Roku Ultra (2024) vs Roku Ultra (4800)

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Ultra (2024) compared with Ultra (4800)

	RokuUltra (2024)	RokuUltra (4800)
Overview
Released
Released	September 2024	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	Yes
Video
Video	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	Up to 4K at 60 fps; Roku's model-4800 guide specifies an HDCP 2.2 HDMI connection for 4K
HDR
HDR	Dolby Vision at 60 fps, HDR10, HDR10+ and HLG	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	Dolby Atmos decode via HDMI; DTS Digital Surround pass-through; AC-4 and DD+ with Atmos, FLAC, ALAC and other formats from USB	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 over 30% faster than other Roku players	Quad-core processor (Roku launch announcement); Roku's Benjamin/4800X developer row identifies Arm Cortex-A55
Memory
Memory	2 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 6	Wi-Fi 5
Ethernet
Ethernet	Yes	Yes
Voice remote
Voice remote	Yes	Yes
Ports
Ports	HDMI 2.1b; USB 3.0; 10/100 Ethernet; power	HDMI, USB, Ethernet and power input (model-4800 Quick Start Guide); no microSD slot (both reviews)
Wi-Fi and Bluetooth
Wi-Fi and Bluetooth	802.11ax dual-band MIMO Wi-Fi 6 (2.4 GHz and 5 GHz); Bluetooth audio streaming	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 Roku Smart Home, 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	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	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	Box	Box
Power
Power	12 V, 1.5 A power adaptor; about 4.5 W when streaming 4K	Supplied mains power adaptor
Size
Size	124.4 × 127.0 × 25.4 mm; 167.2 g	4.9 × 4.9 × 0.9 in (Tom's Guide)
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	Ultra player, voice remote, headphones, two AA batteries, Premium High Speed HDMI cable and power adaptor