Shimano Tiagra vs. Shimano 105: Which Gear Groupset is Right for You?

Cycling News
3 min readFeb 19, 2024

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Shimano Tiagra and 105 are two of the most popular mid-range bicycle groupsets on the market, catering to recreational and performance cyclists alike. But with both sharing similar aesthetics and functionalities, choosing the right one can be confusing. This review dives deep into their key differences and helps you decide which one suits your riding style and budget.

Shimano Tiagra vs. Shimano 105 Review
Shimano Tiagra and Shimano 105 Comparison

The Gearing Showdown

The most striking difference lies in the number of speeds. Tiagra features a classic 10-speed setup, while 105 boasts a modern 11-speed drivetrain. This translates to a wider gear range in 105, offering finer increments for tackling steeper climbs and maintaining higher speeds on flats.

Shifting Smoothness

Both groupsets employ Shimano’s dependable indexed shifting technology, but Shimano 105 takes the lead with its smoother and more precise action. This is attributed to improved internal mechanisms and materials, translating to a more pleasurable riding experience, especially under pressure.

Weight Weenie Delight

Material choices and design optimizations make 105 noticeably lighter than its Tiagra counterpart. This weight reduction contributes to snappier handling and improved climbing performance, particularly noticeable for weight-conscious riders.

Braking Power

Both offer mechanical and hydraulic disc brake options, providing ample stopping power for most riding conditions. However, Shimano 105’s hydraulic brakes edge out Tiagra’s in terms of modulation and power, especially in wet or muddy situations.

The Price Point

As you might expect, 105 commands a premium price compared to Tiagra. The 11-speed setup, lighter components, and advanced features contribute to this cost difference. Ultimately, it boils down to prioritizing performance and weight savings over affordability.

Who Should Choose Tiagra?

  • Budget-conscious riders who prioritize value over cutting-edge tech.
  • Recreational cyclists who value reliable performance for casual rides.
  • Beginners who want a solid groupset to learn and grow with.
Shimano Tiagra Groupset

Who Should Choose 105?

  • Performance-oriented riders who desire smoother shifting and wider gear range.
  • Weight-conscious cyclists who crave the benefits of lightweight components.
  • Experienced cyclists who appreciate the refined feel and control of 11-speed technology.
Shimano 105 Groupset

Shimano Tiagra vs. Shimano 105 : The Verdict

Both Tiagra and 105 offer excellent value and performance within their respective price brackets. If affordability is your main concern, Tiagra is a fantastic choice. But if you prioritize smoother shifting, wider gear range, lighter weight, and superior braking, 105 justifies its premium price tag. Ultimately, the best groupset comes down to your individual needs and riding goals.

Additional Considerations:

  • Compatibility: Ensure your bike frame is compatible with your chosen groupset.
  • Future Upgrades: Consider long-term upgradeability if you envision future modifications.
  • Availability: Both groupsets can experience stock shortages, so plan accordingly.

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Cycling News
Cycling News

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