Compare Lenovo ThinkVision P44w-10 vs Acer EI491CR Pbmiiipx vs Acer ED320QR Pbiipx
Connectivity
Ports
1x USB 3.1 (upstream), 2x HDMI 2.0, 1x 3.5 mm Audio Out, 1x DisplayPort 1.4, 2x USB 3.0 (Type-C - 90 W), 3x USB 3.1 (downstream)
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 DisplayPort 1.2
Construction
Adjustment | Height
120 mm / 4.7244 in
N/A
N/A
Adjustment | Pivot
N/A
N/A
N/A
Adjustment | Swivel
-135° ~ 135°
N/A
N/A
Adjustment | Tilt
-12° ~ 32°
-5° ~ 15°
-5° ~ 15°
Camera
No
No
No
Colors
Black
Black
Black
Form Factor
Curved monitor
Curved monitor
Curved monitor
Speakers
2x 3W
VESA Mount
400 x 200 mm
75 x 75 mm
100 x 100 mm
Dimensions
Bezels
89.52% screen-to-body ratio
91.84% screen-to-body ratio
Size | Depth
10.62 in / 269.8 mm w/ stand
6.77 in / 172 mm w/o stand, 9.45 in / 240 mm w/ stand
2.5 in / 63.4 mm w/o stand, 7.82 in / 198.6 mm w/ stand
Size | Height
23.27 in / 591.1 mm w/ stand
14.76 in / 375 mm w/o stand, 17.95 in / 456 mm w/ stand
16.5 in / 419 mm w/o stand, 20.18 in / 512.5 mm w/ stand
Size | Width
41.67 in / 1058.3 mm
47.17 in / 1198 mm
28.07 in / 713 mm
Weight
13.45 kg / 30 lbs w/ stand
9.3 kg / 20 lbs w/o stand , 11.4 kg / 25 lbs w/ stand
3.75 kg / 8 lbs w/o stand , 5.2 kg / 11 lbs w/ stand
Display
Aspect Ratio
32:10
36:10
16:9
Brightness
380 nits / 450 nits (peak)
400 nits
300 nits
Contrast Ratio
3000:1 (static)
3000:1 (static), 100000000:1 (dynamic)
4000:1 (static), 100000000:1 (dynamic)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
10 bits (8 bits + FRC), 1073741824 colors
8 bits, 16777216 colors
8 bits, 16777216 colors
Display Curvature
1800R
1800R
1800R
Display Diagonal
43" (43.4 in / 1102.47 mm)
49" (49 in / 1244.6 mm)
32" (31.54 in / 801 mm)
Display Type
VA, Anti-glare/Matte
VA, Anti-glare/Matte (3H), Samsung
VA, Anti-glare/Matte (3H)
Gamut
90% DCI-P3, 99.5% sRGB
90% DCI-P3
72% NTSC
Pixel Density
92 ppi
81 ppi
69 ppi
Pixel Pitch
0.274 mm
0.311 mm
0.364 mm
Refresh Rate
144 Hz
48 Hz ~ 144 Hz
48 Hz ~ 165 Hz
Resolution
3840 x 1200
DFHD (3840 x 1080)
FHD (1920x1080)
Response Time
4 ms (min)
4 ms (min)
5 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
Function
HDR
HDR, DisplayHDR 400
HDR10, DisplayHDR 400
Licenses
BSMI, C-Tick, CCC, CE, CECP, ENERGY STAR 7.1, FCC Class B, KC, RoHS, TCO Certified Displays 8.0, TÜV Eye Comfort, VCCI, WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7)
CCC, CE, ENERGY STAR, ErP, RoHS, TCO Certified Displays
Operating Humidity
10 % ~ 80 %
20 % ~ 80 %
Operating Temperature
0 °C ~ 45 °C , 32 °F ~ 113 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Variable Framerate
AMD FreeSync
AMD FreeSync
AMD FreeSync
Video
HDCP (High-bandwidth Digital Content Protection), Low Blue Light, Picture-in-Picture, Picture-by-Picture, DDC/CI
Flicker-free technology, HDCP (High-bandwidth Digital Content Protection), Picture-in-Picture, Picture-by-Picture, Blue Light Filter
Flicker-free technology, Low Blue Light, ZeroFrame Design, Adaptive Contrast Management (ACM)
Performance
Energy Efficiency
B
Power Consumption
70 W (average) / 250 W (max) / 0.5 W (sleep) / 0.5 W (off)
90 W (average) / 66 W (eco) / 0.45 W (sleep) / 0.35 W (off)
25.94 W (average) / 35 W (max) / 0.2 W (sleep) / 0.2 W (off)
Production
Accessory
DisplayPort cable, HDMI cable, USB Type-C cable
DisplayPort cable
Debut
2019
2019
2020
Reviews
Neofiliac score
87%
64%
26%
Pros
- HDR, DisplayHDR 400
- Ultra-wide form factor
- 1800R curvature
- Rich color reproduction
- Stand with tilt, swivel, and height adjustments
- High 3000:1 contrast ratio
- 10-bit display panel
- 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 91.84 % screen-to-body ratio
Cons
- Only tilt adjustment
- 8-bit display panel
- No publicized HDR support
- Low 69 ppi pixel density
- Only tilt adjustment
- 8-bit display panel
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