SAMPLE

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BenQ EX2780Q OSD Picture Sample

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Controls  

Controls Picture  

BenQ EL2870U Controls Picture Sample

SAMPLE

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BenQ EX2780Q Controls Picture Sample

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Show Text 

In The Box  

In The Box Picture  

BenQ EL2870U In The Box Picture Sample

SAMPLE

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BenQ EX2780Q In The Box Picture Sample

SAMPLE

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Show Text 

Check Price

28"
EL2870U
SEE PRICE
Amazon.com
27"
EX2780Q
SEE PRICE
Amazon.com
28"
EL2870U
B&H
27"
EX2780Q
SEE PRICE
Walmart.com
28"
EL2870U
BestBuy.com
27"
EX2780Q
B&H
28"
EL2870U
BenQ
27"
EX2780Q
BenQ

BenQ EL2870U

BenQ EX2780Q

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BenQ EL2870U vs BenQ EX2780Q: Main Discussion

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