BMC Roadmachine
Road Endurance · All-road · size 51
Balanced
Front end and reach about the same.
$2,899 to $10,699
ROAD RACE · ALL-ROUND
Factor Monza
A race bike that balances low weight and aerodynamics. Riding position: Balanced in the smallest size to Aggressive in the largest.
- Price, complete bikes
- $6,999 to $7,199
- Sizes
- 45 to 61 (7)
- Position, size 54
- Balanced
How the maker describes it
In Factor’s words: “a purebred race machine, tuned for those who train, race, and push their limits.”
GnR lists it as Road Race · All-round: a race bike that balances low weight and aerodynamics.
Source: Factor, read October 19, 2026.
Published frame dimensions
Frame measurements for each size, in millimeters; head angles in degrees. Stack and reach describe the frame only. Stem, spacers and handlebars change where your hands end up.
| Size | Stack | Reach | Wheelbase | Head angle | Standover | Position |
|---|---|---|---|---|---|---|
| 45 | 502 | 360 | 970 | 71.1° | 726 | Balanced |
| 49 | 514 | 367 | 969 | 71.7° | 742 | Balanced |
| 52 | 535 | 373 | 971 | 72.5° | 765 | Balanced |
| 54 | 552 | 381 | 985 | 72.5° | 786 | Balanced |
| 56 | 574 | 389 | 987 | 73.3° | 803 | Balanced |
| 58 | 597 | 401 | 1006 | 73.3° | 830 | Balanced |
| 61 | 611 | 410 | 1022 | 73.3° | 842 | Aggressive |
Aggressive more stretched out for its height · Balanced in between · Relaxed more upright for its height
From Factor’s geometry chart, checked October 19, 2026. Visit Factor ↗
Where this frame sits
Each colored dot is one Monza size; gray dots are other current road frames. Dots right of the green band are more stretched out for their height; dots left of it are more upright. 6 of 7 Monza sizes sit inside the band; 1 is more stretched out.
Price and builds
$6,999 to $7,199. Monza Shimano Ultegra and SRAM Force with power meter builds.
Price rises with the parts: drivetrain, wheels and cockpit. Compare builds on Factor’s site before buying.
Factor US list prices, October 20, 2026. Prices and stock change often.
Comparable frames from other brands
The closest match to a size 54 Monza from other brands, among current road frames. Same-type frames are listed first.
Scott Addict
Road Endurance · All-road · size S/52
Balanced
Front end and reach about the same.
$8,999
Cervélo Caledonia
Road Endurance · All-road · size 54
Relaxed
Front end and reach about the same.
$3,300 to $6,500
Maker US list prices for complete bikes on the date checked.
Frame details
- Tire clearance
- 34 mm
Factor lists MAX TIRE CLEARANCE 34mm measured and says the Monza fits up to 34 mm tires. - Mounts
- In-frame down tube storage and mounting options for lights and radar, per Factor’s page. No load limit or accessory compatibility is implied.
- Geometry chart
- Factor page chart; model year not stated
Exact seven-size chart from the owner’s print of the Factor Monza page (printed October 19, 2026, page 3). Factor does not define where stack, reach or standover are measured. Wheelbase falls from 970 to 969 between sizes 45 and 49 as printed. No model year is stated on the page.
Find alternatives to this frame
Use this exact chart as your reference, select your size, then explore similar dimensions or a deliberate position change. Confirm the frame generation matches your bike before using it.
Match this bike ↗Does similar geometry mean the same fit?
Similar frame dimensions are a starting point. Saddle height and setback, seat-tube geometry, stem length and angle, headset spacers, handlebars and control position affect the completed bike. Review those details before buying.