MODELDRIFT.WATCH

Sep 28 · Day 19

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 26beforePermalink

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 Flying

1. Bose QuietComfort Ultra Headphones

  • •Why #1: Still the benchmark for raw noise cancellation, especially the low-frequency engine drone that wears you down over 10+ hours. Light clamp force and plush pads make them the most "forgettable" on your head.
  • •Watch-outs: ~24h battery (less with Immersive Audio on); sound is pleasant but less detailed than Sony/Sennheiser; Bluetooth Multipoint can be finicky.

2. Sony WH-1000XM5 (or WH-1000XM6 if available)

  • •Why: The best all-rounder — ANC within a hair of Bose, excellent call quality, brilliant app with EQ and adaptive modes, 30h battery. The best choice if these are also your daily/work headphones.
  • •Watch-outs: The XM5 doesn't fold flat (the XM6 reportedly restored folding); non-replaceable pads on XM5 wear out in a couple of years.

3. Sennheiser Momentum 4 Wireless

  • •Why: ~60 hours of battery — fly London–Sydney round trip without a charger. Best sound quality of the mainstream ANC trio, and very comfortable.
  • •Watch-outs: ANC is good, not class-leading; plasticky, forgettable design.

4. Bose QuietComfort Headphones (standard, non-Ultra)

  • •Why: Roughly 90% of the Ultra's ANC and comfort for meaningfully less money, plus they fold compactly — arguably the smartest value buy for a traveller.
  • •Watch-outs: No spatial audio, more basic app, older-feeling build.

5. Apple AirPods Max

  • •Why: Superb ANC and the slickest experience if you're on iPhone/iPad — instant switching, best-in-class spatial audio for in-flight movies.
  • •Watch-outs: Heavy (~385g) and can feel hot on ultra-long sectors; no folding; ~20h battery; the case is useless. Only worth it if you're deep in Apple's ecosystem.

Honourable mentions: Bowers & Wilkins Px7 S3 (best sound of the bunch, slightly weaker ANC); Technics EAH-A800 (huge battery, great value).

Flight-specific tips

  • •Pack a 3.5mm cable and a twin-prong airline adapter. Many long-haul IFE systems still use analogue jacks, and some headphones (AirPods Max, Bose QC Ultra) need a specific or optional cable.
  • •Check they work passively/wired when the battery dies — Sennheiser and Sony do; AirPods Max need power.
  • •If you sleep on your side, over-ears are a problem. Consider ANC earbuds instead (AirPods Pro 2, Bose QC Ultra Earbuds) or pack both.
  • •Comfort beats specs after hour six — if you can, try them on for 20+ minutes before buying, paying attention to clamp force and ear-pad depth.

Note: my product knowledge has a cutoff, so check whether newer revisions (e.g. Sony XM6, Bose Ultra 2nd gen) have launched and read a current review before buying.

SEP 28afterPermalink

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

Top 5 for Long-Haul Flights

1. Bose QuietComfort Ultra Headphones
Still the benchmark for cancelling low-frequency engine drone, which is exactly what matters at 35,000 feet. Plush, low-clamp fit that stays comfortable for 12+ hours.

  • •~24 hrs battery (~18 with Immersive Audio on), ~250 g
  • •Folds flat into a slim case; includes 2.5 mm-to-3.5 mm cable for seatback IFE
  • •Downsides: highest price tier, sound signature is a bit polite, "Immersive Audio" mode eats battery

2. Sony WH-1000XM6
The best all-rounder. ANC is essentially tied with Bose, the sound is more exciting, and Sony brought back the folding hinge the XM5 dropped — which makes a real difference in a carry-on.

  • •~30 hrs battery, ~254 g, excellent multipoint for phone + laptop
  • •Best call quality and app feature set of the group
  • •Note: if you find the WH-1000XM5 discounted, it's ~95% as good for flights — it just doesn't fold

3. Sennheiser Momentum 4 Wireless
The battery king. ~60 hours means you can fly London–Sydney round trip without charging. Best audio quality of the bunch for the money.

  • •~60 hrs battery, ~293 g
  • •ANC is very good but a clear step behind Bose/Sony on jet rumble
  • •Bulkier case, plasticky build for the price

4. Bose QuietComfort Headphones (standard)
The value pick. Roughly 90% of the Ultra's noise cancelling for often half the price, and they're lighter and fold smaller.

