The difference is the W1 chip in the 1st gen and H1 on the 2nd gen. The 2nd gen brought the wireless charging case for $199 but is also available for $79 I believe. This is compatible with gen 1 and 2. The design is identical and is a small update. The H1 allows for “Hey, Siri” and lower latency when gaming, I believe. Answer from Jeremiareyes on reddit.com
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Reddit
reddit.com › r/airpods › airpods (1st gen.) vs. airpods (2nd gen.) comparison and impressions
r/airpods on Reddit: AirPods (1st gen.) vs. AirPods (2nd gen.) comparison and impressions
March 28, 2019 -

AirPods (2nd generation) were made available for in-store pickup at Apple Stores today. I wasn’t planning on buying them, but seeing that they were in stock and rationalizing with the return period, I picked up a pair with the classic charging case on a whim. Here are some impressions from a longtime AirPods owner.

Wireless

First, connection times are definitely faster. Switching between outputs is kind of pokey with the first generation – definitely a weak point in an otherwise great product. With the second generation, the claim of halving switching times is definitely noticeable. I tested with the same downloaded songs on an iPhone 7 Plus on 12.2 (Music app) and 2017 MacBook Pro on 10.14.3 (iTunes). I pressed play with the AirPods connected to one device, then started playback over the other device’s speakers. Then I selected the AirPods as output on the device which it currently wasn’t connected to and timed how long it took to start audio playback. Here are the results, averaged over 5 runs for each.

ModelTime
AirPods (1st generation)7.09 s
AirPods (2nd generation)3.77 s

Strangely, switching from phone to MacBook always took a bit longer than MacBook to phone. They’re both Bluetooth 4.2 devices – maybe there’s more overhead in the macOS audio stack? Purely speculating. Updated to 10.14.4, switching speed has improved and is on par with MacBook to phone.

Another improvement of the second gen over the first is how quiet they are when not playing anything. Over multiple pairs of first gen AirPods, I found that there was a constant low-level hiss when connected to any device and faint whines right before playing sound or immediately after sound is playing. These sounds are completely eliminated on the new model.

Sound Quality

The different in sound quality isn’t immediately apparent, but its definitely there. When I saw comments and posts from people claiming that “AirPods 2 are worlds better than AirPods 1,” I rolled my eyes and chalked it up to new product placebo or earwax-clogged grilles.* “These people are crazy, I thought. “There’s no difference in sound whatsoever.”

After escaping street noise from my walk home and comparing both models in a quiet environment, I have to say I’m wrong. It’s not a quantum leap or revolution by any means (like some may suggest), but sound quality on the second generation has noticeably improved. While maintaining the same sound signature and balance as the first, the new model sports more precise delivery, especially in the lows and mids.

What does this all mean? You’ll notice a brighter sound with more clarity in your home or office. Output volume has not changed appreciably. If you like how the first gen sounded, you’ll appreciate the second gen. If you didn’t – or they didn’t fit your ears – this isn’t going to change that. I personally quite enjoyed how AirPods sounded from the beginning. They’re not the most detailed headphones by far, but they’re well-balanced with an upfront bass. Of course my over-ears (H9i, M50x) and HomePod offer better sound, but none are as convenient as AirPods – which don’t suck in comparison.

* Sidenote: Anyone saying that the new model is much louder or sound 100x better needs to clean out their old AirPods. Don't be gross.

Edit: Some have quoted MKBHD that audio quality hasn't changed. Let me emphasize that the difference is very slight and not noticeable in environments with any audible background noise. In regards to my testing: it's definitely not dirty AirPods, the grilles are clear with no earwax ever. It's possible that it's placebo, but I was also highly skeptical at first. I also lost track of which pair was which during testing and had to check the model number printed on the bud (the second gen always sounded better). Of course this isn't double blind or scientific at all. Another possibility is that the drivers are simply newer or there is some manufacturing variance. I keep my volume at 40% or below at all times though, so I don't think I've blown out my first gen.

Odds and ends

“Hey Siri” definitely works but its not as fast as “Hey Siri” recognition on other devices, including Apple Watch. Trying it for the first time, I thought the people at the Apple Store screwed up and handed me a first gen because it took a few tries to successfully activate. I’m pretty sure what’s happening is that the AirPods are listening only for the hotphrase then handing off everything to the paired device.

I couldn’t get “Hey Siri” to work when paired to Apple Watch. Checking this support page, it’s because watchOS 5.2 is required but not yet released. So on 5.1.3, “Hey Siri” doesn’t work, and interestingly, the voice feedback is much lower quality than when paired to an iPhone running iOS 12.2 (the same quality as Siri on the first gen).

