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frontpagephoinix | Staff posted Jul 1, 2026 3:46 AM

512GB PNY microSD Express UHS-I U3 V30 A1 microSDXC Flash Memory Card

$100

$120

16% off
+ Free S&Hat Amazon
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Deal Details
Amazon has 512GB PNY microSD Express UHS-I U3 V30 A1 microSDXC Flash Memory Card (P-SDU512P31EXP-GE) on sale for $99.99. Shipping is free.

Thanks to Deal Hunter phoinix for finding this deal.

Features:
  • Up to 890MB/s Read and up to 810MB/s Write speeds
  • Up to 4.4x faster than standard UHS-I microSD cards
  • Compatible with microSD Express Host Devices, including Nintendo Switch 2, and backwards compatible with microSD UHS-I and UHS-II devices
  • Backed by a lifetime limited warranty

Editor's Notes

Written by megakimcheelove | Staff
  • Our research indicates that this offer is $20 lower (17% savings) than the next best available price from a reputable merchant with prices starting from $119.99.
  • Don't have Amazon Prime? Students can get a free 6-Month Amazon Prime trial with free 2-day shipping, unlimited video streaming & more.
  • If you're not a student, there's also a free 1-Month Amazon Prime trial available.

Original Post

Written by phoinix | Staff
Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
Amazon has 512GB PNY microSD Express UHS-I U3 V30 A1 microSDXC Flash Memory Card (P-SDU512P31EXP-GE) on sale for $99.99. Shipping is free.

Thanks to Deal Hunter phoinix for finding this deal.

Features:
  • Up to 890MB/s Read and up to 810MB/s Write speeds
  • Up to 4.4x faster than standard UHS-I microSD cards
  • Compatible with microSD Express Host Devices, including Nintendo Switch 2, and backwards compatible with microSD UHS-I and UHS-II devices
  • Backed by a lifetime limited warranty

Editor's Notes

Written by megakimcheelove | Staff
  • Our research indicates that this offer is $20 lower (17% savings) than the next best available price from a reputable merchant with prices starting from $119.99.
  • Don't have Amazon Prime? Students can get a free 6-Month Amazon Prime trial with free 2-day shipping, unlimited video streaming & more.
  • If you're not a student, there's also a free 1-Month Amazon Prime trial available.

Original Post

Written by phoinix | Staff

Community Voting

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Top Comments

Rytard
112 Posts
46 Reputation
Yes they did
FuschiaMarmot930
66 Posts
18 Reputation
I guess to answer your question, don't buy this.
You'll be paying a lot more for no benefit.

Your dashcam doesn't support microsd express. It will work because the microsd express is backwards compatible but there is no point to paying this price when you cannot use the performance benefits.

Also, for a dashcam, you want a microsd rated for endurance not performance. It needs to be able to survive constant write cycles so that one day 2 years from now when you actually need the footage it's not corrupt.

Edit: I just realize prices on endurance cards went to hell. But still, better to get an Samsung or sandisk endurance card of small size than one that will crap out. For dash cam, it just needs to record the drive god forbid something happens.
starwalls
107 Posts
33 Reputation
PNY as a photographer is one of those brands Ive stayed away from due to their unreliability

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38 Comments

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Jul 1, 2026 4:13 AM
323 Posts
Joined Nov 2012
markbraggsJul 1, 2026 4:13 AM
323 Posts
PNY is a good brand to my knowledge. Are these reliable?
4
Jul 1, 2026 4:32 AM
78 Posts
Joined Aug 2018
Kalix2300023Jul 1, 2026 4:32 AM
78 Posts
Quote from markbraggs :
PNY is a good brand to my knowledge. Are these reliable?
🤷 ♂️ I used their CD to burn mp3s. Maybe.
10
Jul 1, 2026 4:53 AM
511 Posts
Joined Apr 2009
roguephoenixJul 1, 2026 4:53 AM
511 Posts
Did sd cards also go up like ram and other stuff? I got a 512 probably a year or two ago and it was definitely less than $50
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Jul 1, 2026 4:58 AM
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phoinixJul 1, 2026 4:58 AM
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90,542 Posts
Quote from roguephoenix :
Did sd cards also go up like ram and other stuff? I got a 512 probably a year or two ago and it was definitely less than $50
2
Jul 1, 2026 6:40 AM
112 Posts
Joined Sep 2015
RytardJul 1, 2026 6:40 AM
112 Posts

Our community has rated this post as helpful. If you agree, why not thank Rytard

Quote from roguephoenix :
Did sd cards also go up like ram and other stuff? I got a 512 probably a year or two ago and it was definitely less than $50
Yes they did
1
Jul 1, 2026 11:13 AM
1,483 Posts
Joined May 2014
GameOgreJul 1, 2026 11:13 AM
1,483 Posts
I got the other deal on the Samsung 256gb, would this be better for my dashcam?
Jul 1, 2026 11:15 AM
66 Posts
Joined Dec 2019
FuschiaMarmot930Jul 1, 2026 11:15 AM
66 Posts

Our community has rated this post as helpful. If you agree, why not thank FuschiaMarmot930

Quote from GameOgre :
I got the other deal on the Samsung 256gb, would this be better for my dashcam?

