Argon 18 Sum Pro
Performance Road View S geometry on BikeInsightsStack 540mm · Reach 382mm
Endurance Road77%Spcycle
Spcycle R088 780g
| S → 54 | 77% | Compare |
= Seat Tube Angle, Chainstay
≈ Stack, Reach, Head Tube Angle, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
457 € - 504 €
Performance Road77%TanTan
TanTan TT-X70 870g 32mm
| S → 540 | 77% | Compare |
= Seat Tube Angle, Chainstay, Tire Clearance
≈ Stack, Reach, Head Tube Angle, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
589 $
Performance Road76%Yoeleo
| S → S | 76% | Compare |
= Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, Trail
≈ Stack, Reach, BB Drop, Top Tube, TT Slope, Tire Clearance
2.499 €
Endurance Road74%ONIRII
| S → 54 | 74% | Compare |
= Seat Tube Angle, Chainstay
≈ Stack, Reach, Head Tube Angle, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
1.519 $
Performance Road73%OG-EVKIN
OG-EVKIN CF-026 1158g 28mm
| S → 52 | 73% | Compare |
= Chainstay
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Top Tube, TT Slope, Tire Clearance
719 $
Performance Road
Endurance Road73%TanTan
TanTan TT-X68 878g 32mm
| S → 54 | 73% | Compare |
= Seat Tube Angle, Chainstay, Trail, Tire Clearance
≈ Stack, Reach, Head Tube Angle, Wheelbase, BB Drop, Top Tube, TT Slope
559 $
Performance Road72%Seka
SEKA Spear 685g
| S → M | 72% | Compare |
= Seat Tube Angle, Chainstay, Trail
≈ Stack, Reach, Head Tube Angle, Wheelbase, BB Drop, Top Tube, TT Slope
2.201 $
Endurance Road72%OG-EVKIN
OG-EVKIN QONQI 1100g
| S → S | 72% | Compare |
= Reach, Seat Tube Angle, Chainstay, BB Drop
≈ Stack, Head Tube Angle, Wheelbase, Trail, Top Tube
850 $
Performance Road72%Bigrock
| S → M 54 | 72% | Compare |
= Seat Tube Angle, Chainstay, Trail
≈ Stack, Reach, Head Tube Angle, Wheelbase, BB Drop, Top Tube, TT Slope
1.089 $
Performance Road72%Bigrock
Bigrock Sohtea 730g
| S → M 54 | 72% | Compare |
= Seat Tube Angle, Chainstay, Trail
≈ Stack, Reach, Head Tube Angle, Wheelbase, BB Drop, Top Tube, TT Slope
1.199 $
Performance Road71%Mondince
Mondince FM126 900g
| S → 54 | 71% | Compare |
= Seat Tube Angle, Chainstay
≈ Stack, Reach, Head Tube Angle, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
509 $
Endurance Road71%Trifox
Trifox X16 QR - Rim 875g
| S → 54cm | 71% | Compare |
= Seat Tube Angle, Chainstay
≈ Stack, Reach, Head Tube Angle, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
559 $
Performance Road71%TFSA
TFSA JH-35 700g 30mm
| S → 54 | 71% | Compare |
= Seat Tube Angle, Chainstay
≈ Stack, Reach, Head Tube Angle, Wheelbase, Trail, BB Drop, Top Tube, TT Slope, Tire Clearance
1.099 €
Performance Road71%Quick Pro
QUICK PRO UR:ONE 685g
| S → S (470) | 71% | Compare |
= Wheelbase
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Trail, BB Drop, Top Tube
2.799 $ - 2.999 $
Performance Road
Performance Road67%Incolor
| S → 54-M | 67% | Compare |
= Reach, Seat Tube Angle, Trail, Top Tube
≈ Stack, Head Tube Angle, Chainstay, Wheelbase, BB Drop
4.399 $ - 5.299 $
Endurance Road67%TanTan
TanTan FM202 940g 27mm
| S → S | 67% | Compare |
= Reach, Seat Tube Angle, Chainstay, Trail, BB Drop
≈ Stack, Head Tube Angle, Wheelbase, Top Tube, TT Slope, Tire Clearance
499 $
Performance Road67%TanTan
TanTan TT-X34 1252g 30mm
| S → S / 52 | 67% | Compare |
= Chainstay, Trail
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Wheelbase, BB Drop, Top Tube, TT Slope, Tire Clearance
499 $
Performance Road66%Winspace
Winspace M6 (Frameset) 1041g
| S → M | 66% | Compare |
= Seat Tube Angle, Chainstay
≈ Stack, Reach, Head Tube Angle, Wheelbase, Trail, BB Drop, Top Tube
1.580 $ - 1.880 $
Performance Road66%Long Teng
LT RD301-D 1350g 38mm
| S → 520 | 66% | Compare |
= Reach, Chainstay
≈ Stack, Head Tube Angle, Seat Tube Angle, Wheelbase, Trail, BB Drop, Top Tube, TT Slope, Tire Clearance
Performance Road65%TanTan
TanTan TT-X67 923g 32mm
| S → 54 | 65% | Compare |
= Seat Tube Angle, Tire Clearance
≈ Stack, Reach, Head Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
539 $
Performance Road64%Sava
SAVA Feguro / Vegir 6600g
| S → 540 (M) | 64% | Compare |
= Seat Tube Angle, Chainstay
≈ Stack, Reach, Head Tube Angle, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
5.499 €
FAQ — Argon 18 Sum Pro (S)
What are cheap alternatives to the Argon 18 Sum Pro (S)?
These Chinese-made carbon frames offer similar geometry to the Argon 18 Sum Pro (S) at a fraction of the price:
- Spcycle R088 (77% geometry match)
- TanTan TT-X70 (77% geometry match)
- YOELEO Zen RS Aero Road Frameset 2027 Model (76% geometry match)
- ONIRII Ultralight Carbon Climbing Frame Full Internal Cable Layout with Carbon Integrated Handlebar and Fork 700C 680g/1.49 lb (74% geometry match)
- OG-EVKIN CF-026 (73% geometry match)
What frames have the most similar geometry to the Argon 18 Sum Pro (S)?
The Spcycle R088 is the closest match to the Argon 18 Sum Pro (S) with a 77% geometry similarity score, based on stack, reach, head tube angle, seat tube angle, chainstay length, and wheelbase.
How aggressive or comfortable is the Argon 18 Sum Pro (S)?
The Argon 18 Sum Pro (S) has a stack-to-reach ratio of 1.41, which is aggressive. This is a race-oriented position that balances aerodynamics with reasonable comfort for long efforts. Typical for high-performance road and aero frames.
What type of bike is the Argon 18 Sum Pro (S)?
The Argon 18 Sum Pro (S) is classified as a Performance Road bike with a stack-to-reach ratio of 1.41. Its riding character is aggressive — performance-focused with a race-ready position. The geometry determines how the bike handles and how the rider is positioned — frames with similar numbers will feel similar on the road, regardless of brand.