Jamis Portal 2018
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Geometry
Select two bikes to compare.
Any bike, any page.
| XS/14.5" Lo | XS/14.5" Hi | S/15.5" Lo | S/15.5" Hi | M/17" Lo | M/17" Hi | L/19" Lo | L/19" Hi | XL/21" Lo | XL/21" Hi | |
|---|---|---|---|---|---|---|---|---|---|---|
| Compare | ||||||||||
| Reach | 475 | 379 | 377 | 488 | 503 | 522 | 373 | 549 | 450 | 438 |
| Stack | 653 | 550 | 665 | 515 | 668 | 717 | 671 | 622 | 629 | 552 |
| Top Tube (effective) | 609 | 611 | 542 | 680 | 707 | 607 | 691 | 689 | 545 | 723 |
| Head Angle | 60 | 75 | 55 | 75 | 57 | 72 | 54 | 75 | 77 | 78 |
| Seat Angle | 60 | 68 | 74 | 84 | 64 | 88 | 60 | 84 | 86 | 80 |
| Head Tube | 106 | 113 | 86 | 109 | 124 | 96 | 115 | 101 | 128 | 131 |
| Chainstay | 381 | 398 | 363 | 396 | 418 | 491 | 453 | 486 | 514 | 454 |
| Wheelbase | 954 | 1207 | 1270 | 1079 | 1289 | 1240 | 1386 | 1346 | 1141 | 1129 |
| Standover | 706 | 716 | 810 | 825 | 777 | 882 | 665 | 647 | 825 | 743 |
| BB Drop | 36 | 25 | 34 | 26 | 33 | 27 | 34 | 25 | 34 | 30 |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Measurements are in millimeters and degrees.
Problem? Edit Bike - Edit Geometry