FiiO BTR15 Portable vs Fosi Audio GR40 Tube DAC

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

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FiiO BTR15 Portable Hi-Fi Bluetooth DAC/Amp - Black FiiO Out of stock at every tracked store Lowest on record ₹11,350 on Thursday, 22nd Oct, 2026 ★★★★★ 5.0 5.0 · 1 reviews Full prices & history

Fosi Audio GR40 Tube DAC Headphone Amp Preamp fosi Now ₹11,435 at Fosi Audio Official Lowest on record ₹11,350 on Thursday, 22nd Oct, 2026 Full prices & history

What is being compared

Both sides are DACs / headphone amplifiers. The rows below are the facts each store publishes for this shelf - converter chip, output power, inputs, balanced output and digital formats. A dash means the listing does not state that spec.

Spec FiiO fosi

Form factor Portable —

Type DAC & amp combo DAC & amp combo

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 BTR15 Portable Hi-Fi Bluetooth DAC/Amp - Black No tracked offer in stock In stock at 0 tracked stores

Fosi Audio GR40 Tube DAC Headphone Amp Preamp Now ₹11,435 at its 30-day median Lowest on record ₹11,350 on Thursday, 22nd Oct, 2026 In stock at 1 tracked store

Price gap right now n/a Both sides need a tracked offer to compare.

Stores with it in stock 0 vs 1 Active stores carrying each one right now - more stores usually means easier replacement and a steadier price.

The decision, factually

Cheaper right now Fosi Audio GR40 Tube DAC Headphone Amp Preamp Lowest current price across all tracked stores.

Deepest discount ever seen FiiO BTR15 Portable Hi-Fi Bluetooth DAC/Amp - Black From each product's own recorded price history.

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

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