Comparison between:
- 34.14" Dell P3421W
- 34" Asus RoG Swift PG348Q
- 34" Gigabyte G34WQC
- 34" Samsung C34F791

Brand, series, model

Information about the brand, series, model and model aliases.

Dell P3421WAsus RoG Swift PG348QGigabyte G34WQCSamsung C34F791
Dell P3421WAsus RoG Swift PG348QGigabyte G34WQCSamsung C34F791
Model alias---LC34F791WQUXEN
Model year2020201620202016

Display

Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.

Size class34.14 in34 in34 in34 in
Diagonal867.2 mm
86.72 cm
34.1417 in
2.8451 ft
863.6 mm
86.36 cm
34 in
2.8333 ft
863.6 mm
86.36 cm
34 in
2.8333 ft
863.6 mm
86.36 cm
34 in
2.8333 ft
Width799.8 mm
79.98 cm
31.4882 in
2.624 ft
799.8 mm
79.98 cm
31.4882 in
2.624 ft
797.22 mm
79.722 cm
31.3866 in
2.6156 ft
799.8 mm
79.98 cm
31.4882 in
2.624 ft
Height334.8 mm
33.48 cm
13.1811 in
1.0984 ft
334.8 mm
33.48 cm
13.1811 in
1.0984 ft
333.72 mm
33.372 cm
13.1386 in
1.0949 ft
334.8 mm
33.48 cm
13.1811 in
1.0984 ft
Radius of curvature3800 mm
380 cm
149.606 in
12.4672 ft
3800 mm
380 cm
149.606 in
12.4672 ft
1500 mm
150 cm
59.0551 in
4.9213 ft
1500 mm
150 cm
59.0551 in
4.9213 ft
Panel manufacturerLG DisplayLG Display-Samsung
Panel model-LM340UW2-SSA1-LTM340YP04
Panel typeIPSAH-IPSVASVA
Panel bit depth10 bits10 bits (8 bits + FRC)8 bits8 bits
FRC-YesNoNo
Colors1073741824 colors
30 bits
1073741824 colors
30 bits
16777216 colors
24 bits
16777216 colors
24 bits
Aspect ratio2.389:12.389:12.389:12.389:1
Resolution3440 x 1440 pixels3440 x 1440 pixels3440 x 1440 pixels3440 x 1440 pixels
Pixel pitch0.233 mm
0.0233 cm
0.0092 in
0.0008 ft
0.233 mm
0.0233 cm
0.0092 in
0.0008 ft
0.232 mm
0.0232 cm
0.0091 in
0.0008 ft
0.233 mm
0.0233 cm
0.0092 in
0.0008 ft
Pixel density109 ppi
43 ppcm
109 ppi
43 ppcm
109 ppi
43 ppcm
109 ppi
43 ppcm
Display area-87.06 %90.5 %91.27 %
BacklightW-LEDW-LEDW-LEDDirect LED
sRGB99 %100 %120 %125 %
Adobe RGB (1998)--85 %92 %
NTSC (1953)-72 %-88 %
DCI P3--90 %92 %
Brightness300 cd/m²300 cd/m²350 cd/m²300 cd/m²
Peak brightness--490 cd/m²-
Static contrast1000 : 11000 : 13000 : 13000 : 1
Dynamic contrast--12000000 : 1100000000 : 1
HDR--DisplayHDR 400-
Horizontal viewing angle178 °178 °178 °178 °
Vertical viewing angle178 °178 °178 °178 °
Minimum response time5 ms
0.0050 s
5 ms
0.0050 s
4 ms
0.0040 s
4 ms
0.0040 s
Average response time8 ms
0.0080 s
10 ms
0.0100 s
--
Maximum response time-13 ms
0.0130 s
--
Input lag-9 ms
0.0090 s
-25 ms
0.0250 s
CoatingAnti-glare/Matte (3H)Anti-glare/Matte (3H)Anti-glare/MatteAnti-glare/Matte (2H)
--Response time - 1 ms (MPRT - Motion Picture Response Time)-

3D

3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.

3DNoNoNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)-73 kHz - 88 kHz--
Vertical frequency (digital)60 Hz30 Hz - 100 Hz48 Hz - 144 Hz48 Hz - 100 Hz
-DisplayPort - 73 kHz - 88 kHz; 30 Hz - 100 Hz
HDMI - 30 kHz - 140 kHz; 24 Hz - 60 Hz
--

Power supply and consumption

Information about the power supply and consumption, energy efficiency class, etc.

110V100 V - 120 V100 V - 120 V100 V - 120 V100 V - 120 V
220V220 V - 240 V220 V - 240 V220 V - 240 V220 V - 240 V
Alternating current frequency50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz
Electric current (A)1.5 A---
Power consumption (off)0.3 W0.5 W0.5 W0.5 W
Power consumption (sleep)0.3 W0.5 W0.5 W0.5 W
Power consumption (eco)-40 W--
Power consumption (average)32.75 W65 W-55 W
Power consumption (maximum)126 W100 W80 W73 W
Energy efficiency class---C

Dimensions, weight and color

Information about the dimensions and the weight of the specific model with and without stand as well as the colors, in which it is offered to the market.

