Quiver

2025 Cannondale Topstone Carbon vs 2026 Argon 18 Subito eGravel XPLR

We can't match sizes for these two: one of them has no stack and reach for the sizes shown.

What changes on the Argon 18 Subito eGravel XPLR

Frame stack
−85 mm
Lower front end
Frame reach
n/a
One of the bikes has no number for this
Wheelbase
n/a
One of the bikes has no number for this
Head angle
+0.6°
Steeper: sharper steering
Chainstays
+2 mm
About the same

The two frames

2025 Cannondale Topstone Carbon (61.0)The Cannondale Topstone Carbon frame drawn to scale.J 1069

Only the Cannondale Topstone Carbon is drawn. The Argon 18 Subito eGravel XPLR numbers we have for size S are missing the reach and wheelbase.

Geometry side by side

MeasurementCannondale Topstone Carbon 61.0Argon 18 Subito eGravel XPLR SDifference
Reach397not listed
Stack646561−85 mm
Head tube angle70.771.3+0.6°
Seat tube angle73.174.3+1.2°
Effective top tube593527−66 mm
Actual top tube574not listed
Chainstay length420422+2 mm
Wheelbase1069not listed
BB drop7475+1 mm
BB height285not listed
Standover864742−122 mm
Seat tube length590485−105 mm
Head tube length196142−54 mm

Differences are the Argon 18 Subito eGravel XPLR minus the Cannondale Topstone Carbon. Full charts: 2025 Cannondale Topstone Carbon, 2026 Argon 18 Subito eGravel XPLR.

Where each sits in its class

Cannondale Topstone CarbonArgon 18 Subito eGravel XPLR

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other gravel bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.

What each ships with

The stock build of each bike's first listed trim. Parts that match are dimmed.

PartCannondale Topstone Carbon1 AXSArgon 18 Subito eGravel XPLRApex AXS XPLR
FrameCannondale TopstoneArgon 18 Subito eGravel
ForkTopstoneArgon 18 Subito
ShifterSRAM Rival AXSnot listed
DerailleurSRAM Rival AXS XPLRnot listed
CassetteSRAM Rival XPLRSRAM XG-1231
ChainSRAM RivalSRAM Apex
CranksetSRAM Rival DUBSRAM Apex 1
Bottom bracketSRAM DUBSRAM DUB PF86.5 ROAD WIDE
TireWTB Vulpine TCSVittoria Terreno Dry
RimReserve I 44 GRnot listed
BrakeSRAM RivalSRAM Apex
HandlebarEaston EA70 AXFSA Adventure Compact
StemCannondale C1 ConcealFSA OS-167 Omega
GripsCannondale KnurlCorknot listed
HeadsetAcros IS52/40 ICRFSA No.69 SRS
SeatpostCannondale SAVEArgon 18 TDS-C
Saddlefizik Terra Argo X5Prologo Proxim W350
Chainringnot listedSRAM Apex 1 Wide
Motornot listedMahle X35+
Batterynot listedMahle X35
Wheelsetnot listedFSA NS AGX i21
Rotornot listedSRAM G2 CleanSweep
Bar tapenot listedCiclovation LEATHER TOUCH Tornado Gloss
Lightnot listedLitemove 110 LUX, Litemove 70 LUX

Know what is on every bike.

Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.

Explore the app
A Transition Relay build sheet: frame, fork, shock and drivetrainThe Relay’s ride photo galleryThe Relay’s ride spectrum and 2D frame geometryThe garage: five bikes and 99 recorded partsA Specialized Tarmac SL8 road build sheet