Quantum vs Imaginary Character Comparison

Fu Xuan vs Sunday

Fu Xuan is a Quantum Preservation — Fu Xuan is a Quantum Preservation unit who redirects a portion of the team's incoming damage to herself and provides a team-wide CRIT Rate boost. Sunday is a Imaginary Harmony — Sunday is an Imaginary Harmony unit who advances a target ally and their summon while boosting CRIT DMG and Energy. For your roster, Fu Xuan contributes preservation value while Sunday covers harmony.

VS
Fu Xuan
VS
Sunday

Damage Profile

Fu Xuan
Sunday
Quantum Light Cone — best She Already Shut Her Eyes (signature)
— Even
Imaginary Light Cone — best A Grounded Ascent (signature)
9/10 — premium sustain + team crit, enables no-healer cores.
✓ Fu
9.5/10 — best summon/erudition support.

Team Fit

Fu Xuan
Sunday
Fu Xuan + Jingliu + Bronya.
— Even
Sunday + Jing Yuan + Huohuo.
Preservation
— Even
Harmony

Ease of Play

Fu Xuan
Sunday
Quantum Preservation
— Even
Imaginary Harmony

🎯 Verdict

If you need a preservation-style option, Fu Xuan (Tier S) is the stronger pull. Sunday (Tier S) is the better pick when you already cover that role or want the cheaper account fit. Both are viable 2026 options.

Which One Should You Choose?

If you need a preservation-style option, Fu Xuan (Tier S) is the stronger pull. Sunday (Tier S) is the better pick when you already cover that role or want the cheaper account fit. Both are viable 2026 options.

Consider your account when deciding. Look at the units and weapons you already own, the teams you already have built, and the content you struggle with most. Both Fu Xuan and Sunday are strong — the right choice depends on which fills a bigger gap in your roster.

Frequently Asked Questions

Is Fu Xuan or Sunday better?

There is no universal answer — Fu Xuan wins in Damage Profile and Team Fit and Ease of Play scenarios where their kit shines, while Sunday is stronger in others. Use the comparison tables above to match each option's strengths to your specific needs.

Which one is better for F2P players?

Both options are viable at base constellation with their F2P alternatives. Check each option's dedicated guide for the best budget builds and teams to see which one fits your account's current roster.