We've found 325 deals, with prices starting from as little as £0.99 for a Shimano EW-CB300-M E-tube Di2 Cord band for SD300 cable.
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£139.99 was £249.99
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£159.99
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£170.75 was £184.99
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£174.99
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There is something wonderfully satisfying about pressing a button and hearing your bike change gear with a quick, precise click. That is the appeal of Shimano Di2, an electronic shifting system designed to make gear changes faster, more consistent and easier to control. Whether you are comparing Shimano Dura-Ace Di2, Shimano Ultegra Di2 or Shimano 105 Di2, Velostrive helps you compare offers from several online cycling retailers. Prices can vary considerably, particularly during seasonal sales, so checking the available deals could help you find a groupset, component or Di2-equipped bike for less. Di2 stands for Digital Integrated Intelligence. Instead of mechanical cables pulling the derailleurs into position, electronic signals and small motors perform each gear change. On Shimano’s current 12-speed road systems, the shift levers communicate wirelessly with the rear derailleur, while a central rechargeable battery is wired to the front and rear derailleurs. This produces a tidy cockpit while retaining a dependable power connection between the main components. Press a lever button and the system moves the chain to the selected sprocket or chainring. There is no cable stretch to compensate for, and properly adjusted Di2 shifting should remain accurate and consistent in changing British weather. You do not strictly need electronic shifting to enjoy cycling, but Di2 can make a bike feel noticeably more refined. The light button action is useful during long rides, fast group rides and cold winter outings when thick gloves can make mechanical levers harder to operate. It can also help when climbing, accelerating or changing gear while tired, as every shift requires very little hand movement. Di2 is particularly good at shifting the front derailleur. The system moves the chain quickly and can automatically trim the derailleur position, reducing chain rub as you move across the cassette. Riders can also customise shift-button functions and activate Synchronized or Semi-Synchronized Shift through Shimano’s E-TUBE PROJECT Cyclist app. Compatible cycling computers can display useful information such as the selected gear and battery status. Shimano Di2 suits cyclists who value convenience, accurate shifting and modern technology. It is especially attractive to road racers, sportive riders, triathletes and keen club cyclists, but you do not need to compete to appreciate it. Shimano 105 Di2 makes electronic road shifting accessible to a wider range of cyclists and is arguably the sensible choice for most enthusiasts. Ultegra offers a lighter and more performance-focused package, while Dura-Ace is designed for riders seeking Shimano’s highest-level road components. Di2 may be less suitable if you prefer simple mechanical equipment, regularly travel somewhere without charging facilities or want to keep maintenance and replacement costs as low as possible. The 12-speed Shimano 105 Di2 R7100 series brings much of Shimano’s electronic shifting technology to enthusiast-level road bikes. It offers fast shifting, hydraulic disc braking and climbing-friendly cassette options, with the rear derailleur supporting sprockets of up to 36 teeth. It is heavier than Ultegra and Dura-Ace, but the actual shifting experience remains impressively crisp. For sportive riding, club runs and everyday road cycling, 105 Di2 usually offers the best balance of performance and price. Shimano Ultegra Di2 R8100 is a popular option for racers and performance-minded cyclists. Its 12-speed drivetrain combines fast electronic shifting with lighter components and Shimano’s HYPERGLIDE+ technology, which helps produce smooth gear changes under pedalling load. Ultegra also provides additional controls on the lever hoods and compatibility with satellite shifters. It is a strong choice if you want near top-level performance without paying the full Dura-Ace premium. Shimano Dura-Ace Di2 R9200 sits at the top of Shimano’s road range. It is the lightest and most competition-focused option of the three, with exceptionally fast shifting and premium materials. Dura-Ace makes most sense for racers, weight-conscious riders and cyclists building a dream bike. The performance is excellent, but Ultegra and 105 provide many of the same practical benefits at substantially lower prices. Fast, precise and consistent electronic shifting Light button action, even when wearing winter gloves No conventional gear cables to stretch or corrode Customisable controls through the E-TUBE app Automatic front derailleur trimming Clean, largely wireless cockpit Battery and gear information on compatible bike computers More expensive than mechanical shifting The main battery must be charged Replacement parts can be costly Electronic faults may require specialist diagnosis Upgrading an existing bike can be complicated Dura-Ace offers limited value for non-competitive riders Shimano indicates that its current road Di2 systems can provide roughly 1,000 kilometres of riding from a fully charged main battery, although real-world range depends on shifting frequency, temperature and system condition. Charging is completed through a port on the rear derailleur. The wireless shift levers use separate coin-cell batteries, which normally last much longer than the main rechargeable battery. It is sensible to check the battery before a sportive, cycling holiday or long weekend ride. Pairing the system with a compatible cycling computer can provide a warning before the charge becomes critically low. For riders who enjoy smooth operation and precise gear changes, Shimano Di2 can be one of the most noticeable upgrades available. It will not make the pedals turn for you, but it can remove hesitation from shifting and help you concentrate on the road ahead. Shimano 105 Di2 is the value-focused recommendation, Shimano Ultegra Di2 is the performance sweet spot, and Shimano Dura-Ace Di2 is the premium racing option. Compare the latest Shimano Di2 deals on Velostrive to see which level best suits your bike, riding ambitions and budget.What is Shimano Di2?
Why do I need Shimano Di2?
Who is Shimano Di2 for?
Popular Shimano Di2 groupsets
Shimano 105 Di2
Shimano Ultegra Di2
Shimano Dura-Ace Di2
Shimano Di2 pros and cons
Pros
Cons
How long does a Shimano Di2 battery last?
Is Shimano Di2 worth buying?