Device comparison
Two devices. One clear decision.
Choose the exact models, then compare every available specification in one aligned view.
Missing information stays missing. Only stored specifications are shown.
Complete comparison
Full specifications
Every available group and stored value, aligned by field.
LAUNCH DATE3 fields
| Specification | MOMENTUM True Wireless 5 | Ultra Open Earbuds (2nd Gen) |
|---|---|---|
| Announced | Announcement date not recorded | Announcement date not recorded |
| Released | 2026-09-03 | 2026-10-01 |
| Status | Available | Available |
ADDITIONAL INFORMATION3 fields
| Specification | MOMENTUM True Wireless 5 | Ultra Open Earbuds (2nd Gen) |
|---|---|---|
| Launch Price (USD) | $299.95 (US launch price) | $299 (US launch price) |
| Notes | — | Personal Surround support with Bose Smart Soundbars removed versus 1st Gen |
| Price in Nigeria | ₦419,900 (Stored estimate) | ₦418,600 (Stored estimate) |
PRODUCT OVERVIEW5 fields
| Specification | MOMENTUM True Wireless 5 | Ultra Open Earbuds (2nd Gen) |
|---|---|---|
| Brand | Sennheiser | Bose |
| Category | In-ear true wireless earbuds | Open-ear cuff true wireless earbuds |
| Launch Date | August 20, 2026 | September 17, 2026 |
| Model Name | MOMENTUM True Wireless 5 | Ultra Open Earbuds (2nd Gen) |
| Price | $299.95 (US launch) | $299 (US launch) |
AUDIO SPECIFICATIONS4 fields
| Specification | MOMENTUM True Wireless 5 | Ultra Open Earbuds (2nd Gen) |
|---|---|---|
| Driver Size | 7 mm | — |
| Driver Type | 7 mm TrueResponse dynamic driver | Improved dynamic driver (deeper bass, higher volume), Bose OpenAudio technology |
| Frequency Response | 5 Hz - 21 kHz | — |
| Sound Features | Up to 24-bit/96 kHz (lossless) | Spatial audio: Immersive Audio; Cinema Mode with Bose TrueSpatial head tracking |
FEATURES AND SOFTWARE8 fields
| Specification | MOMENTUM True Wireless 5 | Ultra Open Earbuds (2nd Gen) |
|---|---|---|
| Active Noise Cancellation (ANC) | Yes, hybrid adaptive ANC with adaptive anti-wind | No (open-ear) |
| App Support | Sennheiser Smart Control Plus | Bose app |
| Customizable EQ | Yes, 8-band graphic EQ in Smart Control Plus app | Yes, 3-band EQ in Bose app |
| Other Features | 8-band graphic EQ, sound personalization (developed with Fraunhofer Institute), Dolby Atmos with head tracking, low-latency gaming mode; Google Fast Pair, Microsoft Swift Pair | Auto Volume, 3-band EQ (Bose app); Google Fast Pair |
| Sound Modes | Sound Personalization, genre presets, Dolby Atmos with head tracking, low-latency gaming mode | Immersion Mode, Cinema Mode, Stereo |
| Touch Controls | — | No, physical button on each earbud (play/pause, track, volume, calls) |
| Transparency / Ambient Mode | Yes, Natural Transparency mode with anti-occlusion compensation | — |
| Voice Assistant Support | — | Phone's native voice assistant (Alexa+ planned) |
CONNECTIVITY AND INTEGRATION4 fields
| Specification | MOMENTUM True Wireless 5 | Ultra Open Earbuds (2nd Gen) |
|---|---|---|
| Bluetooth Version | 6.0, class 1 | 5.4, range up to 30 ft (9 m) |
| Multipoint | Yes | Yes, two devices |
| Range | — | 9 m (30 ft) |
| Supported Codecs | SBC, AAC, aptX, aptX Adaptive, aptX Lossless | SBC, AAC, aptX Adaptive (Snapdragon Sound) |
BUILD AND DESIGN6 fields
| Specification | MOMENTUM True Wireless 5 | Ultra Open Earbuds (2nd Gen) |
|---|---|---|
