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The “Cairon S 2.0 500 Diamant” model from Conway, launched in 2024, is a versatile e-bike priced at 3099 EUR, placing it in the mid-range category. The frame is made of aluminium and features a diamond shape, with a seat tube length of 490 mm and a total weight of 23 kg. The maximum load capacity is 130 kg, making the bike suitable for a wide range of riders.
The Cairon S 2.0 is powered by a fourth-generation Bosch mid-drive motor, the ‘Performance CX’, which operates at a voltage of 36 V and a power output of 250 W. The battery is a Bosch “Powertube 500” with a capacity of 500 Wh, ensuring sufficient range. The Bosch “Intuvia 100” display offers intuitive control with four assistance levels and a push-assist function.
The gear system consists of a 9-speed TEKTRO “M350” with the corresponding “RD-M350R” shifter, enabling reliable gear selection. Safety is ensured by TEKTRO “HD-M280” disc brakes with 180 mm brake discs at the front and rear.
Suspension is provided by an RST “Blaze ML” fork with 120 mm of travel, ensuring a comfortable ride on a variety of surfaces. The tyres are SCHWALBE “Tough Tom” in size 60-622, fitted to RODI “Ready 30” rims, and offer good traction.
The handlebars are CONWAY “Riser” with a diameter of 31.8 mm and a width of 720 mm, which, together with the sporty CONWAY grips, ensure comfortable handling. The stem measures 90 mm and the headset is a ZS56 / ZS56 with a Blocklock function.
Other features include a MIRANDA “Classic Gen4” crankset with a length of 165 mm, a SHIMANO “HG53” drivetrain, and a SELLE ROYAL “Vivo Athletic Ergo” saddle, mounted on a CONWAY Patent seatpost with a diameter of 31.6 mm and a length of 350 mm.
In summary, the Conway Cairon S 2.0 500 Diamond offers a solid combination of performance, comfort and safety, making it an attractive option for e-bike enthusiasts.
| Front brakes | TEKTRO "HD-M280" |
| Brakes | TEKTRO "HD-M280" |
| Front brake disc | TEKTRO "TR180-35", 180 mm |
| Rear brake disc | TEKTRO "TR180-35", 180 mm |
| Brake levers | TEKTRO "HD-M280" |
| Frame | CONWAY Intube Bosch, Aluminium Diamond 49 cm |
| Drivetrain | 9-speed TEKTRO "M350" |
| Shift levers | TEKTRO "RD-M350R" |
| Number of gears | 9 |
| Fork | RST "Blaze ML", 120 mm |
| Fork travel (mm) | 120 |
| Bottom bracket | BOSCH |
| Crankset | MIRANDA "Classic Gen4", 165 mm |
| Sprocket | MIRANDA "Gen4", 36 teeth, with CG TEKTRO "CS-M350", 11–46 teeth |
| Drive | SHIMANO "HG53" |
| Headset | ZS56 / ZS56, Blocklock |
| Handlebar | CONWAY "Riser", Ø 31.8, 720 mm |
| Grips | CONWAY "Sport" |
| Stem | CONWAY, 31.8 mm, 90 mm |
| Saddle | SELLE ROYAL "Vivo Athletic Ergo", He |
| Seatpost | CONWAY Patent, 31.6 mm, 350 mm |
| Rims | RODI "Ready 30" |
| Tires | SCHWALBE "Tough Tom" |
| Front tire | SCHWALBE "Tough Tom", 60-622 |
| Rear tire | SCHWALBE "Tough Tom", 60-622 |
| Front hub | SHIMANO "HB-TX505" QR |
| Rear hub | SHIMANO "FH-TX505" QR |
| Spokes | Niro |
| Pedals | VP "VPE-506" |
| Motor manufacturer / model | BOSCH Gen. 4 "Performance CX" mid-drive motor, 36 V, 250 W |
| Display | BOSCH, "Intuvia 100", 4-speed, push-assist |
| Battery | BOSCH "Powertube 500", lithium-ion with BMS, 500 Wh |
| Battery capacity (Wh) | 500 |
| Charger | Bosch 4 Ah |