Soundcore Space A40 Earbuds Review

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Can $50 earbuds really compete with $150+ options? The Soundcore Space A40 makes a ridiculously strong case. With 50-hour battery life, adaptive ANC, and Hi-Res Audio, these earbuds punch way, way above their price class.
Design & Comfort
Each earbud weighs just 5 grams — you genuinely forget they're in your ears. The compact charging case fits easily in a jeans pocket and has a satisfying magnetic snap when closing. They come with 4 sizes of ear tips so you can find your perfect fit.
The matte finish resists fingerprints, and the IPX4 water resistance handles sweat and light rain. These aren't designed for swimming, but they'll survive any workout.
Sound Quality
This is where the Space A40 really surprised us. They're Hi-Res Audio certified with LDAC codec support, which means compatible Android phones can stream higher-quality audio than standard Bluetooth. Bass is punchy without being overwhelming, mids are clear for vocals, and highs are crisp without harshness.
The Soundcore app lets you customize the EQ with 22 presets or create your own. There's also a HearID feature that tests your hearing and automatically adjusts the sound profile to your ears. It genuinely makes a noticeable difference.
Noise Cancellation
The adaptive ANC automatically adjusts to your environment. On a busy street, it ramps up; in a quiet office, it dials back. It won't match the ANC on Sony XM5 earbuds, but it effectively reduces office chatter, airplane hum, and street noise. For $50, it's impressive.
Transparency mode is also included for when you need to hear announcements or have a quick conversation without removing the earbuds.
Battery Life
Here's the headline stat: 50 hours total with the case (10 hours per earbud charge + 40 hours from the case). That's the best battery life in any earbuds at any price point. In real-world use with ANC on, we got about 8 hours per charge — still excellent.
A 10-minute quick charge gives you 4 hours of playback. The only missing feature is wireless charging — you'll need the included USB-C cable.
Connectivity & Features
Bluetooth 5.2 with multipoint connection means you can stay connected to your phone and laptop simultaneously. When a call comes in on your phone while you're watching a video on your laptop, the earbuds seamlessly switch. This is a premium feature that most budget earbuds skip.
Touch controls handle play/pause, skip tracks, volume, ANC modes, and voice assistant activation. They're customizable through the app, though they take a day or two to get used to.
Should You Buy Them?
At $49.99, the Soundcore Space A40 is the easiest recommendation in budget audio. The 50-hour battery alone justifies the price, but you also get solid ANC, Hi-Res Audio, and multipoint connectivity. The only people who shouldn't buy these are those who need premium call quality or wireless charging.
Pros & Cons
Pros
- • 50-hour total battery life — best in class at any price
- • Adaptive active noise cancellation that actually works
- • Hi-Res Audio certified with LDAC support
- • Comfortable and lightweight (5g per earbud)
- • Multipoint connection — pair with 2 devices at once
Cons
- • Microphone quality is just average for calls
- • No wireless charging on the case
- • ANC doesn't match premium $200+ earbuds
- • Touch controls can be finicky at first
The Verdict
The Soundcore Space A40 earbuds are the best wireless earbuds under $50, period. The 50-hour battery life is insane, the ANC is solid for the price, and they support Hi-Res Audio. If you're not spending $150+, these are the ones to buy.
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