  • •~24 hrs battery, ~240 g, folds compactly
  • •No spatial audio, no wear detection, older Bluetooth stack
  • •The best choice if you mainly want silence and sleep, not audiophile sound

5. Apple AirPods Max (USB-C)
Only worth it if you're deep in the Apple ecosystem — seamless device switching and the best spatial audio for movies. But they're a compromised flight headphone.

  • •~20 hrs battery, 385 g (noticeably heavy after hour six), no folding, no true off switch
  • •Needs a separate 3.5 mm adapter cable for seatback screens
  • •ANC is excellent; comfort and packability are not

Honorable mentions: Technics EAH-A800 (~50 hrs, surprisingly strong ANC, often overlooked) · Anker Soundcore Space One (~$100, genuinely good ANC if you don't want to risk losing expensive gear)

Three things people forget when buying for flights:

  • 1.Bring the analog cable. Bluetooth IFE is still rare on many aircraft.
  • 2.Clamp force beats raw ANC after hour eight. Bose wins here; AirPods Max lose here.
  • 3.Check if it folds. A slim case is the difference between a headphone living in your personal item or eating your backpack.

Short answer: Bose QuietComfort Ultra if silence and comfort are the priority; Sony WH-1000XM6 if you want one pair that's great on the plane and everywhere else.

Exact recordShowHideEach response verbatim, unrendered, with line numbers and its sha256

Before baseline

2026-09-26 permalink

Scored
answered
Received
2026-09-26 09:16:27 UTC
Run
20260926T090007Z-89c0b7
Served by
Claude Platform on AWS · HTTP 200 · finish stop
Size
2,671 characters · 1,920 tokens out incl. hidden reasoning · 28.4 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 Flying
**1. Bose QuietComfort Ultra Headphones**
- *Why #1:* Still the benchmark for raw noise cancellation, especially the low-frequency engine drone that wears you down over 10+ hours. Light clamp force and plush pads make them the most "forgettable" on your head.
- *Watch-outs:* ~24h battery (less with Immersive Audio on); sound is pleasant but less detailed than Sony/Sennheiser; Bluetooth Multipoint can be finicky.
**2. Sony WH-1000XM5 (or WH-1000XM6 if available)**
- *Why:* The best all-rounder — ANC within a hair of Bose, excellent call quality, brilliant app with EQ and adaptive modes, 30h battery. The best choice if these are also your daily/work headphones.
- *Watch-outs:* The XM5 doesn't fold flat (the XM6 reportedly restored folding); non-replaceable pads on XM5 wear out in a couple of years.
**3. Sennheiser Momentum 4 Wireless**
- *Why:* ~60 hours of battery — fly London–Sydney round trip without a charger. Best sound quality of the mainstream ANC trio, and very comfortable.
- *Watch-outs:* ANC is good, not class-leading; plasticky, forgettable design.
**4. Bose QuietComfort Headphones (standard, non-Ultra)**
- *Why:* Roughly 90% of the Ultra's ANC and comfort for meaningfully less money, plus they fold compactly — arguably the smartest value buy for a traveller.
- *Watch-outs:* No spatial audio, more basic app, older-feeling build.
**5. Apple AirPods Max**
- *Why:* Superb ANC and the slickest experience if you're on iPhone/iPad — instant switching, best-in-class spatial audio for in-flight movies.
- *Watch-outs:* Heavy (~385g) and can feel hot on ultra-long sectors; no folding; ~20h battery; the case is useless. Only worth it if you're deep in Apple's ecosystem.
**Honourable mentions:** Bowers & Wilkins Px7 S3 (best sound of the bunch, slightly weaker ANC); Technics EAH-A800 (huge battery, great value).
## Flight-specific tips
- **Pack a 3.5mm cable and a twin-prong airline adapter.** Many long-haul IFE systems still use analogue jacks, and some headphones (AirPods Max, Bose QC Ultra) need a specific or optional cable.
- **Check they work passively/wired when the battery dies** — Sennheiser and Sony do; AirPods Max need power.
- **If you sleep on your side**, over-ears are a problem. Consider ANC earbuds instead (AirPods Pro 2, Bose QC Ultra Earbuds) or pack both.
- **Comfort beats specs after hour six** — if you can, try them on for 20+ minutes before buying, paying attention to clamp force and ear-pad depth.
*Note: my product knowledge has a cutoff, so check whether newer revisions (e.g. Sony XM6, Bose Ultra 2nd gen) have launched and read a current review before buying.*

