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Adder Technology Adder AdderView PRO AV4PRO vs J-Tech Digital JTECH-DKM21-8K: Comparison

What is the difference between Adder Technology Adder AdderView PRO and J-Tech Digital JTECH-DKM21-8K?

The gap that matters here is max resolution single display: Adder Technology Adder AdderView PRO 1920x1200 against J-Tech Digital JTECH-DKM21-8K 7680x4320, which puts J-Tech Digital JTECH-DKM21-8K 93% ahead. Add usb hub ports to that, 2 on the Adder Technology Adder AdderView PRO versus 4 on the J-Tech Digital JTECH-DKM21-8K, and the pattern holds.

Adder Technology Adder AdderView PRO vs J-Tech Digital JTECH-DKM21-8K: which one fits your build

The Adder Technology Adder AdderView PRO is the one to take for broadcast and security operations needing rack-mounted, RS232-controllable switching, though it is the wrong buy for single-desk users who only need to switch between two computers and buyers needing HDMI or DisplayPort instead of DVI/VGA. It is equally the pick for control room and NOC operators managing 4-8 machines across multiple monitors. Avoid it for budget shoppers, since modular head configurations cost more than a fixed 4-port switch. The J-Tech Digital JTECH-DKM21-8K suits Dual-PC desks sharing one high-refresh or high-resolution monitor and users who want DisplayPort 1.4 bandwidth for 4K@240Hz or 8K@60Hz, though it is not built for setups with more than 2 source computers and HDMI-only computers or monitors (DisplayPort only). Our rating of the Adder Technology Adder AdderView PRO (8/10): A serious modular KVM built for control rooms that need to scale past 4 computers, overkill for a simple desk setup. Our rating of the J-Tech Digital JTECH-DKM21-8K (6.2/10): an 8K DisplayPort 2-PC KVM from a smaller pro-AV integrator brand; specs are strong but independent review coverage is thinner than mainstream brands.

Frequently asked questions

Do the Adder Technology Adder AdderView PRO and J-Tech Digital JTECH-DKM21-8K differ on computers supported?

Yes. Computers Supported reads 4 computers, cascadable to 8 on the Adder Technology Adder AdderView PRO versus 2 computers on the J-Tech Digital JTECH-DKM21-8K.

Is the Displays Per Computer the same on the Adder Technology Adder AdderView PRO and J-Tech Digital JTECH-DKM21-8K?

It is. Both are listed at 1 displays, so it is not a reason to pick one over the other.

Adder AdderView PRO AV4PRO (4-8 Computers / 1-4 Monitors / DVI-VGA / Modular Multi-Head)
Adder
Adder Technology Adder AdderView PRO AV4PRO
J-Tech Digital JTECH-DKM21-8K (DisplayPort / 2 Computers / 8K@60Hz / 4 USB 3.0 Ports)
J-Tech
J-Tech Digital JTECH-DKM21-8K

$69.99

Amazon

@ Amazon ›

Specs and benchmarks

  • Capability Score

    Adder Technology Adder AdderView PRO AV4PRO
    –
    J-Tech Digital JTECH-DKM21-8K
    6.1/10

    These are different kinds of KVM, scored on separate scales, so the two scores can't be compared directly.

  • Computers Supported

    Adder Technology Adder AdderView PRO AV4PRO
    4 computers, cascadable to 8
    J-Tech Digital JTECH-DKM21-8K
    2 computers

  • Displays Per Computer

    Adder Technology Adder AdderView PRO AV4PRO
    1 displays
    J-Tech Digital JTECH-DKM21-8K
    1 displays

  • Switching Method

    Adder Technology Adder AdderView PRO AV4PRO
    Front-panel button, hotkey, RS232 remote
    J-Tech Digital JTECH-DKM21-8K
    Button, Wired Remote

  • Video Standard

    Adder Technology Adder AdderView PRO AV4PRO
    DVI-I / VGA
    J-Tech Digital JTECH-DKM21-8K
    DisplayPort

  • Max Resolution

    Adder Technology Adder AdderView PRO AV4PRO
    1920x1200 per head-93%
    J-Tech Digital JTECH-DKM21-8K
    8KBest

  • USB Hub Ports

    Adder Technology Adder AdderView PRO AV4PRO
    2-50%
    J-Tech Digital JTECH-DKM21-8K
    4Best

  • KVM Segment

    Adder Technology Adder AdderView PRO AV4PRO
    Desk
    J-Tech Digital JTECH-DKM21-8K
    Desk

  • Max Resolution Single Display

    Adder Technology Adder AdderView PRO AV4PRO
    1920x1200-93%
    J-Tech Digital JTECH-DKM21-8K
    7680x4320Best

    Which one should you pick?

    Choose Adder Technology Adder AdderView PRO AV4PRO if you already have it on hand or find it at a lower price.

    Choose J-Tech Digital JTECH-DKM21-8K if you want the higher max resolution (8K vs 1920x1200 per head), the higher USB hub ports (4 vs 2) and the higher max resolution single display (7680x4320 vs 1920x1200).

    Price comparison

    RetailerAdder Technology Adder AdderView PRO AV4PROJ-Tech Digital JTECH-DKM21-8K
    Amazon

    $69.99

    View on Amazon
    Best BuyView on Best Buy
    NeweggView on Newegg

    Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.

    Verdict

    Adder Technology Adder AdderView PRO AV4PRO

    8 / 10 Expert Rating

    A serious modular KVM built for control rooms that need to scale past 4 computers, overkill for a simple desk setup.

    J-Tech Digital JTECH-DKM21-8K

    6.2 / 10 Expert Rating

    An 8K DisplayPort 2-PC KVM from a smaller pro-AV integrator brand; specs are strong but independent review coverage is thinner than mainstream brands.

    More comparisons in KVM Switches