The packaging is essentially identical. The only differences I see are label placement and size, updating Apple’s address to 1 Apple Park, year update from 2016 to 2018, box version change from 602-00758-A to 602-00758-B, and the elimination of the dash in the German phrase “mit Lade-Case” (with Charging Case). The setup guide has also been revised to reflect new features and iOS 12.

I haven’t had a chance to fully test battery life and range yet, but I’ll update this soon.

Overall verdict

The second generation AirPods are a solid advancement over the first, with slightly better sound, faster and more refined wireless connection, and better Siri support. The wireless charging case is by no means a necessity, but if you’ve got multiple charge pads it’s definitely nice to have. I’d say first generation owners shouldn’t feel the need to upgrade unless the battery on yours is degraded – these updated AirPods don’t make the first gen any less of a product.

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RTINGS.com
rtings.com › home › headphones
Apple AirPods (1st generation) vs AirPods (2nd generation): Which Headphones Are Better? - RTINGS.com
April 5, 2016 - There are very few differences between the two models. The second-generation model now uses the H1 chip, has better wireless range, and should have less latency, although we measured the opposite.
People also ask

Is there a difference between AirPods Pro 1 and 2?

Yes, there are several key differences:

  • The AirPods Pro 2 have improved active noise cancelation.
  • AirPods Pro 2 feature longer battery life (5 hours 43 minutes vs 4 hours 20 minutes with ANC on).
  • The 2nd generation has a USB-C charging port instead of Lightning.
  • AirPods Pro 2 introduce Adaptive Transparency mode.
  • The 2nd gen case has a built-in speaker and supports Apple Watch charging.
  • AirPods Pro 2 have slightly better sound quality with lower distortion.
  • The 2nd gen uses the newer H2 chip for improved performance.
  • Only the AirPods Pro 2 support hearing aid functionality.
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soundguys.com
soundguys.com › home › earbuds & headphones › apple airpods pro 2 vs apple airpods pro 1
Apple AirPods Pro 1 vs 2: Which Gen is better? - SoundGuys
Do the AirPods Pro cases support fast charging?

Both AirPods Pro cases can fast charge the earphones: 5 minutes of charging yields 60 minutes of playtime. In either case, you get an additional 24 hours of playtime with ANC.

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soundguys.com
soundguys.com › home › earbuds & headphones › apple airpods pro 2 vs apple airpods pro 1
Apple AirPods Pro 1 vs 2: Which Gen is better? - SoundGuys
What is the lifespan of AirPods Pro?

The exact lifespan of AirPods Pro isn’t specified, but there are a few factors to consider:

