Roku Premiere (3920) vs Roku Ultra (2024)

Every spec side by side, from each maker's published figures.

Only show differences

Better figure, where one is clearly better

Share comparison

Premiere (3920) compared with Ultra (2024)

	RokuPremiere (3920)	RokuUltra (2024)
Overview
Released
Released	October 2018	September 2024
Video and audio
Resolution
Resolution	4K	4K
HDR
HDR	HDR10	Dolby Vision, HDR10+, HDR10 and HLG (better)
Dolby Atmos
Dolby Atmos	–	Yes
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; HDMI Quick Media Switching (QMS); AV1, HEVC, H.264 and VP9 from USB
HDR
HDR	HDR10 in Roku's exact developer row; the 2019 UK reviews report no Dolby Vision, HDR10+ or HLG	Dolby Vision at 60 fps, HDR10, HDR10+ and HLG
Audio
Audio	–	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	Quad-core processor (Roku announcement); Arm Cortex-A53 and OpenGL ES 2.0 (exact maker developer row)	Quad-core Arm Cortex-A55; Roku quotes over 30% faster than other Roku players
Memory
Memory	1 GB (Roku's exact Gilbert 4K/3920X developer row)	2 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 6
Ethernet
Ethernet	No	Yes
Voice remote
Voice remote	No	Yes
Ports
Ports	HDMI output, micro-USB power and reset; no Ethernet, USB media or memory-card slot	HDMI 2.1b; USB 3.0; 10/100 Ethernet; power
Wi-Fi and Bluetooth
Wi-Fi and Bluetooth	Single-band 802.11b/g/n; no 5 GHz support (Tech Advisor)	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	Standard infrared remote with channel shortcuts; no microphone, television power/volume controls or headphone socket. Premiere+ 3921 was the voice-remote bundle	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	USB power cable and mains adaptor; maker recommends the adaptor if the television's USB port supplies insufficient power	12 V, 1.5 A power adaptor; about 4.5 W when streaming 4K
Size
Size	–	124.4 × 127.0 × 25.4 mm; 167.2 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 Ultra, Roku Voice Remote Pro (2nd edition), USB-C charging cable for the remote, Premium High Speed HDMI cable, power adaptor