United StatesColumbus - USAFinishedFeatured

Predictions graded

Abedallah Shelbayh #267Jordan2Aidan Mayo #625United States0

Sets 7-6 · 7-5Fri 2 Oct 2026, 17:23 Predictions gradedQuarter-FinalI.hard

Predictions3–633%

Player Profiles

Ranking advantageAbedallah Shelbayh · 358 places

Abedallah Shelbayh

Jordan

The ITF lists clay as Shelbayh's preferred surface. He reached career-high No. 181 on 29 January 2024.

Current ranking: #267
Peak ranking: #181 · 2024
Current age: 22
Preferred surface: Clay
Hand: Left handed
Height: 180 cm

Aidan Mayo

United States

Reached a career-high No. 269 on 20 May 2024 and is No. 625 in the supplied structured data. He won the Drummondville Challenger in November 2024.

Current ranking: #625
Peak ranking: #269 · 2024
Current age: 23
Preferred surface: —
Hand: Right handed
Height: 183 cm

Quick Take

Pre-match view

Context last updated 2 Oct 2026, 03:17 · Europe/Bucharest

The Columbus Challenger quarter-final matches two players ten ranking places apart, No.

346 Shelbayh against No. 356 Mayo, with a semifinal place at stake. Mayo's recent hard-court form - 10-5, 67.6% of sets won, 12 of 15 opening sets - gives him a slight edge, though his best win came over No. 211 Colton Smith while Shelbayh has beaten two qualifiers ranked outside the top 500. No quoted price here is worth acting on; the forecasts are low-confidence sporting leans.

Context

Shelbayh, 22, is the higher-ranked player at No. 346 and the only seeded player in this quarterfinal, and he has not needed a marathon to get here. The limit is the quality of opposition: his two wins came against qualifiers ranked No. 529 and No. 553, so his level against a top-300 opponent this week is untested. Immediately before Columbus he lost to No. 149 Michael Mmoh and No. 206 Andres Andrade, both inside the top 210.
- Shelbayh is the seventh seed at the Columbus Challenger.
- His first-round win over Li Tu was a three-set comeback after losing the opening set.
- He then beat qualifier Daniil Ostapenkov 6-1, 7-5 in the second round .
ConfirmedSources checked 2 Oct 2026, 03:15 · Europe/Bucharest
Mayo, 23 and ranked No. 356, beat a top-220 opponent in Colton Smith, and the 6-2 opening set was his most comfortable of the event. The counterpoint is consistency: he needed a second-set tiebreak to close out Smith and, earlier in the same hard-court swing, lost to opponents ranked No. 409 and No. 612. That makes his level for this quarterfinal harder to project than one strong win suggests.
- Mayo beat Colton Smith 6-2, 7-6(8) in the second round at Columbus .
- Colton Smith was ranked No. 211, about 145 places above Mayo's No. 356.
ConfirmedSources checked 2 Oct 2026, 03:15 · Europe/Bucharest
Mayo's fast starts have underpinned a 10-5 hard-court run over the same 15-match window.
In a best-of-three quarter-final the opening set is the biggest single swing, and this is the clearest split between the two players: Mayo has taken 12 of 15 first sets against Shelbayh's 8 of 15, averaging 5.4 games won to 3.67 lost. The sample is only 15 matches, so it is a tendency rather than a forecast, and the three first sets Mayo has dropped show the start is not automatic.
- Mayo won 12 of 15 first sets in hard-court matches between 2026-08-10 and 2026-10-01 (15-match set sample, retirements excluded).
- He averaged 5.4 first-set games won and 3.67 lost across that sample.
- None of his 15 first sets reached a tiebreak.
Shelbayh sits at No. 346 and Mayo at No. 356, and both have been regulars at the Challenger quarterfinal stage this season, Shelbayh for the fourth time in 2026 and Mayo for the third. It frames the match as a meeting of similarly placed players rather than a mismatch, so the deciding factor is more likely to be the day's form and the indoor conditions than any ranking gap. The quarterfinal counts come from match reporting rather than an official tour list, so they are approximate.
- Shelbayh reached a fourth Challenger quarterfinal this year by beating Daniil Ostapenkov.
- Mayo reached a third Challenger quarterfinal this year by beating Colton Smith.
ReportedSources checked 2 Oct 2026, 03:15 · Europe/Bucharest

BetBugs probabilities

How likely BetBugs thought each outcome was.

