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  3. Fairbuds XL 2025 vs Signature Pure

Fairphone Fairbuds XL 2025 vs UltraSone Signature Pure

What Fairbuds XL 2025 does better (1) and where Signature Pure wins (4) — every spec side by side.

Fairphone Fairbuds XL 2025
Fairphone · 2025Fairbuds XL 2025
5.9Score
1 advantage≈ $210
Higher score
vs
UltraSone Signature Pure
UltraSone · 2024Signature Pure
4 advantages≈ $200
8.6Noise control & calls3.9

Why is Fairbuds XL 2025 better than Signature Pure?

  1. Active noise cancellingYes · Signature Pure: No

Why is Signature Pure better than Fairbuds XL 2025?

  1. Lowest frequency20 Hz vs 8 Hz2.5×
  2. Weight330 g vs 294 g+12%
  3. Highest frequency20,000 Hz vs 35,000 Hz+75%
  4. Driver size40 mm vs 50 mm+25%
Specifications

Side by side

Fairphone Fairbuds XL 2025Fairphone Fairbuds XL 2025≈ $2105.9
UltraSone Signature PureUltraSone Signature Pure≈ $200
Sound
FitOn-earOver-ear
Ear cup designClosed-backClosed-back
Driver typeDynamicDynamic
Driver size40 mm50 mm
Lowest frequency20 Hz8 Hz
Highest frequency20,000 Hz35,000 Hz
Impedance32 Ω32 Ω
Sensitivity99 dB114 dB
Hi-Res AudioYes—
Adjustable equaliserYes—
Noise control
Active noise cancellingYesNo
Transparency / ambient modeYes—
Microphones6—
Battery & charging
Battery life30 h—
Battery life with ANC26 h—
Battery capacity800 mAh—
Charging time3 h3 h
Quick charge (claimed)15 min → 15 h—
Fast charging supportYes—
Connectivity
WirelessYesNo
Bluetooth version5.1—
Bluetooth codecsaptX HD, AAC, SBC—
Hi-res codec (LDAC / aptX HD / LHDC)Yes—
aptXYes—
LDACNo—
Multipoint (two devices)Yes—
USB-CYes—
3.5 mm jack / AUXYesYes
Smart & streaming
Voice assistantAlexa, Google Assistant, Siri—
Companion appYes—
Design & build
Weight330 g294 g
Protection ratingIP54—
Water resistance (IPx)IPx4—
Dust protection (IP)5—
FoldableYes—
Features
Hands-free callsYes—

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