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Soundcore Space A40 vs Sony WF-C700N: Budget ANC Earbuds Compared
Sleek white earbuds with modern red case on a dark surface, highlighting stylish audio technology.

Two of the best budget ANC earbuds go head-to-head. The Soundcore Space A40 brings impressive specs at an aggressive price, while Sony’s WF-C700N offers refined sound from a trusted audio brand. Which deserves your money?

Quick Verdict

 Soundcore Space A40Sony WF-C700N
Best ForBattery life, value seekersSound quality, Sony ecosystem
ANC QualityVery good (adaptive)Good (more refined)
Battery Life10h (50h total)7.5h (15h total)
Codec SupportLDAC, AAC, SBCAAC, SBC
MultipointYesYes
Price (Amazon.de)~€70-80~€80-100
Our PickBest overall valueBetter for sound purists

Bottom line: The Space A40 wins on features and battery life. The WF-C700N wins on sound refinement. For most EU buyers, the Space A40 offers more for less.

Sound Quality

Soundcore Space A40

Balanced sound signature with punchy bass. Customizable via the Soundcore app with extensive EQ options. LDAC support means hi-res audio streaming on Android devices—a rare feature at this price point.

The default tuning leans slightly bass-heavy, but the app lets you adjust to your preference.

Sony WF-C700N

Sony’s tuning expertise shows here. Warmer, more refined sound with better instrument separation. The bass is present but controlled, and vocals sound natural.

No LDAC (surprising for Sony), only AAC and SBC. Sound quality is excellent for the codec limitations.

Winner: Sony for pure sound quality. Soundcore for flexibility and hi-res potential.

Active Noise Cancellation

Soundcore Space A40

Adaptive ANC that adjusts to your environment automatically. Claims up to 98% noise reduction. In practice, it handles airplane and train noise very well—better than expected at this price.

Multiple ANC levels available in the app.

Sony WF-C700N

Effective ANC that’s smooth and natural-sounding. Sony’s noise cancellation feels more refined, without the “pressure” sensation some budget ANC causes.

Not as strong as Sony’s flagship models, but solid for the price.

Winner: Tie. Space A40 for raw power, Sony for natural feel.

Battery Life

This isn’t close.

 Space A40WF-C700N
Earbuds only (ANC on)10 hours7.5 hours
With case50 hours15 hours
Quick charge10 min = 4 hrs5 min = 1 hr

Winner: Soundcore Space A40, decisively.

Features Comparison

FeatureSpace A40WF-C700N
LDAC (Hi-Res)
Multipoint
Wireless charging
Customizable EQ✓ (22 presets + custom)✓ (via Sony app)
Transparency mode
IPX ratingIPX4IPX4
Find my earbuds✓ (via Sony app)

Winner: Soundcore Space A40—more features at a lower price.

Fit and Comfort

Soundcore Space A40

Compact, lightweight design (4.9g per earbud). Comes with 4 ear tip sizes. Stays secure during workouts. Some users find them slightly bulky compared to stem designs.

Sony WF-C700N

Slightly heavier (4.8g) but excellent ergonomic design. Sony’s comfort reputation holds up—these sit well for hours. Also includes multiple ear tip sizes.

Winner: Tie—both comfortable for extended wear.

Call Quality

Neither excels here, but both are adequate.

Space A40: AI-powered noise reduction for calls helps in moderate noise. Not ideal for windy outdoor calls.

WF-C700N: Clear enough for office calls and quiet environments. Similar limitations outdoors.

Winner: Slight edge to Sony for voice clarity.

App Experience

Soundcore App

Comprehensive: EQ customization, ANC levels, touch control mapping, sleep mode, gaming mode. Android and iOS.

Sony Headphones Connect

Polished interface with EQ, ANC settings, and 360 Reality Audio support. Slightly less customization than Soundcore but cleaner.

Winner: Soundcore for features, Sony for polish.

Who Should Buy Which?

Choose the Soundcore Space A40 if you:

  • Want the best battery life
  • Have an Android phone and want LDAC
  • Value features-per-euro
  • Need wireless charging
  • Travel frequently

Choose the Sony WF-C700N if you:

  • Prioritize sound quality over features
  • Prefer Sony’s refined tuning
  • Use other Sony devices
  • Want a more premium feel
  • Don’t need extreme battery life

FAQ

Can I use these with iPhone?

Yes, both work with iPhone via AAC codec. The Space A40’s LDAC won’t work with iOS.

Which has better ANC for flights?

Space A40 has stronger noise reduction; Sony feels more natural. Both handle airplane noise well.

Are these good for the gym?

Both are IPX4 rated—sweat and splash resistant. Adequate for workouts but not for swimming.

Do they support Google/Siri voice assistants?

Yes, both support voice assistant activation.

Final Verdict

The Soundcore Space A40 offers exceptional value: longer battery, more features, hi-res codec support, and wireless charging—usually for less money than the Sony.

  • PRIVACY EXTENDED BY 98%: The improved noise cancellation system specifically reduces a wider range of noise – from aircr…
  • Ready for any adventure: Whether at home, on the way to work or on the plane, the adaptive noise cancellation automatica…
  • 50 HOURS OF MUSIC: That’s enough battery power to enjoy up to 1000 songs or 25 movies! 10 minutes charging = 4 hours of …

The Sony WF-C700N wins on sound refinement and brand trust, but the feature gap is hard to justify unless sound quality is your only priority.

  • GANZTÄGIGER TRAGEKOMFORT: Die kleinen, leichten Kopfhörer verfügen über ein ergonomisches Oberflächendesign für ganztägi…
  • ALLEIN MIT DER MUSIK: Hintergundgeräusche lassen sich mit dem digitalen Noise Cancelling ausblenden – wohingegen der Amb…
  • JEDER BEAT IN HOHER QUALITÄT: DSEE gibt Musik mit authentischen Stimmen und kraftvollen Bässen wieder; Der Sound kann zu…

For most EU consumers, the Space A40 is the smarter buy.

Related: Wireless Earbuds Buying Guide | Best Budget Earbuds Under €50

Affiliate Disclosure: As an Amazon Associate I earn from qualifying purchases.

UsefulTechHub Team

Written by the UsefulTechHub Team

We test and review tech products to help EU consumers make informed purchasing decisions. Our team combines hands-on testing with real-world usage to provide honest, practical recommendations.