ATP Challenger. Lexingtongrass07.08.2026 16:00 UTCNot started
07.08.2026 16:00 UTCNot started
Sakamoto R
Rank #268Elo 205
51Average Form
WWLLLLLL
Butvilas E
Rank #165Elo 344
60Average Form
LLLLLLWW
-:-
Coverage: grass
Preview
Extended stats (scorego)
Sakamoto R
Butvilas E
Win %
55.1%
51.5%
Hard %
55.4%
56.6%
Clay %
54.5%
45.3%
Grass %
50%
0%
Deciding set %
62.9%
45.1%
Tie-breaks %
49.1%
53.6%
Titles (total)
2
2
Last 10
WLWLWWLLLW
WLLLLLLLWL
Source: scorego-app.com
About the athletes
-Country-
#268Rating#165
22Age20
1.91mHeight (cm)1.93m
78kgWeight (kg)80kg
RightHandRight
-Seed-
grassCoveragegrass
0H2H0
Serve and return stats
Sakamoto R
Butvilas E
Aces per match
5.26
6.21
Double faults per match
1.97
1.82
Breaks per match
2.94
1.06
Source:tennisstats.com (per-match averages)
TennisStats: rating, form and serve/return
Edas Butvilas
Rank:268Elo: 205
WWLLLLLL
Rei Sakamoto
Rank:165Elo: 344
LLLLLLWW
Elo favourite:Sakamoto R(edge +139 Elo)
Hard
Edas Butvilas
Rei Sakamoto
Win Percentage 2026 Calendar Year
57.9% 11 / 19 Matches
65.2% 15 / 23 Matches
Win Percentage Last 12 Months
53.7% 22 / 41 Matches
60.5% 26 / 43 Matches
Clay
Edas Butvilas
Rei Sakamoto
Win Percentage 2026 Calendar Year
47.4% 9 / 19 Matches
60.0% 9 / 15 Matches
Win Percentage Last 12 Months
45.0% 9 / 20 Matches
60.0% 9 / 15 Matches
Grass
Edas Butvilas
Rei Sakamoto
Win Percentage 2026 Calendar Year
0.0% 0 / 1 Matches
0.0% 0 / 1 Matches
Win Percentage Last 12 Months
0.0% 0 / 1 Matches
0.0% 0 / 1 Matches
Source:tennisstats.com
H2H series (tennisstats)
Edas Butvilas
Rei Sakamoto
H2H wins
1 (100.0%)
0 (0.0%)
Sets
2 (100.0%)
0 (0.0%)
Wins this year
51.2% 21 / 41 Matches
60.5% 26 / 43 Matches
Wins in 12 mo.
50.0% 32 / 64 Matches
58.7% 37 / 63 Matches
Current rank
268
165
Source: tennisstats.com
Profile and percentages (tennisstats)
Edas Butvilas
Rei Sakamoto
Prize money (career)
$58,480 USD
$28,907 USD
Rating
268
165
Age
22
20
Height
1.91m
1.93m
Weight
78kg
80kg
Playing hand
Right-handed
Right-handed
Win percentage (match / set)
Edas Butvilas
Rei Sakamoto
Match Wins
51 %
60 %
Match Wins (3 Sets)
51 %
62 %
Match Wins (5 Sets)
0 %
50 %
Wins in Straight Sets
37 %
42 %
Wins From Behind
9 %
15 %
Won At Least 1 Set
71 %
70 %
Set 1 Win
59 %
56 %
Set 2 Win
49 %
53 %
Source:tennisstats.com
Head-to-Head Record
Date
Tournament
Results
Jun 1 2024
M25 La Nucia ITF Men (Clay)
Edas Butvilas2 – 0Rei Sakamoto
Source:tennisstats.com
Betting benchmarks (tennisstats)
Outcome percentages for totals and props: values for each player and a match-total column.
