Which is better for a 4K TV?

The Fire TV Stick 4K (2nd Gen). It streams Ultra HD, while the 3rd Gen tops out at 1080p.

Is the 4K stick worth it over the 3rd Gen?

Yes at current prices. It costs $24.99 at Amazon versus $35.00 for the 3rd Gen at eBay, as of November 5, 2026, and adds 4K.

Do both have Alexa voice control?

Yes. Both ship with an Alexa Voice Remote and support voice search across apps.

How much storage do they have?

Both list 8 GB, which holds the apps and games you install.

Which is easier to find in stock?

The 3rd Gen. Nine stores price it new, against 2 stores for the 4K stick.

Neither is rated for a lifespan. The 4K stick has more headroom for 4K content, while the 3rd Gen is the newer generation.

Amazon Fire TV Stick (3rd Gen) vs Amazon Fire TV Stick 4K (2nd Gen)

Buy the Fire TV Stick 4K (2nd Gen) for a 4K TV. It streams Ultra HD and costs less: $24.99 at Amazon as of November 5, 2026, versus $35.00 at eBay for the 3rd Gen as of November 5, 2026. Buy the 3rd Gen only if you have a 1080p TV and want the newer model, but you pay more for less resolution.

Today the Amazon Fire TV Stick 4K (2nd Gen) costs $10.01 less at its best price.

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