4ch vs Lexar SD Cards

Side-by-side price per gigabyte comparison across 41 products.

As of March 2026, 4ch averages $0.1336/GB across 1 products while Lexar averages $0.6453/GB across 40 products on BuyPerUnit. 4ch offers 79% better value per gigabyte for sd cards.

4ch

Better Value

Avg $/GB$0.1336

Best $/GB$0.1336

Price Range$0.1336 – $0.1336

Products1

Cheapest Product

4CH MDVR Loop Recording Support 512GB For Single SD Card Mobile DVR For Bus Truck

512GB · $68.42 · newegg

Lexar

Avg $/GB$0.6453

Best $/GB$0.1758

Price Range$0.1758 – $1.8359

Products40

Cheapest Product

Lexar 512GB Play Blue Micro SD Card, UHS-I, C10, U3, V30, A2, 4K, Up to 160MB/s microSDXC Memory Card, Expanded Storage for Nintendo-Switch 1, Gaming Devices, Smartphones, Tablets (LMSPLBL512G-BNNNU)

512 GB · $89.99 · amazon

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	4ch	4CH MDVR Loop Recording Support 512GB For Single SD Card Mobile DVR For Bus Truck	512GB	$0.1336	$68.42	newegg
1	Lexar	Lexar 512GB Play Blue Micro SD Card, UHS-I, C10, U3, V30, A2, 4K, Up to 160MB/s microSDXC Memory Card, Expanded Storage for Nintendo-Switch 1, Gaming Devices, Smartphones, Tablets (LMSPLBL512G-BNNNU)	512 GB	$0.1758	$89.99	amazon
2	Lexar	Lexar High-Performance 800x PRO BLUE Series 256GB SDXC Memory Card Class 10 UHS-I V30 (LSD0800P256G-BNNNU)	256GB	$0.1938	$49.61	newegg
3	Lexar	Lexar 512GB Play PRO microSD Express Card, UHS-I, C10, U3, V30, Full HD, 4K, Up to 900/600 MB/s Memory Card, Compatible w/Nintendo-Switch 2, ASUS ROG Ally, Steam Deck, Gaming (LMSXPS0512G-BNNNU)	512 GB	$0.1953	$99.99	amazon
4	Lexar	Lexar 1TB Play PRO microSD Express Card, UHS-I, C10, U3, V30, Full HD, 4K, Up to 900/600 MB/s Memory Card, Nintendo-Switch 2, ASUS ROG Ally, Steam Deck (LMSXPS0001T-BNNNU)	1 TB	$0.2000	$199.99	amazon
5	Lexar	Lexar High-Performance 633x BLUE Series 128GB microSDXC Memory Card with Adapter Class 10 UHS-I V30 2/Pack (LSDMI128-B2U633)	128GB	$0.2265	$28.99	newegg

Which Should You Buy?

Based on current pricing data, 4ch offers better overall value for sd cards at an average of $0.1336/GB compared to Lexar's $0.6453/GB — that's roughly 79% less per gigabyte.

4ch's best deal is the 4CH MDVR Loop Recording Support 512GB For Single SD Card Mobile DVR For Bus Truck (512GB) at $0.1336/GB, while Lexar's cheapest option is the Lexar 512GB Play Blue Micro SD Card, UHS-I, C10, U3, V30, A2, 4K, Up to 160MB/s microSDXC Memory Card, Expanded Storage for Nintendo-Switch 1, Gaming Devices, Smartphones, Tablets (LMSPLBL512G-BNNNU) (512 GB) at $0.1758/GB.

However, price per GB isn't everything — consider factors like warranty, performance specs, and your specific capacity needs. Check individual product pages for detailed specifications.

Frequently Asked Questions

Is 4ch or Lexar cheaper per GB for sd cards?

As of March 2026, 4ch averages $0.1336/GB compared to Lexar at $0.6453/GB. 4ch is approximately 79% cheaper per gigabyte on average.

How many 4ch and Lexar sd cards does BuyPerUnit track?

BuyPerUnit currently tracks 1 4ch products and 40 Lexar products in the sd cards category, all ranked by price per gigabyte.

What is the cheapest 4ch sd card per GB?

The cheapest 4ch option is the 4CH MDVR Loop Recording Support 512GB For Single SD Card Mobile DVR For Bus Truck at $0.1336/GB ($68.42 for 512GB).

What is the cheapest Lexar sd card per GB?

The cheapest Lexar option is the Lexar 512GB Play Blue Micro SD Card, UHS-I, C10, U3, V30, A2, 4K, Up to 160MB/s microSDXC Memory Card, Expanded Storage for Nintendo-Switch 1, Gaming Devices, Smartphones, Tablets (LMSPLBL512G-BNNNU) at $0.1758/GB ($89.99 for 512 GB).

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