Caitlyn - League of Legends Champion
Win Rate
49.3%
Pick Rate
9.4%

Caitlynvs Sion

CMarksman
Patch26.10
Matches683,599
LaneAll Lanes
TierAll Tiers
Last UpdatedMay 17, 2026
MethodologyData Methodology

Caitlyn vs Sion is a very close matchup in LoL patch 26.10. Caitlyn wins with a 50.0% win rate (+0.0%) over Sion based on 6 games. Caitlyn wins the early laning phase while Sion scales better into the late game. Below you'll find the best Caitlyn build, runes, laning stats, and strategies for the Caitlyn vs Sion matchup.

Caitlyn Matchup Breakdown

Use the dropdown to select an opponent and see a detailed breakdown of how Caitlyn performs against them. You'll get head-to-head win rates, laning stats, the best build and runes for the matchup, and early vs late game analysis — all based on real ranked data.

Compare against an opponent
Sion - 50.0% win rateSion(50.0%)
Caitlyn - 50.0% win rate in this matchup
Caitlyn
50.0% WR
VS
Sion vs Caitlyn matchup - 50.0% win rate
Sion
50.0% WR

Who Wins the Caitlyn vs Sion Matchup?

Caitlyn wins the Caitlyn vs Sion matchup
Winner
Caitlyn
Matches: 6
50.0%
Win Rate
50.0%
5.7
CS / min
5.8
809
DMG / min
762
13,073
Gold / game
14,338
129
Heal / min
276
405
DMG Mitigated / min
1,683
0.7
CC / min
1.4
100.0%
Early Game WR
0.0%
0.0%
Late Game WR
100.0%

Caitlyn vs Sion Matchup Summary

The Caitlyn vs Sion matchup is essentially a coin-flip matchup in League of Legends ranked play. Based on 6 recent matches analyzed, Caitlyn wins with a 50.0% win rate compared to Sion's 50.0%, giving Caitlyn a 0.0 percentage point advantage. Game phase dynamics play a critical role here: Caitlyn controls the early laning stage, but Sion outscales as the game goes longer. The matchup shifts dramatically depending on game length — Caitlyn needs to press advantages before Sion reaches their power spikes, while Sion should focus on safe farming and hitting key item breakpoints. The most significant statistical gap is in sustain, where Sion leads by 1,426 HP/min — a difference that heavily influences the outcome of trades and skirmishes. Caitlyn has a statistical edge, but the margin is close enough that respecting Sion's strengths is important. Trade when cooldowns are favorable, track the enemy jungler, and build toward your strongest item spikes to convert the slight advantage into a decisive lead. Understanding these matchup dynamics is essential for champion select decisions and in-game strategy when facing this lane opponent.

Caitlyn vs Sion Laning Phase Breakdown

Sion wins the laning phase against Caitlyn in League of Legends

Sion is favored during the laning phase against Caitlyn, winning 4 out of 5 key stat categories. Sion holds advantages in farming, gold income, crowd control and sustain, making them the stronger laner in this matchup.

Farming
5.7Caitlyn
5.8Sion
Caitlyn and Sion farm at nearly identical rates in this matchup, with only a 0.1 CS/min difference. Neither champion holds a meaningful farming advantage, so lane dominance will come from trading and jungle interaction rather than CS leads.
Damage
809Caitlyn
762Sion
Caitlyn deals 47 more champion damage per minute than Sion. While noticeable in extended trades, this gap can be offset by Sion choosing favorable fight windows, such as engaging when Caitlyn's key abilities are on cooldown or trading immediately after dodging a skillshot.
Economy
13,073Caitlyn
14,338Sion
Sion generates a commanding 1,265 more gold per game than Caitlyn. This substantial economic advantage means Sion consistently reaches key item breakpoints earlier, creating a compounding lead that grows throughout the game. Caitlyn should focus on cost-effective item choices and avoid unnecessary deaths to prevent falling further behind.
Utility
0.7Caitlyn
1.4Sion
Sion provides 0.8 seconds more crowd control per minute than Caitlyn, offering better gank setup potential and slightly more team fight utility. This CC advantage helps Sion coordinate with their jungler and control the pace of skirmishes.
Sustain
534Caitlyn
1,959Sion
Sion vastly out-sustains Caitlyn, healing and mitigating 1,426 more damage per minute. This massive durability gap means Sion can absorb significant punishment and remain in lane while Caitlyn is forced to recall. Building grievous wounds early is essential for Caitlyn, and focusing on burst trade patterns rather than sustained fights is critical.

