Device Comparison
| OpenRun Pro | Enco X4 | |
|---|---|---|
| LAUNCH DATE | ||
| Released | — | 2026-09-24 |
| Status | — | Available |
| ADDITIONAL INFORMATION | ||
| Launch Price | — | CNY 1,199 — China |
| Launch Price (USD) | $179.95 (reference only — see Price in Nigeria above for the actual retail price) | — |
| Models and regions | — | China (pre-sale price CNY 1,099 from 22 Sep, sales from 24 Sep 2026) |
| Price in Nigeria | ₦252,000 | ₦250,600 (estimate, converted from China launch price) |
| PRODUCT OVERVIEW | ||
| Brand | Shokz | OPPO |
| Category | Open-Ear Bone Conduction Headphones | In-ear true wireless earbuds |
| Launch Date | 2022-09-13 | September 22, 2026 |
| Model Name | OpenRun Pro | Enco X4 |
| Price | $179.95 | CNY 1,199 (China launch) |
| AUDIO SPECIFICATIONS | ||
| Driver Size | Not applicable (bone conduction transducer, not a diaphragm driver) | 11 mm |
| Driver Type | 8th-generation bone conduction transducers | Coaxial dual drivers: 11 mm dynamic bass driver (polymer diaphragm) + 6 mm tweeter, dual DAC crossover; tuned by Dynaudio |
| Frequency Response | 20 Hz - 20 kHz | 10 Hz - 40 kHz |
| Impedance | 8.5 ohms ±20% | — |
| Sensitivity | 105 ±3 dB | — |
| Sound Features | TurboPitch technology for enhanced bass and treble clarity via bone conduction | 24-bit/48 kHz lossless; Chip: 6nm chip |
| FEATURES AND SOFTWARE | ||
| Active Noise Cancellation (ANC) | Not supported (open-ear bone conduction design does not use ANC) | Yes, adaptive ANC (up to 99.8% suppression of everyday noise) |
| App Support | Shokz App (iOS and Android) | HeyMelody app |
| Customizable EQ | No, presets only (Standard, Vocal) | Yes, 5 Dynaudio sound styles in HeyMelody app |
| Low-Latency / Gaming Mode | Not supported | — |
| Other Features | — | AI translation (20+ languages), spatial audio |
| Sound Modes | Standard and vocal-boost style presets via app | Original Sound, High-Resolution, Pure Vocals, Clear Treble, Surging Bass |
| Touch Controls | Physical buttons for power, volume, play/pause, and multi-function control | Pressure and slide controls, head-motion gestures |
| Transparency / Ambient Mode | Always-on ambient awareness inherent to open-ear bone conduction design | Yes |
| Voice Assistant Support | Siri, Google Assistant | Xiao Bu voice assistant |
| CONNECTIVITY AND INTEGRATION | ||
| Bluetooth Profiles | A2DP, HFP, AVRCP | — |
| Bluetooth Version | Bluetooth 5.1 | 6.1, up to 10 m |
| Multipoint | Yes, dual-device connection | Yes, dual-device |
| Range | Approx. 10 m (33 ft), open-field | 10 m |
| Supported Codecs | SBC, AAC | SBC, AAC, LHDC, LC3 |
| Wired Mode | Not supported | — |
| BUILD AND DESIGN | ||
| Colors Available | Black, Blue, Grey | Soft White, Pink Gold, Titanium Gray |
| Dimensions | Behind-neck band, one-size adjustable fit | Earbud: 32.11 x 18.19 x 21.03 mm; Case: 63.40 x 49.50 x 25.55 mm |
| Form Factor | Open-ear, behind-the-head bone conduction headband (not an in-ear earbud); rests on cheekbones in front of the ear canal | In-ear true wireless earbuds |
| Ingress Protection | IP55 (dust and water resistant) | IP55 |
| Materials | Titanium alloy memory-shape band with silicone coating | — |
| Weight | 29 g | 5.6 g (each earbud), 41.8 g (case), 53 g (total) |
| BATTERY CAPACITY AND CHARGING | ||
| Battery Life (Standby) | 10 days standby (approx.) | — |
| Charging Port | Proprietary magnetic charging cradle (no case; standalone headphone) | USB-C wired and wireless charging; approx. 55 min (earbuds), 65 min (case wired), 2.5 hours (case wireless) |
| Device Battery Capacity | 140 mAh | 65 mAh (each earbud), 576 mAh (case) |
| Fast Charging | 5 minutes of charging provides approx. 1.5 hours of playback | Yes, 10 min for up to 4.5 hours |
| Total Playtime | 10 hours continuous playback | Earbuds: Up to 13 hours (ANC off, AAC), 10 hours (LHDC), 6 hours (ANC on, AAC); With case: Up to 53 hours (ANC off, AAC), 42 hours (LHDC), 22 hours (ANC on, LHDC) |
| Wireless Charging | Magnetic cradle charging (not Qi wireless) | Yes |
| MICROPHONES AND VOICE FEATURES | ||
| Hands-Free Calls Support | Yes | Yes |
| Mic Count | Dual noise-canceling microphones | 4 (3 mics + 1 VPU bone-conduction mic) |
| Mic Type / Noise Reduction | Dual-mic noise cancellation array tuned for outdoor/wind noise during calls | Includes VPU bone-conduction mic |
| Voice Assistant Trigger | Button control activates paired phone's voice assistant | — |
| BOX CONTENTS | ||
| Charging Cable | Magnetic charging cable/cradle | — |
| Ear Tips (if earbuds) | Not applicable (open-ear bone conduction design; not an earbud) | XS, S, M, L foamed silicone tips |
| Extras (cases, clips, mounts, etc.) | Carrying pouch | — |
| Main Device | Shokz OpenRun Pro headphone | Enco X4 earbuds |
| User Manual | Included | Yes |
| Warranty Card | Included | — |
| COMPATIBILITY | ||
| Operating Systems | iOS, Android | Android, iOS |
| Profiles Supported | A2DP, HFP, AVRCP | — |
| Supported Devices | Smartphones, tablets, laptops with Bluetooth 4.1+ | China-market model; no word on global availability |
| KEY HIGHLIGHT | ||
| Highlight | Shokz's flagship bone-conduction sport headphone, using 8th-gen TurboPitch transducers to deliver richer bass than prior models while leaving ears fully open for outdoor awareness | The OPPO Enco X4 are Dynaudio-tuned flagship earbuds with a coaxial 11 mm dynamic bass driver and 6 mm tweeter driven by dual DACs, powered by a new 6nm chip. |