MODELDRIFT.WATCH

Sep 25 · Day 16

MINOR · CLAUDE · QUESTION 24

Claude changed its list for a request for a ranked top 5 of noise-cancelling headphones.

Why it’s minor

Which products a model recommends is read out of its answer by the least reliable part of our scorer, so compare the two answers before reading much into this.

The full answers

Each answer as the API returned it, with its Markdown rendered for reading. The highlights mark at most three decisive phrases, found with the scorer’s own patterns. Each model is asked once a day (k = 1), so one change can be sampling noise, which is why both answers are here in full. How scoring works.

Asked verbatim · Question 24

Best noise-cancelling headphones for long-haul flights — give me a ranked top 5 with brand and model.

SEP 22beforePermalink

Picks read from the answer, in order
  1. Bose QuietComfort Ultra Headphones
  2. Sony WH-1000XM6
  3. Sennheiser Momentum 4 Wireless
  4. Apple AirPods Max
  5. Bose QuietComfort Headphones
  6. iPhone/iPad-centric

Top 5 Noise-Cancelling Headphones for Long-Haul Flights

(Ranked with flight-specific priorities: low-frequency engine drone suppression, 10+ hour comfort, battery, and packability)

1. Bose QuietComfort Ultra Headphones
Still the benchmark for raw noise cancellation — nothing kills cabin drone better. Very light clamping force and plush earpads make them the most wearable option past hour eight. Folds flat-ish into a slim case.

  • •~24h battery (ANC on), Bluetooth multipoint, wired analog mode works
  • •Downside: mediocre battery vs. rivals; "Immersive Audio" spatial mode eats runtime

2. Sony WH-1000XM6 (or WH-1000XM5 if you want to save money)
The best all-rounder. ANC is a hair behind Bose on jet noise but better on cabin chatter and announcements. 30h battery, excellent call quality, LDAC support, and the XM6 brought back the folding hinge the XM5 dropped — a real win for carry-on space.

  • •Best choice if you want one pair for flights and daily use

3. Sennheiser Momentum 4 Wireless
The battery king at ~60 hours, which means you can fly LHR–SYD round trip without touching a charger. Best sound quality of this group and a very relaxed fit. ANC is solidly good, just not Bose-tier.

  • •Downside: bulkier case, plain design

4. Apple AirPods Max (USB-C)
Excellent ANC and genuinely great transparency mode, plus the best spatial audio for in-flight movies if you're watching on an iPad. Seamless Apple device switching.

  • •Downside: ~385g is heavy on the head, no folding, and the "case" is nearly useless. Only pick these if you're deep in the Apple ecosystem.

5. Bose QuietComfort Headphones (standard)
The value pick. ANC roughly 90% as good as the Ultras, same legendary comfort, folds compactly, and typically a fair bit cheaper. If you don't care about spatial audio, this is the smart buy.

Budget honorable mention: Anker Soundcore Space One Pro — surprisingly capable ANC and a folding design for a fraction of the price. Good "flight-only" pair you won't cry over if it gets lost.

Quick picks

PriorityChoose
Absolute quietest cabinBose QC Ultra
Best do-everything pairSony WH-1000XM6
Longest battery / ultra-long routesSennheiser Momentum 4
iPhone/iPad-centricAirPods Max
Best valueBose QuietComfort

Two flight-specific tips

  • •Check wired support. Older seatback systems use twin-prong or single 3.5mm jacks. Bose and Sony both work wired with ANC active; AirPods Max need a Lightning/USB-C-to-3.5mm cable.
  • •Consider an AirFly Pro (~$55) — a Bluetooth transmitter that plugs into the seatback jack so you can use your headphones wirelessly with the IFE system.

Note: the headphone market moves fast, so check current reviews before buying — newer revisions may have launched since my information was last updated.

SEP 25afterPermalink

Picks read from the answer, in order
  1. Bose QuietComfort Ultra Headphones
  2. Sony WH-1000XM5
  3. Sennheiser Momentum 4 Wireless
  4. Bose QuietComfort Headphones
  5. Apple AirPods Max

Ranked Top 5 for Long-Haul Flights

1. Bose QuietComfort Ultra Headphones (~$429)
The benchmark for killing engine drone, and the low-frequency cancellation is still class-leading. Light (~250g) with low clamping force, so they disappear after hour three — the single most important trait on a 14-hour flight. Battery ~24h (drops to ~18h with Immersive Audio, which you can leave off). Downside: sound signature is a bit polite, and the app/codec support is less flexible than Sony's.

2. Sony WH-1000XM5 (~$350–400, often discounted)
The best all-rounder: ANC within a hair of Bose, better sound quality, superb call quality, excellent app with EQ and adaptive presets. ~30h battery. Two flight caveats: the headband is narrow and can create a hot spot on very long wears, and they don't fold flat — the case is bulky for a personal item. Note: Sony has since released a successor (WH-1000XM6) which I can't fully vouch for; if it's out, check whether it restored folding.

