HDMI Cable Guide 2026: Do You Actually Need HDMI 2.1?
Most people overpay for HDMI cables. Here's when HDMI 2.1 matters, when it doesn't, and what to actually buy.
The HDMI version that actually matters
There are exactly two HDMI versions you need to know about in 2026. HDMI 2.0 supports 4K at 60Hz and 1080p at 144Hz — sufficient for most TV and monitor setups. HDMI 2.1 supports 4K at 120Hz, 1440p at 144Hz, and 8K — required if you have a PS5, Xbox Series X, RTX 4000 GPU, or a gaming monitor running above 60Hz at 4K.
The distinction matters because HDMI 2.0 cables cannot carry the 48 Gbps bandwidth that HDMI 2.1 requires. If you plug an HDMI 2.0 cable into a PS5 and a 4K 120Hz TV, you'll get 4K 60Hz at best, or a black screen at worst. The TV will not helpfully tell you the cable is the problem.
When HDMI 2.0 is still fine
HDMI 2.0 cables are fine for: streaming sticks and smart TV apps (no game console), desktop monitors running at 1080p or 1440p up to 60Hz, projectors, and any display not exceeding 60Hz at 4K. The majority of cable runs in a typical living room still only need HDMI 2.0.
Cable length and quality
HDMI cables under 2 meters (6.5 feet) rarely fail at any version — the signal doesn't degrade meaningfully at short lengths. Above 3 meters (10 feet), signal quality starts to matter. Cheap cables can pass 4K 60Hz reliably but intermittently fail at 4K 120Hz over longer runs. For HDMI 2.1 runs over 6 feet, buy a certified cable from a reputable brand.
The Belkin HDMI 2.1 Cable is certified at 48 Gbps and available in lengths up to 6.5 feet. For the Anker Powerline HDMI covers HDMI 2.0 use cases at a lower price with reliable build quality. Avoid generic marketplace cables for HDMI 2.1 — false compliance claims are common in this category.
The "premium" cable myth
HDMI is a digital signal. A cable either carries the data correctly or it doesn't — there's no analogue degradation that audiophile-grade cables fix. Gold-plated connectors resist corrosion (useful for permanent installs), braided jackets improve durability, but these are build quality improvements, not signal quality improvements. A $12 certified Belkin cable performs identically to a $80 "premium" cable on the same run.
Quick buying guide
| Your setup | Cable needed | Pick |
|---|---|---|
| PS5 / Xbox Series X → 4K TV | HDMI 2.1 (48 Gbps) | Belkin HDMI 2.1 |
| PC → 1440p 144Hz monitor | HDMI 2.0 or DisplayPort 1.4 | Anker Powerline HDMI |
| Streaming stick / Apple TV → TV | HDMI 2.0 (already included) | Use the cable that came in the box |
Compare HDMI cables →
HDMI 2.0 and 2.1 cables ranked by bandwidth certification and value.