Early Game vs Late Game

Early Game
Caitlyn
100.0%
+100.0% advantage
Caitlyn early game win rateCaitlyn100.0%
Sion early game win rateSion0.0%
Late Game
Sion
100.0%
+100.0% advantage
Caitlyn late game win rateCaitlyn0.0%
Sion late game win rateSion100.0%

Caitlyn dominates the early game (first 15 minutes) with a commanding 100.0% win rate — a 100.0 percentage point lead over Sion. This lopsided early game means Caitlyn can dictate the pace of the lane from level 1, controlling trades, wave state, and river priority.

Sion is far superior in the late game (25+ minutes), boasting a 100.0% win rate — 100.0 points above Caitlyn. Extended games heavily favor Sion, whose kit and scaling make them a dominant force in team fights and objective control.

This matchup features a dramatic power shift: Caitlyn must aggressively press their early advantage and close out the game before Sion reaches their scaling breakpoints. If Sion survives the laning phase without falling too far behind, the matchup flips in their favor. Dragon and Rift Herald control are pivotal — the team that secures early objectives can snowball or buy time to scale.

Best Caitlyn Runes Against Sion

Inspiration rune tree - Caitlyn primary runes vs SionInspiration
First Strike - best Caitlyn rune vs SionMagical Footwear - best Caitlyn rune vs SionBiscuit Delivery - best Caitlyn rune vs SionCosmic Insight - best Caitlyn rune vs Sion
Sorcery rune tree - Caitlyn secondary runes vs SionSorcery
Absolute Focus - best Caitlyn rune vs SionGathering Storm - best Caitlyn rune vs Sion
100.0% WR

The Inspiration primary with Sorcery secondary combination helps Caitlyn maximize their potential in this closely contested matchup, providing the right mix of offensive and defensive tools to edge out Sion.


Caitlyn matchup data for League of Legends patch 26.10. The table below shows Caitlyn's win rate, gold difference, and performance stats against every champion in the current meta. Click any champion name to see a detailed head-to-head breakdown including the best Caitlyn build, runes, laning stats, and early vs late game analysis for that specific matchup.