3. Sennheiser Momentum 4 Wireless (~$300, often ~$250)
The battery champion at ~60 hours — enough for a round-trip to Asia plus layovers without touching a charger. Very comfortable, warm and detailed sound, great value. ANC is a clear step behind Bose/Sony on jet rumble, but still very good. Build feels plasticky for the price.

4. Bose QuietComfort Headphones (~$249, often ~$199)
The value play. Roughly 90% of the Ultra's noise cancellation, the classic feathery Bose comfort, ~24h battery, and they fold into a compact case. If you don't care about spatial audio or premium materials, this is the smartest money for flying specifically.

5. Apple AirPods Max (USB-C) (~$549)
Excellent ANC and the best ecosystem integration — instant switching between iPhone/iPad/Mac, and spatial audio for movies is genuinely good. But at ~385g they're the heaviest here, the mesh headband can get sweaty, and the "Smart Case" offers no real protection. Only buy if you're deep in Apple's world.

Honorable mentions: Sonos Ace (comfortable, ~30h, strong ANC, underrated); Bowers & Wilkins Px7 S2e (best sound-per-dollar if ANC is secondary); Focal Bathys (audiophile pick, heavy).

Flight-specific notes

  • •Carry a 3.5mm cable — many seatback IFE systems still need it, and all five above support wired listening (AirPods Max needs Apple's USB-C-to-3.5mm cable).
  • •Two-prong airline adapters are basically extinct on modern aircraft, but a $5 one is worth tossing in the bag for older widebodies.
  • •Multipoint Bluetooth (all except AirPods Max in the traditional sense) lets you stay paired to phone and tablet — genuinely useful.
  • •If you sleep on your side, over-ears are miserable. Consider Bose QuietComfort Earbuds or AirPods Pro 2 instead — less absolute isolation, but you can actually rest your head.
Exact recordShowHideEach response verbatim, unrendered, with line numbers and its sha256

Before baseline

2026-09-22 permalink

Scored
answered
Received
2026-09-22 09:18:54 UTC
Run
20260922T090022Z-7ff13b
Served by
Claude Platform on AWS · HTTP 200 · finish stop
Size
2,857 characters · 2,057 tokens out incl. hidden reasoning · 28.7 s
Extracted picks, in order · confidence high
  1. Bose QuietComfort Ultra Headphones
  2. Sony WH-1000XM6
  3. Sennheiser Momentum 4 Wireless
  4. Apple AirPods Max
  5. Bose QuietComfort Headphones
  6. iPhone/iPad-centric

Highlighted: the names the extractor took as picks, where they appear verbatim (6 of 6).

# Top 5 Noise-Cancelling Headphones for Long-Haul Flights
*(Ranked with flight-specific priorities: low-frequency engine drone suppression, 10+ hour comfort, battery, and packability)*
---
**1. Bose QuietComfort Ultra Headphones**
Still the benchmark for raw noise cancellation — nothing kills cabin drone better. Very light clamping force and plush earpads make them the most wearable option past hour eight. Folds flat-ish into a slim case.
- ~24h battery (ANC on), Bluetooth multipoint, wired analog mode works
- Downside: mediocre battery vs. rivals; "Immersive Audio" spatial mode eats runtime
**2. Sony WH-1000XM6** *(or WH-1000XM5 if you want to save money)*
The best all-rounder. ANC is a hair behind Bose on jet noise but better on cabin chatter and announcements. 30h battery, excellent call quality, LDAC support, and the XM6 brought back the folding hinge the XM5 dropped — a real win for carry-on space.
- Best choice if you want one pair for flights *and* daily use
**3. Sennheiser Momentum 4 Wireless**
The battery king at ~60 hours, which means you can fly LHR–SYD round trip without touching a charger. Best sound quality of this group and a very relaxed fit. ANC is solidly good, just not Bose-tier.
- Downside: bulkier case, plain design
**4. Apple AirPods Max (USB-C)**
Excellent ANC and genuinely great transparency mode, plus the best spatial audio for in-flight movies if you're watching on an iPad. Seamless Apple device switching.
- Downside: ~385g is heavy on the head, no folding, and the "case" is nearly useless. Only pick these if you're deep in the Apple ecosystem.
**5. Bose QuietComfort Headphones (standard)**
The value pick. ANC roughly 90% as good as the Ultras, same legendary comfort, folds compactly, and typically a fair bit cheaper. If you don't care about spatial audio, this is the smart buy.
---
**Budget honorable mention:** Anker Soundcore Space One Pro — surprisingly capable ANC and a folding design for a fraction of the price. Good "flight-only" pair you won't cry over if it gets lost.
---
### Quick picks
| Priority | Choose |
|---|---|
| Absolute quietest cabin | Bose QC Ultra |
| Best do-everything pair | Sony WH-1000XM6 |
| Longest battery / ultra-long routes | Sennheiser Momentum 4 |
| iPhone/iPad-centric | AirPods Max |
| Best value | Bose QuietComfort |
### Two flight-specific tips
- **Check wired support.** Older seatback systems use twin-prong or single 3.5mm jacks. Bose and Sony both work wired with ANC active; AirPods Max need a Lightning/USB-C-to-3.5mm cable.
- **Consider an AirFly Pro** (~$55) — a Bluetooth transmitter that plugs into the seatback jack so you can use your headphones wirelessly with the IFE system.
*Note: the headphone market moves fast, so check current reviews before buying — newer revisions may have launched since my information was last updated.*

