Apple TV 4K (2nd generation) vs Apple TV 4K (3rd generation)

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TV 4K (2nd generation) compared with TV 4K (3rd generation)

	AppleTV 4K (2nd generation)	AppleTV 4K (3rd generation)
Overview
Released
Released	May 2021	November 2022
Video and audio
Resolution
Resolution	4K	4K
HDR
HDR	Dolby Vision, HDR10 and HLG	Dolby Vision, HDR10+, HDR10 and HLG (better)
Dolby Atmos
Dolby Atmos	Yes	Yes
Video
Video	H.264/HEVC SDR video up to 2160p, 60 fps, Main/Main 10 profile	SDR video with AVC/HEVC (Main/Main 10 profile) up to 2160p, 60 fps; HDMI Quick Media Switching (QMS); 21:9 and other cinematic aspect ratios on compatible projectors and displays
HDR
HDR	HEVC Dolby Vision (Profile 5), HDR10 (Main 10 profile) and HLG up to 2160p, 60 fps	Dolby Vision (Profile 5) up to 2160p, 60 fps; HDR10+, HDR10 and HLG with HEVC (Main 10 profile) up to 2160p, 60 fps
Audio
Audio	Dolby Atmos; AC-3 (Dolby Digital 5.1) and E-AC-3 (Dolby Digital Plus 7.1); Apple Lossless, FLAC, AIFF, WAV, AAC, HE-AAC and MP3; ARC or eARC over HDMI	Dolby Atmos; AC-3 (Dolby Digital 5.1) and E-AC-3 (Dolby Digital Plus 7.1); Apple Lossless, FLAC, AIFF, WAV, AAC, HE-AAC and MP3; ARC or eARC over HDMI
Performance
Software
Software	tvOS	tvOS
Storage
Storage	32 GB	64 GB (better)
Chip details
Chip details	A12 Bionic with 64-bit architecture	A15 Bionic
Memory
Memory	3 GB LPDDR4 (iFixit teardown)	–
Storage
Storage	32GB or 64GB	64GB (Wi-Fi model) or 128GB (Wi-Fi + Ethernet model)
Connections
Wi-Fi
Wi-Fi	Wi-Fi 6	Wi-Fi 6
Ethernet
Ethernet	Yes	Yes
Smart home hub
Smart home hub	Yes	Yes
Voice remote
Voice remote	Yes	Yes
Ports
Ports	HDMI 2.1 (up to 4K 60 fps HDR output, ARC or eARC); Gigabit Ethernet; IR receiver	HDMI 2.1 (up to 4K 60 fps HDR output, ARC or eARC, QMS); Gigabit Ethernet (Wi-Fi + Ethernet model only); IR receiver
Wi-Fi and Bluetooth
Wi-Fi and Bluetooth	802.11ax Wi-Fi 6 with MIMO, simultaneous dual band (2.4GHz and 5GHz); Bluetooth 5.0	Wi-Fi 6 (802.11ax) with 2x2 MIMO; Bluetooth 5.0
Smart home
Smart home	Home hub; Thread, for HomeKit or Matter Thread accessories	Home hub; Thread networking on the Wi-Fi + Ethernet model only, for HomeKit or Matter Thread accessories
Remote
Remote	Siri Remote (2nd generation) with clickpad, microphone for Siri, Bluetooth 5.0 and IR transmitter; controls the TV or receiver by IR or CEC; rechargeable over Lightning; 136 × 35 × 9.25 mm, 63 g	Siri Remote (3rd generation) with touch-enabled clickpad, microphone for Siri, Bluetooth 5.0 and IR transmitter; controls the TV or receiver by IR or CEC; rechargeable over USB-C; 136 × 35 × 9.25 mm, 66 g
Design
Type
Type	Box	Box
Power
Power	Built-in power supply	Built-in power supply; 100–240 V AC, 50–60 Hz
Size
Size	35 × 98 × 98 mm (H × W × D); 425 g	31 × 93 × 93 mm (H × W × D); 208 g (Wi-Fi model), 214 g (Wi-Fi + Ethernet model)
In the box
In the box	Apple TV 4K, Siri Remote, power cord, Lightning to USB cable, documentation	Apple TV 4K, Siri Remote, power lead, documentation (HDMI cable sold separately)