Result0 of 1 landed

Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Mayo has the slightly stronger serve and set record over the recent hard-court window, while the ranking gap between them is negligible.
- Mayo 10-5 and 67.6% of sets won in his last 15 hard-court matches; Shelbayh 9-6 and 55.6%.
- Mayo 51.9% total points won vs Shelbayh 50.5%, and 73.8% first-serve points won vs 71.3%.
- Mayo averages 5.4 aces and 4.0 double faults per match; Shelbayh 3.7 aces and 3.9 double faults.
- Rankings are close: Mayo 356, Shelbayh 346.
BetBugs · Match WinnerlostAidan MayoEstimated chance53%

Games2 of 3 landed

Signal quality Low · Uncertainty band Slight lean · Not priced
The read
With two-set finishes common for both players, totals often land below the mid-22 mark.
- Total games average: 23.4 for Shelbayh, 21.73 for Mayo.
- 20 of the combined 30 recent matches finished 2-0.
- Mayo's set-one games average is 9.07 total.
BetBugs · Total GameslostUnder 22.5Estimated chance54%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Both players' second sets average close to or above ten games, giving the over a small edge.
- Shelbayh's second sets average 9.67 games; Mayo's average 10.2.
- 2 second-set tiebreaks in each player's 15-match sample.
- Mayo has dropped 5 second sets, keeping them competitive.
BetBugs · Set 2 Total GameswonOver 9.5Estimated chance53%
Signal quality Low · Uncertainty band Near coin-flip · Not priced
The read
Shelbayh's longer opening sets lift the combined average just above the 9.5 line.
- Shelbayh's first sets average 10.07 games; Mayo's average 9.07.
- Shelbayh has had 3 first-set tiebreaks in 15 matches; Mayo none.
- Mayo's first sets have averaged 6-3 or 6-4 type scorelines.
BetBugs · Set 1 Total GameswonOver 9.5Estimated chance51%

Sets1 of 3 landed

Signal quality Low · Uncertainty band Lean · Not priced
The read
Both players have a majority of straight-set results in this window, which makes a two-set finish more likely than a decider.
- Mayo's 15 hard-court matches: 9 finished 2-0 for him and 2 finished 0-2.
- Shelbayh's 15: 5 finished 2-0 and 4 finished 0-2.
- Average sets per match: 2.27 for Mayo, 2.40 for Shelbayh.
BetBugs · Total SetswonUnder 2.5Estimated chance60%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Mayo's first-set record in this window is clearly stronger than Shelbayh's.
- Mayo won the first set in 12 of 15 hard-court matches.
- Shelbayh won the first set in 8 of 15.
- Mayo's first-set games average is 5.4 won to 3.67 lost.
BetBugs · Set 1 WinnerlostAidan MayoEstimated chance55%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Mayo's second-set record edges Shelbayh's, matching his overall advantage.
- Mayo won the second set in 10 of 15 hard-court matches.
- Shelbayh won the second set in 8 of 15.
- Mayo's second-set games average is 5.47 to 4.73.
BetBugs · Set 2 WinnerlostAidan MayoEstimated chance53%

