Best 600cc Bikes of the Decade

The best 600cc bikes of the decade are a tale of markets no less than of motorcycles. They have been squeezed by regulators, doubted by accountants, and abandoned by dealerships, but here they are, selling anyway.

The resurrected Honda CBR600RR became the top-seller middleweight motorcycle of Britain in June 2024 based on the figures from the Motor Cycle Industry Association published by Motorcycle News. It was subsequently announced that Honda has already sold over 9,600 units in Europe in two years.

Why should executives care about a displacement class? Because Top 600cc motorcycles of all time show how a mature product survives tightening law, changing taste and a shrinking core audience. The seven bikes below are also seven different answers to one business problem.

How the 600cc Class Lost Its Footing

For years the 600cc supersport was the performance industry's volume engine, a racing feeder and a dependable profit line for Japanese brands. Then three pressures arrived at once.

The first was law. Regulation (EU) No 168/2013 set the Euro 4 and Euro 5 emissions steps for motorcycles, and Euro 5 applied to all new vehicles from 1 January 2021, as the AECC's legislation summary notes. Small, high-revving engines are costly to certify for a niche audience. Honda's CBR600RR project leader pointed to "really strict emissions regulations" as the hardest part of the comeback.

The second was taste. Buyers drifted toward adventure bikes and nakeds.

"The market has changed," Triumph chief product officer Steve Sargent told.

The third was the litre-class superbike, which grew easier to ride and weakened the case for starting on a 600.

Yamaha ended the R6 after model year 2020, citing "evolving global market trends and regulations," in a statement carried by Cycle News.

Market Impact: Small Volumes, Big Signals

Sargent says middleweight sportsbike sales more than doubled in two years, which explains why Triumph brought the Daytona name back on a 660cc triple. Honda's logic is partly racing: a 600 again lets its teams develop younger riders, MCN reported.

"What a brilliant bit of news this is!" Honda UK's Neil Fletcher told Motorcycle News after the sales chart landed.

The competitive map has split in two. At the top sit the four-cylinder purists from Honda, Kawasaki and Yamaha's track-only R6. Below them is a cheaper, road-first tier. In the US, the 2026 Triumph Daytona 660 lists at $9,395 against $11,749 for the Aprilia RS 660, according to Ultimate Motorcycling. Is a halo model worth building if the volume never fully arrives?

The Seven Best 600cc Bikes of the Decade, Ranked

It is based on the lineage of the track, the engineering involved, and the commercial significance of each motorcycle, not just its highest power output.

1. Yamaha YZF-R6: The Undisputed Track Icon

The 2017 Yamaha R6 revision made it even more dedicated to the track with R1-style bodywork, traction control, KYB forks, and aggressive geometry. The bike set the standard for cornering performance and is undoubtedly a part of the best 600cc bikes ever made list. The street legal versions stopped being sold in the 2020 model year and the last orders of track only versions by Yamaha Japan finished in August 2026. with deliveries from February 2027.

It also looks the part. Parked, the R6 seems to be doing 150 mph, and many riders argue the 2010 version is the best-looking supersport ever built.

Best years: 2017 (final generation) and 2008-2009 (third-gen peak performance) | 599cc inline-four | around 117 horsepower in 2017, 127 hp claimed in 2008-2009 | 190 kg (419 pounds) wet weight in 2017

Known for: razor-sharp front end bite and high-revving engine which can spin to 16,000 rpm, a feat few motorcycles have ever achieved on track.

The third generation (2006-2016)

Significant changes happened in 2006, 2008 and 2010. With the high-revving, short-stroke engine hitting a claimed 127 hp in 2008-2009 before settling at about 122 hp from 2010-2016.

2006: YCC-T ride-by-wire throttle and a multiplate slipper clutch
2008: the YCC-I variable-length intake, a revised Deltabox frame and improved aerodynamics
2010: a longer exhaust pipe, re-mapped ECU and air box to improve mid-range power and new two-tone paintjob
Peak years: enthusiasts widely regard 2008-2009 as the sweet spot of power and low weight for this generation
Best looking: most agree that 2008-2009 are when power and light weight of this generation reach their peak

2. Triumph Daytona 675 / 675R: The Three-Cylinder Masterclass

The three-cylinder engine gave the performance of both the twin for the bottom-end and the four for the top-end. The R version got Öhlins suspension system and Brembo monobloc brakes. It managed to win in many comparison races. Triumph ended production of the motorcycle by 2018 but not before making a distinct sound and look.

Best year: 2013 (675R) | 675cc triple | 126 hp claimed | 14,400 rpm redline,

Known for: the signature triple growl, and the 675R's Öhlins suspension, Brembo monobloc brakes and quickshifter.

3. Honda CBR600RR: The Unshakeable Precision Tool

Honda was known for reliability, ergonomic comfortability and that undertail exhaust. Its 2024 return saw an addition of six-axis IMU, cornering ABS and Honda Selectable Torque Control. It debuted in the UK at £10,499 price tag as the cheapest supersport in the segment.

Best year: 2024 return | approx. 599cc inline-four | about 119 hp at 14,250 rpm | 193 kg wet

Known for: "Baby Fireblade," its reputation, unflinching reliability and Moto2 pedigree CBR600RR engines were used in Moto2 class between 2010 and 2018, as per Honda UK, according to Honda UK.

