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Predictions graded

Anouk Koevermans #228Netherlands0Ayana Akli #265United States2

Sets 4-6 · 1-6Mon 21 Sept 2026, 12:55 Predictions gradedFirst RoundHard

Predictions1–811%

Edges1–0100%

Player Profiles

Ranking advantageAnouk Koevermans · 37 places

Anouk Koevermans

Netherlands

Koevermans, 22, is a right-hander. Her career-high singles ranking is No. 154, and she reached two WTA 125 finals in 2025.

Current ranking: #228
Peak ranking: #154
Current age: 22
Preferred surface: —
Hand: Right handed
Height: —

Ayana Akli

United States

Akli is a 25-year-old American player. Official WTA ranking history records a 2026 high of No. 234; no reliable preferred-surface detail surfaced in the specified searches.

Current ranking: #265
Peak ranking: #234
Current age: 25
Preferred surface: —
Hand: —
Height: —

Quick Take

Pre-match view

Context last updated 20 Sep 2026, 20:00 · Europe/Bucharest

Koevermans is higher-ranked with the better recent hard-court results, but Akli has the longer hard-court sample and seven straight-set wins, so this first-round match is closer than the rankings suggest.

Koevermans should still edge it. Backing her at 1.5 is not worthwhile; Akli at 2.6 is the one reviewed price that offers something. Both players' recent matches mostly finish in two sets.

Context

, Koevermans said that keeping her back well was the key physical consideration after the recent layoff. That places a documented return from absence into the context of this early Porto fixture. Her completed Caldas da Rainha matches offer recent playing evidence, but there has been no newer statement updating the back since that interview.
- Koevermans described a two-month back-injury absence, an August return and a first Grand Slam main-draw qualification.
- She subsequently completed her Caldas da Rainha singles campaign through .
ConfirmedSources checked 20 Sep 2026, 19:58 · Europe/BucharestAnouk Koevermans over haar grandslamdebuut op de US Opentennisnieuws.nl · 6 Sep 2026
Akli, ranked 284, brings the longer hard-court sample of the two players into Porto.
Akli's 14 completed hard-court matches since 7 July have produced 12 straight-set results and a 19.6-game average. Seven of those were 2-0 wins, which shows she can close a match without a deciding set when she is on top. The five 0-2 defeats cut the other way: when her game is not working, matches also end quickly against her. For this first round, the shape of her record points to a two-set contest rather than a long grind.
- Akli's hard-court set evidence covers 14 completed matches from 7 July to 15 September 2026: seven 2-0 wins, five 0-2 defeats, one 2-1 win and one 1-2 defeat.
- Her total games average across those matches is 19.6, with 2.14 sets per match.
- One retirement is excluded from the 14-match sample.
This fixture falls at the start of a hard-court WTA 125 week in Porto. That establishes the event and surface context shared by both players after their preceding hard-court appearances in Portugal. The schedule does not identify this match's court or round, so it does not establish a venue-specific condition.
- The 2026 Porto event listing identifies a WTA 125 hard-court tournament running from 21 to 27 September, with qualifying on 20 and 21 September.
ConfirmedSources checked 20 Sep 2026, 19:58 · Europe/BucharestEupago Porto Open 2026 Order of Playwww.wtatennis.com · 20 Sep 2026
The March W75 title was a recent success in Porto and set Koevermans' career-high ranking. It provides meaningful competitive history in the city before this fixture. That event was at ITF W75 level, whereas this match is part of a WTA 125, so the result is not a direct equivalent of the present tournament.
- The rankings update records Koevermans' second ITF W75 title in Porto and her move to No. 154.
ConfirmedSources checked 20 Sep 2026, 19:58 · Europe/BucharestRankings Watch: Bucsa vaults 32 spots, Jimenez Kasintseva makes Andorran historywww.wtatennis.com · 2 Mar 2026

BetBugs edges

Compare BetBugs' chances with the market's.

BetBugs probabilities

How likely BetBugs thought each outcome was.

Result0 of 1 landed

Signal quality Medium · Uncertainty band Slight lean · Not priced
The read
Koevermans holds the higher ranking, has the better recent hard-court results and has previously won a title at this venue, while Akli has lost four of her last six.
- Koevermans hard-court record 5-3 (8 matches); Akli 8-6 (14 matches)
- Koevermans won four of her last six hard-court matches, Akli two of her last six
- Rankings: Koevermans 244, Akli 284
- Koevermans won an ITF W75 title in Porto in March
BetBugs · Match WinnerlostAnouk KoevermansEstimated chance57%

Games0 of 3 landed

Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Akli's second sets are typically decided quickly in her favour or against her, which keeps the totals low.
- Akli's second sets average 8.36 total games across 14 matches with no tiebreaks
- Koevermans' second sets average 10.5 total games
- Akli's second-set games lost average is 3.86
BetBugs · Set 2 Total GameslostUnder 9.5Estimated chance53%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Akli's matches usually finish in two sets with wide margins, which pulls the expected total below the line.
- Akli's hard-court matches average 19.6 total games over 14 matches
- Koevermans' average is 23.0 over 8 matches
- Akli has 12 straight-set results in 14 hard-court matches
BetBugs · Total GameslostUnder 21.5Estimated chance52%
Signal quality Low · Uncertainty band Near coin-flip · Not priced
The read
The two players' first sets typically land right around nine to ten games, leaving this line finely balanced.
- Koevermans' first sets average 9.38 total games with no tiebreaks in 8 matches
- Akli's first sets average 9.93 total games with one tiebreak in 14 matches
- Combined first-set average sits just above 9.5
BetBugs · Set 1 Total GameslostOver 9.5Estimated chance51%