Width815.7 mm
81.57 cm
32.1142 in
2.6762 ft
829 mm
82.9 cm
32.6378 in
2.7198 ft
808.89 mm
80.889 cm
31.8461 in
2.6538 ft
808.7 mm
80.87 cm
31.8386 in
2.6532 ft
Height-371 mm
37.1 cm
14.6063 in
1.2172 ft
363.45 mm
36.345 cm
14.3091 in
1.1924 ft
362.8 mm
36.28 cm
14.2835 in
1.1903 ft
Depth-109 mm
10.9 cm
4.2913 in
0.3576 ft
114.45 mm
11.445 cm
4.5059 in
0.3755 ft
167 mm
16.7 cm
6.5748 in
0.5479 ft
Weight6.7 kg
14.77 lbs
7.7 kg
16.98 lbs
-6.1 kg
13.45 lbs
Width with stand815.7 mm
81.57 cm
32.1142 in
2.6762 ft
829 mm
82.9 cm
32.6378 in
2.7198 ft
808.89 mm
80.889 cm
31.8461 in
2.6538 ft
808.7 mm
80.87 cm
31.8386 in
2.6532 ft
Height with stand391.1 mm
39.11 cm
15.3976 in
1.2831 ft
443 mm
44.3 cm
17.4409 in
1.4534 ft
388.79 mm
38.879 cm
15.3067 in
1.2756 ft
516 mm
51.6 cm
20.315 in
1.6929 ft
Depth with stand237.4 mm
23.74 cm
9.3465 in
0.7789 ft
297 mm
29.7 cm
11.6929 in
0.9744 ft
234.81 mm
23.481 cm
9.2445 in
0.7704 ft
309.4 mm
30.94 cm
12.1811 in
1.0151 ft
Weight with stand-11.2 kg
24.69 lbs
8.4 kg
18.52 lbs
7.6 kg
16.76 lbs
Box width--938 mm
93.8 cm
36.9291 in
3.0774 ft
-
Box height--563 mm
56.3 cm
22.1654 in
1.8471 ft
-
Box depth--272 mm
27.2 cm
10.7087 in
0.8924 ft
-
Box weight14.9 kg
32.85 lbs
-12.1 kg
26.68 lbs
-
ColorsBlack and SilverBlackBlackGray

Ergonomics

Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.

VESA mountYesYesYesYes
VESA interface100 x 100 mm100 x 100 mm100 x 100 mm100 x 100 mm
Removable standYesYesYesYes
Height adjustmentYesYesYesYes
Height adjustment range150 mm
15 cm
5.9055 in
0.4921 ft
115 mm
11.5 cm
4.5276 in
0.3773 ft
100 mm
10 cm
3.937 in
0.3281 ft
100 mm
10 cm
3.937 in
0.3281 ft
Landscape/portrait pivotYesNoNoNo
Left pivot4 °---
Right pivot4 °---
Left/right swivelYesYesNoNo
Left swivel30 °50 °--
Right swivel30 °50 °--
Forward/backward tiltYesYesYesYes
Forward tilt5 °5 °5 °2 °
Backward tilt21 °20 °20 °34 °

Audio

Information about the audio system - number and power of the built-in speakers, supported audio technologies.

Speakers-2 x 2 W2 x 2 W2 x 7 W
--Clear Sound-

Camera

Many contemporary desktop monitors and smart TV sets have built-in cameras.

CameraNoNoNoNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity2 x USB 2.0 (Type-A; downstream)
1 x USB 3.1 (Type-C; upstream; 65W; DP Alt Mode)
2 x USB 3.2 (Type-A; Gen 1; downstream; 5 Gbps)
1 x USB 3.2 (Type-B; Gen 1; upstream)
1 x HDMI 2.0
1 x DisplayPort 1.2
2 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
1 x HDMI 1.4
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
2 x HDMI 2.0
2 x DisplayPort 1.4
1 x 3.5 mm Audio Out
2 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
High-bandwidth Digital Content Protection (HDCP) 2.3High-bandwidth Digital Content Protection (HDCP)--

Features

Some additional functional features of the model.

FeaturesComfortView
Flicker-free technology
KVM Switch
Low Blue Light
Picture-by-Picture
Picture-in-Picture
5-way OSD joystick
Flicker-free technology
GamePlus (Crosshair/Timer)
GameVisual
Nvidia G-SYNC Technology
Refresh Rate Turbo key
Trace Free Technology
Ultra-low Blue Light
AMD FreeSync Premium
Aim Stabilizer
Black Equalizer
Flicker-free technology
Low Blue Light
NVIDIA G-SYNC Compatible Ready
AMD FreeSync technology
Eco Saving Plus
Eye Saver Mode
Flicker-free technology
Picture-by-Picture
Picture-in-Picture
Quantum Dot Color
Samsung MagicBright
Samsung MagicUpscale

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesEnergy Star
EPEAT
RoHS
TCO Certified Displays
TUV Rheinland Flicker Free Certified
TUV Rheinland Low Blue Light Certified
BSMI
CB
CCC
CE
CEL level 1
cTick
CU
ErP
ENERGY STAR 6.0
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)
-ENERGY STAR 6.0
ISO9241-307
TÜV/Ergonomics

Operating and storage conditions

There are certain requirements for the environmental conditions, in which the display should be used and stored in order to function properly.

Operating temperature0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
-10 °C - 40 °C
50 °F - 104 °F
Operating humidity10 % - 80 %--10 % - 80 %
Operating altitude5000 m
16404.2 ft
---
Storage temperature-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
--20 °C - 60 °C
-4 °F - 140 °F
Storage humidity5 % - 90 %--5 % - 95 %
Storage altitude12192 m
40000 ft
---

Accessories

Often the packaging of desktop monitors and smart TV sets includes accessories for them.

AccessoriesDisplayPort cable
HDMI cable
USB Type-A to Type-B cable
USB Type-C to Type-C cable
DisplayPort cable
HDMI cable
USB 3.0 cable
DisplayPort cable
HDMI cable
-

Additional features

Information about other features.

Additional featuresSecurity lock slotAnti-theft stand lock slot - KensingtonAnti-theft stand lock slot - KensingtonAnti-theft stand lock slot - Kensington
 Dell P3421WAsus RoG Swift PG348QGigabyte G34WQCSamsung C34F791