Goncalo Oliveira vs Zachary Viiala Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
G. Oliveira vs Z. Viiala

Goncalo Oliveira

POR

1

Win

Played

0

Win

Age

6'1" (185 cm)

Height

840

C. Rank

194

Best Rank

Total Titles

YTD Titles

$6.9K

Career Money

Left-Handed

Plays

Zachary Viiala

AUS

1

Win

Played

0

Win

Age

6'1" (185 cm)

Height

840

C. Rank

194

Best Rank

Total Titles

YTD Titles

$6.9K

Career Money

Left-Handed

Plays

Head-to-head: Oliveira 1 - 0 Viiala

They have played 2 sets in total, with Goncalo Oliveira winning 2 and Zachary Viiala winning 0. The last match between Goncalo Oliveira and Zachary Viiala was at the M25 Brisbane, 22-11-2023, Round: R1, Surface: Hard, with Goncalo Oliveira getting the victory 6-4 6-2.

Players	Head To Head Match Wins
Oliveira	1
Viiala	0

Last 1 H2H Matches:

(R1) M25 Brisbane(11-22-23)

Stats

Goncalo Oliveira

Zachary Viiala

G. Oliveira vs Z. Viiala H2H Profile

G. Oliveira	Stats	Z. Viiala
$6,925	Career Prize Money	$0
55.38% (530-427)	Career Total W/L	59.09% (26-18)
1	Hard	0
18	Titles	0
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

G. Oliveira vs Z. Viiala Match Preview:

Second serve performance recent form: In recent form (last 6 months), Goncalo Oliveira has won 0% of points on their second serve, while Zachary Viiala has won 42.86%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Goncalo Oliveira, in recent form, has won 0% of their opponent's second serve points, while Zachary Viiala has won 50.56%. The same stats for first serve returns are 0% and 29.20% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Goncalo Oliveira has saved 0% of breakpoints in recent form, whereas Zachary Viiala has saved 55.00% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Goncalo Oliveira has won 40.00% of matches played (W/L 2/3), with Zachary Viiala winning 55.56% (W/L 5/4) that gives us an overall head-to head prediction overview.
Best surface: Goncalo Oliveira has their best career surface win % on Clay, winning 58% (W/L 351/256), and worse career win % on Grass, winning 25% (W/L 1/3). Zachary Viiala has their best career surface win % on I.hard, winning 58% (W/L 8/5), and worse career win % on Hard, winning 58% (W/L 18/13).
Player level: In the last year, Goncalo Oliveira has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 66.67% of matches (W/L 2/1), where as Zachary Viiala has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 55.56% of matches (W/L 5/4). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
Direct H2H matches: They have played 1 times before with Goncalo Oliveira winning 1 times and Zachary Viiala being victorious 0 times. They have played 2 sets in total, with Goncalo Oliveira winning 2 and Zachary Viiala winning 0.
The last match between Goncalo Oliveira and Zachary Viiala was at the M25 Brisbane, 22-11-2023, Round: R1, Surface: Hard, with Goncalo Oliveira getting the victory 6-4 6-2.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:38:0.
Opponent quality stats: Over the last 12 months, Goncalo Oliveira has played against opponents with an average rank of 232.2 while Zachary Viiala has played against players with an average rank of 207.11.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Goncalo Oliveira has won 0% of deciding sets over the last 12 months, while Zachary Viiala has won 50% in all matches played on tour.
Break point conversion: In recent form, Goncalo Oliveira has converted 0% of breakpoint opportunities, and Zachary Viiala has converted 27.27% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Goncalo Oliveira vs Zachary Viiala Editorial Preview By TennisTipster88.

