DC Rainmaker
2024-09-12
Current model
No score
Limited source, no reviewer score
DC Rainmaker's in-depth exact-model review includes power-accuracy and ERG testing, and reports that revised internal gearing impro…
Read DC Rainmaker reviewWattbike smart trainer
Wattbike Proton
A practical reference page for price, ride feel, setup, app compatibility and whether this trainer is a good fit for Mini Watt.
Price
EUR 2,390
Power
1800W
Gradient
25%
Accuracy
+/-1%
Bluetooth FTMS
Yes
Mini Watt
Likely compatible
Reviewer consensus
Reviews
Quick take
Who should consider it
Proton is strongest for riders who want a shared-home smart bike with documented bluetooth ftms and fast rider adjustment. It looks most appropriate for advanced riders based on price, power, accuracy and stored review signals.
Check first
Setup and trade-offs
Check higher eur price than bike-mounted trainer before buying. Also confirm cassette, axle and app compatibility for your own bike, especially if you are buying used.
Market note
Current model
Proton is stored as a current model. Recheck live price and stock before purchase.
Reviewer consensus
Reviews
DC Rainmaker and Cycling Weekly have long-form exact-model reviews.
Real-world positives
- • In-depth exact-model testing from DC Rainmaker
- • Straightforward setup and adjustment in Cycling Weekly's test
Known limitations
- • ERG findings vary by reviewer
- • Cycling Weekly noted vibration, noise and shift-feel caveats
CyclingWeekly
2026
Current model
No score
Limited source, no reviewer score
Cycling Weekly includes Wattbike Proton in a current smart-bike group test.
Read CyclingWeekly reviewCyclingWeekly
2024-10-23
Current model
No score
Limited source, no reviewer score
Cycling Weekly's exact-model review found setup, adjustment and third-party app connection straightforward, while noting less tacti…
Read CyclingWeekly reviewCore specs
Proton specs
Grouped specs are easier to scan than a single long table. Unknown means the stored sources did not confirm the value cleanly.
Price and market
- Approx price
- EUR 2,390 approx
- Used price
- Not confirmed
- Price confidence
- High
- Price checked
- 2026-07-29
- Availability
- Current model; Wattbike Netherlands listed it in stock with 3–5 day delivery to Netherlands and Belgium when checked.
Performance
- Max power
- 1800W max power
- Max gradient
- 25% gradient
- Accuracy
- +/-1% accuracy
- ERG mode
- Yes
- Resistance
- Electromagnetic resistance
- Flywheel
- Unknown
- Ride feel
- 4/5
Connectivity
- Bluetooth FTMS
- Yes
- ANT+ FE-C
- Yes
- Wi-Fi
- No
- Ethernet
- No
- Multi Bluetooth
- Unknown
Setup
- Cassette
- Not applicable: integrated smart bike
- Zwift Cog
- Not confirmed
- Virtual shifting
- 22 virtual gears documented.
- Axles
- Not applicable: integrated smart bike.
- Foldable
- No
- Weight
- 48kg
- Noise
- Unknown
- Storage
- Limited
- Difficulty
- easy
- Multi-bike
- Excellent
Mini Watt compatibility
Will it work with Mini Watt?
Bluetooth FTMS control is documented, so Mini Watt support is likely. It has not been model-tested by Mini Watt.
Likely compatible
Mini Watt
Yes
Zwift
Likely
ROUVY
Likely
MyWhoosh
Likely
Pros
- Bluetooth FTMS and ANT+ FE-C documented
- ±1% manufacturer accuracy claim
- Tool-free adjustments and 22 virtual gears
Cons
- Higher EUR price than bike-mounted trainer
- No cassette/freehub flexibility
- No Mini Watt model test
Related comparisons
No related comparison pages yet.