VG3456CA or Dell U3425WE - which should you buy?

Both are 34-inch ultrawide dock monitors; the Dell adds Thunderbolt 4 and a higher refresh on the newer generation, while the ViewSonic counters at a meaningfully lower price with the same one-cable formula. Value-first desks take the ViewSonic. Compare both on Shopfox.

What does the VG3456CA dock include?

The full set: USB-C with up to 90W power delivery for the laptop, downstream USB ports for peripherals, Ethernet for wired networking, and DisplayPort daisy-chain to a second monitor — the complete one-cable desk. Verify dock function on arrival. Compare VG3456CA listings on Shopfox.

How much does the VG3456CA cost?

The VG3456CA currently lists at $551.99 on Shopfox — competitive for 34-inch ultrawide dock monitors with 90W charging, undercutting the big-brand equivalents. Dock-monitor pricing holds steadier than gaming tiers. Check the price history on Shopfox before buying. See current offers and price history on Shopfox before committing.

ViewSonic VG3456CA Monitors Price, Specs & Reviews

Name: ViewSonic VG3456CA Monitors
Brand: ViewSonic

ViewSonic VG3456CA Monitors

$499.99$589.68(15.21% off)

Prices last updated Sep 22, 2026

ViewSonic0.70.7

(188 reviews)

$499.99$589.68(15.21% off)

Prices last updated Sep 22, 2026

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All-in-One Comparison

4 sellers & 4 platforms

Platform	Merchant	Delivery	Return Policy	Price	Shipping
OfficeNation, Inc.Premium Curated	OfficeNation, Inc. 5.0(39)	2 - 3 days	30 days re...	$499.99	Free
B&H Photo Video	B&H Photo Video 5.0	—	Free retur...	$499.99	Free
Newegg	Newegg 5.0(1082475)	2 - 4 days	14 days re...	$546.99	Free
bestbuy.com	bestbuy.com 5.0	7 days	Most items...	$578.99	Free

OfficeNation, Inc.

Premium Curated

$499.99

OfficeNation, Inc.5.0 (39)Free

2 - 3 days30 days re...

B&H Photo Video

$499.99

B&H Photo Video5.0Free

Free retur...

Newegg

$546.99

Newegg5.0 (1082475)Free

2 - 4 days14 days re...

bestbuy.com

$578.99

bestbuy.com5.0Free

7 daysMost items...

Cash Back

9 sites · 12 platforms · 59 offers

Cash Back

9 sites · 12 platforms · 59 offers

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Price History

Historical price trends tracked across multiple e-commerce platforms

eBay

Best Buy

Avg

Best price

Lowest in 30d

$499.99

Best price

BH · Sep 16

Live

Current lowest

$499.99

Live

BH · Current

Specifications

Curved

Side-by-Side Comparison

6 similar products · scroll horizontally to browse

This Product

ViewSonic VG3456CA Monitors

0.7(188)

$499.99

—

Avg 0

1.Built around a 100W USB-C hub and Ethernet, this ultrawide simplifies your desk with a single-cable setup for laptop charging, data, and wired network.

2.The 34-inch curved VA panel delivers wide-screen immersion for productivity and media.

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Remote workersHome office users

Single-cable dockingMultitasking across multiple windows

34"

3440x1440

100Hz

21:9

not specified

HDMI, DisplayPort, USB-C, USB-A, Ethernet, audio

3000:1

not specified

Curved

—

Best 240Hz Value

Samsung LS27BG402E Monitors

4.8(17.7K+)

$179.99

Value 1080p 75Hz Focus

HP M22f Monitors

3.6(14.2K+)

$67.15 - $70.00

Best 32" 4K

Samsung U32J590 Monitors

4.4(18.7K+)

$289.00

Best Value 165Hz Ultrawide

Samsung LC34G55TWW Monitors

4.5(16.8K+)

$349.98 - $658.90

Value 100Hz VA Focus

Samsung LS34C502GA Monitors

4.3(12.2K+)

$209.99

Avg 4.4

Avg 4.2

Avg 3.9

1.The 240Hz refresh rate and 1ms response time eliminate motion blur for ultra-smooth competitive gameplay.

2.At $179.99, this monitor delivers premium high-refresh performance at a budget-friendly price.

1.At just $79, this 21.5-inch IPS monitor delivers crisp 1080p resolution with 75Hz refresh and AMD FreeSync, making it an outstanding value for casual gaming and everyday use.

2.Its HP Eye Ease low-blue-light and anti-glare screen ensure comfortable viewing, and the easy setup gets you up and running in minutes.

1.The 32-inch 4K VA panel delivers deep blacks and vibrant colors with a 3000:1 contrast ratio, perfect for enjoying high-resolution movies and games at an accessible price of $299.99.

2.Its large screen and 4K resolution provide ample workspace for productivity, while AMD FreeSync ensures smooth visuals during casual gaming.

1.A 34-inch 21:9 ultrawide with a 165Hz VA panel and 1ms response that delivers immersive gaming and sharp HDR10 visuals at a price that undercuts many rivals.

2.Ideal for gamers seeking a high-refresh ultrawide experience without overspending, backed by FreeSync Premium for tear-free gameplay.

1.The 34-inch Ultra-WQHD (3440x1440) VA panel with 100Hz refresh rate and HDR10 delivers vibrant colors and smooth motion for both gaming and work.

2.At $199.99, it offers exceptional value for an ultrawide monitor with high contrast, FreeSync, and a design praised for clarity and aesthetics.

Competitive gamersBudget-conscious gamers

Competitive gamingEsports

Budget shoppersStudents

Everyday computingCasual gaming

Home cinema fansProductivity users

Watching high-resolution videoDesktop multitasking

GamersValue-conscious shoppers

Competitive gamingImmersive ultrawide gaming

Budget gamersProductivity users

Immersive ultrawide gamingProductive multitasking

27"

21.5"

32"

34"

1920x1080

3840x2160

3440x1440

240Hz

not specified

60Hz

165Hz

100Hz

16:9

21:9

Black

not specified

Black

IPS

not specified

—

HDMI, VGA

1 x DisplayPort 1.2, 1 x HDMI 1.4, 1 x HDMI 2.0

HDMI, DisplayPort, Headphone

1000:1

3000:1

2500:1

3000:1

not specified

Odyssey G5

not specified

—

Samsung

not specified

—

Laptops, Desktops, Gaming Consoles, Cameras

—

not specified

—

Rectangular

—

Curved

—

not specified

—

1 Count

—

1 Count

ViewSonic VG3456CA Monitors

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ViewSonic VG3456CA Monitors: Price, Specs & Reviews

ViewSonic VG3456CA Monitors

All-in-One Comparison

Current SKU offers

Cash Back

Cash Back

Price History

Specifications

General1

Display14

Connectivity6

Dimensions9

Features1

Audio1

Battery1

Included1

Other1

All-in-One Comparison

Current SKU offers

Cash Back

Cash Back

Price History

Specifications

General1

Display14

Connectivity6

Dimensions9

Features1

Audio1

Battery1

Included1

Other1