Roku Premiere (4620) vs Roku Ultra (2024)

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Premiere (4620) compared with Ultra (2024)

	RokuPremiere (4620)	RokuUltra (2024)
Overview
Released
Released	October 2016	September 2024
Video and audio
Resolution
Resolution	4K	4K
HDR
HDR	None	Dolby Vision, HDR10+, HDR10 and HLG (better)
Dolby Atmos
Dolby Atmos	–	Yes
Video
Video	4K UHD up to 60 fps; HDCP 2.2; upscales 720p/1080p to 4K and 720p to 1080p (Roku launch release reproduced by Display Daily)	Up to 2160p at 60 fps (3840 × 2160) with up-scaling from 720p and 1080p; HDMI Quick Media Switching (QMS); AV1, HEVC, H.264 and VP9 from USB
HDR
HDR	No HDR in Roku's exact Cooper/4620X developer row and original launch release; distinct from the later HDR-capable Premiere with model number 3920	Dolby Vision at 60 fps, HDR10, HDR10+ and HLG
Audio
Audio	Night listening mode adjusts sound levels for consistent volume (Roku launch release)	Dolby Atmos decode via HDMI; DTS Digital Surround pass-through; AC-4 and DD+ with Atmos, FLAC, ALAC and other formats from USB
Performance
Software
Software	Roku OS	Roku OS
Chip details
Chip details	Arm Cortex-A53 quad-core at 1.2 GHz; OpenGL ES 2.0 (Roku's exact Cooper/4620X developer row)	Quad-core Arm Cortex-A55; Roku quotes over 30% faster than other Roku players
Memory
Memory	1 GB (Roku's exact Cooper/4620X developer row)	2 GB
Software and services
Software and services	Roku OS; apps and features vary by region and software version	–
Connections
Wi-Fi
Wi-Fi	Wi-Fi 5	Wi-Fi 6
Ethernet
Ethernet	No	Yes
Voice remote
Voice remote	No	Yes
Ports
Ports	HDMI output and power input only; no Ethernet or microSD card slot (The Gadgeteer)	HDMI 2.1b; USB 3.0; 10/100 Ethernet; power
Wi-Fi and Bluetooth
Wi-Fi and Bluetooth	Dual-band 802.11ac MIMO (Roku launch release)	802.11ax dual-band MIMO Wi-Fi 6 (2.4 GHz and 5 GHz); Bluetooth audio streaming
Smart home
Smart home	–	Works with Roku Smart Home, Apple AirPlay and HomeKit, Google Home and Alexa
Remote
Remote	Original infrared remote with navigation, playback and app shortcuts; no microphone or headphone socket. Mobile-app voice search is separate	Roku Voice Remote Pro (2nd edition) with hands-free voice, backlit buttons, TV power and volume, Quick Launch and Live TV Guide buttons, lost-remote finder; rechargeable over USB-C
Design
Type
Type	Box	Box
Power
Power	–	12 V, 1.5 A power adaptor; about 4.5 W when streaming 4K
Size
Size	Approximately 5-inch-square black box (The Gadgeteer); original box includes remote, two AAA batteries and power adapter	124.4 × 127.0 × 25.4 mm; 167.2 g
In the box
In the box	–	Roku Ultra, Roku Voice Remote Pro (2nd edition), USB-C charging cable for the remote, Premium High Speed HDMI cable, power adaptor