
Amazon Basics 128GB microSDXC
Score: 58/100
SanDisk Extreme PRO 128GB
Score: 80/100Rankings

The SanDisk 128 GB Extreme PRO SDXC delivers fast 200 MB/s reads and 90 MB/s writes, making it ideal for 4K video and burst photography. Its rugged, waterproof and shock-proof build plus a lifetime warranty suit field work, though the UHS-I interface limits 8K performance.

The Amazon Basics 128 GB microSDXC offers high-performance U3, A2 and V30 ratings at a budget-friendly price, with rugged IPX6 waterproofing and a full-size SD adapter. It's well suited for action cameras, drones and Android devices, though the lowest-capacity models can suffer slower writes and it isn't compatible with the Nintendo Switch 2.
| Attribute | ![]() | ![]() |
|---|---|---|
128 GBbest | 128 GBbest | |
100 MB/s | 200 MB/sbest | |
60 MB/s | 90 MB/sbest | |
1 yearsbest | — | |
| ↓ lower better | 8.02 g | 4.5 gbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage & Capacity(1) | ||
Card Type | microSDXC | SDXC |
Performance(2) | ||
Maximum Read Speed (MB/s) | 100 MB/s | 200 MB/s |
Maximum Write Speed (MB/s) | 60 MB/s | 90 MB/s |
Physical(1) | ||
Weight (g) | 8.02 g | 4.5 g |

Products in the top-left offer the best value (high score, low price).

Professional reviewers consistently highlight the Amazon Basics Micro SDXC line as a high-value option that delivers near-premium speeds, solid durability, and A2 app performance, making it especially attractive for budget-conscious 4K video creators and Android power users.
Everyday users praise the card for its reliable performance, genuine capacity, ease of use, and excellent price-to-capacity ratio, often noting flawless 4K recording with GoPro and drones. Recurring complaints focus on slower write speeds on lower capacities, occasional fit issues with small GPS units, and the lack of a protective case.

“Works perfectly with my GoPro and drone”

“Fast and reliable”

“Great value”



Choose Amazon Basics for budget-focused users; opt for SanDisk if you need consistently higher write speeds and premium support.

Professional reviewers commend the balanced speed and rugged build, but note the UHS-I bus and 90 MB/s write ceiling make it unsuitable for 8K or high-bitrate action video.
Everyday users highlight fast transfers, large capacity and field-ready durability, while complaining about exaggerated write-speed claims and limited legacy camera support.