Zodiac Compatibility Calculator

Pick two signs. Get a score built from aspect, element, modality and ruling planet.

Not sure of a sign? The dates are listed next to each name.

Fire on fire, and the good version of it. Leo and Sagittarius push each other outward rather than against each other. Big plans get made. Considerably fewer get finished.

Leo and Sagittarius at a glance

Overall compatibility90% — Rare alignment
Chemistry89% (very strong)
Communication88% (very strong)
Trust79% (strong)
Long term91% (very strong)
AspectTrine, 120° apart
ElementsFire and Fire
ModalityFixed and Mutable
Ruling planetsthe Sun and Jupiter

One of the strongest pairings on the wheel. These two signs want broadly the same things and go about getting them in compatible ways, which means less translation work than most couples ever get.

The aspect: Trine

The most harmonious angle in the system. Both signs share an element, which means they process the world through the same basic filter and rarely have to explain themselves.

Fire and Fire

Two fire signs run hot and fast. Big plans, quick decisions, and a household that never sits still.

Fixed and Mutable

Fixed holds the shape, mutable keeps it flexible. A useful balance when both value what the other brings.

Ruling planets

Leo is ruled by the Sun and Sagittarius by Jupiter. In traditional astrology the relationship between two ruling planets colours everything above it, which is why two pairs with the same element and aspect can still feel completely different in practice.

What works

  • Instinctive understanding. Very little of the relationship is spent on translation.
  • Nobody has to talk the other into anything. The energy matches.

Where it snags

  • Shared element means shared blind spot, and nobody is positioned to point it out.
  • Two people who both want to lead, and neither wants to handle the boring parts.
  • Fixed reads mutable as unreliable. Mutable reads fixed as rigid.

Leo in relationships

Leo loves generously and out loud. Affection is public, warm, and slightly theatrical, and Leo genuinely enjoys making a partner feel like the most interesting person in the room. The vulnerability underneath is real: Leo needs to be appreciated, and reads sustained indifference as rejection.

Needs: Appreciation that is spoken, not assumed. Gives: Warmth, generosity, and total commitment once given.

Sagittarius in relationships

Sagittarius wants a companion rather than an anchor, and commits properly to a partner who feels like an addition to the adventure rather than a restriction on it. Bluntness is the recurring problem: Sagittarius says the true thing without checking whether it needed saying.

Needs: Freedom, honesty, and a partner with their own life. Gives: Optimism, humor, and genuine open-mindedness.

Leo and Sagittarius in love

Chemistry scores 89% and long-term fit scores 91%. Those two numbers sitting close together suggests a pairing that feels roughly the same at year three as it did in month three, for better or worse.

Leo and Sagittarius as friends

Friendship leans on communication and trust, scoring 88% and 79% here. Both are high, which is why this combination often works better as a friendship than people expect, and why it survives long gaps without contact.

Frequently asked questions

Are Leo and Sagittarius compatible?

Leo and Sagittarius score 90% overall, which falls in the rare alignment band. One of the strongest pairings on the wheel. These two signs want broadly the same things and go about getting them in compatible ways, which means less translation work than most couples ever get.

What is the biggest challenge for Leo and Sagittarius?

Shared element means shared blind spot, and nobody is positioned to point it out. Their lowest score is trust at 79%, which is usually where the friction shows up first.

Do Leo and Sagittarius make a good long-term match?

Long-term fit scores 91%. That is a strong result, and this pairing tends to hold up well over time when both people stay honest about what they need.

What zodiac aspect do Leo and Sagittarius form?

They form a trine, 120° apart on the zodiac wheel. The most harmonious angle in the system. Both signs share an element, which means they process the world through the same basic filter and rarely have to explain themselves.

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