Total games
Edas Butvilas
Rei Sakamoto
Match total
Average Games in a Set
9.49
10.51
10
Over 6.5
95 %
97 %
96 %
Over 7.5
79 %
90 %
85 %
Over 8.5
74 %
77 %
76 %
Over 9.5
44 %
64 %
54 %
Over 10.5
23 %
38 %
31 %
Over 11.5
23 %
38 %
31 %
Aces
Edas Butvilas
Rei Sakamoto
Match total
Aces Per Match
5.26
6.21
11.47
Most Aces in a match
69 %
56 %
N/A
1+
95 %
97 %
99 %
2+
87 %
90 %
96 %
3+
82 %
82 %
91 %
4+
74 %
79 %
87 %
5+
56 %
62 %
81 %
Breaks
Edas Butvilas
Rei Sakamoto
Match total
Breaks Per Match
2.94
1.06
4
Over 0.5
67 %
15 %
100 %
Over 1.5
64 %
13 %
86 %
Over 2.5
59 %
8 %
37 %
Over 3.5
54 %
8 %
36 %
Over 4.5
51 %
5 %
35 %
Over 5.5
46 %
0 %
32 %
Tie-breaks
Edas Butvilas
Rei Sakamoto
Match total
Tie Breaks Per Match
0.31
0.56
0.44
Over 0.5
28 %
44 %
36 %
Over 1.5
3 %
10 %
6 %
Under 0.5
72 %
56 %
36 %
Under 1.5
97 %
90 %
6 %
Double faults
Edas Butvilas
Rei Sakamoto
Match total
Double Faults Per Match
1.97
1.82
3.79
Over 0.5 (1+)
87 %
77 %
99 %
Over 1.5 (2+)
54 %
51 %
94 %
Over 2.5 (3+)
31 %
31 %
78 %
Over 3.5 (4+)
15 %
15 %
60 %
Over 4.5 (5+)
8 %
5 %
44 %
Over 5.5 (6+)
3 %
3 %
33 %
Net points
Edas Butvilas
Rei Sakamoto
Match total
Net Points Won Per Match
8.25
7.41
15.66
Over 4.5 (5+)
79 %
77 %
78 %
Over 5.5 (6+)
67 %
74 %
71 %
Over 6.5 (7+)
42 %
66 %
54 %
Over 7.5 (8+)
42 %
60 %
51 %
Over 8.5 (9+)
38 %
57 %
48 %
Over 9.5 (10+)
25 %
49 %
37 %
Source:tennisstats.com
Odds
P11.88
50.0% BetBoom
P21.88
50.0% BetBoom
Sakamoto R meet Butvilas E on August 7, 2026 in the ATP Challenger. Lexington, International.
Recent form (W-D-L): Sakamoto R 3-0-2, Butvilas E 2-0-3. Full analysis — form, H2H, odds and the PrognozAI AI prediction — follows on this page.
🎯 PropickAI prediction
Our model prediction (Glicko-2)
2Butvilas E — 50%
Pure model vs market (2 · Butvilas E): model 51% · market 45%Δ +6 ppmodel estimates above the market
50%2
1 · Sakamoto R49.9%
2 · Butvilas E50.1%
Model estimate: win Sakamoto R 49.9%, win Butvilas E 50.1%. Model favourite — Butvilas E.
Informational estimate, not a betting recommendation.
🤖AI agent prediction
Independent AI-agent assessment from our data (model, market line, form, H2H)
2Butvilas E (odds1.86)Score 1:2confidence 51%
•Sakamoto R: forma VP (1)
•Butvilas E: forma VVP (2-1)
•Model backs Butvilas E: probability 51% vs 54% on the line (odds 1.86)
•no edge over the line (-3 pp) — informational only.
Analytical AI-agent assessment, not a betting recommendation.
*
Math-model prediction
AI match prediction Sakamoto R - Butvilas E August 7, 2026
Tennis math model
The summary is built from our prematch context: line, form, lineups and Glicko.
