Jasion Roamer/ST Electric Bike for Adults
- Electric Bicycle
- 26 inches
- 528 Wh
- Electric motor
- Better rated than 57%
- More reviewed than 76%
A well liked commuter ebike for the price with solid range and torque, but check tire pressure and braking habits given one recurring flat tire complaint.
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How it ranks among the 478 electric bicycles we track
4.5★ across 62 Amazon ratings, Bayesian-smoothed toward the category average.
62 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
Modest tracked demand last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 478 electric bicycles we track - how the scorecard works · full electric bicycles data report. Confidence: medium - useful but incomplete evidence.Last refreshed Jun 21, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
A 26 inch commuter electric bike with a 1200W peak brushless motor, a 48V 11Ah removable battery rated up to 62 miles PAS range and a UL2849 certified electrical system.
Reviewers describe this as an entry to mid level commuter build, with plastic fenders and lighting keeping the price down without cutting into the core motor and battery spec. At least one recurring complaint centers on tire and tube durability under braking.
- 1200W peak brushless motor, 60Nm torque
- 48V 11Ah battery, up to 62 miles PAS range
- UL2849 certified electrical system
- 7 speed gearing with dual mechanical disc brakes
Who it's for
Commuters and casual riders who want a certified, mid-range priced ebike with step-thru comfort and are fine with plastic trim parts. Less suited to riders who brake hard and often, given the tire complaint below.
What buyers say
From Amazon customer reviews.
Reviewers describe smooth handling and battery life that held up over longer test rides, along with quick assembly out of the box. One reviewer reported the tire repeatedly pinching against the rim and going flat when braking in a low gear, damaging the tube twice.
Strengths and trade-offs
Drawn from this product's published specifications.
- Strong value relative to competing e-bikes, per reviewers
- Battery held up well over a ten mile ride
- 95 percent pre-assembled, easy final setup for reviewers
- Step-thru frame praised by an older reviewer
- Repeated flat tires linked to braking in low gear
- Plastic fenders and lights keep costs down
- Bluetooth pairing did not work for one reviewer
Specifications
| Brand | Jasion |
|---|---|
| Dimensions & fit | |
| Wheel Size | 26 inches |
| Size | Large |
| Capacity & performance | |
| Number Of Speeds | 7 |
| Age Range Description | Adult |
| Power & efficiency | |
| Lithium Battery Energy Content | 528 Wh |
| Power Source | Electric motor |
| Construction & materials | |
| Frame Material Type | High Carbon Steel |
| Wheel Material | High Carbon Steel |
| Color | Chalky White |
| Included components | |
| Included Components | Controller Unit |
| Warranty & support | |
| Warranty Type | Limited |
| Other details | |
| Bike Type | Electric Bike |
| Suspension Type | Rigid |
| Electric Assist Type | pedal assist |
| Is Assembly Required | Yes |
| Additional Features | Adjustable Seat |
| Brake Style | Disc |
| Specific Uses For Product | Trail |
| Style Name | Step-thru Ebike |
Other Jasion electric bicycles
How it compares
This product against the closest alternatives we track in electric bicycles.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| Jasion Roamer/ST Electric Bike for AdultsThis product | 4.5 / 5 | 62 | 3.8 / 5 |
| Wooken Electric Bike for Adults with 500W MotorWooken | 4.4 / 5 | 312 | 4.1 / 5 |
| TotGuard Electric BikeTotGuard | 4.4 / 5 | 286 | 4.1 / 5 |
| ANCHEER 14" Folding Electric Bike for TeensAncheer | 4.2 / 5 | 329 | 4.0 / 5 |
| Gotrax 16" Folding Electric BikeBrand | 4.4 / 5 | 555 | 4.0 / 5 |
Similar electric bicycles from other brands
Questions about the Jasion electric bicycles
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
Is the Jasion Roamer/ST safety certified?
Yes, the listing states the electrical system is UL2849 certified to US safety standards.
Has anyone had tire problems?
One reviewer reported repeated flat tires from the tube pinching against the rim when braking in a low gear.
How far will it go on a charge?
The listing rates it up to 62 miles in pedal assist mode with the 528Wh battery.