Compare Sceptre C355W-3440UN vs Acer Predator X34 S vs Sceptre C355W-3440UN
Connectivity
Ports
1x DisplayPort 1.2, 1x 3.5 mm Audio Out, 1x HDMI 1.4, 2x HDMI 2.0
3x HDMI 2.0, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 4x USB 3.2 (Type-A; Gen 1; downstream), 1x USB 3.2 (Type-B; Gen 1; upstream)
1x DisplayPort 1.2, 1x 3.5 mm Audio Out, 1x HDMI 1.4, 2x HDMI 2.0
Construction
Adjustment | Height
N/A
130 mm / 5.1181 in
N/A
Adjustment | Pivot
N/A
N/A
N/A
Adjustment | Swivel
N/A
-30° ~ 30°
N/A
Adjustment | Tilt
-5° ~ 15°
-5° ~ 35°
-5° ~ 15°
Camera
No
No
No
Colors
Black
Silver
Black
Form Factor
Curved monitor
Curved monitor
Curved monitor
Speakers
2x 7W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm
Dimensions
Bezels
89.63% screen-to-body ratio
89.63% screen-to-body ratio
Size | Depth
4.82 in / 122.43 mm w/o stand, 9.68 in / 245.87 mm w/ stand
12.17 in / 309 mm w/ stand
4.82 in / 122.43 mm w/o stand, 9.68 in / 245.87 mm w/ stand
Size | Height
14.87 in / 377.7 mm w/o stand, 19.04 in / 483.62 mm w/ stand
18.66 in / 474 mm w/ stand
14.87 in / 377.7 mm w/o stand, 19.04 in / 483.62 mm w/ stand
Size | Width
32.96 in / 837.18 mm
32.09 in / 815 mm
32.96 in / 837.18 mm
Weight
6.62 kg / 15 lbs w/o stand , 8.6 kg / 19 lbs w/ stand
5.7 kg / 13 lbs w/o stand , 8.7 kg / 19 lbs w/ stand
6.62 kg / 15 lbs w/o stand , 8.6 kg / 19 lbs w/ stand
Display
Aspect Ratio
21:9
21:9
21:9
Brightness
320 nits
400 nits / 550 nits (peak)
320 nits
Contrast Ratio
3000:1 (static), 1000000:1 (dynamic)
1000:1 (static), 100000000:1 (dynamic)
3000:1 (static), 1000000:1 (dynamic)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
8 bits, 16777216 colors
10 bits (8 bits + FRC), 1073741824 colors
8 bits, 16777216 colors
Display Curvature
1800R
1900R
1800R
Display Diagonal
35" (35 in / 889 mm)
34" (34 in / 863.6 mm)
35" (35 in / 889 mm)
Display Type
VA, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H), LG Display
VA, Anti-glare/Matte (3H)
Gamut
95% sRGB
98% DCI-P3, 135% sRGB
95% sRGB
Pixel Density
106 ppi
109 ppi
106 ppi
Pixel Pitch
0.238 mm
0.233 mm
0.238 mm
Refresh Rate
48 Hz ~ 100 Hz
1 Hz ~ 180 Hz
48 Hz ~ 100 Hz
Resolution
UW-QHD (3440x1440)
UW-QHD (3440x1440)
UW-QHD (3440x1440)
Response Time
4 ms (min)
1 ms (min)
4 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V
Function
HDR
DisplayHDR 400
Licenses
cTUVus, FCC, ISTA
CCC, CE, FCC, J-Moss Green Mark, ISO9241-307, MPR II, PSE, RoHS, VCCI-B
cTUVus, FCC, ISTA
Operating Humidity
10 % ~ 80 %
20 % ~ 80 %
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Variable Framerate
NVIDIA G-SYNC, AMD FreeSync
NVIDIA G-SYNC
NVIDIA G-SYNC, AMD FreeSync
Video
Blue Light Shield, Auto Dynamic Contrast Mode
ColorSense, Flicker-free technology, LightSense, Low Blue Light, FX Predator GameView, Adaptive-Sync technology, NVIDIA Latency Reflex Analyzer, Agile-Splendor IPS
Blue Light Shield, Auto Dynamic Contrast Mode
Performance
Energy Efficiency
G
Power Consumption
60 W (average) / 70 W (max) / 0.5 W (sleep) / 0.3 W (off)
58 W (average) / 108 W (max) / 0.5 W (sleep) / 0.3 W (off)
60 W (average) / 70 W (max) / 0.5 W (sleep) / 0.3 W (off)
Production
Accessory
DisplayPort cable
DisplayPort cable, HDMI cable
DisplayPort cable
Debut
2020
2021
2020
Reviews
Neofiliac score
41%
93%
41%
Pros
- Ultra-wide form factor
- 1800R curvature
- High 3000:1 contrast ratio
- Support for NVIDIA G-SYNC
- DisplayHDR 400
- Ultra-wide form factor
- 1900R curvature
- Rich color reproduction
- Stand with tilt, swivel, and height adjustments
- Fast 1 ms response time
- High 1000:1 contrast ratio
- 10-bit display panel
- Support for NVIDIA G-SYNC
- Build-in speakers included
- Ultra-wide form factor
- 1800R curvature
- High 3000:1 contrast ratio
- Support for NVIDIA G-SYNC
Cons
- 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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