Caitlyn matchup win rates and stats in League of Legends patch 26.10
Opponent
Win Rate
Matches
CS/min
DMG/min
Gold/game
Early WR
Late WR
46.07%1,6916.992013,36446.8%45.6%
49.58%1,3216.886113,01949.7%49.5%
47.62%1,0527.086713,29249.1%46.4%
47.57%1,0516.583413,17948.8%46.7%
45.94%9976.883913,10443.2%47.9%
53.05%7716.988113,30150.7%54.9%
52.46%4486.890113,28455.4%50.2%
54.14%4237.090213,49853.6%54.5%
51.82%3306.784913,10555.1%49.2%
52.70%3156.889513,32555.1%50.8%
49.03%3106.886812,66850.6%47.4%
54.22%3086.990113,58548.9%58.2%
54.95%2736.688112,89548.5%60.8%
49.81%2636.890313,56246.0%52.6%
52.53%2576.785213,28546.5%57.5%
50.20%2457.081712,79850.0%50.4%
55.79%2337.089013,16559.0%52.6%
46.19%2107.085813,40046.7%45.8%
48.06%2067.187413,00355.4%42.1%
47.28%1846.981713,48846.6%47.8%
52.14%1407.091113,17747.7%56.0%
45.53%1237.078613,28738.6%49.4%
44.66%1036.678113,17651.2%40.3%
46.74%926.590613,40243.2%50.0%
47.78%907.086312,54953.1%41.5%
42.70%896.890114,39243.3%42.4%
48.78%826.384512,31634.3%59.6%
44.44%816.879813,10142.4%45.8%
56.58%766.477412,91455.3%57.9%
51.43%707.086113,22051.4%51.5%
47.37%577.178713,95240.9%51.4%
35.19%546.780113,76616.7%44.4%
41.18%516.571211,84931.8%48.3%
57.14%496.797013,96247.1%62.5%
41.86%436.994713,19526.3%54.2%
58.97%396.675112,44753.3%62.5%
42.11%386.876912,60031.3%50.0%
57.14%357.490111,82563.0%37.5%
48.48%336.41,08812,38920.0%72.2%
43.75%326.676312,66233.3%50.0%
32.14%287.51,05616,03816.7%36.4%
38.10%217.095914,0550.0%53.3%
66.67%186.683314,62860.0%69.2%
44.44%187.188112,60144.4%44.4%
52.94%177.071513,93220.0%66.7%
43.75%167.375312,93325.0%62.5%
66.67%157.298713,47566.7%66.7%
61.54%136.781211,35655.6%75.0%
58.33%126.888514,47740.0%71.4%
81.82%117.01,23713,89083.3%80.0%
63.64%116.61,15815,96350.0%66.7%
54.55%116.987912,65166.7%40.0%
40.00%107.077213,41860.0%20.0%
30.00%106.370212,77775.0%0.0%
50.00%106.680011,83460.0%40.0%
44.44%96.782011,44533.3%66.7%
55.56%96.381812,66966.7%50.0%
55.56%96.494115,68875.0%40.0%
44.44%96.856411,40233.3%50.0%
44.44%96.11,06311,50740.0%50.0%
44.44%96.790214,516100.0%28.6%
11.11%96.484011,4150.0%20.0%
62.50%86.893315,68166.7%60.0%
37.50%86.998013,05325.0%50.0%
62.50%87.195716,547100.0%50.0%
37.50%86.084011,98850.0%25.0%
14.29%76.81,1519,72225.0%0.0%
42.86%77.281210,54840.0%50.0%
50.00%66.586213,1900.0%75.0%
50.00%65.780913,073100.0%0.0%
16.67%64.96969,75825.0%0.0%
33.33%66.41,13617,2650.0%40.0%
66.67%65.283514,6140.0%100.0%
50.00%66.71,11917,5520.0%60.0%
33.33%66.190814,6170.0%33.3%
60.00%56.258510,21950.0%100.0%
40.00%56.490113,6840.0%66.7%
60.00%56.577212,42366.7%50.0%
40.00%56.35418,64425.0%100.0%
40.00%56.61,05613,5670.0%66.7%

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Caitlyn vs Sion - Frequently Asked Questions

How does Caitlyn do against Sion in League of Legends?

Caitlyn wins the Caitlyn vs Sion matchup with a 50.0% win rate compared to Sion's 50.0%, a 0.0 percentage point difference. This data is based on 6 recent ranked games in patch 26.10.

How does Caitlyn do against Sion in the early game?

In the early game, Caitlyn has the advantage against Sion with a 100.0% win rate versus 0.0%. Caitlyn players should look to press their lane advantage through aggressive trades and wave control during the first 15 minutes.

How does Caitlyn do against Sion in the late game?

In the late game, Sion takes over the Caitlyn vs Sion matchup with a 100.0% win rate compared to 0.0%. Sion scales better into team fights and objective contests after 25 minutes.

Who wins the Caitlyn vs Sion matchup?

Caitlyn wins the matchup against Sion with a 50.0% win rate in League of Legends patch 26.10. The 0.0 percentage point advantage means Caitlyn is slightly favored in this lane matchup based on 6 games analyzed.

What is the best Caitlyn build against Sion?

The best Caitlyn build against Sion includes optimized core items. Check the matchup breakdown above for the full item path and build order.

What are the best Caitlyn runes against Sion?

The best Caitlyn runes against Sion use the Inspiration primary tree with Sorcery secondary. This rune setup achieves a 100.0% win rate in the Caitlyn vs Sion matchup. See the full rune breakdown in the matchup comparison above.

Does Caitlyn counter Sion?

Yes, Caitlyn has a favorable matchup against Sion with a 50.0% win rate. Caitlyn slightly edges out Sion in lane based on current patch 26.10 data.

How do I play Caitlyn against Sion?

When playing Caitlyn against Sion, leverage your statistical advantages by trading aggressively during favorable windows. You have early game priority — look for kills and zone control before first recall. Build the recommended items and runes for this specific matchup for the best results.