
In April 2021, Apple revealed the second-generation Apple TV 4K, bringing high framerate HDR to the Apple TV for the first time and the A12 chip for improved performance, alongside a redesigned Siri Remote.

This model replaced the first-generation Apple TV 4K released in 2017. Although the first-generation Apple TV 4K has now been discontinued by Apple, it is common to find it available at discounted prices with third-party retailers. Some other users who already have the first-generation Apple TV 4K may also be wondering if it is worth the upgrade to the second-generation model.
Should you consider purchasing the first-generation Apple TV 4K to save money, or do you need the second-generation Apple TV 4K? Our guide answers the question of how to decide which of these two Apple TV set-top boxes is best for you.
Comparing the First and Second-Generation Apple TV 4K
The first and second-generation Apple TV 4K models share the same design and a number of key features such as support for resolutions up to 2160p, Dolby Vision, and HDR10:
Similarities
- Design, dimensions, and weight
- 2160p, 1080p, 720p, 576p, 480p over HDMI (HDCP capable)
- SDR, HDR10, Dolby Vision
- Supports audio output up to 7.1.4 channels and Dolby Atmos
- HDMI-CEC
- Gigabit Ethernet
- Bluetooth 5
- AirPlay 2
- Available in 32GB and 64GB storage configuration options

There are a large number of important differences between the first-generation Apple TV 4K and the second-generation Apple TV 4K that are worth highlighting, including their processors and remote controls.
Differences
Apple TV 4K (First-Generation)
- 2.38 GHz hexa-core A10X Fusion chip
- HDMI 2.0a
- Wi-Fi 5
- First-generation Siri Remote
Apple TV 4K (Second-Generation)
- 2.49 GHz hexa-core A12 Bionic chip
- Support for high framerate HDR video up to 60-fps
- HDMI 2.1
- Wi-Fi 6
- ARC and eARC*
- Thread support
- Second-generation Siri Remote
Read on for a closer look at each of these aspects, and see what exactly both of the Apple TV 4K models have to offer.
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Article Link: Old Apple TV 4K vs. New Apple TV 4K (2nd Gen) Buyer's Guide
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