Roku Premiere (3920) vs Roku Streaming Stick 4K

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Premiere (3920) compared with Streaming Stick 4K

	RokuPremiere (3920)	RokuStreaming Stick 4K
Overview
Released
Released	October 2018	October 2021
Video and audio
Resolution
Resolution	4K	4K
HDR
HDR	HDR10	Dolby Vision, HDR10+, HDR10 and HLG (better)
Video
Video	720p, 1080p and 4K Ultra HD; up to 4K at 60 fps (Roku's exact Gilbert 4K/3920X developer row). HDCP 2.2 required for 4K/HDR	Up to 2160p at 60 fps (3840 × 2160) with up-scaling from 720p and 1080p; needs HDCP 2.2 for 4K
HDR
HDR	HDR10 in Roku's exact developer row; the 2019 UK reviews report no Dolby Vision, HDR10+ or HLG	Dolby Vision, HDR10, HDR10+ and HLG up to 60 fps
Audio
Audio	–	Digital stereo over HDMI; DTS Digital Surround and Dolby-encoded audio pass-through over HDMI (Roku's UK spec doesn't list Dolby Atmos)
Performance
Software
Software	Roku OS	Roku OS
Chip details
Chip details	Quad-core processor (Roku announcement); Arm Cortex-A53 and OpenGL ES 2.0 (exact maker developer row)	Quad-core Arm Cortex-A55; Roku quotes up to 30% faster boot than before
Memory
Memory	1 GB (Roku's exact Gilbert 4K/3920X developer row)	1 GB
Software and services
Software and services	Roku OS; app availability varies by region and software version. US retail availability began in early October 2018; the developer row lists 2019, while the original US maker announcement specifies October 2018	–
Connections
Wi-Fi
Wi-Fi	Wi-Fi 4	Wi-Fi 5
Ethernet
Ethernet	No	No
Voice remote
Voice remote	No	Yes
Ports
Ports	HDMI output, micro-USB power and reset; no Ethernet, USB media or memory-card slot	HDMI 2.0b; USB for power and the long-range Wi-Fi receiver
Wi-Fi and Bluetooth
Wi-Fi and Bluetooth	Single-band 802.11b/g/n; no 5 GHz support (Tech Advisor)	802.11ac dual-band MIMO Wi-Fi (2.4 GHz and 5 GHz) with long-range receiver
Smart home
Smart home	–	Works with Apple AirPlay and HomeKit, Google Home and Alexa
Remote
Remote	Standard infrared remote with channel shortcuts; no microphone, television power/volume controls or headphone socket. Premiere+ 3921 was the voice-remote bundle	Voice remote with TV power, volume and mute buttons; two pre-installed AAA batteries
Design
Type
Type	Box	Stick
Power
Power	USB power cable and mains adaptor; maker recommends the adaptor if the television's USB port supplies insufficient power	5 V, 1 A; under 3.5 W typical when streaming 4K; power adaptor included
Size
Size	–	3.7 × 0.80 × 0.45 in; 26.0 g
In the box
In the box	Player, infrared remote, two AAA batteries, HDMI cable, USB power cable, power adaptor and removable adhesive strip (UK quick-start guide)	Roku Streaming Stick 4K, voice remote, two AAA batteries, USB power cable with long-range Wi-Fi receiver, power adaptor