Device Comparison

Device 1

Device 2

	Sport Open Earbuds	Enco X4
LAUNCH DATE
Released	2026-10-01	2026-09-24
Status	Available	Available
ADDITIONAL INFORMATION
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	₦278,600 (estimate, converted from US launch price)	₦250,600 (estimate, converted from China launch price)
PRODUCT OVERVIEW
Brand	Bose	OPPO
Category	Open-ear C-arm cuff true wireless earbuds	In-ear true wireless earbuds
Launch Date	September 17, 2026	September 22, 2026
Model Name	Sport Open Earbuds	Enco X4
Price	$199 (US launch)	CNY 1,199 (China launch)
AUDIO SPECIFICATIONS
Driver Size	—	11 mm
Driver Type	Custom dynamic drivers, Bose OpenAudio technology	Coaxial dual drivers: 11 mm dynamic bass driver (polymer diaphragm) + 6 mm tweeter, dual DAC crossover; tuned by Dynaudio
Frequency Response	—	10 Hz - 40 kHz
Sound Features	Bose OpenAudio Tech	24-bit/48 kHz lossless; Chip: 6nm chip
FEATURES AND SOFTWARE
Active Noise Cancellation (ANC)	No (open-ear)	Yes, adaptive ANC (up to 99.8% suppression of everyday noise)
App Support	Bose app	HeyMelody app
Customizable EQ	Yes, adjustable bass, mid and treble in Bose app	Yes, 5 Dynaudio sound styles in HeyMelody app
Other Features	Auto Volume, 3-band EQ; Google Fast Pair	AI translation (20+ languages), spatial audio
Sound Modes	—	Original Sound, High-Resolution, Pure Vocals, Clear Treble, Surging Bass
Touch Controls	Textured physical buttons	Pressure and slide controls, head-motion gestures
Transparency / Ambient Mode	—	Yes
Voice Assistant Support	—	Xiao Bu voice assistant
CONNECTIVITY AND INTEGRATION
Bluetooth Version	5.4 (Bluetooth Low Energy)	6.1, up to 10 m
Multipoint	Yes, two devices	Yes, dual-device
Range	—	10 m
Supported Codecs	SBC, AAC	SBC, AAC, LHDC, LC3
BUILD AND DESIGN
Colors Available	Black, White Smoke, Eucalyptus Green (limited edition)	Soft White, Pink Gold, Titanium Gray
Dimensions	Earbud: 20.0 x 25.0 x 27.9 mm; Case: 48.3 x 67.9 x 29.6 mm	Earbud: 32.11 x 18.19 x 21.03 mm; Case: 63.40 x 49.50 x 25.55 mm
Form Factor	Open-ear C-arm cuff true wireless earbuds	In-ear true wireless earbuds
Ingress Protection	IP54 (sweat, water and dust)	IP55
Materials	Polycarbonate and silicone, soft matte finish; translucent textured case lid	—
Weight	5.9 g (single earbud), 47.2 g (case), 59 g (total)	5.6 g (each earbud), 41.8 g (case), 53 g (total)
BATTERY CAPACITY AND CHARGING
Charging Port	USB-C, wireless charging case; full charge 1 hour	USB-C wired and wireless charging; approx. 55 min (earbuds), 65 min (case wired), 2.5 hours (case wireless)
Device Battery Capacity	—	65 mAh (each earbud), 576 mAh (case)
Fast Charging	10 min = up to 1.8 hours	Yes, 10 min for up to 4.5 hours
Total Playtime	Earbuds: Up to 7 hours; With case: Up to 22 additional hours (29 hours total)	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	Yes (wireless charging case)	Yes
MICROPHONES AND VOICE FEATURES
Hands-Free Calls Support	Yes, SpeechClarity Tech	Yes
Mic Count	2	4 (3 mics + 1 VPU bone-conduction mic)
Mic Type / Noise Reduction	2 microphones, Bose SpeechClarity voice isolation	Includes VPU bone-conduction mic
BOX CONTENTS
Ear Tips (if earbuds)	No (open-ear cuff design)	XS, S, M, L foamed silicone tips
Extras (cases, clips, mounts, etc.)	Charging case	—
Included Items	Earbuds, charging case, quick start guide, safety sheet	—
Main Device	2 Bose Sport Open Earbuds	Enco X4 earbuds
User Manual	Quick start guide, safety sheet	Yes
COMPATIBILITY
Operating Systems	—	Android, iOS
Supported Devices	Any Bluetooth-enabled phone, tablet or computer; preorders from 19 Sep 2026	China-market model; no word on global availability
KEY HIGHLIGHT
Highlight	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.	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.