Compare Alienware AW3423DW vs Sceptre C355W-3440UN vs Sceptre C275B-144RK
Connectivity
Ports
2x HDMI 2.0, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 4x USB 3.0 (Type-A; downstream), 1x USB 3.0 (Type-B; upstream)
1x DisplayPort 1.2, 1x 3.5 mm Audio Out, 1x HDMI 1.4, 2x HDMI 2.0
1x 3.5 mm Audio In, 1x 3.5 mm Audio Out, 1x HDMI 1.4, 1x DisplayPort 1.2
Construction
Adjustment | Height
110 mm / 4.3307 in
N/A
N/A
Adjustment | Pivot
N/A
N/A
N/A
Adjustment | Swivel
N/A
N/A
N/A
Adjustment | Tilt
N/A
-5° ~ 15°
-5° ~ 15°
Camera
No
No
No
Colors
White
Black
Silver
Form Factor
Curved monitor
Curved monitor
Curved monitor
Speakers
2x 3W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm
Dimensions
Bezels
89.63% screen-to-body ratio
89.17% screen-to-body ratio
Size | Depth
4.82 in / 122.43 mm w/o stand, 9.68 in / 245.87 mm w/ stand
2.46 in / 62.48 mm w/o stand, 7.35 in / 186.69 mm w/ stand
Size | Height
14.87 in / 377.7 mm w/o stand, 19.04 in / 483.62 mm w/ stand
14.31 in / 363.47 mm w/o stand, 17.66 in / 448.56 mm w/ stand
Size | Width
32.96 in / 837.18 mm
24.33 in / 618 mm
Weight
6.62 kg / 15 lbs w/o stand , 8.6 kg / 19 lbs w/ stand
3.8 kg / 8 lbs w/o stand , 3.84 kg / 8 lbs w/ stand
Display
Aspect Ratio
21:9
21:9
16:9
Brightness
250 nits / 1000 nits (peak)
320 nits
280 nits
Contrast Ratio
3000:1 (static), 1000000:1 (dynamic)
3000:1 (static), 1000000:1 (dynamic)
Display Backlight
W-LED
W-LED
Display Color Depth
10 bits, 1073741824 colors
8 bits, 16777216 colors
8 bits (6 bits + FRC), 16777216 colors
Display Curvature
1800R
1800R
1800R
Display Diagonal
34" (34 in / 863.6 mm)
35" (35 in / 889 mm)
27" (27 in / 685.8 mm)
Display Type
QD-OLED, Anti-glare/Matte (3H)
VA, Anti-glare/Matte (3H)
VA, Anti-glare/Matte
Gamut
99.3% DCI-P3
95% sRGB
70% DCI-P3, 85% sRGB
Pixel Density
109 ppi
106 ppi
81 ppi
Pixel Pitch
0.232 mm
0.238 mm
0.311 mm
Refresh Rate
48 Hz ~ 175 Hz
48 Hz ~ 100 Hz
48 Hz ~ 144 Hz
Resolution
UW-QHD (3440x1440)
UW-QHD (3440x1440)
FHD (1920x1080)
Response Time
0.1 ms (min)
4 ms (min)
3 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V
Function
HDR
HDR10, DisplayHDR 400 True Black
Licenses
TUV Rheinland Low Blue Light (Hardware Solution)
cTUVus, FCC, ISTA
EnergyStar 7.0, FCC, RoHS, UL
Operating Humidity
10 % ~ 80 %
20 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
5 °C ~ 35 °C , 41 °F ~ 95 °F
Variable Framerate
NVIDIA G-SYNC
NVIDIA G-SYNC, AMD FreeSync
NVIDIA G-SYNC, AMD FreeSync Premium
Video
ComfortView Plus, Flicker-free technology, Quantum Dot Color, Low Blue Light, 5-axis OSD joystick, AlienFX Lighting
Blue Light Shield, Auto Dynamic Contrast Mode
Blue Light Shift, Flicker-free technology, Auto Dynamic Contrast Mode
Performance
Power Consumption
60 W (average) / 70 W (max) / 0.5 W (sleep) / 0.3 W (off)
42 W (average) / 48 W (max) / 0.5 W (sleep) / 0.5 W (off)
Production
Accessory
DisplayPort cable
DisplayPort cable
Debut
2022
2020
2020
Reviews
Neofiliac score
98%
41%
41%
Pros
- QD-OLED panel
- HDR10, DisplayHDR 400 True Black
- Ultra-wide form factor
- 1800R curvature
- Fast 0.1 ms response time
- 10-bit display panel
- Support for NVIDIA G-SYNC
- Ultra-wide form factor
- 1800R curvature
- High 3000:1 contrast ratio
- Support for NVIDIA G-SYNC
- 1800R curvature
- High 3000:1 contrast ratio
- Support for NVIDIA G-SYNC
- Build-in speakers included
Cons
- Only height adjustment
- Display panel not very bright
- No publicized HDR support
- Only tilt adjustment
- 8-bit display panel
- No publicized HDR support
- Only tilt adjustment
- 8-bit display panel
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