Match stats0 of 1 landed

Signal quality Low · Uncertainty band Lean · Not priced
The read
Both players break often enough that sets usually finish without a tiebreak.
- 23 of the combined 30 recent matches had no tiebreak.
- Mayo has had only 2 tiebreaks in 15 matches.
- Mayo's first sets average 9.07 games, usually decided by a break.
BetBugs · Tiebreak in MatchlostNoEstimated chance60%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
The two players' combined ace rate sits just below the 9.5 line.
- Shelbayh averages 3.7 aces per match; Mayo 5.4.
- Combined average is about 9.1 aces per match.
- Both are average-height servers on the Challenger circuit.
BetBugs · Total Acesnot gradableUnder 9.5Estimated chance54%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Both players miss a fair share of first serves and their double-fault rates add up just above the line.
- Shelbayh averages 3.9 double faults per match; Mayo 4.0.
- Combined average is about 7.9 per match.
- Both first-serve-in rates are below 61%.
BetBugs · Total Double Faultsnot gradableOver 7.5Estimated chance52%

Previous match context available

Abedallah Shelbayh

9W 6L

6-1 7-5#553Daniil Ostapenkov 3-6 6-2 6-3#529Li Tu 4-6 7-5 6-3#206Andres Andrade 6-4 6-4#149Michael Mmoh

7-6(2) 6-1#202Tristan Boyer

6-4 3-6 6-3#338Tyler Zink

6-4 7-6(2)#103Martin Damm

6-3 3-6 6-3#364Dhakshineswar Suresh

2-6 7-6(4) 6-3#612Ryan Seggerman

6-3 6-2#125Lloyd Harris

6-4 6-3#469Quinn Vandecasteele

7-6(4) 2-6 6-4#146Dusan Lajovic

7-6(3) 6-2#150Federico Cina

6-2 6-3#183Alex Bolt

7-5 6-4#335Mees Rottgering

Aidan Mayo

10W 5L

6-2 7-6(8)#211Colton Smith

6-4 6-4—Nikita Filin

6-3 6-4#409Sebastian Gorzny 6-2 6-2—Jordan Lee

1-6 6-4 6-4#612Ryan Seggerman

6-3 7-6(7)#206Andres Andrade

6-3 6-4#661Luis Queiroz Miguel

6-4 6-4#333Andres Martin

6-4 2-6 6-4#851Benjamin Willwerth

7-5 7-5#761Matthew Forbes

4-6 7-5 6-3#693Keshav Chopra

6-3 6-2—Joao Vitor Goncalves Ceolin

6-2 6-3#355Timo Legout

6-3 5-7 6-2#294Stefan Kozlov

6-2 6-2#202Tristan Boyer

Stat Battle

Last 15 match performance, compared side by side.

ASAbedallah ShelbayhShelbayh

Last 15

2–6

9 core stats · 1 even

Aidan MayoMayoAM

Aidan Mayo carries the stronger recent form — Abedallah Shelbayh's route runs through pressure.

Serve · 1–3 · 1 even

1st Serve In60.3%+2.9pp57.4%

1st Serve Won71.3%+2.5pp73.8%

2nd Serve Won49.3%+3.1pp52.4%

Aces / Match3.7+1.75.4

Double Faults / Match3.9—4.0

Return · 0–1

Return Pts Won38.2%+1.6pp39.8%

Pressure · 1–1

Break Pts Converted45.9%+6.1pp39.8%

Break Pts Saved57.5%+5.0pp62.5%

Points · 0–1

Total Pts Won50.5%+1.4pp51.9%

Serve · 1–3 · 1 even

60.3%1st Serve In+2.9pp57.4%

71.3%1st Serve Won+2.5pp73.8%

49.3%2nd Serve Won+3.1pp52.4%

3.7Aces / Match+1.75.4

3.9Double Faults / Match—4.0

Return · 0–1

38.2%Return Pts Won+1.6pp39.8%

Pressure · 1–1

45.9%Break Pts Converted+6.1pp39.8%

57.5%Break Pts Saved+5.0pp62.5%

Points · 0–1

50.5%Total Pts Won+1.4pp51.9%