Boxers / Ulises Sierra / Boxerbook rating

Ulises Sierra: Boxerbook rating

Ulises Sierra has a Boxerbook rating of 1453 ± 256 from 4 counted bouts, as of Oct 20, 2026. Not in a division list: inactive since Jan 2023 (no bout for 12 months).

Rating1453 ± 256
Placenot listed
Counted bouts4
Unknown opponents1 of 4
Schedule, career1738
Schedule, 36 monthsno bouts
Form, last 50.6 of 3.5
Data confidence75%
Statusinactive since Jan 2023

Rating over time

high 1566 · low 1453Jul 2016Jan 2023

μ at the end of each month with a bout, and of every month while active. Red dot: latest.

Bouts behind the rating

Every counted bout, newest first: the change in μ it caused (green up, red down), its weight and the rating after it. Unknown opponents: 1 of 4 bouts.

L
Bektemir Melikuziev
For vacant WBO Global super-middleweight title
Jan 28, 2023 · KO 3/10 · weight ×1.10 · opponent 1952
−28
→ 1453
L
Edgar Berlanga
Dec 12, 2020 · TKO 1/8 · weight ×1.00 · opponent 1945
−34
→ 1481
L
Vladimir Shishkin
Jan 17, 2020 · UD 10/10 · weight ×1.05 · opponent 1954
−50
→ 1516
W
Jose Hernandeaz (no page: counted as 1100)
Jul 16, 2016 · KO 1/8 · weight ×1.00
+66
→ 1566

Publishers and Boxerbook

Consensus: no publisher lists for the division (a list without them counts as 16).

WBC
not in top 15
WBA
not in top 15
IBF
not in top 15
WBO
not in top 15
Ring
not in top 15
TBRB
not in top 15
Boxerbook
not listed

How the Boxerbook rating works · Ulises Sierra: record and titles