| Colors Available | Graphite, Cream, Copper, Denim, Lavender | Black, White Smoke, Cherry Chocolate, Olive Green, Sky Pink (last three limited edition) |
| Dimensions | Case with earbuds: 67.2 x 48.4 x 25.0 mm | Earbud: 18.9 x 17.7 x 27.7 mm; Case: 47.5 x 26.8 x 66.0 mm |
| Form Factor | In-ear true wireless earbuds | Open-ear cuff true wireless earbuds |
| Ingress Protection | IP54 (earbuds only) | IPX4 |
| Materials | — | Polycarbonate and silicone; metallic cap with beveled finish; flex-joint cuff |
| Weight | 7 g (single earbud), 55 g (charging case), 62 g (total) | 5.9 g (single earbud), 49.9 g (case) |
BATTERY CAPACITY AND CHARGING7 fields
| Specification | MOMENTUM True Wireless 5 | Ultra Open Earbuds (2nd Gen) |
|---|---|---|
| Battery Life (Standby) | — | Up to 20 hours (connected, no audio) |
| Battery Type | Li-Ion, user-replaceable | — |
| Charging Port | Qi wireless charging (v2.1); full charge approx. 1.5 hours | USB-C, wireless charging case; full charge 1 hour |
| Device Battery Capacity | 72 mAh (each earbud), 760 mAh (case) | — |
| Fast Charging | 8 min = 1 hour playback | 10 min = up to 2 hours |
| Total Playtime | Earbuds: Up to 12 hours (ANC off), up to 6 hours (ANC on); With case: Up to 40 hours | Earbuds: Up to 9 hours (up to 5 hours with Immersive Audio); With case: Up to 19.5 additional hours (28.5 hours total) |
| Wireless Charging | Yes, Qi | Yes, Qi |
MICROPHONES AND VOICE FEATURES3 fields
| Specification | MOMENTUM True Wireless 5 | Ultra Open Earbuds (2nd Gen) |
|---|---|---|
| Hands-Free Calls Support | Yes | Yes, Bose SpeechClarity |
| Mic Count | 4 | 2 |
| Mic Type / Noise Reduction | 4 mics per earbud incl. bone-conduction mic; AI and beamforming de-noising | 2 microphones, Bose SpeechClarity voice isolation |
BOX CONTENTS7 fields
| Specification | MOMENTUM True Wireless 5 | Ultra Open Earbuds (2nd Gen) |
|---|---|---|
| Charging Cable | Yes, USB-C charging cable | Not listed in box contents (power adapter not included) |
| Ear Tips (if earbuds) | XS, S, M, L ear tips | No (open-ear cuff design) |
| Extras (cases, clips, mounts, etc.) | Charging case, battery replacement tool | Charging case |
| Included Items | — | Earbuds, charging case, quick start guide, safety sheet (no power adapter) |
| Main Device | One pair of MOMENTUM True Wireless 5 earbuds | 2 Ultra Open Earbuds (2nd Gen) |
| User Manual | Yes, documentation | Quick start guide, safety sheet |
| Warranty Card | 1-year manufacturer warranty | 1-year Bose limited warranty |
COMPATIBILITY2 fields
| Specification | MOMENTUM True Wireless 5 | Ultra Open Earbuds (2nd Gen) |
|---|---|---|
| Operating Systems | Android, iOS | Android, iOS (Bose app on Google Play and App Store); any Bluetooth device |
| Supported Devices | Bluetooth devices; Google Fast Pair (Android), Microsoft Swift Pair (Windows) | Any Bluetooth-enabled phone, tablet or computer; preorders from 19 Sep 2026 |
KEY HIGHLIGHT1 field
| Specification | MOMENTUM True Wireless 5 | Ultra Open Earbuds (2nd Gen) |
|---|---|---|
| Highlight | The Sennheiser MOMENTUM True Wireless 5 are premium earbuds with 7 mm TrueResponse dynamic drivers, hybrid adaptive ANC and support for aptX Adaptive/Lossless over Bluetooth 6.0. | The Bose Ultra Open Earbuds (2nd Gen) are cuff-style open-ear earbuds with an improved driver for deeper bass, Bose OpenAudio, Immersive Audio and Cinema Mode with TrueSpatial head tracking. |