SANDISK 128GB Extreme microSD Card + Adapter, Up to 245MB/s Read Speeds
10,000+ bought in the past month
Typically around $41.11 — currently priced above its recent (last-month) average.
$0.336/GB · at Amazon
If the price isn't the same on Amazon, scroll to the "Other Sellers" section on the listing to find this deal.
Specifications
- Capacity
- 128GB
- Format
- microSD
- Bus interface
- UHS-I
- Video class
- V30
- App class
- —
- Max read
- 245 MB/s
- Max write
- 120 MB/s
- Retailer
- Amazon
What fits
- 4K video
- ≈ 4 hrs
- 1080p video
- ≈ 26 hrs
- 24MP photos (JPEG)
- ≈ 16,000
- RAW photos
- ≈ 4,400
- MP3 songs
- ≈ 13,000
- Game installs
- ≈ 9
Rough estimates — actual capacity depends on file sizes, bitrate and formatting.
Seller & authenticity
Sold by Amazon- · Sold & shipped by Amazon
Does this listing look legit?
Community signal from other shoppers — not a guarantee. Verify capacity after buying.
Check other stores
Search these retailers for related 128GB microSD cards. On-site pricing from more stores is coming soon.
Recommended for
- 4K video / drone Works
- Dashcam / security Not ideal
- Nintendo Switch 2 Not ideal
- Handheld PC / Steam Deck Good fit
- Retro handheld Good fit
- Phone / photos Good fit
Value vs other 128GB microSD cards
Cheaper per GB than 25% of the 45 128GB microSD cards we track.
- Best:
- $0.176/GB
- Average:
- $0.293/GB
- This card:
- $0.336/GB
Now 5% above its 1M typical of $41.11.
| Period | Average | Range | Trend |
|---|---|---|---|
| 1W | $42.21 · some swings | flat | |
| 2W | $42.38 · some swings | 1.2% | |
| 1M | $41.11 · some swings | 7.5% | |
| 3M | $40.36 · some swings | 7.5% |
Averages are time-weighted over each period; “trend” is the net change from the start of the period to now.
Only about 39 days and 5 price points so far — we don't have the full 3 months for this card yet.
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