RideScout

Transition Regulator CX Eagle 70 vs Trek Rail+ 5 Gen 5

Two emtb & road e-bikes at $4,999.99–$6,799, every published spec lined up. Nothing here is estimated: a figure the manufacturer does not publish is shown as “—”.

vs

Where they differ

  • The Rail+ 5 Gen 5 costs $1799 less.
  • The Rail+ 5 Gen 5 carries 200 Wh more battery.

Every spec, side by side

Regulator CX Eagle 70Rail+ 5 Gen 5
Headline
Price$6,799$4,999.99
CategoryeMTBeMTB
Price per Wh$11.33 per Wh$6.25 per Wh
Model year20262026
Motor
Torque120 Nm—
Peak power750 W—
DriveMid-driveMid-drive
Motor makeBosch Performance Line CX (BDU38)Bosch Performance Line CX
Drive systemBoschBosch
Battery & range
Battery600 Wh800 Wh
Removable batteryNoYes
Est. real range—50 mi
Estimate assumes—16 Wh per mile
Weight & capacity
Weight—54.64 lb
Max load—300 lb
Class & speed
Ships as—Class 1: pedal assist to 20 mph, no throttle
Unlocks to—Class 1
Class—Class 1
ThrottleNoNo
Top assisted speed—20 mph
Build
Gears12-speed12-speed
DrivetrainSRAM Eagle 70 (10-52T)Shimano Deore M6200 / M8200 derailleur (10-51T)
BrakesHydraulic discHydraulic disc
Front rotor200 mm203 mm
Rear rotor200 mm203 mm
SuspensionFull suspensionFull suspension
Fork travel160 mm160 mm
Rear travel150 mm160 mm
Front suspensionYesYes
Suspension seatpostNoNo
Tires29 x 2.5 Maxxis Assegai front, 27.5 x 2.4 Maxxis Minion DHRII rear29 x 2.40 Bontrager Gunnison Elite XR (27.5 on size S)
DisplayBosch System Controller (US/Canada)Bosch Kiox 400C, mini remote
FrameCarbonAlpha Platinum Aluminum
SizesSM-XLS-XL
Step-through optionNoNo
Included
LightsNoNo
FendersNoYes
RackNoNo
KickstandNoNo
Safety—UL 2849
Safety certification—UL 2849: full system
As the maker states itNo UL certification stated on the product pages we readAll e-systems that Trek currently uses have been tested to UL 2849 and EN 15194 as appropriate, and certified to UL 2849
Warranty termsFrame covered for life against manufacturing defects for the original owner, with lifetime crash replacement; Bosch Smart system components two years (brand policy)—

Specs transcribed from www.transitionbikes.com on 09/29/2026 and www.trekbikes.com on 09/29/2026. Manufacturers revise specs without notice: confirm before buying.

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