Match Info

CHALLENGER MEN - SINGLES: Zadar - Qualification, clay - Semi-finals

Date: 15 March 2026, Sunday


	John Sperle		Stefan Popovic

	1	2
			Watch
	1.68	2.06
	1.65	2.1	Watch
	1.67	2.1	Watch
	1.62	2.21	Watch
Avarage Now (Initially)	1.66 ↓ (2.02)	2.12 ↑ (1.72)

The best margin for this event is 7%, offered by

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Current Win Probability

John Sperle
56.1%

Stefan Popovic
43.9%

Initial Probability

(when we started the analysis)

46%

54%

Our Initial ML Estimation

46.6%

53.4%

Analysis of Changes in Winning Probabilities:

John Sperle has improved its chances compared to the initial analysis. (+10.1%)

Note: This is a significant improvement in prediction, suggesting increased confidence in John Sperle's performance.

Stefan Popovic has seen a decrease in its chances compared to the initial analysis. (-10.1%)

Note: This is a significant drop in prediction, and Stefan Popovic might be facing challenges that affect their performance.

ML Model estimates a lower probability for John Sperle than the current prediction. (-9.5%)

Note: The ML model's lower estimate suggests that there may be underlying issues with John Sperle that the model has picked up on.

ML Model estimates a higher probability for Stefan Popovic than the current prediction. (+9.5%)

Note: The ML model's higher estimate suggests that Stefan Popovic could outperform expectations, possibly based on recent matchups or player stats.

Who will win by Users?

1	X	2
5.6%	0%	94.4%

John Sperle - Stefan Popovic Predictions

Over/Under & Asian Handicap Predictions by Selected Experts:

O/U 2.5 Sets - over (votes: 1 - 100%) .

Users Predictions: Stefan Popovic will win (16 of 17 users predict this - 94.12%).
Confidence interval (95%): 82.94% – 100%.

Verified Performance Core (Selected Experts): Stefan Popovic will win (9 of 9 users predict this - 100%) 🥇 Gold Tip.

Expected Score (Market Odds): 0:2

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Preview

Sperle is ranked ATP: 824. Popovic is ranked ATP: 555.

Sperle is going through a rough patch (last 5 games: 1 wins).

In recent matches, Popovic has shown inconsistent performance (in the last 5 games, wins – 3).

In this match, both players are almost equally likely to win.

Recently, the players have not faced each other.

Form

✺ - easy match; ✺ - difficult match;

- John Sperle
ITF Tournaments
25.02.26	John Sperle - Toby Martin	1:2 ✺
18.02.26	John Sperle - Teodor Davidov	0:2 ✺
12.02.26	Tommaso Compagnucci - John Sperle	2:0 ✺
11.02.26	Joao Victor Couto Loureiro - John Sperle	1:2 ✺
ATP Challenger
02.02.26	John Sperle - Liam Gavrielides	0:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 1.2 LLLWL
- Stefan Popovic
ITF Tournaments
27.02.26	Sandro Kopp - Stefan Popovic	2:0 ✺
26.02.26	Yannick Theodor Alexandrescou - Stefan Popovic	0:2 ✺
24.02.26	Zangar Nurlanuly - Stefan Popovic	0:2 ✺
17.02.26	Stefan Popovic - Martin Van Der Meerschen	2:0 ✺
11.02.26	Denis Klok - Stefan Popovic	2:0 ✺
Form Coefficient (based on results and difficulties of last matches) - 5 LWWWL

John Sperle - Stefan Popovic: Predictions, Live Scores & TV Guide