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LAUNCH DATE2 fields
| Specification | Enco X4 | Sport Open Earbuds |
|---|---|---|
| Released | 2026-09-24 | 2026-10-01 |
| Status | Available | Available |
ADDITIONAL INFORMATION5 fields
| Specification | Enco X4 | Sport Open Earbuds |
|---|---|---|
| Launch Price | CNY 1,199 — China | — |
| Launch Price (USD) | — | $199 (US launch price) |
| Models and regions | China (pre-sale price CNY 1,099 from 22 Sep, sales from 24 Sep 2026) | — |
| Notes | — | New 2026 model (product code SPORTOPN26), not the 2021 Bose Sport Open Earbuds; no Immersive Audio, Cinema Mode or aptX |
| Price in Nigeria | ₦250,600 (estimate, converted from China launch price) | ₦278,600 (estimate, converted from US launch price) |
PRODUCT OVERVIEW5 fields
| Specification | Enco X4 | Sport Open Earbuds |
|---|---|---|
| Brand | OPPO | Bose |
| Category | In-ear true wireless earbuds | Open-ear C-arm cuff true wireless earbuds |
| Launch Date | September 22, 2026 | September 17, 2026 |
| Model Name | Enco X4 | Sport Open Earbuds |
| Price | CNY 1,199 (China launch) | $199 (US launch) |
AUDIO SPECIFICATIONS4 fields
| Specification | Enco X4 | Sport Open Earbuds |
|---|---|---|
| Driver Size | 11 mm | — |
| Driver Type | Coaxial dual drivers: 11 mm dynamic bass driver (polymer diaphragm) + 6 mm tweeter, dual DAC crossover; tuned by Dynaudio | Custom dynamic drivers, Bose OpenAudio technology |
| Frequency Response | 10 Hz - 40 kHz | — |
| Sound Features | 24-bit/48 kHz lossless; Chip: 6nm chip | Bose OpenAudio Tech |
FEATURES AND SOFTWARE8 fields
| Specification | Enco X4 | Sport Open Earbuds |
|---|---|---|
| Active Noise Cancellation (ANC) | Yes, adaptive ANC (up to 99.8% suppression of everyday noise) | No (open-ear) |
| App Support | HeyMelody app | Bose app |
| Customizable EQ | Yes, 5 Dynaudio sound styles in HeyMelody app | Yes, adjustable bass, mid and treble in Bose app |
| Other Features | AI translation (20+ languages), spatial audio | Auto Volume, 3-band EQ; Google Fast Pair |
| Sound Modes | Original Sound, High-Resolution, Pure Vocals, Clear Treble, Surging Bass | — |
| Touch Controls | Pressure and slide controls, head-motion gestures | Textured physical buttons |
| Transparency / Ambient Mode | Yes | — |
| Voice Assistant Support | Xiao Bu voice assistant | — |
CONNECTIVITY AND INTEGRATION4 fields
| Specification | Enco X4 | Sport Open Earbuds |
|---|---|---|
| Bluetooth Version | 6.1, up to 10 m | 5.4 (Bluetooth Low Energy) |
| Multipoint | Yes, dual-device | Yes, two devices |
| Range | 10 m | — |
| Supported Codecs | SBC, AAC, LHDC, LC3 | SBC, AAC |
BUILD AND DESIGN6 fields
| Specification | Enco X4 | Sport Open Earbuds |
|---|---|---|
| Colors Available | Soft White, Pink Gold, Titanium Gray | Black, White Smoke, Eucalyptus Green (limited edition) |
| Dimensions | Earbud: 32.11 x 18.19 x 21.03 mm; Case: 63.40 x 49.50 x 25.55 mm | Earbud: 20.0 x 25.0 x 27.9 mm; Case: 48.3 x 67.9 x 29.6 mm |
| Form Factor | In-ear true wireless earbuds | Open-ear C-arm cuff true wireless earbuds |
| Ingress Protection | IP55 | IP54 (sweat, water and dust) |
| Materials | — | Polycarbonate and silicone, soft matte finish; translucent textured case lid |
| Weight | 5.6 g (each earbud), 41.8 g (case), 53 g (total) | 5.9 g (single earbud), 47.2 g (case), 59 g (total) |
BATTERY CAPACITY AND CHARGING5 fields
| Specification | Enco X4 | Sport Open Earbuds |
|---|---|---|
| Charging Port | USB-C wired and wireless charging; approx. 55 min (earbuds), 65 min (case wired), 2.5 hours (case wireless) | USB-C, wireless charging case; full charge 1 hour |
| Device Battery Capacity | 65 mAh (each earbud), 576 mAh (case) | — |
| Fast Charging | Yes, 10 min for up to 4.5 hours | 10 min = up to 1.8 hours |
| Total Playtime | 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) | Earbuds: Up to 7 hours; With case: Up to 22 additional hours (29 hours total) |
| Wireless Charging | Yes | Yes (wireless charging case) |
MICROPHONES AND VOICE FEATURES3 fields
| Specification | Enco X4 | Sport Open Earbuds |
|---|---|---|
| Hands-Free Calls Support | Yes | Yes, SpeechClarity Tech |
| Mic Count | 4 (3 mics + 1 VPU bone-conduction mic) | 2 |
| Mic Type / Noise Reduction | Includes VPU bone-conduction mic | 2 microphones, Bose SpeechClarity voice isolation |
BOX CONTENTS5 fields
| Specification | Enco X4 | Sport Open Earbuds |
|---|---|---|
| Ear Tips (if earbuds) | XS, S, M, L foamed silicone tips | No (open-ear cuff design) |
| Extras (cases, clips, mounts, etc.) | — | Charging case |
| Included Items | — | Earbuds, charging case, quick start guide, safety sheet |
| Main Device | Enco X4 earbuds | 2 Bose Sport Open Earbuds |
| User Manual | Yes | Quick start guide, safety sheet |
COMPATIBILITY2 fields
| Specification | Enco X4 | Sport Open Earbuds |
|---|---|---|
| Operating Systems | Android, iOS | — |
| Supported Devices | China-market model; no word on global availability | Any Bluetooth-enabled phone, tablet or computer; preorders from 19 Sep 2026 |
KEY HIGHLIGHT1 field
| Specification | Enco X4 | Sport Open Earbuds |
|---|---|---|
| Highlight | 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. | The Bose Sport Open Earbuds (2026) are C-arm cuff open-ear earbuds built for workouts, with custom dynamic drivers, Bose OpenAudio and textured physical buttons. |