Oppo Enco W51 vs Realme Buds Air Pro – Which One Should You Buy? (2026)

12 Month Manufacturer Warranty. Binaural Low-Latency Bluetooth. Hybrid Active Noise Cancellation. Transmission for Lag-Free Transmission. Listen 4 Hours Every Day and Only Charge Once a Week. Bluetooth 5.0 Provides a Fast, Stable, and Smooth Experience. In order to accomplish both comfort and high-quality noise reduction functionality. A 15-minute charge keeps the W51 on for 9 hours while a full charge lasts a full 24 hours. IP54 Dust and Water Resistance : Earphones are professionally designed and are certified IP54 dustproof and waterproof.

Powerful realme S1 Chip. Dual-channel Transmission. IPX4 Water Resistant Highest Quality. Intelligent Touch Controls & Voice Assistant. Open-up Auto Connection & Google Fast Pair. Dual Mic Environmental Noise Cancellation for calls. These earbuds offer noise cancellation up to 35 dB, so you can enjoy your favourite tracks clearly. The 10mm Bass Boost Driver along with an advanced Dynamic Bass Boost (DBB) composite bass enhancement algorithm makes the bass deeper and richer. Feel the bass when listening to electronic or rock music. The ultra-low-power realme S1 chip and 486mAh large battery capacity provide you with a massive 25hrs total battery life. With ANC ON, you can listen to music for up to a total of 20hrs. It also supports fast charge, just 10mins charge on charging case and earphones for 3hrs palyback.

Key Differences

Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. The frequency response differs (20 Hz ~ 20000 kHz vs 100 To 20000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. The driver size differs between the two (7 mm vs 10 mm), which can influence sound depth, bass response, and overall audio clarity. Oppo Enco W51 and Realme Buds Air Pro offer different noise cancellation capabilities (Digital vs ANC + ENC), which can impact how effectively they block external noise. There is a noticeable difference in weight (55.5 gm vs 50 Gm), which may affect comfort during extended use. If you're comparing Oppo Enco W51 and Realme Buds Air Pro, both models offer a strong combination of sound performance, comfort, and modern wireless features. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. Battery life varies between the two (24 Hours vs 25 Hours), which affects how long you can use them on a single charge.

Verdict: Choosing between Oppo Enco W51 and Realme Buds Air Pro depends on whether you value better sound, longer battery life, or enhanced features.

Top Differences

Battery Life: 24 Hours vs 25 Hours
Noise Cancelling: Digital vs ANC + ENC
Driver Size: 7 mm vs 10 mm
Weight: 55.5 gm vs 50 Gm

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Key Differences

Top Differences