FiiO FT1 Pro Headphones vs Sennheiser HD 550

Every tracked fact about the two, side by side - prices, history lows, ratings and measured tuning. No verdict: which one to buy is the visitor's decision, always.

FiiO FT1 Pro Headphones fiio Now ₹21,222 at Bloom Audio Lowest on record ₹19,199 on Thursday, 1st Oct, 2026 ★★★★☆ 4.0 4.0 · 10 reviews Full prices & history

Sennheiser HD 550 | Open-Back Dynamic Headphones - New

Sennheiser HD 550 Sennheiser Now ₹18,995 at headphones.com Lowest on record ₹18,913 on Thursday, 22nd Oct, 2026 ★★★★☆ 4.0 4.0 · 1 reviews Full prices & history

What is being compared

Both sides are headphones. The rows below are the facts each store publishes for this shelf - driver setup, impedance, sensitivity, back design and connectivity. A dash means the listing does not state that spec.

Spec fiio Sennheiser

Driver configuration — Dynamic (DD)

Connectivity — Wired

Back design — Open-back

Measured tuning, side by side

Both curves are real community measurements (gold: fiio · ink: Sennheiser). Each is level-aligned to its own 200 Hz–1 kHz mean, so rig offsets don't skew the comparison.

fiio Sennheiser

Tuning distance ±2.33 dB RMS 86% match - Very close. Computed on a shared 40-point log grid, 20 Hz–10 kHz. A measurement-space fact, not a promise two ears agree.

Bass · 20–250 Hz fiio +1.3 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means fiio plays louder there on the measured files; minus means Sennheiser does.

Mids · 250–2,000 Hz fiio −0.9 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means fiio plays louder there on the measured files; minus means Sennheiser does.

Treble · 2,000–10,000 Hz fiio +0.1 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means fiio plays louder there on the measured files; minus means Sennheiser does.

What a curve cannot seeBuild, driver QC unit-to-unit, comfort, isolation, accessories, warranty and resale value sit outside the graph - usually what the pricier one is charging for.

Price over the last 30 days

Daily lowest price across every tracked store, from the site's own price history. The line is one product's own range - the two cards are not drawn to a shared scale.

FiiO FT1 Pro Headphones Now ₹21,222 Lowest on record ₹19,199 on Thursday, 1st Oct, 2026 In stock at 1 tracked store

Sennheiser HD 550 Now ₹18,995 2% below its 30-day median Lowest on record ₹18,913 on Thursday, 22nd Oct, 2026 In stock at 2 tracked stores

Price gap right now ₹2,227 10% of the dearer one's price.

Stores with it in stock 1 vs 2 Active stores carrying each one right now - more stores usually means easier replacement and a steadier price.

The decision, factually

Cheaper right now Sennheiser HD 550 Lowest current price across all tracked stores - ₹18,995 vs ₹21,222.

Deepest discount ever seen Sennheiser HD 550 From each product's own recorded price history.

This page reports facts and expresses no opinion on which to purchase.

Keep going

EQ preset: fiio EQ preset: Sennheiser All Headphones More comparisons