Jamis Portal 2018

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The data shown below is now total nonsense.

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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 438 416 458 345 461 385 507 433 573 476
Stack 565 676 610 685 695 724 647 698 700 710
Top Tube (effective) 592 533 508 633 548 618 633 542 602 691
Head Angle 62 60 69 56 71 70 60 65 68 71
Seat Angle 61 82 79 80 64 63 68 86 83 62
Head Tube 107 83 110 123 99 124 143 135 153 156
Chainstay 453 453 430 441 522 392 442 449 511 514
Wheelbase 1170 1317 1081 939 1388 1273 1278 1389 1454 1064
Standover 717 748 893 837 778 756 809 776 856 834
BB Drop 30 22 39 29 29 27 34 22 27 26
Data Source Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer

Measurements are in millimeters and degrees, unless otherwise noted.

Problem? Edit Bike - Edit Geometry

If you like the site, can we ask a favor?

Click now, buy soon, and we'll get a few cents.

Jenson USA - Competitive Cyclist

Thank you! Bob & Dave

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