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JCYMELE SW273 4K144Hz DisplayPort KVM Switch vs J-Tech Digital JTECH-DKM21-8K: Comparison
JCYMELE SW273 4K144Hz DisplayPort KVM vs J-Tech Digital JTECH-DKM21-8K: the max resolution difference
Max resolution is where these two genuinely part company, JCYMELE SW273 4K144Hz DisplayPort KVM 3840x2160 against J-Tech Digital JTECH-DKM21-8K 7680x4320, a 75% lead for J-Tech Digital JTECH-DKM21-8K. Max resolution single display runs the same way, 3840x2160 on the JCYMELE SW273 4K144Hz DisplayPort KVM versus 7680x4320 on the J-Tech Digital JTECH-DKM21-8K, another win for J-Tech Digital JTECH-DKM21-8K.
JCYMELE SW273 4K144Hz DisplayPort KVM vs J-Tech Digital JTECH-DKM21-8K: which one fits your build
Take the JCYMELE SW273 4K144Hz DisplayPort KVM for gaming-first dual monitor setups specifically needing verified 4K@144Hz and G-Sync passthrough. It is the wrong buy for buyers without high-refresh-rate monitors or G-Sync displays, a standard 4K@60Hz KVM covers typical office use for less. The J-Tech Digital JTECH-DKM21-8K is the one to take for 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 JCYMELE SW273 4K144Hz DisplayPort KVM (9/10): the best gaming KVM, verified 4K@144Hz over DisplayPort 1.4 with G-Sync passthrough and a dedicated DC power adapter. 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.
What JCYMELE SW273 4K144Hz DisplayPort KVM and J-Tech Digital JTECH-DKM21-8K have in common
The common ground is wider than the gap: usb hub ports, kvm segment, video interface version and usb switching speed are identical here.
Frequently asked questions
Do the JCYMELE SW273 4K144Hz DisplayPort KVM and J-Tech Digital JTECH-DKM21-8K differ on max refresh at max resolution?
Yes. Max Refresh At Max Resolution reads 3840x2160 on the JCYMELE SW273 4K144Hz DisplayPort KVM versus 7680x4320 on the J-Tech Digital JTECH-DKM21-8K.
Specs and benchmarks
Capability Score
- JCYMELE SW273 4K144Hz DisplayPort KVM Switch
- 6.1/10Best
- J-Tech Digital JTECH-DKM21-8K
- 6.1/10Best
How much this switch can do, rated from its video support, monitor handling, USB speed and switching options. 10 is the most capable.
Computers Supported
- JCYMELE SW273 4K144Hz DisplayPort KVM Switch
- 2 computers, 2 monitors
- J-Tech Digital JTECH-DKM21-8K
- 2 computers
Displays Per Computer
- JCYMELE SW273 4K144Hz DisplayPort KVM Switch
- 2 displays
- J-Tech Digital JTECH-DKM21-8K
- 1 displays
Video Standard
- JCYMELE SW273 4K144Hz DisplayPort KVM Switch
- DisplayPort 1.4
- J-Tech Digital JTECH-DKM21-8K
- DisplayPort
Max Resolution
- JCYMELE SW273 4K144Hz DisplayPort KVM Switch
- 4K@144Hz-75%
- J-Tech Digital JTECH-DKM21-8K
- 8KBest
USB Hub Ports
- JCYMELE SW273 4K144Hz DisplayPort KVM Switch
- 4
- J-Tech Digital JTECH-DKM21-8K
- 4
KVM Segment
- JCYMELE SW273 4K144Hz DisplayPort KVM Switch
- Desk
- J-Tech Digital JTECH-DKM21-8K
- Desk
Video Interface Version
- JCYMELE SW273 4K144Hz DisplayPort KVM Switch
- DisplayPort 1.4
- J-Tech Digital JTECH-DKM21-8K
- DisplayPort 1.4
Max Resolution Single Display
- JCYMELE SW273 4K144Hz DisplayPort KVM Switch
- 3840x2160-75%
- J-Tech Digital JTECH-DKM21-8K
- 7680x4320Best
Max Refresh At Max Resolution
- JCYMELE SW273 4K144Hz DisplayPort KVM Switch
- 144 Hz-75%
- J-Tech Digital JTECH-DKM21-8K
- 240 (at 4K; 60Hz at 8K)Best
USB Switching Speed
- JCYMELE SW273 4K144Hz DisplayPort KVM Switch
- USB 3.0 5Gbps
- J-Tech Digital JTECH-DKM21-8K
- USB 3.0 5Gbps
Which one should you pick?
Choose JCYMELE SW273 4K144Hz DisplayPort KVM Switch if you want the higher USB hub ports (4 vs 4).
Choose J-Tech Digital JTECH-DKM21-8K if you want the higher max resolution (8K vs 4K@144Hz), the higher max resolution single display (7680x4320 vs 3840x2160) and the higher max refresh at max resolution (240 (at 4K; 60Hz at 8K) vs 144 Hz).
Price comparison
| Retailer | JCYMELE SW273 4K144Hz DisplayPort KVM Switch | J-Tech Digital JTECH-DKM21-8K |
|---|---|---|
| Amazon | $69.99 View on Amazon | |
| Best Buy | View on Best Buy | |
| Newegg | View 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
JCYMELE SW273 4K144Hz DisplayPort KVM Switch
9 / 10 Expert Rating
The best gaming KVM, verified 4K@144Hz over DisplayPort 1.4 with G-Sync passthrough and a dedicated DC power adapter.
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.
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