In our comparison, not currently a pick
I:sy Skyfly S10 2025
€4,239.20at BikeExchange · sold by Zweirad Wierleukershop's RRP €5,299
Bosch Performance Line SX · 55 Nm · 545 Wh · 17.8 kg
Buy at BikeExchangeWhere it stands
In stock in 47 cm · price read 08:51 today · unchanged since the last check
Where it stands
This listing is in our comparison but is not ranked: e-bikes are not value-ranked yet: we list them without ranking them.
What you get
- Kind
- compact or folding e-bike as BikeExchange shelves it
- Motor
- Bosch Performance Line SX Bosch | Bosch Performance Line SX
- Torque
- 55 Nm the maker's rating for this motor
- Battery
- 545 Wh, mounted outside the frame
- Class
- not stated by the shop
- Display
- Bosch Kiox 500 with Mini Remote
- Permitted total weight
- 150 kg
- Frame
- Carbon
- Drivetrain
- Shimano Tiagra, 10-speed
- Wheels
- model not recognised: Ryde Disc30 | Ryde Disc30
- Brakes
- Hydraulic disc, 4-piston
- Weight
- 17.8 kg as published
- Power meter
- No
- Comes with
- rack, mudguards, lights, kickstand
- Tyres
- SCHWALBE Super MotoX, foldable
The compromises
- Mechanical shifting, at a price where electronic groupsets are common.
- Wheels not identified from the listing, so we scored them level with basic aluminium rather than guess.
- No power meter, which many bikes at this price include.
Your size
What BikeExchange lists, and what it has today
47 cmin stock
Where to buy
BikeExchange is the only one of the 22 shops we check that sells this bike.
Price so far
€4,239.20 at every one of our 3 checks since 25 Sept.
- BikeExchange states an RRP of €5,299 (20% off). That is the shop's claim; we rank on today's price, never on the discount.
Every check
| Checked | Price | Availability |
|---|---|---|
| 25/09/2026, 11:47:39 | €4,239.20 | limited |
| 25/09/2026, 21:42:02 | €4,239.20 | limited |
| 26/09/2026, 08:51:53 | €4,239.20 | limited |
How sure we are
We read 6 of 7 key facts off BikeExchange's page; not stated: wheels.
Read 08:51 today. The full audit trail shows the source text behind every fact. Report a mistake
Full specification as published by BikeExchange
| Rahmenmaterial | Carbon |
|---|---|
| Gewicht* | 17.8 kg |
| Zulässiges Gesamtgewicht | 150 kg |
| Bremse | TEKTRO HD-T532, hydraulic 4-piston disc brake |
| Bremsscheiben | 180 mm |
| Bremsscheibe hinten | 180 mm |
| Bremse hinten | TEKTRO HD-T532, hydraulic 2-piston disc brake |
| Bremshebel | 3-finger brake lever |
| Reifengröße | 62-406 |
| Speichen | 32x Niro 2.0 mm |
| Laufrad hinten | Ryde Disc30 |
| Nabe hinten | Shimano Deore FH-M5100 |
| Laufräder | Ryde Disc30 |
| Reifen | SCHWALBE Super MotoX, foldable |
| Vorbau | i:SY stem 70mm |
| Steuersatz | i:SY headset |
| Lenker | i:SY handlebars 30° |
| Griffe | ERGON GC10 ERGONomic handles |
| Display | Bosch Kiox 500 with Mini Remote |
| Akkukapazität | 545 Wh |
| Ladegerät | Bosch 4A Charger |
| Motorhersteller | Bosch |
| Akku | Bosch PowerPack |
| Motor | Bosch Performance Line SX |
| Schutzblech | i:SY mudguard 20 inch, width 70mm |
| Schloss | Abus battery lock BLO BOS DT3 XPLUS |
| Ständer | PLETSCHER Kickstand Comp40 Flex |
| Licht hinten | FUXON RL 130 EB BL, with delay light |
| Gepäckträger | i:SY Carrier 2.0 MonkeyLoad Ready |
| Licht vorne | FUXON FF-100EB, 100 Lux LED with high beam |
| Kassette | 12-28T |
| Kurbelgarnitur | i:SY E-Bike crank |
| Pedale | i:SY Anti-slip Folding Pedal |
| Schalthebel | SHIMANO Tiagra Rapidfire Plus |
| Art der Schaltung | derailleur | 10 speed |
| Umwerfer hinten | SHIMANO Tiagra |
| Kette / Riemen | SHIMANO CN-LG500 |
| Sattel | ZECURE, Hydro Foam, size L |
| Sattelstütze | i:SY seatpost, 415 mm, ⌀ 34.9mm |
| Sattelklemme | i:SY 2.0 quick release integrated |
| Jahr | 2025 |
The shop's feature list
- Bosch
- 545wh
- Kettenschaltung
- Beschreibung