In the ever-growing world of wireless audio, two popular earbuds stand out for bass enthusiasts on a budget: the Boult Z40 Pro vs Oppo Enco Air 3 Pro. While both deliver strong low-end performance, they cater to slightly different user needs.

In this comparison, we break down key specs, features, pros, cons, and help you choose the right one based on sound profile, budget, and features.
1. Boult Z40 Pro
- Price: 1999 (approx.)
- Driver Size: 10mm BoomX Bass Drivers
- Battery Backup: Up to 100 Hours (with case)
- Noise Cancellation: ENC (Environmental Noise Cancellation)
- Connectivity: Bluetooth 5.3
- Special Features: Quad Mic ENC, Touch Controls, Fast Charging, Gaming Mode
Why Choose It:
The Boult Z40 Pro is built for bass-heavy genres like EDM, Hip-Hop, and Bollywood beats. With BoomX technology, you get a deep and impactful low-end that adds punch to every track. Plus, the massive battery backup means you’ll rarely worry about charging.
2. Oppo Enco Air 3 Pro
- Price: 4499 (approx.)
- Driver Size: 12.4mm Titanized Diaphragm Driver
- Battery Backup: Up to 30 Hours (with case)
- Noise Cancellation: Active Noise Cancellation (ANC up to 49dB)
- Connectivity: Bluetooth 5.3, LHDC codec support
- Special Features: Hi-Res Audio Certification, Dual Device Pairing, Game Mode
Why Choose It:
The Oppo Enco Air 3 Pro is for users who appreciate balanced bass with detailed highs and mids. Thanks to its Hi-Res Audio certification and LHDC support, it delivers superior clarity with refined bass and up to 49dB ANC, creating a premium listening experience.
Product Comparison Table
Feature | Boult Z40 Pro | Oppo Enco Air 3 Pro |
---|---|---|
Price | ₹1,999 | ₹4,499 |
Driver Size | 10mm BoomX Bass | 12.4mm Titanized Diaphragm |
Bass Quality | Thumpy, powerful | Rich, deep, and refined |
Noise Cancellation | ENC | ANC (up to 49dB) |
Battery Backup | Up to 100 Hours | Up to 30 Hours |
Bluetooth Version | 5.3 | 5.3 |
Mic Setup | Quad Mic ENC | Dual Mic with ANC |
Audio Codec | SBC, AAC | LHDC, SBC, AAC |
Special Features | Gaming Mode, Touch Controls | Dual Pairing, Hi-Res Audio |
Advantages vs Disadvantages
Product | Advantages | Disadvantages |
---|---|---|
Boult Z40 Pro | Long battery life, great bass, budget-friendly | No ANC, average clarity in vocals/mids |
Oppo Enco Air 3 Pro | Hi-Res Audio, refined bass, ANC, dual pairing | Higher price, lower battery backup |
FAQs
Q1: Which TWS offers the strongest bass under ₹2,000?
A: The Boult Z40 Pro is a top pick in this range with dedicated BoomX bass drivers for impactful low-end performance.
Q2: Is the Oppo Enco Air 3 Pro worth the higher price?
A: Yes, if you want Hi-Res audio, effective ANC, and refined sound quality across all frequencies.
Q3: Which earbuds are better for gaming?
A: The Boult Z40 Pro has a dedicated gaming mode with lower latency, making it better suited for mobile gamers.
Q4: Can both earbuds connect to multiple devices?
A: Only the Oppo Enco Air 3 Pro supports dual-device pairing for seamless switching.
Final Verdict: Which One Should You Buy?
Choose the Boult Z40 Pro if:
- You want maximum bass on a tight budget
- You need long-lasting battery life
- You’re into gaming and casual listening
Choose the Oppo Enco Air 3 Pro if:
- You prefer refined sound with balanced bass and clear vocals
- You want Hi-Res audio and effective ANC
- You can stretch your budget to ₹4,500
Both earbuds are excellent choices, but they serve different listening priorities. Bass lovers on a budget will find great value in the Boult Z40 Pro, while audiophiles who value clarity and noise cancellation should consider the Oppo Enco Air 3 Pro.