Line favourite Fonbet: Sakamoto R. We cross-check with Glicko and the math model below.
Win odds (Fonbet): 1 1.67 / 2 2.07
%
For reference
Fair probability (no margin)
Probability excluding the bookmaker margin — for reference, not a betting recommendation.
Winner
bookmaker margin 7.4%
6 books · best price +3.8%
154.8%
245.2%
Odds source: consensus of 6 books (Baltbet, Betcity, Fonbet, Kambi BetMGM, Kambi Unibet, Leon). This is the fair probability after removing the bookmaker margin from the odds — reference information, not a prediction or a betting recommendation.
⇅
For reference
Line movement
How the odds changed from opening to the current line — for reference, not a betting recommendation.
Winner P11.88→ 1.88
Winner P21.88→ 1.88
↓ odds shortened (money on this outcome), ↑ drifted (line weakened). For reference, not a betting recommendation.
%
Market consensus
Forecast by market
Match result
Sakamoto R
55%
1.76
Butvilas E
45%
2.10
Total
Over 22.5
51%
1.85
Under 22.5
49%
1.91
Consensus probability with the bookmaker margin removed; the number on the right is the best available odds. For reference only, not a bet.
⚔
Head-to-head and form stats
Head-to-head and form
Head-to-head
0Wins1
0.0Average score2.0
Head-to-head matches: 1 · average total 2.0 (goals)
Team form
Sakamoto R
5-5LLLWWLWLWW
scored 1.1conceded 1.3
Butvilas E
3-7WLLLLLLLWW
scored 1.0conceded 1.5
Head-to-head and recent form per sports statistics — for reference.
Match center
Start07.08.2026 16:00 UTC
Market1 55.3% @ 1.67 / 2 44.7% @ 2.07
Coveragegrass
Form6 matches
🥊 Humans vs Machines
📐 Math modelButvilas E 50%
💹 MarketSakamoto R 55%
Every pick locked before kickoff · public log
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V baze uchteny nedavnie matchi oboikh uchastnikov.
Form5/5
recent games
H2H0
head-to-head matches
Market2
model / bookmakers
Flashscorematch data
source checked
Oddsmatch data
source checked
Bookiesapimatch data
source checked
Line depthmatch data
source checked
Present in data
MarketFormMatchParticipantsLineMovementOverview
More needed
H2HChampionat, Flashscore
TournamentChampionat, Flashscore
Market and Glicko
Tennis math model.
Tennis without draws: the base signal comes from player rating, surface, form, serve/return and tournament fatigue. For live logic the set state and who is serving matter more than the overall points score.
OutcomeLineGlickoSignal
Sakamoto R50.0%50.7%market and model agree
Butvilas E50.0%49.3%market and model agree
Glicko-2 is a team-strength rating: it weighs the line, history and consistency, but is not a guarantee.
Model = Glicko + Elo strength prior (heuristic, historical calibration in progress). Glicko49.9% · +Elo prior (weight0.51).
Tennis math model
P1 / P249.9% / 50.1%
probabilities
Rating1,707 / 1,807
Sakamoto R / Butvilas E
RD212 / 217
rating uncertainty
r +/- 2RD1,282-2,131 / 1,374-2,241
strength interval
Tennis without draws: the base signal comes from player rating, surface, form, serve/return and tournament fatigue. For live logic the set state and who is serving matter more than the overall points score.
Betting snapshot
1X2
22.07
Fonbet · weak value +3.7% · model 50.1%
11.67
Fonbet · no value · model 49.9%
Handicap
2 -0.52.00
Fonbet · line only
2 +0.52.15
Fonbet · line only
1 -0.51.72
Fonbet · line only
1 +0.51.62
Fonbet · line only
Total
Over 10.53.20
market consensus · line only
Over 2.52.20
Fonbet · line only
Betting notes are built from the line, market and our math model: take a signal only when the model and market agree.
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