C. H. Tseng vs N. Mejia prediction

The prediction, computed before the match

Missed prediction

C. H. TsengN. Mejia

56.8 %43.2 %

Model favourite: C. H. Tseng
Probability: 57 %
Predicted score: 2-0
Actual score: 0-1 · N. Mejia

Probability and score were published in the app before the match and frozen since. Model v0.6.

ATPShanghaiQualifyinghard court07:40

C. H. Tseng

N. Mejia

1975
Elo: 1985; 1807
Elo on hard court: 1823; 7 / 10
Form (last 10): 4 / 10; 0
Recent matches: 0; Even
Head-to-head: Even; 1.61
Odds: 2.19

Form and record before the match

Last 10 matches, oldest to most recent

C. H. Tseng

N. Mejia

7 – 3
Wins – losses: 4 – 6; 16 – 6
Sets won – lost: 9 – 16; 2 wins
Current streak: 4 losses; 26-24 (52%)
2026 record: 31-23 (57%); 58-69 (46%)
Record on hard court: 76-96 (44%)

ATP, WTA and Challenger singles matches played since 2020 by C. H. Tseng and N. Mejia, before this match.

What the numbers said before the match

Both players come in with almost the same Elo (1975 against 1985): nothing separates them in the model's rating. On hard court, the gap is 17 points in favour of N. Mejia. C. H. Tseng won 7 of the last ten matches, N. Mejia won 4. C. H. Tseng has 3 wins in the last five matches. N. Mejia has one win in the last five matches. Their head-to-head record does not separate the two players. Bookmakers make C. H. Tseng the favourite.

The model gave C. H. Tseng the win at 57 %, with a likely score of 2-0. N. Mejia won 1-0: prediction missed.

Recent matches

C. H. Tseng's last five matches

VO. WallinATP Davis Cup - World Group I 2026 · 20 September 20266-1 6-4
VK. FribergATP Davis Cup - World Group I 2026 · 19 September 20266-3 6-0
DL. CastelnuovoShanghai 2026 · Round of 32 · 8 September 20266-3 6-7 2-6
DK. SamrejZhangjiagang 2026 · Semi-final · 5 September 20263-6 6-7
VF. SunZhangjiagang 2026 · Quarter-final · 4 September 20266-3 6-3

N. Mejia's last five matches

DT. GriekspoorATP Davis Cup - World Group I 2026 · 18 September 20262-6 4-6
DL. DraxlUS Open 2026 · Qualifying · 26 August 20264-6 7-6 4-6
DC. Ugo CarabelliCancun 2 2026 · Round of 32 · 20 August 20265-7 4-6
DA. WaltonCincinnati 2026 · Round of 128 · 14 August 20266-7 0-6
VH. RochaCincinnati 2026 · Qualifying · 13 August 20267-5 4-6 6-3

Head-to-head since 2020

No direct meeting since 2020 on the ATP, WTA and Challenger tours.

Road through the tournament

This is C. H. Tseng's first match of the tournament. This is N. Mejia's first match of the tournament. In 2025, the tournament was won by V. Vacherot, who beat A. Rinderknech in the final (4-6 6-3 6-3).

Key numbers

In tie-breaks, C. H. Tseng wins 49 % (50 of 102), N. Mejia 51 % (66 of 130). In deciding sets, C. H. Tseng wins 49 % of the time (108 matches), N. Mejia 53 % (105 matches). After losing the first set, C. H. Tseng turned 20 % of matches around (151 occasions), N. Mejia 14 % (160 occasions). After winning the first set, C. H. Tseng went on to win 84 % of matches, N. Mejia 85 %.

Completed ATP, WTA and Challenger singles matches since 2020, before this match, retirements and walkovers excluded.

Frequently asked questions about C. H. Tseng – N. Mejia

Who is the favourite between C. H. Tseng and N. Mejia?: The match is over: N. Mejia won 1-0. Bookmakers make C. H. Tseng the favourite, priced at 1.61 against 2.19 for N. Mejia. Pronocast's model had C. H. Tseng winning at 57 %.
When is the C. H. Tseng – N. Mejia match?: On Monday, 5 October 2026 at 07:40, at the Shanghai tournament (Qualifying, hard court).
What is the head-to-head between C. H. Tseng and N. Mejia?: No meeting between C. H. Tseng and N. Mejia appears since 2020 on the ATP, WTA and Challenger tours.
Where can I see the prediction for C. H. Tseng – N. Mejia?: The prediction is published higher up on this page, with the result and the verdict.

How the model computes its predictions