Roku Ultra VS Fire TV Cube

Published October 13, 2025 • 10 min read • 2 views

Head-to-Head Comparison

Roku Ultra
Roku Ultra
$99
Current MSRP as of Q4 2023
Overall Winner
Fire TV Cube
Fire TV Cube
$129.99
Price at launch or current MSRP

Both Roku Ultra and Fire TV Cube are high-end streaming devices offering advanced features for a premium viewing experience, but they cater to different user preferences with unique sets of advantages.

Quick Specs Comparison

Specification Roku Ultra Fire TV Cube
Processor Quad-core Amlogic Quad-core A53
RAM 4GB 3GB
Storage Options No internal storage, USB drive support for media playback 8GB (2.72GB available to user)
Wireless Connectivity Wi-Fi 5, Bluetooth 4.2 Dual-band Wi-Fi 6E, Bluetooth 5.0
Voice Control Roku Voice Remote (microphone button) Amazon Alexa built-in
Additional Features 4K UHD, HDR support, Roku TV Voice control with remote or built-in mic, Smart Home hub

Overall Scores

Roku Ultra

8.7
WINNER
Performance 9/10
Connectivity 8.5/10
Voice Control 7.5/10
Features 9.3/10
Value 9.2/10

Fire TV Cube

8.6
RUNNER-UP
Performance 8.5/10
Connectivity 9/10
Voice Control 9.3/10
Features 9.1/10
Value 7.8/10

Detailed Analysis

Performance

Winner: Roku Ultra

The Roku Ultra has a more robust processor and higher RAM, making it superior for handling 4K content and streaming services.

Connectivity & Features

Winner: Fire TV Cube

The Fire TV Cube boasts Dual-band Wi-Fi 6E, Bluetooth 5.0 for superior connectivity, and Alexa integration for smart home control.

Voice Control & Integration

Winner: Fire TV Cube

The Fire TV Cube excels in voice command functionality and ecosystem integration with Alexa, providing a seamless smart home experience.

Storage & Accessibility

Winner: Roku Ultra

Roku Ultra offers flexibility in storage through USB support for media playback, which the Fire TV Cube lacks.

Final Verdict

While both devices offer impressive streaming capabilities and smart home integration, the Roku Ultra edges out due to its superior performance in handling high-resolution content and flexibility with external storage.

Choose Roku Ultra if:

  • Superior processor and RAM for 4K performance
  • Flexibility in media playback with USB support
  • More affordable pricing at $99

Choose Fire TV Cube if:

  • Advanced connectivity options including Wi-Fi 6E
  • Built-in Alexa for superior voice control and ecosystem integration
  • Smart Home hub functionality

Where to Buy

Roku Ultra

$99

Current MSRP as of Q4 2023

Fire TV Cube

$129.99

Price at launch or current MSRP

Prices may vary by retailer and configuration