RUBY X
CTM
Trail
RUBY X is an alloy electric trail mountain bike (2023), by CTM, in the Ruby series. This model is best for riders who prioritize comfort and confidence on longer off-road rides, leaning toward a comfort-leaning position, with a surface profile that is well suited to natural trails and mixed off-road terrain. Based on the metrics, key strengths are strong value-for-money versus many similar bikes, good fit flexibility for dialing in rider position, and strong speed potential on smoother terrain. The trade-off to keep in mind is a firmer ride feel than comfort-first options and battery range that is better for shorter daily use than long all-day outings. Add this bike to compare on MatchBikes.com and see how it stacks up against similar trail models.
Rating

Score Summary
Performance
Built for speed and efficiency
Fit
Dialed-in Fit & Comfort
Value
Battery
Specifications
General
Frame
Drivetrain
Wheels
Brakes
Cockpit
Seat
E-Bike Components
Geometry
| Measurement | MD | LG |
|---|---|---|
| Stack Reach Ratio | 1.47 mm | 1.46 mm |
| Front Center | 662 mm | 676 mm |
| Rake | 46 mm | 46 mm |
| Stack | 600 mm | 610 mm |
| Reach | 408 mm | 418 mm |
| Top Tube Length | 579 mm | 592 mm |
| Seat Tube Angle | 73 ° | 73 ° |
| Seat Tube Length | 420 mm | 470 mm |
| Head Tube Angle | 69 ° | 69 ° |
| Head Tube Length | 120 mm | 130 mm |
| Chainstay Length | 478 mm | 478 mm |
| Wheelbase | 1137 mm | 1156 mm |
| Wheels | 29" | 29" |
| Rider Min Height | 155 cm | 170 cm |
| Rider Max Height | 175 cm | 190 cm |


















































