FiiO - E10K vs RCA OD3 (VT139/ VR150)

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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Open head-to-head

FiiO - E10K FiiO Out of stock at every tracked store Lowest on record ₹6,429 on Saturday, 12th Sept, 2026 ★★★★★ 4.5 4.5 · 33 reviews Full prices & history

RCA OD3 (VT139/ VR150) NOS Vacuum Tube - Singles (1 Tube) / Silver Now ₹6,281 at Apos Lowest on record ₹6,243 on Thursday, 22nd Oct, 2026 ★★★★★ 5.0 5.0 · 1 reviews 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.

No shared spec fields are published for these two listings - prices and history below are the comparison.

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 - E10K No tracked offer in stock In stock at 0 tracked stores

RCA OD3 (VT139/ VR150) NOS Vacuum Tube - Singles (1 Tube) / Silver Now ₹6,281 at its 30-day median Lowest on record ₹6,243 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 RCA OD3 (VT139/ VR150) NOS Vacuum Tube - Singles (1 Tube) / Silver Lowest current price across all tracked stores.

Deepest discount ever seen RCA OD3 (VT139/ VR150) NOS Vacuum Tube - Singles (1 Tube) / Silver From each product's own recorded price history.

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

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