Compare Sceptre C275B-144RK vs Asus ROG Swift PG349Q vs Sceptre C355W-3440UN
Connectivity
Ports
1x 3.5 mm Audio In, 1x 3.5 mm Audio Out, 1x HDMI 1.4, 1x DisplayPort 1.2
1x HDMI 1.4, 1x DisplayPort 1.2, 1x 3.5 mm Audio Out, 2x USB 3.0 (downstream), 1x USB 3.0 (upstream)
1x DisplayPort 1.2, 1x 3.5 mm Audio Out, 1x HDMI 1.4, 2x HDMI 2.0
Construction
Adjustment | Height
N/A
100 mm / 3.937 in
N/A
Adjustment | Pivot
N/A
N/A
N/A
Adjustment | Swivel
N/A
-50° ~ 50°
N/A
Adjustment | Tilt
-5° ~ 15°
-5° ~ 20°
-5° ~ 15°
Camera
No
No
No
Colors
Silver
Black
Black
Form Factor
Curved monitor
Curved monitor
Curved monitor
Speakers
2x 3W
2x 2W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm
Dimensions
Bezels
89.17% screen-to-body ratio
99.12% screen-to-body ratio
89.63% screen-to-body ratio
Size | Depth
2.46 in / 62.48 mm w/o stand, 7.35 in / 186.69 mm w/ stand
5.06 in / 128.55 mm w/o stand, 12.1 in / 307.35 mm w/ stand
4.82 in / 122.43 mm w/o stand, 9.68 in / 245.87 mm w/ stand
Size | Height
14.31 in / 363.47 mm w/o stand, 17.66 in / 448.56 mm w/ stand
10.99 in / 279.2 mm w/o stand, 18.12 in / 460.22 mm w/ stand
14.87 in / 377.7 mm w/o stand, 19.04 in / 483.62 mm w/ stand
Size | Width
24.33 in / 618 mm
32.12 in / 815.85 mm
32.96 in / 837.18 mm
Weight
3.8 kg / 8 lbs w/o stand , 3.84 kg / 8 lbs w/ stand
6.6 kg / 15 lbs w/o stand , 9.9 kg / 22 lbs w/ stand
6.62 kg / 15 lbs w/o stand , 8.6 kg / 19 lbs w/ stand
Display
Aspect Ratio
16:9
21:9
21:9
Brightness
280 nits
300 nits
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 (6 bits + FRC), 16777216 colors
10 bits (8 bits + FRC), 1073741824 colors
8 bits, 16777216 colors
Display Curvature
1800R
1900R
1800R
Display Diagonal
27" (27 in / 685.8 mm)
34" (34 in / 863.6 mm)
35" (35 in / 889 mm)
Display Type
VA, Anti-glare/Matte
AH-IPS, Anti-glare/Matte (3H)
VA, Anti-glare/Matte (3H)
Gamut
70% DCI-P3, 85% sRGB
72% NTSC, 100% sRGB
95% sRGB
Pixel Density
81 ppi
109 ppi
106 ppi
Pixel Pitch
0.311 mm
0.233 mm
0.238 mm
Refresh Rate
48 Hz ~ 144 Hz
30 Hz ~ 120 Hz
48 Hz ~ 100 Hz
Resolution
FHD (1920x1080)
UW-QHD (3440x1440)
UW-QHD (3440x1440)
Response Time
3 ms (min)
4 ms (min)
4 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V
Function
Licenses
EnergyStar 7.0, FCC, RoHS, UL
BSMI, CB, CCC, CE, CEL level 1, cTick, CU, ErP, ENERGY STAR, FCC Class B, J-MOSS, KCC, PSE, RCM, RoHS, TÜV Low Blue Light, TÜV Flicker-free, UL/cUL, VCI, WEEE, WHQL (Windows 10; Windows 8.1; Windows 7)
cTUVus, FCC, ISTA
Operating Humidity
20 % ~ 80 %
10 % ~ 80 %
Operating Temperature
5 °C ~ 35 °C , 41 °F ~ 95 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Variable Framerate
NVIDIA G-SYNC, AMD FreeSync Premium
NVIDIA G-SYNC
NVIDIA G-SYNC, AMD FreeSync
Video
Blue Light Shift, Flicker-free technology, Auto Dynamic Contrast Mode
GamePlus (Crosshair/Timer/FPS Counter), GameVisual, Ultra-low Blue Light, Trace Free Technology, HDCP (High-bandwidth Digital Content Protection), Aura Sync, Flicker-free technology
Blue Light Shield, Auto Dynamic Contrast Mode
Performance
Energy Efficiency
A
Power Consumption
42 W (average) / 48 W (max) / 0.5 W (sleep) / 0.5 W (off)
85 W (average) / 0.5 W (sleep) / 0.5 W (off)
60 W (average) / 70 W (max) / 0.5 W (sleep) / 0.3 W (off)
Production
Accessory
DisplayPort cable
DisplayPort cable, HDMI cable, USB 3.0 cable
DisplayPort cable
Debut
2020
2019
2020
Reviews
Neofiliac score
41%
77%
41%
Pros
- 1800R curvature
- High 3000:1 contrast ratio
- Support for NVIDIA G-SYNC
- Build-in speakers included
- Ultra-wide form factor
- 1900R curvature
- Stand with tilt, swivel, and height adjustments
- High 1000:1 contrast ratio
- 10-bit display panel
- Support for NVIDIA G-SYNC
- High 99.12 % screen-to-body ratio
- 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
- No publicized HDR support
- Only tilt adjustment
- 8-bit display panel
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