DC Rainmaker
2021
Earlier / related model
82/100
Mini Watt derived sentiment score
DCR found the VOLT undercut CORE pricing at the time while matching it on real-world accuracy and sound in his testing.
Read DC Rainmaker reviewJetBlack smart trainer
JetBlack Volt
A practical reference page for price, ride feel, setup, app compatibility and whether this trainer is a good fit for Mini Watt.
Price
Price unknown
Power
1800W
Gradient
16%
Accuracy
+/-2.5%
Bluetooth FTMS
Yes
Mini Watt
Likely compatible
Quick take
Who should consider it
Volt is strongest for riders who want used jetblack value. It looks most appropriate for enthusiast riders based on price, power, accuracy and stored review signals.
Check first
Setup and trade-offs
Check older support story before buying. Also confirm cassette, axle and app compatibility for your own bike, especially if you are buying used.
Market note
Older model
Volt is mainly useful as a used-market reference. Condition, accessories and firmware support matter more than launch specs.
Reviewer consensus
Reviewer source notes
DCR found the VOLT undercut CORE pricing at the time while matching it on real-world accuracy and sound in his testing.
Real-world positives
- • Quiet direct-drive unit
- • Competitive real-world accuracy in review
- • Came with cassette at review time
Known limitations
- • Older than Victory and current CORE 2
GPLama
2021-01-25
Earlier / related model
No score
Limited source, no reviewer score
Exact-model video test coverage is linked from GPLama.
Watch GPLama reviewCore specs
Volt 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
- Price unknown
- Used price
- EUR 250 to 450 used, market dependent
- Price confidence
- Low
- Price checked
- Unknown
- Availability
- Older direct-drive trainer
Performance
- Max power
- 1800W max power
- Max gradient
- 16% gradient
- Accuracy
- +/-2.5% accuracy
- ERG mode
- Yes
- Resistance
- Electromagnetic
- 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 confirmed
- Zwift Cog
- Not confirmed
- Virtual shifting
- Not confirmed
- Axles
- Check adapters
- Foldable
- Yes
- Weight
- Unknown
- Noise
- Good
- Storage
- Good
- Difficulty
- moderate
- Multi-bike
- Good
Mini Watt compatibility
Will it work with Mini Watt?
Standard smart trainer protocol support is likely, but this older model has lower data confidence than Victory.
Likely compatible
Mini Watt
Yes
Zwift
Compatible
ROUVY
Likely
MyWhoosh
Compatible
Pros
- Good specs used
- Direct-drive control
- Often cheaper than mainstream brands
Cons
- Older support story
- Used details matter
- Lower data confidence
Related comparisons
No related comparison pages yet.