Sets0 of 3 landed

Signal quality Medium · Uncertainty band Lean · Not priced
The read
Across this window both players usually finish in two sets, and Akli's scorelines in particular are dominated by straight-set outcomes.
- Akli's 14 hard-court matches produced 12 straight-set results
- Koevermans' 8 matches produced 6 straight-set results
- Koevermans averages 2.38 sets per match, Akli 2.14
BetBugs · Total SetslostUnder 2.5Estimated chance58%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Koevermans has a winning second-set record on hard and often pushes that set to a tiebreak, indicating she stays competitive late.
- Koevermans set-two record 5-3 on hard with 3 tiebreaks in 8 matches
- Akli set-two record 8-6 with no tiebreaks in 14 matches
- Koevermans averages 5.25 games won and 5.25 lost in second sets
BetBugs · Set 2 WinnerlostAnouk KoevermansEstimated chance55%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Koevermans starts matches reasonably well and is the marginal favourite overall, though her first-set record is level.
- Koevermans set-one record on hard 4-4, averaging 4.75 games won and 4.63 lost
- Akli set-one record 8-6, averaging 5.14 games won and 4.79 lost
- Koevermans won the opening set in 4 of her last 6 matches
BetBugs · Set 1 WinnerlostAnouk KoevermansEstimated chance54%

Match stats1 of 1 landed

Signal quality Low · Uncertainty band Strong lean · Not priced
The read
Most of Akli's matches and a majority of Koevermans' finish without a tiebreak.
- Akli has had only 1 tiebreak in 14 hard-court matches
- Koevermans has had 3 tiebreaks in 8 hard-court matches
- Akli's second sets average 8.36 games
BetBugs · Tiebreak in MatchwonNoEstimated chance68%

Anouk Koevermans

8W 7L

6-3 6-2#163Gabriela Andrea Knutson

6-2 6-7(8) 6-3#274Elena Micic

7-5 6-1#66Caty McNally

6-3 7-6(5)#359Mariam Bolkvadze

6-3 7-5#202Linda Klimovicova

6-4 7-6(4)#215Carole Monnet

6-3 3-6 6-3#729Jodie Anna Burrage

3-6 6-3 6-1—Daniella Britton

6-3 1-6 6-4#88Mananchaya Sawangkaew

6-0 6-4#84Hanne Vandewinkel

6-2 6-0#316Anouck Vrancken Peeters

6-1 7-6(5)#103Polina Kudermetova

6-0 7-5#196Anna Siskova

4-6 7-5 6-0#415Nina Vargova

6-1 ret.—Yasmin Vavrova

Ayana Akli

8W 7L

6-3 6-0#124Noma Akugue Noha

6-3 1-6 6-4#184Mia Ristic

7-5 6-2#109Anastasia Zakharova

6-3 3-6 6-3#240Carolyn Ansari

6-2 6-0#222Priscilla Hon

7-5 6-4#311Anastasia Kulikova

6-3 6-3#258Fiona Crawley

6-4 6-1#293Hanna Chang

6-4 6-2#776Janae Preston

6-3 6-2#606Dasha Ivanova

7-6(3) 6-1#119Lucrezia Stefanini

7-5 6-4#131Emerson Jones

6-4 6-4—Unknown Player

6-1 7-5#333Malaika Rapolu

6-4 3-6 3-1 ret.#322Ena Koike

Stat Battle

Last 15 match performance, compared side by side.

AKAnouk KoevermansKoevermans

Last 15

5–3

9 core stats · 1 even

Ayana AkliAkliAA

Anouk Koevermans carries the stronger recent form — Ayana Akli's route runs through serve.

Serve · 3–2

1st Serve In61.9%+6.3pp68.2%

1st Serve Won68.2%+6.4pp61.8%

2nd Serve Won46.6%+1.9pp44.7%

Aces / Match15/15 · 14/153.9+2.81.1

Double Faults / Match3.91.0 fewer2.9

Return · 0–1

Return Pts Won43.9%+1.1pp45.0%

Pressure · 1–0 · 1 even

Break Pts Converted45.6%—46.0%

Break Pts Saved50.6%+8.8pp41.8%

Points · 1–0

Total Pts Won51.5%+0.8pp50.7%

Serve · 3–2

61.9%1st Serve In+6.3pp68.2%

68.2%1st Serve Won+6.4pp61.8%

46.6%2nd Serve Won+1.9pp44.7%

3.9Aces / Match15/15 · 14/15+2.81.1

3.9Double Faults / Match1.0 fewer2.9

Return · 0–1

43.9%Return Pts Won+1.1pp45.0%

Pressure · 1–0 · 1 even

45.6%Break Pts Converted—46.0%

50.6%Break Pts Saved+8.8pp41.8%

Points · 1–0

51.5%Total Pts Won+0.8pp50.7%