4. Kawasaki Ninja ZX-6R 636: The King of Real-World Supersports

It was a stroke of genius to retain the 636cc engine configuration. Those additional 37 cc contribute to midrange torque which allows to avoid continuous downshifting on street roads. While other manufacturers were resting on their laurels or had ceased to develop their 600 cc sportsbikes, Kawasaki kept introducing updates like quickshifter, LED lights and TFT display. Its India price tag stands at Rs 12.49 lakh ex-showroom, as per Autocar India.

Best year: 2019 | 636cc inline-four | (approx.) 130 PS (about 128 hp) at 13,500 rpm, 136 PS with ram air | 196 kg wet

Known for: The 636cc capacity that makes it stand out from the competition that have 599cc capacity, and also featuring quickshift, traction control, and slipper clutch.

5. MV Agusta F3 675: Exotic Artistry Meets Race Technology

Italian exotica came to the middleweight bikes thanks to MV Agusta with its high-revving engine featuring a counter-rotating crankshaft that reduces the mass in quick direction changes. Maps and traction control complemented the visual design.

Best year: 2016 (F3 675 RC) | 675 cc triple | 128 hp at 14,400 rpm | 173 kg (381 lb) dry weight

Known for: counter-rotating crankshaft and its design, which is promoted by MV Agusta itself as "World's Best Looking 600."

6. Suzuki GSX-R600: The Pure Analog Machine

Suzuki had a simple recipe for those who wanted the connection between hand and rear tyre. Ergonomics, convenient operation and low price when buying used bike were its advantages.

Best year: 2011 makeover | 599 cc inline-four | approximately 123 hp @ 13,500 rpm | 187 kg (413 lbs) wet weight

Known for: light weight frame, Showa Big Piston fork, Brembo radial brakes and Suzuki Drive Mode Selector system (two power modes).

7. Aprilia RS 660: The Next-Generation Middleweight

While the manufacturer replaced the tucking and peaky engine of its motorcycle by a parallel twin engine with useable midrange, comfortable ergonomics and advanced electronics including ABS with lean angle detection, traction control, wheelie control, and an up & down quickshifter system.

Best Year: Launched in 2021 | 659 cc parallel twin engine | 100 hp @ 10,500 rpm | 183 kg (wet weight)

Known for: Aprilia's APRC electronics suite with a six-axis IMU, five riding modes and a two-way quickshifter, all on a 169 kg dry chassis.

Challenges, Opportunities and the Road Ahead

The problems are inherent. Environmental regulations grow stricter, certification costs remain unaffected by volume, and Honda's return depends as much on racing as it does on the showrooms. Who is going to buy the final pure combustion supersport before the next regulation comes?

There are just as many opportunities. The end of the R6 cycle brings scarcity to a category that lacked production, while 660s provide a starter bike platform for brands. Sargent said the Daytona 660 can be converted to A2-licence spec, which widens the funnel for people starting out in their twenties.

We will see two separate market niches: rare halo bikes with four-cylinder engines supported by racing and the 660cc range road sportbikes with volume. Will the coming decade be about horsepower or usability?

How to Choose a 600cc Sportbike

Match the bike to the road. Get the R6, Daytona 675 / 675R or F3 675 for tracks; their attitude and suspension are suited for circuits. Get the ZX-6R 636 and RS 660 for streets and canyons; they offer better low-end power and less fussy electronics. Go for durability and resale by getting the CBR600RR and GSX-R600; they have good engines and lots of parts.

The Verdict

Business Honor Examines that The best 600cc sportbikes of the decade were about more than winning shootout comparisons. They proved that sometimes a product can last well past the situation that created it, given that its manufacturers find a new reason to produce it. Yamaha is putting a period on one era while Honda, Kawasaki, Aprilia and Triumph are writing a new one. The question up for debate remains whether racing, regulation or riders will define the middleweight.

FAQs

What are the best 600cc bikes of the decade?

The Yamaha YZF-R6, Triumph Daytona 675 / 675R, Honda CBR600RR, Kawasaki Ninja ZX-6R 636, MV Agusta F3 675, Suzuki GSX-R600 and Aprilia RS 660 lead this ranking for track ability, engineering and market impact.

Are 600cc sports bikes still being made?

Yes. Honda revived the CBR600RR for 2024 and Kawasaki continues the ZX-6R 636, while Aprilia and Triumph sell 660cc alternatives. Yamaha is ending the R6 after its final track-only orders.

Why did Yamaha stop the R6?

Yamaha cited market trends and regulations when it ended street sales after model year 2020. A track-only version continued, and Yamaha Japan's last order windows closed in August 2026.

Which 600cc motorcycle is best for the road?

The Kawasaki Ninja ZX-6R 636 and Aprilia RS 660 suit road riding best, thanks to stronger low-end torque and friendlier electronics.

What are the top 600cc motorcycles of all time?

Most lists include the Yamaha R6, Honda CBR600RR, Kawasaki ZX-6R, Suzuki GSX-R600 and Triumph Daytona 675, bikes that shaped both supersport racing and road riding.