Is Modern Shimano 105 Better Than 10 Year Old Dura-Ace?

Summary by Krater

GCN compares a modern Shimano 105 R7000 groupset with a 10-year-old Shimano Dura-Ace 7900 groupset, testing shifting, weight, and braking performance. The video concludes that Dura-Ace is slightly lighter and shifts crisply, but 105 is significantly more versatile, highly compatible, and offers superior braking and gear options.

From the video

Answers: How does a modern Shimano 105 groupset compare to a 10-year-old Dura-Ace groupset?

• Shimano 105 R7000 vs Dura-Ace 7900
• Cycling groupset weight comparison
• Rim brakes vs hydraulic disc brakes
• Chainset and cassette weight differences
• Shifting and braking performance in road bikes

What it concludes

• Retro Dura-Ace 7900 chainset and bottom bracket weigh 725g, while 105 R7000 chainset weighs 713.4g.
• Dura-Ace 7900 front mech weighs 68g, whereas 105 R7000 front mech weighs 95g.
• Dura-Ace 7900 levers weigh 370g, while 105 R7000 hydraulic levers weigh 500g.
• Dura-Ace 7900 rear mech weighs 166g, compared to 225g for 105 R7000.
• Dura-Ace 7900 cassette (11-23) weighs 163g, while 105 R7000 cassette (11-32) weighs 320g.
• Modern Shimano 105 R7000 groupset with disc brakes weighs around 2,280g, while old Dura-Ace with rim brakes weighs around 1,807g.