Compare Acer EI491CR Pbmiiipx vs Acer ED273 Bbmiix vs Acer S271HL
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, 2x HDMI 1.4, 1x D-sub
1x D-sub, 1x 3.5 mm Audio In, 1x 3.5 mm Audio Out, 1x HDMI 1.4, 1x DVI-D
Construction
Adjustment | Height
N/A
N/A
N/A
Adjustment | Pivot
N/A
N/A
N/A
Adjustment | Swivel
N/A
N/A
N/A
Adjustment | Tilt
-5° ~ 15°
-5° ~ 20°
-5° ~ 15°
Camera
No
No
No
Colors
Black
Black
Black
Form Factor
Curved monitor
Curved monitor
Speakers
2x 3W
2x 2W
2x 2W
VESA Mount
75 x 75 mm
75 x 75 mm
100 x 100 mm
Dimensions
Bezels
89.52% screen-to-body ratio
90.67% screen-to-body ratio
88.99% screen-to-body ratio
Size | Depth
6.77 in / 172 mm w/o stand, 9.45 in / 240 mm w/ stand
2.97 in / 75.4 mm w/o stand, 6.62 in / 168.2 mm w/ stand
1.5 in / 38 mm w/o stand, 6.85 in / 174 mm w/ stand
Size | Height
14.76 in / 375 mm w/o stand, 17.95 in / 456 mm w/ stand
14.25 in / 361.9 mm w/o stand, 18.34 in / 465.9 mm w/ stand
14.49 in / 368 mm w/o stand, 16.73 in / 425 mm w/ stand
Size | Width
47.17 in / 1198 mm
24.13 in / 612.8 mm
24.17 in / 614 mm
Weight
9.3 kg / 20 lbs w/o stand , 11.4 kg / 25 lbs w/ stand
3.3 kg / 7 lbs w/o stand , 4.3 kg / 9 lbs w/ stand
4.2 kg / 9 lbs w/o stand , 4.8 kg / 11 lbs w/ stand
Display
Aspect Ratio
36:10
16:9
16:9
Brightness
400 nits
250 nits
300 nits
Contrast Ratio
3000:1 (static), 100000000:1 (dynamic)
4000:1 (static), 100000000:1 (dynamic)
3000:1 (static), 100000000:1 (dynamic)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
8 bits, 16777216 colors
8 bits (6 bits + FRC), 16777216 colors
8 bits (6 bits + FRC), 16777216 colors
Display Curvature
1800R
1800R
Display Diagonal
49" (49 in / 1244.6 mm)
27" (27 in / 685.8 mm)
27" (27 in / 685.8 mm)
Display Type
VA, Anti-glare/Matte (3H), Samsung
VA, Anti-glare/Matte (3H)
VA, Anti-glare/Matte
Gamut
90% DCI-P3
72% NTSC
72% NTSC
Pixel Density
81 ppi
81 ppi
81 ppi
Pixel Pitch
0.311 mm
0.311 mm
0.275 mm
Refresh Rate
48 Hz ~ 144 Hz
48 Hz ~ 75 Hz
48 Hz ~ 75 Hz
Resolution
DFHD (3840 x 1080)
FHD (1920x1080)
FHD (1920x1080)
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
Licenses
CCC, CE, ENERGY STAR, ErP, RoHS, TCO Certified Displays
MPR II
Operating Humidity
20 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
Variable Framerate
AMD FreeSync
AMD FreeSync
AMD FreeSync
Video
Flicker-free technology, HDCP (High-bandwidth Digital Content Protection), Picture-in-Picture, Picture-by-Picture, Blue Light Filter
BlueLightShield, ComfyView, Wide Viewing Angle, Flicker-free technology, Adaptive Contrast Management (ACM)
Adaptive-Sync technology
Performance
Energy Efficiency
B
Power Consumption
90 W (average) / 66 W (eco) / 0.45 W (sleep) / 0.35 W (off)
30 W (average) / 0.5 W (sleep) / 0.5 W (off)
25.8 W (average) / 0.23 W (sleep) / 0.14 W (off)
Production
Accessory
DisplayPort cable
HDMI cable
D-Sub cable
Debut
2019
2021
2020
Reviews
Neofiliac score
64%
33%
33%
Pros
- HDR10, DisplayHDR 400
- Ultra-wide form factor
- 1800R curvature
- Rich color reproduction
- High 3000:1 contrast ratio
- Build-in speakers included
- 1800R curvature
- High 4000:1 contrast ratio
- High 90.67 % screen-to-body ratio
- Build-in speakers included
- High 3000:1 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
- Display panel not very bright
- No publicized HDR support
- Only tilt adjustment
- 8-bit display panel
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