Yamaha R7
73 hp, 689 cc, 414 lbs2022
Yamaha R6
121 hp, 600 cc, 401 lbs2003 - 2004
EngineYamaha R7Yamaha R6
Engine codeCP2
Displacement689 cc600 cc
Max power73 hp (@8 750 RPM)121 hp (@13 000 RPM)
Max torque49 lb ft (@6 500 RPM)44 lb ft (@12 000 RPM)
Redline10 000 RPM15 500 RPM
Idling speed1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-2DOHC Inline-4
Compression11.50:112.40:1
Oil capacity2.18 quart3.22 quart
Oil type10W40, 10W5010W40, Motul 300V 10W40, Shell Rotella 10W40
Spark plug typeNGK LMAR8A-9NGK CR9EK, NGK CR10EK
CoolingLiquidLiquid
Valves816
Bore80.0 mm65.5 mm
Stroke68.6 mm44.5 mm
Throttle bore38.0 mm
Weight to power5.68 lbs/hp3.32 lbs/hp
Power to weight440 hp/2500lbs753 hp/2500lbs
Battery typeYTZ7S 12V 6Ah12 V 8 Ah, GT9B-4
GearboxYamaha R7Yamaha R6
TypeSequentialSequential
ClutchSlipperWet
DriveChainChain
Chain type
Gears count06
Primary ratio1.955
Final drive3.0
1. gear2.8462.846 (68 mph)
2. gear2.1251.947 (100 mph)
3. gear1.6321.556 (125 mph)
4. gear1.31.333 (146 mph)
5. gear1.0911.19 (164 mph)
6. gear0.9641.083 (180 mph)
ChasisYamaha R7Yamaha R6
Frame typeDiamond steel frameDiamond
Front susp.KYB 41mm USD, 5.12 in travelTelescopic fork USD, 4.72 in travel
Rear susp.Monoshock, 5.12 in travelSwingarm link, spring/gas-oil damper
Summary

The 2003-2004 Yamaha R6 and 2022 Yamaha R7 are two motorcycles from the same brand but belong to different eras. They both excel in their own ways and attract different audiences.

Basic Characteristics: The 2003-2004 Yamaha R6 is a middleweight super sports motorcycle with a liquid-cooled, 600cc in-line four-cylinder engine. It has a six-speed manual transmission and produces 116 horsepower, with a top speed of just under 160 mph. It features adjustable suspension, dual front disc brakes, and a single rear disc brake. The bike weighs 357 pounds and has a seat height of 32.3 inches.

The 2022 Yamaha R7 is a modern-day super sports motorcycle with a liquid-cooled, 689cc in-line two-cylinder engine. It has a six-speed manual transmission and produces 73 horsepower, with a top speed of around 125 mph. It features fully adjustable KYB suspension, a single front disc brake, and a single rear disc brake. The bike weighs 414 pounds and has a seat height of 32.9 inches.

Targeted Audiences: The 2003-2004 Yamaha R6 is targeted towards riders who want a fast and aggressive bike meant for track use. It emphasizes performance and speed over comfort and practicality, making it less of a daily driver and more of a weekend thrill.

The 2022 Yamaha R7 is targeted towards riders who want a more refined and versatile super sports machine. It caters to those who want a balance of performance and comfort, with its adjustable suspension and sport-touring features. It's ideal for riders who want to ride long distances but don't want to sacrifice speed and agility.

Best Points as Compared to Each Other: The 2003-2004 Yamaha R6 has a more powerful engine, producing almost 60 horsepower more than the R7. It's also lighter and has better braking performance, with dual front disc brakes compared to the R7's single front disc brake.

The 2022 Yamaha R7, on the other hand, has a more refined and advanced design. Its in-line two-cylinder engine utilizes the latest technology, delivering better fuel efficiency and smoother power delivery. It also has a wider range of adjustability with its suspension, making it suitable for both track and road use.

Areas Where They Shine and Areas Where They Let Down