Score

The Kensington Pro Fit Ergo TB550 Trackball receives a moderate score, as it offers an ergonomically designed form that enhances comfort during extended use and versatile connectivity options. However, users have reported a steep learning curve for the scrolling function and inconsistent button responsiveness, leading to mixed feelings about its overall performance, especially for precision tasks. Its pricing reflects its advanced features, but many find competing alternatives more reliable and user-friendly.

8/10
Expert
7.5/10
Consumer

Pros

  • โ€ขComfortable to use
  • โ€ขWorks great once accustomed
  • โ€ขExcellent build quality
  • โ€ขSmooth and responsive buttons
  • โ€ขGood ergonomics

Cons

  • โ€ขTakes some getting used to
  • โ€ขScroll function isn't working well
  • โ€ขAnnoying click sound
  • โ€ขNeed to clean often
  • โ€ขNo replaceable battery

Bottom Line

The Kensington TB550 Wireless Trackball Mouse offers comfort and great performance with its ergonomic design and smooth operation. It does come with a learning curve and some minor inconveniences like the annoying click sound and frequent cleaning requirements. Overall, it's a solid choice for those looking to improve their workstation ergonomics while saving desktop space.

Product Score

Based on professional reviews and customer feedback

7.75/10
Overall
8/10
Expert
7.5
Consumer

Why this score?

The Kensington Pro Fit Ergo TB550 Trackball receives a moderate score, as it offers an ergonomically designed form that enhances comfort during extended use and versatile connectivity options. However, users have reported a steep learning curve for the scrolling function and inconsistent button responsiveness, leading to mixed feelings about its overall performance, especially for precision tasks. Its pricing reflects its advanced features, but many find competing alternatives more reliable and user-friendly.

8+ Excellent
6-8 Good
4-6 Average
<4 Poor
Lowest at any Popular Retailer
$48.58 at Amazon
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