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Compare Acer EI491CR Pbmiiipx vs Acer EH301CUR vs Acer CB292CU bmiipruzx

Connectivity

Ports
1x DisplayPort 1.2, 1x 3.5 mm Audio In, 1x 3.5 mm Audio Out, 2x HDMI 1.4, 1x HDMI 2.0
1x 3.5 mm Audio Out, 1x HDMI 2.0, 1x DisplayPort 1.2
1x USB 3.1 (Type-C; Gen 1; upstream; 65W; DP Alt Mode), 2x HDMI 2.0, 1x 3.5 mm Audio Out, 1x DisplayPort 1.2, 1x USB (Type-B; upstream), 4x USB 3.0 (Type-A; downstream)

Construction

Adjustment | Height
N/A
N/A
180 mm / 7.0866 in
Adjustment | Pivot
N/A
N/A
-0° ~ 90°
Adjustment | Swivel
N/A
N/A
-180° ~ 180°
Adjustment | Tilt
-5° ~ 15°
-5° ~ 15°
-5° ~ 35°
Camera
No
No
No
Colors
Black
Black
Black
Form Factor
Curved monitor
Curved monitor
Speakers
2x 3W
2x 3W
2x 2W
VESA Mount
75 x 75 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
89.52% screen-to-body ratio
86.13% screen-to-body ratio
Size | Depth
6.77 in / 172 mm w/o stand, 9.45 in / 240 mm w/ stand
8.6 in / 218.44 mm w/ stand
2.42 in / 61.5 mm w/o stand, 10.59 in / 269 mm w/ stand
Size | Height
14.76 in / 375 mm w/o stand, 17.95 in / 456 mm w/ stand
17.6 in / 447.04 mm w/ stand
12.49 in / 317.3 mm w/o stand, 14.09 in / 358 mm w/ stand
Size | Width
47.17 in / 1198 mm
28 in / 711.2 mm
27.51 in / 698.7 mm
Weight
9.3 kg / 20 lbs w/o stand , 11.4 kg / 25 lbs w/ stand
9.43 kg / 21 lbs w/ stand
4.32 kg / 10 lbs w/o stand , 6.65 kg / 15 lbs w/ stand

Display

Aspect Ratio
36:10
21:9
21:9
Brightness
400 nits
300 nits
250 nits
Contrast Ratio
3000:1 (static), 100000000:1 (dynamic)
3000:1 (static), 100000000:1 (dynamic)
1000:1 (static), 100000000:1 (dynamic)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
8 bits, 16777216 colors
8 bits, 16777216 colors
8 bits (6 bits + FRC), 16777216 colors
Display Curvature
1800R
1800R
Display Diagonal
49" (49 in / 1244.6 mm)
30" (29.77 in / 756.2 mm)
29" (28.75 in / 730.2 mm)
Display Type
VA, Anti-glare/Matte (3H), Samsung
VA, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
Gamut
90% DCI-P3
99% sRGB
Pixel Density
81 ppi
93 ppi
96 ppi
Pixel Pitch
0.311 mm
0.27 mm
0.263 mm
Refresh Rate
48 Hz ~ 144 Hz
48 Hz ~ 144 Hz
48 Hz ~ 75 Hz
Resolution
DFHD (3840 x 1080)
UW-FHD (2560x1080)
UW-FHD (2560x1080)
Response Time
4 ms (min)
4 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
HDR10, DisplayHDR 400
HDR10
Licenses
CCC, CE, ENERGY STAR, ErP, RoHS, TCO Certified Displays
FCC
CE, cUL, ENERGY STAR, FCC Class B, RoHS, TCO Certified Displays, TÜV/GS, UL, VCCI, MPR II
Operating Humidity
20 % ~ 80 %
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Variable Framerate
AMD FreeSync
AMD FreeSync Premium
AMD FreeSync
Video
Flicker-free technology, HDCP (High-bandwidth Digital Content Protection), Picture-in-Picture, Picture-by-Picture, Blue Light Filter
BlueLightShield, ComfyView, ZeroFrame Design, Flicker-free technology, AcerVisionCare
Flicker-free technology, Zero Frame Design, Low Blue Light, Low Dimming, Acer ComfyView, Adaptive Contrast Management (ACM)

Performance

Energy Efficiency
B
E
Power Consumption
90 W (average) / 66 W (eco) / 0.45 W (sleep) / 0.35 W (off)
37 W (average) / 0.42 W (sleep) / 0.39 W (off)
20 W (average) / 0.5 W (sleep) / 0.3 W (off)

Production

Accessory
DisplayPort cable
DisplayPort cable (optional), HDMI cable (optional)
DisplayPort cable, HDMI cable, USB 3.0 cable
Debut
2019
2021
2021

Reviews

Neofiliac score
64%
33%
50%
Pros
  • HDR10, DisplayHDR 400
  • Ultra-wide form factor
  • 1800R curvature
  • Rich color reproduction
  • High 3000:1 contrast ratio
  • Build-in speakers included
  • Ultra-wide form factor
  • 1800R curvature
  • High 3000:1 contrast ratio
  • Build-in speakers included
  • Ultra-wide form factor
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • Build-in speakers included
Cons
  • Only tilt adjustment
  • 8-bit display panel
  • No publicized HDR support
  • Only tilt adjustment
  • 8-bit display panel
  • 8-bit display panel
  • Display panel not very bright

Price

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