Kratos Cube Ear Buds Review 2026 – Best Bluetooth Earbuds Under ₹500?
Kratos Cube Ear Buds Review (2026): Best Budget Earbuds Under ₹500?
If you are looking for cheap wireless earbuds with long battery life and clear calling, then Kratos Cube Ear Buds can be a good option for you. These earbuds are currently one of the most affordable Bluetooth earbuds on Amazon, with thousands of recent buyers.
In this detailed review, we will check features, sound quality, battery, pros & cons, and whether these earbuds are worth buying or not.
🔍 Kratos Cube Ear Buds – Overview
Brand: Kratos
Model: Cube Ear Buds
Bluetooth Version: 5.3
Battery Life: Up to 30 Hours
Charging: Type-C Fast Charging
Water Resistance: IPX4
Voice Assistant: Supported
👉 2K+ bought in past month (Amazon)
🎧 Design & Build Quality
Kratos Cube Ear Buds come with a compact charging case that includes a digital battery display, which is rare in this price range. The earbuds have an in-ear design, providing good noise isolation and a comfortable fit for daily use.
The build quality is decent considering the price, making it suitable for students and beginners.
🔊 Sound Quality
For budget earbuds, the sound quality is surprisingly good.
Balanced audio for music & videos
Clear vocals for calls
Decent bass (not very heavy)
These earbuds are ideal for online classes, YouTube, and casual music listening.
📞 Call Quality & Mic
The earbuds feature clear calling technology with noise isolation, which helps reduce background noise during calls. Call quality is good for indoor use and average for outdoor environments.
🔋 Battery & Charging
Battery is the biggest plus point of Kratos Cube earbuds.
Up to 30 hours total playtime
Fast Type-C charging
LED digital battery indicator on case
Perfect for long usage without frequent charging.
💧 Water Resistance
With IPX4 rating, these earbuds can handle: ✔ Sweat
✔ Light rain
Suitable for workouts and daily travel.
✅ Pros & ❌ Cons
✅ Pros
✔ Very affordable price
✔ Long battery life (30H)
✔ Bluetooth 5.3
✔ Digital battery display
✔ Type-C fast charging
❌ Cons
✖ No Active Noise Cancellation (ANC)
✖ Bass lovers may feel average
✖ Not ideal for gaming
📊 Quick Specifications
Feature
Details
Bluetooth
5.3
Battery
30 Hours
Charging
Type-C
Water Rating
IPX4
Voice Assistant
Yes
🛒 Should You Buy Kratos Cube Ear Buds?
👉 YES, if:
Your budget is very low
You want earbuds for calls, online classes, and daily use
You need long battery backup
👉 NO, if:
You want heavy bass
You need ANC or gaming earbuds
⭐ Final Verdict
Kratos Cube Ear Buds are a value-for-money option under ₹500. They are perfect for students, beginners, and normal users who want affordable wireless earbuds with good battery life and basic features.


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