You don't need microsd "express" for dash cam. Only device I know of that requires express is the switch 2. I assume you mean the Samsung express microsd card for 40 dollars. For dash cams get endurance rated cards that can survive multiple write cycles.
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Jul 1, 2026 11:16 AM
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Joined May 2014

This comment has been rated as unhelpful by Slickdeals users.

Jul 1, 2026 11:35 AM
1,699 Posts
Joined May 2004
SquirrelJul 1, 2026 11:35 AM
1,699 Posts
Quote from GameOgre :
Not really what I asked.In this day and age of RAM/Memory prices, I buy what's on sale and make it work.
Yeah but I believe it's a different data interface. micro sd express is backward compatible so I think it will work
Last edited by Squirrel July 1, 2026 at 04:39 AM.
Jul 1, 2026 11:38 AM
66 Posts
Joined Dec 2019
FuschiaMarmot930Jul 1, 2026 11:38 AM
66 Posts

Our community has rated this post as helpful. If you agree, why not thank FuschiaMarmot930

Quote from GameOgre :
Not really what I asked.

In this day and age of RAM/Memory prices, I buy what's on sale and make it work.

I guess to answer your question, don't buy this.
You'll be paying a lot more for no benefit.

Your dashcam doesn't support microsd express. It will work because the microsd express is backwards compatible but there is no point to paying this price when you cannot use the performance benefits.

Also, for a dashcam, you want a microsd rated for endurance not performance. It needs to be able to survive constant write cycles so that one day 2 years from now when you actually need the footage it's not corrupt.

Edit: I just realize prices on endurance cards went to hell. But still, better to get an Samsung or sandisk endurance card of small size than one that will crap out. For dash cam, it just needs to record the drive god forbid something happens.
Last edited by FuschiaMarmot930 July 1, 2026 at 04:45 AM.
2
Jul 1, 2026 11:40 AM
737 Posts
Joined Aug 2015
flybywiretlJul 1, 2026 11:40 AM
737 Posts
Quote from GameOgre :
Not really what I asked.In this day and age of RAM/Memory prices, I buy what's on sale and make it work.
Sure you can use this in a dashcam, but it's not ideal, because it's not built for constant writes and rewrites, so the result would be that you'll end up with a failed memory card sooner then you'd like. In the same way that you can use all-season tires to drive in snow, and yes, you can "make it work", but it's not ideal and you could end up in a ditch. Smilie
1
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1
Jul 1, 2026 11:52 AM
35 Posts
Joined Nov 2015
MarzXJul 1, 2026 11:52 AM
35 Posts
Quote from markbraggs :
PNY is a good brand to my knowledge. Are these reliable?
I bought the PNY 1TB PRO Elite for my Switch OLED a few years ago and it stopped working within 2 weeks. That was the first and last time I ever buy anything from this brand.
1
1
Jul 1, 2026 12:34 PM
1,541 Posts
Joined Dec 2008
madcow3417Jul 1, 2026 12:34 PM
1,541 Posts
Quote from FuschiaMarmot930 :
You don't need microsd "express" for dash cam. Only device I know of that requires express is the switch 2. I assume you mean the Samsung express microsd card for 40 dollars. For dash cams get endurance rated cards that can survive multiple write cycles.
I have a bunch of security cameras and dash cams with micro SD slots. The only ones I've had fail were the endurance-rated cards. Now I just buy whatever, I haven't had a failure since.

Maybe I just got the two worst ones, or maybe endurance rating is irrelevant. Can't say for sure with my small test pool.
1
Jul 1, 2026 1:06 PM
268 Posts
Joined Mar 2026
SiennaHerring788Jul 1, 2026 1:06 PM
268 Posts
Quote from roguephoenix :
Did sd cards also go up like ram and other stuff? I got a 512 probably a year or two ago and it was definitely less than $50
All storage types have gone up along with RAM.

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Jul 1, 2026 3:02 PM
107 Posts
Joined Feb 2016
starwallsJul 1, 2026 3:02 PM
107 Posts

Our community has rated this post as helpful. If you agree, why not thank starwalls

PNY as a photographer is one of those brands Ive stayed away from due to their unreliability
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