Sony - WF-XB700 True Wireless Earbuds - Black vs Sony - WI-XB400 Wireless In Ear Headphone - Black

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.

Sony - WF-XB700 True Wireless Earbuds - Black Sony Out of stock at every tracked store Lowest ever ₹8,490 on Saturday, 12th Sept, 2026 Full prices & history

Sony - WI-XB400 Wireless In Ear Headphone - Black Sony Out of stock at every tracked store Lowest ever ₹2,796 on Saturday, 12th Sept, 2026 ★★★★☆ 4.4 4.4 · 460 reviews Full prices & history

Measured tuning, side by side

Both curves are real community measurements (gold: Sony - WF-XB700 True Wireless Earbuds - Black · ink: Sony - WI-XB400 Wireless In Ear Headphone - Black). Each is level-aligned to its own 200 Hz–1 kHz mean, so rig offsets don't skew the comparison.

Sony - WF-XB700 True Wireless Earbuds - Black Sony - WI-XB400 Wireless In Ear Headphone - Black

Tuning distance±1.17 dB RMS93% 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.

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.

The decision, factually

Cheaper right nown/aLowest current price across all tracked stores.

Deepest discount ever seenSony - WI-XB400 Wireless In Ear Headphone - BlackFrom each product's own recorded price history.

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