G. Oliveira vs Z. Viiala H2H Stats Used In Our Predictions

G. Oliveira	Stats	Z. Viiala
1	H2H Matches Won	0
2	Sets Won	0
12	Games Won	6
2	Aces (Total)	4
1	Total Double Faults	7
1:38:0	Average Match Time	1:38:0
60% (34/57)	1st Serve %	61% (40/66)
68% (23/34)	1st Serve Win %	68% (27/40)
65% (15/23)	2nd Serve Win %	27% (7/26)
57% (4/7)	Break Pts Won %	33% (1/3)
48% (32/66)	Return Points Win %	33% (19/57)
100% (1/1)	Best‑of‑3 Win %	0% (0/1)
100% (1/1)	1st Set Won, Won Match	0% (0/0)
0% (0/1)	1st Set Won, Lost Match	0% (0/0)
0% (0/0)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

G. Oliveira Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Nonthaburi 1 Challenger - 01-01-2025
R1 Aslan KaratsevA. Karatsev	L	6-4 6-3	Stats
M15 Stellenbosch - 02-12-2024
QF Nino EhrenschneiderN. Ehrenschneider	L	4-1 ret.	Stats
R2 Abraham AsabaA. Asaba	W	6-4 6-2	Stats
R1 William JansenW. Jansen	W	6-4 6-4	Stats
Manzanillo Challenger - 25-11-2024
F Mats RosenkranzM. Rosenkranz	L	6-3 6-4	Stats

View All

Z. Viiala Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
M15 Brisbane - 04-08-2025
R1 Dane SweenyD. Sweeny	L	6-3 6-4	Stats
M15 Maanshan - 07-07-2025
Q3 Bekkhan AtlangerievB. Atlangeriev	L	6-1 6-2	Stats
Q2 Yue XiaY. Xia	W	7-6(5) 4-6 10-7	Stats
Q1 Jun Hao LuoJ. Hao	W	6-4 6-2	Stats
M15 Maanshan - 30-06-2025
Q1 Azuma VisayaA. Visaya	L	6-3 6-2	Stats

View All

G. Oliveira vs Z. Viiala Stats Breakdown Vs All H2H Opponents

G. Oliveira	Stats	Z. Viiala
55.38% (530/427)	YTD Win/Loss	59.09% (26/18)
54.94% (1178/966)	Sets Win/Loss	57.58% (57/42)
52.31% (10348/9433)	Games Win/Loss	53.80% (510/438)
55.17% (144/117)	Hard Win/Loss	58.06% (18/13)
57.83% (351/256)	Clay Win/Loss	0% (0/0)
40.00% (34/51)	Indoor Hard W/L	61.54% (8/5)
25.00% (1/3)	Grass Win/Loss	0% (0/0)
0.2	Aces Per Game	0.21
1978	Aces Total	96
0.2	Double Faults Per Game	0.19
1975	Total Double Faults	90
1:14:12	Average Match Time	1st Match
508.21	Average Opponent Rank	262.39
67% (31071/46712)	1st Serve %	61% (970/1602)
66% (20582/31071)	1st Serve Win %	70% (675/970)
51% (8003/15640)	2nd Serve Win %	46% (289/632)
44% (2169/4958)	Break Points Won % (Total)	43% (68/160)
41% (19177/47193)	Return Points Win %	39% (620/1573)
28.57% (2/5)	Slam W/L	0% (0/0)
0.00% (0/2)	Masters W/L	0% (0/0)
27.27% (3/8)	Main Tour W/L	0% (0/0)
38.82% (125/197)	Challenger W/L	25.00% (1/3)
65.04% (400/215)	Futures W/L	62.50% (25/15)
56% (521/924)	Best of 3 Sets Win %	59% (26/44)
44% (4/9)	Best of 5 Sets Win %	0% (0/0)
49% (113/231)	Tiebreaks Win % (Total)	50% (6/12)
51% (126/245)	Deciding Set Win %	55% (6/11)
87% (540/469)	1st Set Won, Won Match	86% (29/25)
13% (540/71)	1st Set Won, Lost Match	14% (29/4)
14% (417/59)	1st Set Lost, Won Match	7% (15/1)