Roku Express (3700) 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

Express (3700) compared with Ultra (2024)

	RokuExpress (3700)	RokuUltra (2024)
Overview
Released
Released	October 2016	September 2024
Video and audio
Resolution
Resolution	1080p	4K (better)
HDR
HDR	None	Dolby Vision, HDR10+, HDR10 and HLG (better)
Dolby Atmos
Dolby Atmos	–	Yes
Video
Video	1920 × 1080 playback; 1280 × 720 interface rendering (Roku's exact Littlefield/3700X developer row)	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	–	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	MIPS processor at 900 MHz (Roku's exact Littlefield/3700X developer row)	Quad-core Arm Cortex-A55; Roku quotes over 30% faster than other Roku players
Memory
Memory	512 MB (Roku's exact Littlefield/3700X developer row)	2 GB
Storage
Storage	No verified built-in user storage capacity published in the maker sources read	–
Software and services
Software and services	Roku OS; app availability varies by region and software version	–
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 and Micro-USB power input; no Ethernet (Tom's Guide and Ars Technica)	HDMI 2.1b; USB 3.0; 10/100 Ethernet; power
Wi-Fi and Bluetooth
Wi-Fi and Bluetooth	802.11b/g/n, single-band 2.4 GHz (Roku launch release and Ars Technica)	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 fixed app buttons; no microphone or TV power/volume controls. Mobile-app voice search is separate from the supplied 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
Design
Type
Type	Box	Box
Power
Power	–	12 V, 1.5 A power adaptor; about 4.5 W when streaming 4K
Size
Size	Small external box supplied with adhesive mounting strip and HDMI cable; infrared receiver must remain visible	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