Dell 34 S3422DWG 34" 21:9 Curved FreeSync WQHD 144 Hz HDR VA Gaming Monitor

Model: S3422DWG

Dell Warranty
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Power Consumption 30 W (Typical)
90 W (Maximum)
0.3 W (Standby)
USB Power Delivery Yes
Power Adapter Type Internal
AC Input Power 100 to 240 VAC, 50 / 60 Hz


Mounting-Hole Pattern 100 x 100 mm
Max Arm Extension Length None
Tilt Adjustment -5 to 21°
Swivel Adjustment None
Rotation Adjustment None
Height Adjustment 3.9" / 99.1 mm
Weight 17 lb / 7.7 kg
Dimensions (W x H x D) 31.8 x 16.8 x 9.2" / 807.7 x 426.7 x 233.7 mm (with Stand)
31.8 x 14.4 x 3.4" / 807.7 x 365.8 x 86.4 mm (without Stand)
Lock Slot No

Inputs / Outputs

Inputs/Outputs 2 x HDMI 2.0 Input
1 x DisplayPort 1.2 Input
1 x USB Type-B (USB 3.1 / USB 3.2 Gen 1) Input/Output
4 x USB Type-A (USB 3.1 / USB 3.2 Gen 1) Input/Output
1 x 3.5 mm
HDCP Support Yes
Built-In Speakers None
Memory Card Slots None
Multi-Input Support (PIP/PBP) None


Operating Humidity 10 to 80%
Operating Temperature 32 to 104°F / 0 to 40°C


Size 34"
Resolution 3440 x 1440
Touchscreen No
Curvature 1800R
Panel Type VA LCD
Variable Refresh Technology FreeSync Premium
Refresh Rate 144 Hz
Dynamic Contrast Ratio 3000:1
Contrast Ratio 3000:1
Maximum Brightness 400 cd/m2
Hardness Rating 3H
Finish Anti-Glare / Matte
Pixels Per Inch (ppi) 109 ppi
Aspect Ratio 21:9
Bit Depth / Color Support 8-Bit (16.7 Million Colors)
HDR Compatibility HDR10
Color Gamut 99% sRGB
90% DCI-P3
Viewing Angle (H x V) 178 x 178°
Response Time 2 ms (GtG)
1 ms (MPRT)
Dot Pitch 0.23175 x 0.23175 mm
Expert Reviews
22 March 2022

The Dell S3422DWG offers an immersive viewing experience thanks to its ultrawide format, high contrast ratio, strong peak brightness and wide color gamut. However, if you’re sensitive to dark level smearing and screen tearing, you should look for an IPS variant instead.

  • +

    Immersive image quality with high pixel density, contrast and wide color gamut, Plenty of gaming features including FreeSync and MBR, Height-adjustable stand and rich connectivity options

  • -

    Minor ghosting in fast-paced games, mainly in darker scenes, Some units of the monitor have flickering issues with FreeSync enabled, Design lacks swivel option

27 August 2021

The Dell S3422DWG is a great gaming monitor. It has low input lag, a good response time at the max refresh rate, and a few great gaming features, including support for FreeSync. The large, ultrawide screen delivers a more immersive gaming experience, and it looks great in a dark room, with a good...

  • +

    Good response time at the max refresh rate., Excellent low input lag., Fast refresh rate., Ultrawide format delivers a more immersive gaming experience.

  • -

    Black smearing in dark scenes., G-SYNC compatible doesn't work properly below 60fps.

11 August 2021

The Dell S3422DWG is, overall, a great monitor that delivers on most of its promises, providing a sharp ultrawide experience with smooth motion. It is, however, not as great of a value proposition, costing a bit too much compared to similar competitors.

User Reviews
3 weeks ago

I have had around 5 1440p monitors over the years and this is the best by far. So far I have really enjoyed gaming on this monitor.

23 February 2022

I had previosuly been using 2 x 22" monitors for work, and when one started to flicker, i was initially looking at replacement on one, or maybe both to have a matching pair again.

5 January 2022

a good deal on sale price for a 34' 21:9 but it does have some drawbacks. firstly, it has wide bezels at about 11mm on the sides, secondly, the stand is wobbly and imprecise, I have noticed that any bump to my sturdy custom desk will cause the monitor to shake a noticeable amount, adjusting the...

7 December 2021

Slowly upgrading my PC and I personally think that it is a great investment for it. I have had it for a few months now and the curved screen is doing a lot more for me than having dual screens ever did for me.

Product Highlights
  • 34" Vertical Alignment (VA) Panel
  • HDMI 2.0 + DisplayPort 1.4 Inputs
  • 3440 x 1440 WQHD Resolution @ 144 Hz
  • 3000:1 Static Contrast Ratio
  • 400 cd/m² Brightness
  • 178°/178° Viewing Angles
  • 2 /1 ms Response Time (GtG / MPRT)
  • 16.7 Million Colors with HDR
  • AMD FreeSync Premium Support
  • 1800R Curved Design | Integrated USB Hub
Average Expert Score
Average User Score
In The Box
  • Dell 34 S3422DWG 34" 21:9 Curved FreeSync WQHD 144 Hz HDR VA Gaming Monitor
  • Power Cable
  • DisplayPort Cable
  • HDMI Cable
  • USB 3.2 Gen 1 Cable
  • Limited 3-Year Warranty
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