In this technical comparison between the Trek FX Plus 1S and the VanMoof S6 Open, we analyze the key features to help you choose.
In terms of performance, the FX Plus 1S offers 500W Hyena Rear Hub Motor, while the S6 Open delivers 250W Front Hub Motor (Peak output boosted).
Choosing between these two Electric Bikes models often comes down to your budget, with prices around $2,099.99 and ~$3,750 USD.
| Specifications |
Trek FX Plus 1S |
VanMoof S6 Open |
|---|---|---|
|
|
|
| Launch | ||
| Version | 2026 | 2026 |
| Design & Build | ||
| Frame size | - | One size (Rider height: 150–200 cm) |
| Dimensions | 27.5" (650b) wheels; 50mm tire clearance | Compact frame with 24" wheels |
| Weight | Approx. 48.73 lbs (22.1 kg) for Size M | 22.5 kg (49.6 lbs) |
| Frame material | Alpha Gold Aluminum (Low-emission) | Aluminum with smooth-welded seams |
| Wheel size | 27.5" (650b) | 24-inch |
| Tire type | Bontrager GR0 Comp, 60 tpi, 650x50mm | VanMoof custom tires with puncture protection |
| Suspension | Rigid (Alloy fork) | Rigid (Optional suspension seatpost available) |
| IP rating | UL 2849 & 2271 certified for electrical safety | Water-resistant (Full system protection) |
| Max load capacity | 300 lbs (Rider + Bike + Cargo) | ~120 kg (Combined) |
| Motor & Performance | ||
| Motor power | 500W Hyena Rear Hub Motor | 250W Front Hub Motor (Peak output boosted) |
| Torque | 60 Nm | 68 Nm (Boost mode) |
| Top speed | 28 mph (Pedal Assist); 20 mph (Throttle) | 25 km/h (EU/UK legal limit) |
| Assist levels | 3 Levels (Eco, Mid, High) | 4 Power levels |
| Gear system | Shimano ESSA U2000, 8-speed | 3-speed AutoShift Hub (Mechanical-automatic) |
| Drive type | Rear Hub Drive (Torque sensor activated) | Front Hub Drive with Torque Sensor |
| Climbing angle | High torque (60Nm) optimized for city hills | High (Optimized for urban hills via Boost) |
| Battery & Range | ||
| Battery capacity | 520Wh (Integrated) | 487Wh (Integrated Panasonic cells) |
| Range | Up to 50 miles (80 km) | 60–150 km (37–93 miles) |
| Charging time | Approx. 4–5.5 hours (2.7A charger) | 6.5 hours (0–100%); 2.5 hours (0–50%) |
| Charging port type | Trek EasyMag (Magnetic) | Magnetic charger (Trek-style EasyMag) |
| Removable battery | No (Integrated in down tube) | No (Internal/Serviceable) |
| Display & Controls | ||
| Display type | Full-color LCD HMI | Gen 6 Halo Ring Interface (Brighter LED) |
| Speed / battery indicators | Integrated on LCD display | Speed, Battery, Power level, Lock status |
| Mode switching | Handlebar-mounted controls | Handlebar buttons (Left/Right) |
| Throttle | Thumb throttle included | Boost Button (Instant acceleration) |
| Walk assist | Included | Yes |
| Connectivity & Smart Features | ||
| App support | Trek Central App | VanMoof App (Customizable riding behavior) |
| Bluetooth | Yes (for app connectivity) | Yes (Automatic recognition/Unlock) |
| GPS tracking | Route mapping/navigation via App | Always-On Tracking (GPS + GSM + LTE-M) |
| Anti-theft lock | Via App (Digital) / Standard lock mounts | Gen 6 Kick Lock (Automatic pin retraction) |
| Ride statistics / logs | Logs speed, distance, and battery health | Apple Find My compatible; Ride logs in App |
| Safety & Lighting | ||
| Headlight | Herrmans MR8 (180 lumen / 60 lux) | Integrated Hi-Vis LED (Smart sensing) |
| Taillight / Brake light | Sate-Lite M-15 with integrated Brake Light | Integrated LED with automatic braking pulse |
| Reflectors | Standard wheel/pedal reflectors | Integrated on tires/pedals |
| Turn signals | Integrated in rear light (Handlebar controls) | N/A (Standard visual signaling) |
| Bell / Horn | Included | Electronic (Adaptive volume/Pitch) |
| Brake type | Rush BH-286 Hydraulic Disc (180mm rotors) | Hydraulic Disc Brakes (Internal routing) |
| Extras | ||
| Rear rack | Mounts included (Optional accessory) | Optional HD Rack (27 kg capacity) |
| Fenders | Mounts included (Optional accessory) | Included (Front & Rear) |
| Bottle mounts | Yes (Downtube) | Custom mount points for accessories |
| Various | Kickstand (Adjustable alloy) included | Included Peak Design SlimLink™ Phone Mount |
| Durability & Maintenance | ||
| Tire puncture resistance | 60 tpi wire bead tires | Fully enclosed chain; 3-year warranty |
| Spare parts availability | High (Standard Shimano & Bontrager parts) | Improved via 250+ partner shop network |
| Warranty details | Lifetime frame; 2-year electronics | - |
| Serviceability | High (Color-coded electrical junction box) | ECU diagnostic USB-C port under top tube |
| Water sealing notes | Weather-resistant (Internal routing) | Fully waterproofed Kick Lock and electronics |
| Misc | ||
| Colors | Dark Star (Black), Juniper (Green), Era White | Electric Blue, Pearl Mint, Drift Black |
| Inside the box | Bike, EasyMag Charger, Wall mount | Bike, Charger, Toolbox, Phone Mount |
| Price | $2,099.99 | ~$3,750 USD |
| Full Details | FX Plus 1S - Full Specifications | S6 Open - Full Specifications |