Marta Kostyuk vs Janice Tjen | Head-to-Head

String Tension

Marta Kostyuk

Rank: 20Elo: 1935Age: 23

0 - 0

No Meetings

Janice Tjen

Rank: 56Elo: 1558Age: 23

Match Prediction

Marta

Kostyuk

Overall: 1935

Hard: 2161

Janice

Tjen

Overall: 1558

Hard: 1587

String Tension Elo Prediction:

92.5%

7.5%

Implied Odds:

Kostyuk: -1231

Prior Meetings

No Prior Meetings

These players have never faced each other at tour level.

Recent Matches

Marta Kostyuk (0-0)

No recent matches available

Janice Tjen (0-0)

No recent matches available

Marta Kostyuk (0-0)

No recent matches available

Detailed Stats Comparison

2026 Season Stats

Marta Kostyuk

Janice Tjen

Marta Kostyuk

Season Comparison

Janice Tjen

6-1

0-2

86%

Serve Statistics

4.1

Aces/Match

2.0

2.3

Double Faults/Match

1.0

65%

1st Serve %

60%

71%

1st Serve Won %

62%

55%

2nd Serve Won %

52%

Return Statistics

46%

Return Points Won %

30%

4.4/7.6 (59%)

Break Point Offense

0.5/2.0 (25%)

3.3/4.6 (72%)

Break Point Defense

6.0/8.0 (75%)

Note: Season stats are from the 2026 season.