Roku Streaming Stick 4K vs Roku Ultra (4800)

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Streaming Stick 4K compared with Ultra (4800)

	RokuStreaming Stick 4K	RokuUltra (4800)
Overview
Released
Released	October 2021	October 2020
Video and audio
Resolution
Resolution	4K	4K
HDR
HDR	Dolby Vision, HDR10+, HDR10 and HLG (better)	HDR10, Dolby Vision and HLG
Dolby Atmos
Dolby Atmos	–	Yes
Video
Video	Up to 2160p at 60 fps (3840 × 2160) with up-scaling from 720p and 1080p; needs HDCP 2.2 for 4K	Up to 4K at 60 fps; Roku's model-4800 guide specifies an HDCP 2.2 HDMI connection for 4K
HDR
HDR	Dolby Vision, HDR10, HDR10+ and HLG up to 60 fps	Roku's current Benjamin/4800X developer row lists HDR10, Dolby Vision and HLG. An older model-4800 support document also claims HDR10+, which the developer row omits; HDR10+ is left out of the main field pending reconciliation
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)	Dolby Atmos with compatible content and sound system; TechRadar lists AAC, MP3, WMA, FLAC, PCM, AC3/EAC3, DTS and ALAC support
Performance
Software
Software	Roku OS	Roku OS
Chip details
Chip details	Quad-core Arm Cortex-A55; Roku quotes up to 30% faster boot than before	Quad-core processor (Roku launch announcement); Roku's Benjamin/4800X developer row identifies Arm Cortex-A55
Memory
Memory	1 GB	2 GB (Roku's Benjamin/4800X developer row)
Software and services
Software and services	–	Roku OS; OS 9.4 was announced alongside the player. AirPlay 2 and HomeKit were added after launch, as confirmed in Tom's Guide's review; apps and features vary by country and software version
Connections
Wi-Fi
Wi-Fi	Wi-Fi 5	Wi-Fi 5
Ethernet
Ethernet	No	Yes
Voice remote
Voice remote	Yes	Yes
Ports
Ports	HDMI 2.0b; USB for power and the long-range Wi-Fi receiver	HDMI, USB, Ethernet and power input (model-4800 Quick Start Guide); no microSD slot (both reviews)
Wi-Fi and Bluetooth
Wi-Fi and Bluetooth	802.11ac dual-band MIMO Wi-Fi (2.4 GHz and 5 GHz) with long-range receiver	Dual-band 802.11ac (TechRadar); Bluetooth support and up to 50% greater wireless range than the prior model (Roku's launch claim)
Smart home
Smart home	Works with Apple AirPlay and HomeKit, Google Home and Alexa	Controllable through compatible Amazon Alexa and Google Assistant devices; AirPlay 2 and HomeKit support with updated software
Remote
Remote	Voice remote with TV power, volume and mute buttons; two pre-installed AAA batteries	Original voice remote has TV power, volume and mute, headphone jack, two personal shortcuts and lost-remote finder; two AA batteries. Later rechargeable-remote bundles are not separate player hardware here
Design
Type
Type	Stick	Box
Power
Power	5 V, 1 A; under 3.5 W typical when streaming 4K; power adaptor included	Supplied mains power adaptor
Size
Size	3.7 × 0.80 × 0.45 in; 26.0 g	4.9 × 4.9 × 0.9 in (Tom's Guide)
In the box
In the box	Roku Streaming Stick 4K, voice remote, two AAA batteries, USB power cable with long-range Wi-Fi receiver, power adaptor	Ultra player, voice remote, headphones, two AA batteries, Premium High Speed HDMI cable and power adaptor