  • Battery degradation is inevitable over time with regular use. Typically, true wireless earbuds last 2-3 years before significant battery decline.
  • Apple includes a battery optimization feature to slow down battery aging.
  • Frequent charging, especially wireless charging, can hasten battery degradation.
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soundguys.com
soundguys.com › home › earbuds & headphones › apple airpods pro 2 vs apple airpods pro 1
Apple AirPods Pro 1 vs 2: Which Gen is better? - SoundGuys
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iMore
imore.com › airpods
AirPods 2 vs. AirPods: Should you upgrade to the later model of Apple's classic earbuds? | iMore
July 9, 2024 - There's the H1 chip instead of the W1 which lets the AirPods connect faster and gives you voice-activated Siri. There's more battery life for people that make lots of phone calls too, as well as a better Bluetooth version.
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Loud and Wireless
loudnwireless.com › blog › airpods-pro-gen-2-vs-gen-1-sound-quality-hear-the-difference
AirPods Pro Gen 2 vs Gen 1 Sound Quality. Hear the difference! — Aaron x Loud and Wireless
May 20, 2024 - In terms of call quality, the microphone pickup is definitely better on gen 2. There simply is more clarity and it cuts more of that extremely loud background noise compared to the first gen AirPods Pro.
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Lifewire
lifewire.com › difference-between-airpods-1-and-2-5095753
How to Tell the Difference Between Airpods 1 and 2
September 7, 2022 - But because of the energy efficiencies ... talk longer. According to Apple's fact sheets, AirPods 1 support about two hours of talking time, while the updated model can do three....
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SoundGuys
soundguys.com › home › earbuds & headphones › apple airpods pro 2 vs apple airpods pro 1
Apple AirPods Pro 1 vs 2: Which Gen is better? - SoundGuys
November 19, 2024 - Both the Apple AirPods Pro 2 and the AirPods Pro 1 feature an IPX4 rating for the earbuds, which means they’re protected from splashes of water and sweat. However, the 2nd generation model also expands that rating to cover the case, too, so you won’t have to worry about pulling it out in the rain.
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Reddit
reddit.com › r/airpods › what really are the differences between airpods 1 and airpods 2?
r/airpods on Reddit: What really are the differences between AirPods 1 and AirPods 2?
October 17, 2021 - The H1 allows for “Hey, Siri” and lower latency when gaming, I believe. ... This. If I remember right, the AirPods 2 went to Bluetooth 5.0, while the original AirPods were BT 4.2.
Find elsewhere
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Switching To Mac
switchingtomac.com › home › how-to › airpods 1st generation vs. 2nd generation: what’s different?
AirPods 1st Generation vs. 2nd Generation: What’s Different?
January 27, 2025 - The H1 chip equips the 2nd Generation AirPods with a battery life advantage over their 1st Generation counterpart. With the upgraded chip, the 2nd Generation AirPods deliver approximately 5 hours of listening time and 3 hours of talk time on ...
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Setapp
setapp.com › how-to › airpods-1-vs-2-is-it-worth-upgrading
Should You Upgrade AirPods 1 vs AirPods 2? – Setapp
October 12, 2020 - But there are a few key differences in AirPods features that you’d notice when you finally get to use your AirPod 2. One major difference between AirPods 1 and 2 has to do with improved battery life, thanks to the use of a new Apple H1 chip ...
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CNET
cnet.com › tech › mobile › headphones › airpods vs. airpods 2: the main differences between apple's wireless earbuds
AirPods vs. AirPods 2: The main differences between Apple's wireless earbuds - CNET
September 1, 2020 - First released in 2016, the original AirPods look the same as the second-gen models on the outside. They also have exactly the same fit as they rest in your ear, rather than the in-ear design with interchangeable tips from the AirPods Pro.
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TikTok
tiktok.com › therightonehq (@therightonehq) | tiktok › don't know if you have 1st gen or 2nd gen airpods? here's a quick way to figure out which airpods you own 🎧 #airpodstutorial #airpods1 #airpods2 #therightone
Don't know if you have 1st Gen or 2nd Gen AirPods? Here's a quick way to figure out which AirPods you own 🎧 #airpodstutorial #airpods1 #airpods2 #therightone | TikTok
1231 Likes, 28 Comments. TikTok video from TheRightOneHQ (@therightonehq): “Learn how to differentiate between AirPods 1st and 2nd generations easily with this tutorial. Find out which AirPods version you own! 🎧 #airpodstutorial #airpods1 #airpods2 #therightone”.
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MacRumors
forums.macrumors.com › apple wearables › airpods
To those who had AirPods Pro gen 1 and upgraded to gen 2… | MacRumors Forums
October 8, 2022 - One major issue I had with the gen 1 was the vent for pressure equalization caused irritation on the outer part of my ear canal, as the vent on the gen 2 is placed at the top of the earphones I don’t experience this irritation anymore. This alone was worth the upgrade to me. To my experience the ANC is better as well, though perhaps not twice as effective but still an improvement. ... i used the first gen AirPods most days for phone/music/podcasts and since i use them so much i figured even a modest upgrade would be nice so i got the new ones.
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Apple Community
discussions.apple.com › thread › 255492550
AirPods 2nd Generation Worse Than 1st Gen… - Apple Community
February 23, 2024 - The 1st gen AirPods have a longer stem, making it easier to take out. With the pros, when attempted to grab the AirPod, the song instantly pauses, even with the auto detection off. Not to mention the feeling of your ears being suffocated by the earbud. ... Airpods Pro 2 Muffled On Calls the ...
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What Hi-Fi?
whathifi.com › headphones › wireless earbuds
Apple AirPods 1 vs AirPods 2: What's the difference? Should you upgrade? | What Hi-Fi?
July 7, 2020 - The AirPods 2 arrived on the scene and took performance to a new level. With more useful features and better sound quality to call upon, they are a clear step up compared to the originals.
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Phonebot
phonebot.com.au › blog › difference between airpods 1st gen vs 2nd gen
Choosing AirPods: Easy Guide to 1st Gen vs. 2nd Gen
April 3, 2025 - The Airpods 1st Gen work on the ... Airpods are in your ear or not. The Airpods 2nd Gen works on the H1chip which is said to have faster pairing and switching between different Apple devices....
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Quora
quora.com › How-do-you-tell-if-you-have-AirPods-1-or-2
How to tell if you have AirPods 1 or 2 - Quora
Answer (1 of 2): You can check by saying the words “Hey Siri” (make sure you have it set up on your phone first) and she should respond to you, if not and you have to double clock the left AirPod to do it you have version 1
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AppleInsider
appleinsider.com › apple a-z › airpods › airpods pro › vs
Compared: New AirPods Pro versus original AirPods Pro | AppleInsider
April 19, 2024 - AirPods Pro Gen 2 includes a new XS silicone ear tip · Apple also includes an extra-small silicone ear tip in the second-generation model, whereas AirPods Pro Gen 1 only had three.