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JetBlack WhisperDrive Smart vs Van Rysel RCR

Quick answer

Both the JetBlack WhisperDrive Smart and the Van Rysel RCR are direct-drive trainers that accept the common road and MTB axles. The JetBlack WhisperDrive Smart (2500 W, ±5%, $1099) offers Shimano/SRAM HG (HyperGlide), Campagnolo and SRAM XD Driver Body; the Van Rysel RCR (2800 W, ±1%, $999) offers Zwift Cog (virtual shifting), Shimano/SRAM HG (HyperGlide) and SRAM XDR Driver Body. Use the checker below to see which fits your exact bike.

Specs side by side

JetBlack WhisperDrive SmartVan Rysel RCR
Drive typeDirect driveDirect drive
Factory model code——
Axle standards130 mm quick-release, 135 mm quick-release, 12 × 142 mm thru-axle and 12 × 148 mm Boost thru-axle130 mm quick-release, 135 mm quick-release, 12 × 142 mm thru-axle and 12 × 148 mm Boost thru-axle
Thru-axle adapter130 mm quick-release, 135 mm quick-release and 12 × 142 mm in the box · 12 × 148 mm Boost separatelyIncluded
Freehub (in box)Shimano/SRAM HG (HyperGlide)Zwift Cog (virtual shifting)
Freehub optionsShimano/SRAM HG (HyperGlide), Campagnolo and SRAM XD Driver BodyZwift Cog (virtual shifting), Shimano/SRAM HG (HyperGlide) and SRAM XDR Driver Body
CassetteSold separatelySold separately
Max cassette speed12-speed12-speed
Virtual shiftingNoYes
ProtocolsANT+, ANT+ FE-C, BluetoothANT+, ANT+ FE-C, Bluetooth, Ethernet
Power accuracy±5%±1%
Max power2500 W2800 W
Max gradient16%27%
Flywheel6.5 kgElectromagnetic (no flywheel)
MSRP$1099$999
StatusDiscontinuedCurrent

Which fits your bike — JetBlack WhisperDrive Smart or Van Rysel RCR?

29Drops straight in3Fits with parts1Not supported

Frequently asked questions

Both accept the same common road and MTB axles, so the deciding factor is the freehub for your cassette: the JetBlack WhisperDrive Smart offers Shimano/SRAM HG (HyperGlide), Campagnolo and SRAM XD Driver Body, while the Van Rysel RCR offers Zwift Cog (virtual shifting), Shimano/SRAM HG (HyperGlide) and SRAM XDR Driver Body. Run your drivetrain through the checker to see which is a clean drop-in.