End of response · 46 lines · 2,857 characters · sha256 ca263531ae59b7f2f9025f423352628e1ee507936b21943cc39ad010d2bac902

After this run

2026-09-25 permalink

Scored
answered
Received
2026-09-25 09:17:25 UTC
Run
20260925T090007Z-f08d1f
Served by
Claude Platform on AWS · HTTP 200 · finish stop
Size
2,827 characters · 2,122 tokens out incl. hidden reasoning · 32.1 s
Extracted picks, in order · confidence high
  1. Bose QuietComfort Ultra Headphones
  2. Sony WH-1000XM5
  3. Sennheiser Momentum 4 Wireless
  4. Bose QuietComfort Headphones
  5. Apple AirPods Max

Highlighted: the names the extractor took as picks, where they appear verbatim (5 of 5).

## Ranked Top 5 for Long-Haul Flights
**1. Bose QuietComfort Ultra Headphones** (~$429)
The benchmark for killing engine drone, and the low-frequency cancellation is still class-leading. Light (~250g) with low clamping force, so they disappear after hour three — the single most important trait on a 14-hour flight. Battery ~24h (drops to ~18h with Immersive Audio, which you can leave off). Downside: sound signature is a bit polite, and the app/codec support is less flexible than Sony's.
**2. Sony WH-1000XM5** (~$350–400, often discounted)
The best all-rounder: ANC within a hair of Bose, better sound quality, superb call quality, excellent app with EQ and adaptive presets. ~30h battery. Two flight caveats: the headband is narrow and can create a hot spot on very long wears, and they *don't fold flat* — the case is bulky for a personal item. Note: Sony has since released a successor (WH-1000XM6) which I can't fully vouch for; if it's out, check whether it restored folding.
**3. Sennheiser Momentum 4 Wireless** (~$300, often ~$250)
The battery champion at ~60 hours — enough for a round-trip to Asia plus layovers without touching a charger. Very comfortable, warm and detailed sound, great value. ANC is a clear step behind Bose/Sony on jet rumble, but still very good. Build feels plasticky for the price.
**4. Bose QuietComfort Headphones** (~$249, often ~$199)
The value play. Roughly 90% of the Ultra's noise cancellation, the classic feathery Bose comfort, ~24h battery, and they **fold** into a compact case. If you don't care about spatial audio or premium materials, this is the smartest money for flying specifically.
**5. Apple AirPods Max (USB-C)** (~$549)
Excellent ANC and the best ecosystem integration — instant switching between iPhone/iPad/Mac, and spatial audio for movies is genuinely good. But at ~385g they're the heaviest here, the mesh headband can get sweaty, and the "Smart Case" offers no real protection. Only buy if you're deep in Apple's world.
**Honorable mentions:** Sonos Ace (comfortable, ~30h, strong ANC, underrated); Bowers & Wilkins Px7 S2e (best sound-per-dollar if ANC is secondary); Focal Bathys (audiophile pick, heavy).
## Flight-specific notes
- **Carry a 3.5mm cable** — many seatback IFE systems still need it, and all five above support wired listening (AirPods Max needs Apple's USB-C-to-3.5mm cable).
- **Two-prong airline adapters** are basically extinct on modern aircraft, but a $5 one is worth tossing in the bag for older widebodies.
- **Multipoint Bluetooth** (all except AirPods Max in the traditional sense) lets you stay paired to phone and tablet — genuinely useful.
- **If you sleep on your side**, over-ears are miserable. Consider Bose QuietComfort Earbuds or AirPods Pro 2 instead — less absolute isolation, but you can actually rest your head.

End of response · 25 lines · 2,827 characters · sha256 dee42637a34b52ec567ba0bfbdc173a7a46275eb9f99971e3d8e04d296fae9b7

Record detailsShowHideModel version, runs, baseline, triage, permalink, event ID
Model
anthropic/claude-opus-5
pinned anthropic/claude-opus-5-20260723; alias resolved to anthropic/claude-opus-5-20260723 at 2026-09-25 09:00:06 UTC (matches the pin)
Prompt
Question 24: P3 (recommendation)
Why this question
Asking for a ranked list makes a change in the order easy to see.
Change
1 added, 2 dropped
Baseline
5 prior days with data; 1 matched the baseline value (2026-09-22)
Responses
before 2026-09-22 09:18:54 UTC, run 20260922T090022Z-7ff13b; after 2026-09-25 09:17:25 UTC, run 20260925T090007Z-f08d1f
Detected
2026-09-25 · run 20260925T090007Z-f08d1f, started 2026-09-25 09:00:07 UTC · scorer v1 · severity rules r2
Permalink
https://modeldrift.watch/e/2026-09-25/P3/anthropic/claude-opus-5/pick_change/picks/
Event ID
2026-09-25:P3:anthropic/claude-opus-5:pick_change:picks

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