Bose QuietComfort Ultra Earbuds (2. nesil) / Apple AirPods 4 (Active Noise Cancellation)

Bose QuietComfort Ultra Earbuds (2. nesil): True wireless in-ear · wireless charging case

Apple AirPods 4 (Active Noise Cancellation): AirPods 4 with Active Noise Cancellation; USB-C case with speaker and wireless charging. The AirPods 4 without ANC and the AirPods Pro models are separate.

SpecificationBose QuietComfort Ultra Earbuds (2. nesil)Apple AirPods 4 (Active Noise Cancellation)
Release year20252024
TypeIn-ear true wireless earbuds Bose—
Noise cancellingAdaptive active noise cancelling (ANC) · Aware (ambient) mode

ANC picks up outside sound with microphones and cancels it with an opposing signal. Bose says this generation changes cancellation levels more smoothly when sudden noises occur.

Bose		—
Microphones4 microphones per earbud · AI-powered call noise suppression Bose—
MultipointTwo source devices at once Bose—
BluetoothBluetooth 5.3 · range up to 9 m

Bose states the earbuds do not receive LE Audio content.

Bose		—
CodecsSBC, AAC, aptX Adaptive (Snapdragon Sound)

aptX Adaptive adjusts quality and latency to connection strength; the phone must also support this codec.

Bose		—
BatteryEarbuds up to 6 hours (4 hours with Immersive Audio on) · up to 24 hours in total with the case

Immersive Audio is Bose's spatial audio mode and shortens battery life.

Bose		—
ChargingUSB-C · wireless charging case · up to 2 hours of use from a 20-minute charge

The earbuds take about 2 hours and the case about 3 hours to charge fully.

Bose		—
Water resistanceEarbuds IPX4 · case not water resistant

IPX4 is protection against splashing water, not against immersion.

Bose		—
Weight0.017 lb (about 7.7 g) per earbud · case 0.132 lb (about 60 g) Bose—
DimensionsEarbud 2.99 × 1.25 × 2.49 cm · case 6.63 × 5.97 × 2.69 cm Bose—
ColoursBlack, White Smoke, limited-edition Deep Plum Bose—
Chip—Apple H2 headphone chip Apple
Noise control—Active Noise Cancellation, Transparency mode, Adaptive Audio, Conversation Awareness

Without ear tips the ear canal is not sealed like with silicone-tip earbuds, so ANC mainly reduces low-frequency rumble. Adaptive Audio blends ANC and Transparency based on surrounding sound.

Apple
Audio—Custom high-excursion Apple driver; high dynamic range amplifier; Personalised Spatial Audio with dynamic head tracking; Adaptive EQ; vent system for pressure equalisation Apple
Microphones and sensors—Dual beamforming microphones and inward-facing microphone; Voice Isolation; optical in-ear sensor; motion- and speech-detecting accelerometers; force sensor

The force sensor lets you press the stem to control playback, calls and listening modes.

Apple
Battery life—Earbuds: 4 hours with ANC on, 5 hours with noise control off; with case: 20 hours with ANC on, 30 hours off; 5 minutes in the case ≈ 1 hour of listening Apple
Charging case—Charges via USB-C, an Apple Watch charger or a Qi-certified charger; speaker for Find My

No USB-C cable is included. The speaker helps locate a lost case by sound.

Apple
Durability—IP54 dust, sweat and water resistance

Not intended for water sports; resistance can decrease over time.

Apple
Connectivity—Bluetooth 5.3

Works as standard Bluetooth earbuds with non-Apple devices; features such as automatic switching, Spatial Audio and Adaptive Audio need current Apple software.

Apple
Size and weight—Earbud 30.2 × 18.3 × 18.1 mm, 4.3 g; case 46.2 × 50.1 × 21.2 mm, 34.7 g Apple