End of response · 31 lines · 2,671 characters · sha256 bbdf491d0f15d9c18ce81850db136b2e9787308c01f741347086ebb376065cee

After this run

2026-09-28 permalink

Scored
answered
Received
2026-09-28 09:16:47 UTC
Run
20260928T090007Z-07d4be
Served by
Claude Platform on AWS · HTTP 200 · finish stop
Size
2,716 characters · 2,398 tokens out incl. hidden reasoning · 32.8 s
Extracted picks, in order · confidence high
  1. Bose QuietComfort Ultra Headphones
  2. Sony WH-1000XM6
  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).

## Top 5 for Long-Haul Flights
**1. Bose QuietComfort Ultra Headphones**
Still the benchmark for cancelling low-frequency engine drone, which is exactly what matters at 35,000 feet. Plush, low-clamp fit that stays comfortable for 12+ hours.
- ~24 hrs battery (~18 with Immersive Audio on), ~250 g
- Folds flat into a slim case; includes 2.5 mm-to-3.5 mm cable for seatback IFE
- Downsides: highest price tier, sound signature is a bit polite, "Immersive Audio" mode eats battery
**2. Sony WH-1000XM6**
The best all-rounder. ANC is essentially tied with Bose, the sound is more exciting, and Sony brought back the folding hinge the XM5 dropped — which makes a real difference in a carry-on.
- ~30 hrs battery, ~254 g, excellent multipoint for phone + laptop
- Best call quality and app feature set of the group
- Note: if you find the **WH-1000XM5** discounted, it's ~95% as good for flights — it just doesn't fold
**3. Sennheiser Momentum 4 Wireless**
The battery king. ~60 hours means you can fly London–Sydney round trip without charging. Best audio quality of the bunch for the money.
- ~60 hrs battery, ~293 g
- ANC is very good but a clear step behind Bose/Sony on jet rumble
- Bulkier case, plasticky build for the price
**4. Bose QuietComfort Headphones (standard)**
The value pick. Roughly 90% of the Ultra's noise cancelling for often half the price, and they're lighter and fold smaller.
- ~24 hrs battery, ~240 g, folds compactly
- No spatial audio, no wear detection, older Bluetooth stack
- The best choice if you mainly want silence and sleep, not audiophile sound
**5. Apple AirPods Max (USB-C)**
Only worth it if you're deep in the Apple ecosystem — seamless device switching and the best spatial audio for movies. But they're a compromised flight headphone.
- ~20 hrs battery, **385 g** (noticeably heavy after hour six), no folding, no true off switch
- Needs a separate 3.5 mm adapter cable for seatback screens
- ANC is excellent; comfort and packability are not
---
**Honorable mentions:** Technics EAH-A800 (~50 hrs, surprisingly strong ANC, often overlooked) · Anker Soundcore Space One (~$100, genuinely good ANC if you don't want to risk losing expensive gear)
**Three things people forget when buying for flights:**
1. **Bring the analog cable.** Bluetooth IFE is still rare on many aircraft.
2. **Clamp force beats raw ANC after hour eight.** Bose wins here; AirPods Max lose here.
3. **Check if it folds.** A slim case is the difference between a headphone living in your personal item or eating your backpack.
**Short answer:** Bose QuietComfort Ultra if silence and comfort are the priority; Sony WH-1000XM6 if you want one pair that's great on the plane *and* everywhere else.

End of response · 42 lines · 2,716 characters · sha256 3db0b68dc9662d07613e9c7bd4bbf0ddd98c879435e464a388ff416fd54a9b98

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 2026-09-28 09:00:07 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, 1 dropped
Baseline
5 prior days with data; 2 matched the baseline value (2026-09-25, 2026-09-26)
Responses
before 2026-09-26 09:16:27 UTC, run 20260926T090007Z-89c0b7; after 2026-09-28 09:16:47 UTC, run 20260928T090007Z-07d4be
Detected
2026-09-28 · run 20260928T090007Z-07d4be, started 2026-09-28 09:00:07 UTC · scorer v1 · severity rules r2
Permalink
https://modeldrift.watch/e/2026-09-28/P3/anthropic/claude-opus-5/pick_change/picks/
Event ID
2026-09-28:P3:anthropic/claude-opus-5:pick_change:picks

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