HIDIZS S9 Pro Plus 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.
HIDIZS S9 Pro Plus Martha HiFi Balanced Dongle DAC - BLACK / STANDARD
Hidizs
Lowest on record ₹5,639 on Sunday, 13th Sept, 2026
Full prices & history
RCA OD3 (VT139/ VR150) NOS Vacuum Tube - Singles (1 Tube) / Silver
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.
Spec
HIDIZS S9 Pro Plus
RCA OD3 (VT139/ VR150)
Form factor
Dongle
—
Balanced output
Balanced output
—
Type
DAC
—
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.
HIDIZS S9 Pro Plus Martha HiFi Balanced Dongle DAC - BLACK / STANDARD
at its 30-day median
Lowest on record ₹5,639 on Sunday, 13th Sept, 2026
In stock at 1 tracked store
RCA OD3 (VT139/ VR150) NOS Vacuum Tube - Singles (1 Tube) / Silver
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
₹1
0% of the dearer one's price.
Stores with it in stock
1 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
HIDIZS S9 Pro Plus Martha HiFi Balanced Dongle DAC - BLACK / STANDARD
Lowest current price across all tracked stores - ₹6,272 vs ₹6,273.
Deepest discount ever seen
HIDIZS S9 Pro Plus Martha HiFi Balanced Dongle DAC - BLACK / STANDARD
From each product's own recorded price history.
This page reports facts and expresses no opinion on which to purchase.